Clear Sky Chart

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Distance Km	Bear -ing	S p o n s o r e d?	Chart	Preview color key	Light Pollution	Prov/State	Comments/Links
< 24			Arden			Ontario
< 24			Kaladar			Ontario
< 24			Lennox and Addington Dark Sky Viewing Area			Ontario	A public and official dark-sky observing site of Lennox and Addington county.
< 24			Sharbot Lake			Ontario
26	SW		Oak Hills			Ontario	A private observing site in Popow Ranch
27	S		Camden Lake			Ontario	A public wildlife area used by the Kingston RASC.
28	NW		Marble Lake Observatory			Ontario	A private observatory near Cloyne.
29	N		North Frontenac Dark Sky Preserve			Ontario	Public observing site with concrete pad for telescopes, power, outhouses and parking. Part of the 1000+ acre North Frontenac Dark Sky Preserve.
29	N		Split Rock Observatory			Ontario	A private observatory near Ardoch.
34	SE		Otter Lake Scout Camp			Ontario	A scout camp on Otter lake.
34	SE		Starlight Cascade Observatory			Ontario	A private observatory near Yarker.
37	NE		Cygnus Hill Observatory			Ontario	A private observatory near Maberly.
37	NE		Chickadee Ridge Observatory			Ontario	A private observatory.
38	SE		Sydenham			Ontario
39	E		Camp Opemikon			Ontario	Centered on the overflow parking lot, accross the road from Scout Camp Opemikon. The parking lot is used as casual observing site from some observers from Ottawa as it doesn't require entry to the camp.
42	E		Westport			Ontario
42	SE		The Observatory on the Lake			Ontario	link
49	NW		Nirvana			Ontario	Where OAFs go when they have earned enough observing karma. AKA Irvine Lake Airstrip. Near Bon Echo Provincial Park. Note: no cell phone service.
50	S		Greater Napanee			Ontario
50	SE		Battersea Observatory			Ontario	A private observatory in Battersea.
50	SW		Ivanhoe Observatory			Ontario	A private observatory near Ivanhoe.
51	E		Black Lake Observatory			Ontario	A private observatory between Perth and Westport.
55	E		Whippoorwill Hill Observatory			Ontario	A private observatory.
55	N		K&P at Clyde Forks			Ontario	A spot along Clyde Forks road where it ends at the K&P trail.
55	NE		Black Creek Pond			Ontario	A small pond along Black Creek road in Lanark County.
59	SE		Kingston			Ontario	Home of the RASC Kingston Centre and The Queen's Observatory of Queen's University.
60	NE		Perth			Ontario
62	SW		Stirling-Rawdon			Ontario
63	S		Prinyer's Cove			Ontario	In Prince Edward County.
63	W		Marmora			Ontario
65	E		Rideau Ferry Observatory			Ontario	A private observatory near Rideau Ferry.
65	NE		Tatlock Quarry Outlook			Ontario	Outlook over a working quarry. Access is by private road with 'use at your own risk' signage. Gate is closed in the winter.
66	SW		Belleville			Ontario	Home of the RASC Belleville Centre
70	N		Kennelly's Mountain			Ontario	Near Calabogie.
70	N		Teeples Hill			Ontario	Private property on Teeple Haley Road. Permission required.
70	W		Old Hastings Observatory			Ontario	A private observatory.
71	N		Sunset Bay			Ontario	A private observatory on the SW end of White Lake, occaisonally used by some members of OAFs.
71	SE		Gananoque			Ontario
72	E		Hillier Observatory			Ontario	A private observatory.
73	E		Charleston Lake			Ontario	Provincial Park
73	SW		Mason Bald Observatory			Ontario	A private observatory in Frankford.
73	W		Loon Call Observatory			Ontario	A private observatory near Coe Hill.
74	S		Picton			Ontario
75	SW		Heartwood Observatory			Ontario	A private observatory.
75	SW		Quinte West			Ontario
77	E		Smiths Falls			Ontario
77	W		Oak Lake Observatory			Ontario	A private observatory.
80	S		Fall 'N' Stars			Ontario	A star party held by the Belleville and Kingston RASC centres at Johnson's R.V. PARK.
80	SW		Campbellford			Ontario
81	N		Quadeville Road			Ontario	A spot along Quadeville road near Wolfe.
81	SW		Trenton			Ontario
82	SW		FvH Observatory			Ontario	A private observatory in Trenton.
83	NE		Beckwith Park			Ontario	Park in Black's Corners near Carleton Place. A site used by the OAOG.
84	NE		Coyote Observatory			Ontario	A private observatory near White Lake.
84	NE		Fred Lossing Observatory			Ontario	Ottawa RASC's observatory near Almonte. Located on a back lot of the Mill of Kintail which is also the site of star parties held by the Ottawa Astronomy Friends.
85	NE		Apple Orchard Observatory			Ontario	A private observing site
85	NW		Bancroft			Ontario
85	S		West Lake			Ontario	Forecast also covers Sandbanks Provincial Park.
86	E		Poole's Resort Observatory			Ontario	Site of future private observatory. Named after Pool's Resort Road. Near Mallorytown.
89	NE		Bootland Farm			Ontario	A site use by the OAOG
90	N		Foymount			Ontario	A site used by the OAOG.
91	E		Merrickville			Ontario	Home of some members of the OAOG.
92	S		Point Petre			Ontario	A spot at the end of end of Simpson Road used by some RASC Kingston members for Mars observing.
92	W		Apsley			Ontario
93	N		Renfrew			Ontario
95	E		Mount Olson Observatory			Ontario	A private observatory in North Augusta.
95	W		Silent Lake			Ontario	Provincial Park
99	E		Brockville			Ontario
99	SW		Lakehenge Observatory			Ontario	A private observatory.
99	SW		Sandy Flats Observatory			Ontario	A private observatory near Roseneath.
100	E		Oxford Observatory			Ontario	A private observatory near Oxford Mills.
100	SE		Millsite Lake			New York	Near the Indian River State Wildlife Preserve and the town of Alexandria Bay.
101	SE		Dexter			New York
101	W		Anstruther Lake Observatory			Ontario	A private Observatory.
101	W		Camp Kawartha			Ontario	A non-profit camp for kids and adults.
102	SW		Lorenz Observatory			Ontario	A site of the North York Astronomical Association near Cobourg.
104	NE		Carp Library / Diefenbunker			Ontario	Library and cold-war museum used for public star parties by the Ottawa RASC.
105	E		Limerick Forest Pit			Ontario	A public parking lot located in Limerick Forest which is managed by the United Counties of Leeds and Grenville.
105	NE		Denholm Observatory			Ontario	A private observatory.
106	N		Pit Road			Ontario	A spot along Pit road (aka Mcguinty Rd) used by some Ottawa area observers. Near Osceola.
106	NE		Barred Owl Observatory			Ontario	A private observatory near Carp.
108	NE		Clarke Priscu Observatory.			Ontario	A private observatory.
109	E		Kemptville			Ontario
109	NE		Kathik-B Observatory			Ontario	A private observatory in Kanata.
109	NE		Earwig Haven Observatory			Ontario	A private observatory in Kanata.
109	NW		Barry's Bay			Ontario
110	NE		Quyon			Quebec
110	W		Buckhorn Observatory			Ontario	An observatory near Buckhorn.
111	SE		Watertown			New York	A town in Jefferson county.
113	NE		Camp No'Chimik			Ontario	A private farm. South of Manotick.
113	NW		Lake St. Peter Provincial Park			Ontario	Provincial Park near Bancroft.
114	N		Zion Camp			Ontario	A site used by the OAOG. In Forester's Falls, about 10km from Cobden.
114	NE		Arbeatha Park			Ontario	A neighborhood in West Ottawa.
114	NE		Baxter Conservation Area			Ontario	Conservation area with picnic area and beach. Adjacent to Rideau Valley Air Park.
114	NE		Constance Bay			Ontario
114	NE		TamyMartOffgrid			Quebec	A private observing site.
115	E		Annual International Video Astronomy Star Party			Ontario	A star party in Johnstown.
116	NE		Pinhey's Point			Ontario	A park.
116	SW		WhistleStop Observatory			Ontario	A private observatory.
117	NE		Jock River Observatory			Ontario	A private observatory.
117	W		Mount Mould Observatory			Ontario	A private observatory near Gooderham. Also known as MMO.
117	W		Peterborough			Ontario	Home of the Peterborough Astronomical Association
118	NE		Inukshuk Observatory			Ontario	A private observatory in Ottawa.
119	NE		Astroknip's Observatory			Quebec	A private observatory in Aylmer.
120	NE		Pontiac			Quebec
120	NW		Haliburton Scout Reserve			Ontario	A large scout camp centered around Lake Kennabi.
122	E		South Mountain			Ontario	A site used by the OAOG.
122	NE		Luskville Falls			Quebec	The Luskville Falls entrance to Gatineau Park. Site of public star parties held by astropontiac.ca.
122	NW		Bonnechere Provincial Park			Ontario	Provincial park on Round lake. (Note: Nearby Bonnechere airstrip is nolonger accessable for observing.)
124	E		Seaway Observatory			Ontario	A private observatory in Cardinal.
124	NE		Champlain Belvédère			Quebec	Belvédère Champlain du parc de la Gatineau. (AKA Champlain Lookout.) Site d'observation du groupe « Les astronomes du parc de la Gatineau ».
125	N		Lookout Point			Ontario	A lookout on Lookout Road, in Westmeath.
125	SW		Cobourg			Ontario
127	NE		Observatoire de Gatineau			Quebec	L'horloge climatique de Observatoire de Gatineau (the home of The Gatineau Observatory.)
128	NE		Boreal Skies Observatory			Quebec	A private observatory.
128	NE		Ottawa			Ontario	Home of the Ottawa RASC, the Ottawa Valley Astronomy and Observers Group, and the Ottawa Astronomy FriendS.
129	N		Pembroke			Ontario
129	NE		Chelsea			Quebec
129	NW		Four Corners Madawaska Observatory			Ontario
132	NE		Gatineau			Quebec
132	W		Haliburton County			Ontario
133	E		Winchester			Ontario
133	NE		Wakefield			Quebec
134	E		Hewlett Observatory			New York	A private observatory near Canton.
135	N		Otter Lake			Quebec	A site used by the OAOG.
135	NW		McCauley Lake Observatory			Ontario	A private observatory.
137	NE		Observatoires de Cantley			Quebec
138	N		Petawawa Terrace Provincial Nature Reserve			Ontario	A nature preserve near Petawawa.
138	SW		Millbrook			Ontario
138	W		Highlands Wilderness Observatory			Ontario	An observatory in Minden Hills.
140	E		Morrisburg			Ontario	An observing site of the SD&G Backyard Astronomers Club.
140	N		Petawawa			Ontario
140	NE		Univerciel			Quebec	Un observatoire privé.
140	NW		Four Corners Algonquin Observatory			Ontario
141	E		Five Ferns Observation Site			Ontario	AKA the Fougere Homestead. A site used by the OAOG. Near Williamsburg.
141	NE		Boundary Road			Ontario	AKA Stetsons Flyers. A site, south-east of Ottawa, used by the OAOG.
142	NE		Lac Georges			Quebec
144	NE		Photon's End Observatory			Ontario	A private observatory in Orleans. Ni!
145	NE		Observatoire Isis			Quebec	Près de Val des Monts.
145	NW		Haliburton Forest Observatory			Ontario	An in a privately owned forest.
145	W		Fenelon Falls			Ontario
146	NE		Embrun			Ontario
147	W		Kawartha Observatory			Ontario	A private observatory in Lindsay.
149	NW		Achray Campground			Ontario	Campground in the northeast part of Algonquin Park.
149	SW		DRAACO			Ontario	Durham Region Astronomical Association Centre for Observing. Home of the DRAA.
150	NW		Rock Lake			Ontario	A campground in Algonquin Provincial Park.
150	SE		Lewis County Fairgrounds			New York	Fairgrounds near Lowville.
151	S		Fair Haven			New York	A town in Cayuga county.
152	NE		Val-des-Monts			Quebec
154	E		Potsdam			New York
155	SW		Newcastle Observatory			Ontario	A private observatory in Newcastle.
156	E		Clarkson Observatory			New York	AKA the Reynolds Astronomical Observatory. Observatory of \tClarkson University in Potsdam. \tAlso home of the Clarkson Stargazers.
156	SW		Baetsen Observatory			Ontario	A private observatory near Orono.
159	NE		Hammond			Ontario	A site used by the OAOG.
159	SW		Long Sault Conservation Area			Ontario	A site used by the RASC Toronto centre. North of Bowmanville.
161	NW		Mew Lake Campground			Ontario	A campground in Algonquin Provincial Park.Home to the Algonquin Adventure, a star party of the RASC Toronto Centre.
161	S		Webster Park			New York	A park in Monroe County, NY.
162	NE		OAOG Moose Creek			Ontario	A site on private land used by the OAOG with permission. Near Casselman.
164	E		Massena			New York	A town in St. Lawrence county.
165	E		Avonmore			Ontario
165	E		Tooley Pond			New York	In Adirondack State park.
166	N		Deep River			Ontario	Home of the Deep River Astronomy Club.
166	SW		Hamlin Beach State Park			New York	State Park on the south shore of Lake Ontario.
168	NE		Thurso			Quebec
168	W		Clearing off Thompson Road			Ontario	A clearing off Thompson road off of HYW 118. Private property. Use with permission.
169	NW		Algonquin Radio Observatory			Ontario	Radio Observatory located in Algonquin Provincial Park.
170	NE		Lac Heney			Quebec
171	NE		Gatineau Gliding Club			Quebec	Private site of a flying club accessable to members, some of which are observers.
171	SW		Dark Arts Observatory			New York	A private observatory.
171	W		Port Perry Astronomical Observatory			Ontario	link
172	NE		Observatoire de Val-Des-Bois			Quebec
172	W		Port Perry			Ontario
175	NW		Oxtongue Lake			Ontario
175	SW		Camp Samac			Ontario	A scout camp near Oshawa.
176	NE		South Nation Space Station			Ontario	A private observatory near Jessups falls.
176	S		Rochester			New York	Home of the RIT Observatory, the R.I.T. Astronomy Club and the The Astronomy Section of the Rochester Academy of Science (ASRAS).
176	SE		B & P Myers Observatory			New York	A private observatory near West Leyden.
176	SW		Oshawa			Ontario
177	W		Lake of Bays			Ontario
178	E		Cornwall			Ontario
178	S		Lyons			New York
179	W		Gambridge Go-Karts			Ontario	A go cart track near Gambebridge Beach.
180	NE		Observatoire Saint-Sixte			Quebec	Une observatoire privé.
180	SW		Ashburn Astronomical Observatory			Ontario	In Ashburn.
181	E		Christel Observatory			New York	A private observatory
181	SW		Whitby			Ontario
181	W		Lagoon City			Ontario
182	S		Liverpool			New York
182	SW		Brockport State Observatory			New York	An observatory on the campus of SUNY Brockport.
183	NE		Lac Echo			Quebec	Activité annuelle de camping astronomique du RAAOQ à la Réserve Faunique Papineau-Labelle.
184	NE		Baltic Corners			Ontario	Main observing site of the SD&G Backyard Astronomers Club. South of the Village of Dunvegan, east from Maxville and west of Alexandria.
184	NE		Edja Lake			Quebec
184	NE		Treadwell Observatory			Ontario
184	S		Timerson Observatory			New York	A private observatory near Newark.
185	NW		Driftwood Provincial Park			Ontario	Provincial Park near Stonecliff, west of Deep River.
186	SW		CAMSAT Observatory			Ontario	A private observatory near Oshawa.
187	NE		Papineau Regional County Municipality			Quebec
187	NE		Tour d'observation Montagnes Noires			Quebec	Tour d'observation dans le Parc des Montagnes Noires.
188	SE		Old Forge			New York
189	SW		Ajax			Ontario
190	S		Syracuse			New York	Home of the Syracuse Astronomy Society.
191	W		Bracebridge			Ontario
193	NE		North Glengarry			Ontario
193	W		Goodwood			Ontario	Near Uxbridge.
194	E		Mill Pond Observatory			Ontario	A private observatory. Also used by some members of the SD&G Back Yard Astronomers from Cornwall.
194	NE		Plouffe Observatory			Quebec	A private observatory.
194	S		Baltimore Woods Nature Center			New York	Nature Center and site of star parties.
195	NW		Huntsville			Ontario
195	SW		Pickering			Ontario
195	W		Churchill Chimes Equestrian Center			Ontario	Riding school near the Goodwood Conservation Area.
195	W		Gravenhurst			Ontario
196	SW		Marshall Hill Observatory			New York	A private observatory in Medina.
197	SW		Bay Ridges Observatory			Ontario	A private obseratory in Pickering.
197	W		Orillia			Ontario	Home of the Orillia Stars astronomy club.
198	E		Lancaster			Ontario	An observing site of the SD&G Backyard Astronomers Club.
198	S		Finger Lakes Regional Airport			New York	Also covers the north-central portion of the Finger Lakes area.
198	S		The Marian and Max Farash Center for Observational Astronomy			New York	Home of the Farash Observatory and the Wolk Observatory Rochester Academy of Science. Near Ionia.
199	S		The Smith Observatory			New York	Historic observatory in Geneva.
199	SW		Salvador Observatory			Ontario	A private observatory somewhere around Pickering.
199	W		Mount Albert Lion's Club			Ontario	Near Mount Albert.
200	E		Adirondack Public Observatory			New York	Observatory near Tupper Lake.
201	E		Observatoire de Walter Laperle			Quebec
201	S		Richard S. Perkin Observatory			New York	A private observatory of Hobart and William Smith Colleges.
202	SE		Black Forest			New York	In Adirondack Park. Along the Black River between North Wilmurt and Atwell.
204	E		Watch Observatory 2			Ontario	A private observatory.
204	NE		Pointe-au-Chêne			Quebec	Maison de quelques membres du Regroupement des Astronomes Amateurs de l'Outaouais (RAAO).
204	SE		Supernova Observatory			New York	A private observatory near Floyd.
204	W		Muskoka District Municipality			Ontario
205	N		Maniwaki			Quebec
205	W		Woodland Trails			Ontario	A scout camp near Aurora.
206	NE		Brodie Road Observatory			Ontario
206	W		Island Grove Observatory.			Ontario	Near Keswick on southernmost Lake Simcoe.
206	W		Torrance Barrens Dark-Sky Preserve			Ontario	A Dark-Sky Preserve. Near Gravenhurst and Lake Muskoka.
207	SW		Scarborough			Ontario	A home of the University of Toronto Scarborough..
209	E		Malone			New York
209	E		Lake Titus Observatory			New York	Near Malone.
210	W		Foxmead Observatory			Ontario	A private observatory near Coldwater.
211	E		Long Lake			New York	Home of Penguin Rock Observatory.
211	NE		Hawkesbury			Ontario
211	SW		Markham			Ontario
211	W		Innisfil			Ontario	A town in Simcoe County.
212	W		Newmarket			Ontario	Home of the York Simcoe Amateur Astronomers Club.
213	NE		Observatoire Le Valhalla			Quebec	Un observatoire à Sainte Justine de Newton.
213	W		Bartole Observing Platform			Ontario	A private observatory somewhere around Cook's Bay.
214	NE		Lac Gagnon			Quebec
214	W		Port Carling			Ontario
215	S		Darling Hill Observatory			New York	Obsevatory of the Syracuse Astronomical Society. Near Tully.
215	W		UpUp Observatory			Ontario	A private observatory on Hiraeth Island, Lost Channel near Severn Falls.
216	NW		Sandy Cove			Ontario	At the north-east end of Three Mile Lake. Near Burk Falls.
216	SE		Peters Observatory			New York	Observatory of Hamilton College. In Clinton.
217	SW		David Dunlap Observatory			Ontario	Historic Observatory in Richmond Hill.
217	W		Churchill			Ontario	A town south of Barrie.
218	E		SAPM Rosette 3.5			Quebec	Site d'observation privé pour les membres de la Société d'Astronomie de Planétarium de Montréal (SAPM).
218	SE		Wakely Mountain			New York	Chart also covers the towns of Indian Lake, Blue Mountain Lake, Inlet and Eagle Bay. The area is used by some observers from Quebec. In Adirondack Park.
218	SW		Richmond Hill			Ontario
219	S		Los Gatos B&B			New York	Bed and Breakfast with star parties. In Penn Yan.
219	SW		Betelgeuse Bar & Grill			Ontario	P.Mortfield's private observatory.
220	SW		KW Observatory			Ontario	A private obsrevatory near Thornhill.
221	S		C.E.K. Mees Observatory			New York	Observatory of the University of Rochester. Near Hornell.
221	SW		DaVinci Observatory			New York	A private observatory near Lockport.
221	SW		Middlebury Observatory			New York	A private observatory.
221	W		Barrie			Ontario
221	W		Black Skies Observatory			Ontario	A private observatory near Waubaushene.
221	W		Taigh nan Reul			Ontario	Scottish Gaelec for "House of Stars". A private observatory.
222	E		Huntingdon			Quebec
222	E		Observatoire Huntingdon			Quebec
222	NW		Burk's Falls			Ontario
222	SE		MVAS Observatory			New York	An observatory of the Mohawk Valley Astronomical Society
223	E		Les Coteaux			Quebec	Forecast also covers Coteau-du-Lac and Saint-Zotique.
223	SW		Eyeline Observatory			New York	A private observatory in Ransomville.
225	E		Saranac Lake Observatory			New York	A private observatory near Saranac Lake.
225	SW		Toronto			Ontario	Home of the Toronto RASC, University of Toronto Atmospheric Observatory (TAO) and the Ontario Science Center.
225	SW		Vaughan			Ontario
226	SE		CNYAC Observatory			New York	Observatory of the Central New York Astronomy Club.
227	NE		Lake MacDonald			Quebec	Near Lost River and Lakeview
227	NE		Rigaud			Quebec
227	S		Angel Light Observatory			New York	A private observatory near DeRuyter.
227	S		Highwinds Observatory			New York	A private observatory in Geneseo.
228	SW		Toronto Islands			Ontario
228	SW		York University Observatory			Ontario	AKA Allan I. Carswell Observatory. Observatory, of York University, with public observing.
229	SE		Waterville Public Libarary			New York	Library in Waterville. A site used by the Mohawk Valley Astronomical Society (MVAS).
230	E		Salaberry-de-Valleyfield			Quebec
230	NW		Mattawa			Ontario
230	SW		Kendrick Astro Observatory			Ontario	A private observatory in Toronto.
231	E		Watch Observatory			Quebec	A private observatory in St-Lazare.
231	NE		Lachute			Quebec
231	SE		Morehouse Lake Observatory			New York	A private observatory near Hoffmeister.
232	NE		Arundel			Quebec
232	SW		Niagara			Ontario	Also known as Niagara-on-the-Lake. Home of the RASC Niagara Centre.
233	W		Camp Saulaine			Ontario	Between Angus and Barrie.
233	W		Delta Rocky Crest Resort			Ontario	A resort near Mactier.
233	W		B. Williams Mem. Observatory			Ontario	A private observatory near New Tecumseth.
234	E		Saint-Lazare			Quebec
234	SE		Foggy Bottom Observatory			New York	Observatory of Colgate University in Hamilton.
234	SW		Tobey Memorial Observatory			New York	A private observatory.
234	SW		Woodbridge			Ontario
234	W		Midland			Ontario
235	E		Lake Harris Campground			New York	Campground on the shore of Lake Harris.
235	NE		Ferme Alarie			Quebec	Une ferme privée. Près de Brébeuf.
235	NE		Hudson			Quebec	Home of the Hudson Lunatic Astronomy Club.
235	NE		St-Placide			Quebec
235	SW		Elliott-Astronomy Observatory			New York	A public observatory.
235	W		Cold Creek Conservation Area			Ontario	Conservation area used as an observing site by the York Simcoe Amateur Astronomers Club.
236	E		Rand Observatory II			New York	MPC W71. A private observatory in Lake Placid.
236	SW		Lloyd Manor Park			Ontario	A park in Etobicoke (west Toronto), used by the the 433rd Toronto Scouts..
237	NW		Canadian Ecology Centre Observatory			Ontario	Observatory of the Canadian Ecology Centre. In Samuel de Champlain Provincial Park
237	W		Og's Bog			Ontario	A site of the North York Astronomical Association near Schomberg.
239	NE		Le Golf Sélect de Mirabel			Quebec	Club de golf associés avec le Club d'astronomie Mira
239	NE		Mont-Laurier			Quebec
239	SW		Fred's Backyard Observatory			Ontario	A private observatory in Etobicoke.
239	W		Tiny Marsh Provincial Wildlife Area			Ontario	Centered on the trailhead of Tiny Marsh Provincial Wildlife Area. Near Elmvale, in Tiny Township.
240	E		Optiques Fullum			Quebec	Un fabricant des télescopes en Vaudreuil.
240	W		Alliston			Ontario
240	W		Bolton			Ontario
241	E		Covey-Hill			Quebec
242	E		Vaudreuil-Dorion			Quebec
242	NE		L'acceuil du Petit Lac			Quebec	Emplacement de camper d'astronomie organisé par le SAPM.
242	W		R2 Observatory			Ontario	Private observing site of the Phd Astro group.
243	NE		Observatoire de Mirabilis			Quebec	Un observatoire près du Mont Tremblant.
243	SW		Firemen's Park			Ontario	Used by the RASC Niagara Centre for monthly public observing nights.
243	W		Earl Rowe Provincial Park			Ontario	Provincial Park near New Tecumseth. Site of star parties held by the University of Toronto Physics Club (UTMPC) and the U of T Amateur Astronomer's Society (UTAAS).
244	E		Pincourt			Quebec
244	NE		Mont-Tremblant			Quebec
244	NE		Parc national d'Oka			Quebec	link.
244	SW		Brampton BrightSkies Observatory			Ontario	A private observatory in Brampton.
244	SW		Niagara Falls			New York
246	NE		Observatoire de Labelle Etoile			Quebec	Une observatoire privé. Près de Labelle.
246	NW		Nelsons Bay Observatory			Ontario	A private observatory on Deer Lake near South River.
246	SW		Mississauga			Ontario	Home of the RASC Mississauga Centre. Forecast also covers the Riverwood Star Party held by the RASC Mississauga Centre.
246	SW		Niagara Falls			Ontario
246	W		Palgrave Conservation Area			Ontario	Site of the EfstonScience Cosmic Connections Observing Sessions. 10km north of Bolton.
247	NE		Observatoire astronomique du bois de Belle-Rivière			Quebec	Site d'observation du Club d'astronomie Bois de Belle-Rivière-Mirabel
247	SW		Beaver Meadow Observatory			New York	Observatory of the Buffalo Astronomical Association. Near North Java.
248	NE		Lac Nominingue			Quebec
248	NE		Sainte-Scholastique			Quebec	Site d'observation de la Le club d'astronomie MIRA. Près de Mirabel.
248	NW		Munro Park			Ontario	A campground near Powassan. Home of the Frozen Banana Star Party.
248	S		Virgil Observatory			New York	A private observatory.
248	SW		Kellogg Observatory			New York	Observatory of the Buffalo Museum of Science in Buffalo.
248	W		Willowbrook Observatory			Ontario	Near Alliston
249	NE		Radar de Saint-Adolphe-d'Howard			Quebec
249	S		Ithaca			New York	Home of the Cornell Astronomical Society. Also home of the Clinton B. Ford Observatory of Ithaca College. Forecast also covers the nearby Fuertes and Hartung-Boothroyd observatories of Cornell University.
249	W		Pine Islands			Ontario	In Georgian Bay half way between Parry Sound and Honey Harbour.
250	E		Bellevue Observatory			Quebec	Obsevatory of the RASC Montreal Centre. Located at Morgan Arboretum, Ste. Anne-de-Bellevue.
250	NE		Domaine Saint-Bernard			Quebec	Site d'observation de la Société d'Astronomie de Planétarium de Montréal(SAPM).
250	S		Ossian Observatory			New York	A private ovservatory in Ossian.
250	SW		Brampton			Ontario
250	SW		St Catharines			Ontario
251	NE		Morin-Heights			Quebec
251	W		Pine River Observatory			Ontario	A private observatory.
252	SW		Buffalo			New York	Home of the Buffalo Astronomical Association.
252	W		Caledon			Ontario
253	E		Keene			New York
253	SW		Fort Erie Observatory			Ontario	A private observatory near Fort Erie.
254	E		Holt Rd. Observatory			New York	A private observatory in Keene Valley.
254	E		Norton Cemetery			New York	A public cemetary. Site of impromptu public stargazing held by a small group of amateur astronomers. In Keene.
254	NE		Sommet du Mont Tremblant			Quebec	Tremblant sous les étoiles>.
254	NW		Dunchurch			Ontario
254	W		ROBOsky.com Wild Flower Ridge Observatory			Ontario	An internet-accessible robotic-observatory farm, by ROBOsky.com, located in the Hockley Highlands near Orangeville.
255	E		Altona Observatory			New York	A private observatory near Altona.
255	SW		Fort Erie			Ontario
256	W		Parry Sound			Ontario
257	NE		Saint-Sauveur			Quebec
257	S		Marathon			New York
257	SE		Blue Heron Cove Observatory			New York	A private observatory.
257	SW		Oakville			Ontario
258	NE		Saint-Eustache			Quebec
258	NE		Ste-Agathe-des-Monts			Quebec
259	E		Au Sable Forks Observatory			New York	A private observatory in Au Sable Forks.
259	NE		Observatoire de Lac Creux			Quebec	Près de Chute-St-Philippe.
259	NE		Ste-Anne-des-Lacs			Quebec
259	SW		Armour Observatory			New York	A private observatory.
259	SW		Observatory on the Ridge			Ontario	A private observatory near Ridgeway.
259	SW		Vineland			Ontario
260	NE		Laval-West			Quebec
260	NE		Saint-Jérôme			Quebec
260	W		Chimnissing			Ontario	Centered on the West Beach of Chimnissing. On Christian Island in Georgian Bay.
261	N		Reserve Faunique La Verendrye			Quebec	Centered on an airstrip in the reserve. Used by the .
261	NE		Prevost			Quebec
261	W		Collingwood			Ontario
262	NE		Observatoire de La Sitelle			Quebec
262	SE		Norwich			New York
262	SW		Beamsville			Ontario
263	SW		Minakakis Observatory			Ontario	A private observatory near Halton Hills.
263	SW		Welland			Ontario
263	W		Forks of the Credit			Ontario	A provincial park used by the Toronto RASC as a dark-sky site.
264	NE		Observatoire d'Astronomie Berrada			Quebec	Un observatoire privé. Près de Val-des-Lacs
264	NE		Ste-Thérèse			Quebec
264	S		The Knob			New York	A private observatory.
264	SW		Blue Braille Observatory			Ontario	A private observatory.
265	E		Dorval			Quebec	Maison du Club d\'Astronomie de Dorval et Club d\'Astronomie "e-Toiles".
265	E		Observatoire astronomique de Châteauguay			Quebec	Observatoire privé de Doris Thibeault.
265	NE		Boisbriand			Quebec
265	NE		Fabreville			Quebec
265	NE		Lac Lasalle			Quebec
265	SW		Lincoln			Ontario
265	W		Grey Highland Skies Observatory			Ontario	A private observatory near Dundalk.
265	W		Orangeville			Ontario
266	N		Le Domaine			Quebec	Un domaine grande ouverte au milieu de la Reserverve Laverendrie.
266	SW		GEM 'N I Dobservatory			Ontario	A private observatory in Grimsby.
266	SW		Orbit Jet Observatory			New York	An observatory near Colden.
267	E		SAPM à Hemmingford			Quebec	Site d'observation de la Société d'Astronomie de Planétarium de Montréal
267	NE		Observatoire de Sainte-Sophie			Quebec	Un observatoire privé. Lien.
267	NE		Pedro-Observatory			Quebec
267	SW		Transit Dreams North			New York	A private observatory.
267	SW		Weather and Sky Observatory			Ontario	A private observatory near Grimbsby.
268	NE		Sainte-Sophie			Quebec
268	SW		Milton			Ontario
268	W		Shelburne			Ontario
269	E		Schroon Lake			New York	A town and lake in Essex county.
269	E		Saint-Remi			Quebec
269	NE		Lac de la Montagne noire			Quebec
269	NW		North Bay			Ontario	Home of the North Bay Astronomy Club.
270	NE		Lac Connelly			Quebec
270	NE		Rosemere			Quebec
270	S		Starry Knoll			New York	A private observing site. A few miles from Houghton.
271	NE		Lorraine			Quebec
271	NW		Restoule Provincial Park			Ontario	Provincial park and home of the Gateway to the Universe star party held by the North Bay Astronomy Club.
271	SW		Halton Hills			Ontario
271	SW		Port Colborne			Ontario
273	NE		Laval			Quebec
273	NE		Sainte-Anne-des-Plaines			Quebec
273	SW		Burlington			Ontario
273	SW		Mount Nemo Observatory			Ontario	A private observatory.
274	W		Carr Astronomical Observatory			Ontario	Observatory of the Toronto RASC. Near Collingwood
275	E		Plattsburgh			New York	A town in Clinton county.
276	SE		Dad's Nest			New York	A private observing site near Mayfield.
277	E		Sainte-Catherine			Quebec
277	NE		Observatoire Astronomique Jean-Marc-Richard			Quebec	Observatorie de le Club des Astronomes Amateurs de Laval
277	S		The HomCav Observatory			New York	A private observatory, near Maine, NY.
277	S		Stull Observatory			New York	Observatory at Alfred University. In Alfred.
277	SW		Blue Springs Camp			Ontario	A scout camp near Acton.
277	SW		Niagara Centre Observatory			Ontario	An observatory of the RASC Niagara Centre. Located at the Chippawa Creek Conservation Area.
278	E		Adirondack Astronomy Retreat			New York	A star party held at Twin Valleys Camp, near Lewis. Home of SUNY Plattsburgh's David H. Levy Observatory.
278	SW		Hamilton Centre Observatory			Ontario	Near Waterdown. Observatory of the Hamilton RASC
278	SW		Lime Lake			New York	A lake near Machias.
279	E		Montréal			Quebec	Emplacement du SRAC Centre de Montréal et la Société d'Astronomie de Montréal.
279	E		Montreal			Quebec	Home of the I. K. Williamson Observatory of the RASC Montreal Centre and La société d'astronomie de Montréal.
280	E		Candiac			Quebec
280	NE		Saint-Calixte			Quebec
280	SE		Stony Creek Ranch Resort Observatory			New York	Privately owned observatory of The 1000 Acres Ranch Resort. Owners are members of the Albany Area Amateur Astronomers, the Shenandoah Astronomical Society, and the Northern Virginia Astronomy Club.
280	SW		Hamilton			Ontario	Home of the HAA and the RASC Hamilton Centre.
280	W		Dundalk			Ontario
281	NE		Saint-Lin-Laurentides			Quebec
281	SW		Kitters Angola Observatory			New York	A private observatory affiliated with the Buffalo Astronomical Association and South West Florida Astronomical Society.
282	W		Lora Bay			Ontario
283	E		Planétarium Rio Tinto Alcan de Montréal			Quebec	Planétarium de espace pour la vie Montréal
283	E		The Observatory at Tangleroot Farm			New York	A private observatory of a member of the Adirondack Skywatchers and the Salem Astronomical Society.
283	NE		Terrebonne			Quebec
283	W		Colbeck Observatory			Ontario	A private observatory near Colbeck.
284	E		La Prairie			Quebec
284	N		Camping Portage (Laverendrie)			Quebec	Un site dans la Reserverve Laverendrie.
284	NE		Notre-Dame-de-la-Merci			Quebec
285	E		Just a Camp Observatory			Vermont	A private observatory near Keeler Bay.
285	N		W. Armitage Memorial Dark Sky Site			Quebec	Not a specific site, but the general area around three camps: Grand Poigan, Rapide de la Gorge and Petit Poigan.
285	S		Eileen Collins Observatory			New York	An Observatory of Corning Community College.
285	W		Sideroad 10D			Ontario	A spot on Sideroad 10D, in Grey county.
286	E		Longueuil			Quebec
287	NE		Mascouche			Quebec
287	W		Beaver River Observatory			Ontario	A private obsrevatory somewhere in the Grey Highlands.
288	NE		Observatoire du Geai Bleu			Quebec	Observatoire privé.
288	SE		Ernest B Wright Observatory			New York	Observatory at Hartwick College. In Oneonta.
289	E		Orchard Hill Observatory			Vermont	A private observatory near South Alburg.
289	S		Owego			New York
289	SE		Bolton Landing			New York	On Lake George, NY.
290	SW		Brundish Observatory			Ontario	A private observatory near Guelph.
290	SW		HAA Dark Sky Site			Ontario	Not a public Site. An observing site of the Hamilton Amateur Astronomers (HAA) for members' use.
291	W		Pte. au Baril			Ontario	On Georgian Bay.
292	SW		Guelph			Ontario	Home of the University of Guelph Astronomy Club (possibly out of date).
292	SW		VSO			Ontario	AKA Very Small Obsrevatory. A private observatory near Ancaster.
293	NE		Observatoire North Point			Quebec	Un observatoire privé près de Rawdon
293	SW		The Blue Marble Observatory			Ontario	A private observatory.
294	E		Observatoire de l'Agence Spatiale Canadienne			Quebec	Observatoire du ASC - CSA à Saint-Hubert.
294	S		Solis Lacus Observatory			New York	A private observatory in Binghamton.
294	W		Fergus			Ontario
295	E		Burlington			Vermont	A town in Chittenden county.
295	NE		Parc de la Frayère			Quebec
295	SE		Cobleskill			New York	Used by the Albany Area Amateur Astronomers.
296	NE		Varennes			Quebec
296	SE		AAAA Galway			New York	An observing site of the Albany Area Amateur Astronomers. Near Galway.
296	SW		Astrodoc's Doghouse Observatory			Ontario	A private observatory near Guelph.
297	E		St-Jean-Sur-Richelieu			Quebec
298	E		Georgia Shore Observatory			Vermont	A private observatory by the shore of Lake Champlain.
299	E		Chambly			Quebec
299	E		Holcomb Observatory			Vermont	An observatory of Saint Michael's College in Colchester.
299	NE		Repentigny			Quebec
299	SE		George Landis Arboretum			New York	Arboretum used as an observing site by the Albany Area Amateur Astronomers. Near Esperance.
300	E		Sainte-Julie			Quebec
300	S		Sayre			Pennsylvania	Also covers Athens and Waverly.