Clear Sky Chart

Charts within 300Km of the Port Dover clear sky chart

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0 Port Dover
 
Ontario  
10NW Simcoe
 
Ontario   Home of the North Shore Erie Amateur Astronomers.
16SW Long Point Observatory
 
Ontario   A commercial observatory, open to the public. Near Port Dover.
17W Norfolk County
 
Ontario  
25W Delhi (ON)
 
Ontario  
29SW Long Point Provincial Park
 
Ontario   Provincial Park on lake Erie.
31NE Haldimand
 
Ontario  
33NE Cayuga
 
Ontario  
39N Brantford
 
Ontario  
43NE The Blue Marble Observatory
 
Ontario   A private observatory.
44W Tillsonburg
 
Ontario   Aka Tilsonburg.
45N CMiller Observatory
 
Ontario   Near Brantford.
46NE HAA Dark Sky Site
 
Ontario   Not a public Site. An observing site of the Hamilton Amateur Astronomers (HAA) for members' use.
51N VSO
 
Ontario   AKA Very Small Obsrevatory. A private observatory near Ancaster.
53W Port Burwell Provincial Park
 
Ontario   Provincial park.
54NW Spring Hill School Observatory
 
Ontario   A private observatory at the site of a former school. Near Drumbo Blandford-Blenheim.
59NW Woodstock
 
Ontario  
60NE Hamilton
 
Ontario   Home of the HAA and the RASC Hamilton Centre.
62NE Niagara Centre Observatory
 
Ontario   An observatory of the RASC Niagara Centre. Located at the Chippawa Creek Conservation Area.
62NW Pictor Observatory
 
Ontario   A private observatory near Ingersoll.
67N Cambridge
 
Ontario  
68NE Burlington
 
Ontario  
68NE Weather and Sky Observatory
 
Ontario   A private observatory near Grimbsby.
68W Springwater Conservation Area
 
Ontario   link
70NE GEM 'N I Dobservatory
 
Ontario   A private observatory in Grimsby.
70NE Lincoln
 
Ontario  
70NW CMOR
 
Ontario   The Canadian Meteor Orbit Radar. A meteor research station of the University of Western Ontario. Near Tavistock.
70NW Embro Observatory
 
Ontario   A private observatory near Embro.
71N Hamilton Centre Observatory
 
Ontario   Near Waterdown. Observatory of the Hamilton RASC
73NE Beamsville
 
Ontario  
74N Mount Nemo Observatory
 
Ontario   A private observatory.
74S Erie
 
Pennsylvania   Home of the Mehalso Observatory of Penn State Erie.
77N Kitchener-Waterloo
 
Ontario   Home of the RASC Kitchener-Waterloo Centre.
77NE Vineland
 
Ontario  
78E Port Colborne
 
Ontario  
79NW New Hamburg Observatory
 
Ontario   A private observatory.
80S Mitchell Observatory
 
Pennsylvania   A private observatory.
80SE Fredonia Observatory
 
New York   Observatory of Fredonia State University of New York.
80W St. Thomas
 
Ontario  
81E Welland
 
Ontario  
82N Brundish Observatory
 
Ontario   A private observatory near Guelph.
85N Guelph
 
Ontario   Home of the University of Guelph Astronomy Club (possibly out of date).
85N Milton
 
Ontario  
86NE Oakville
 
Ontario  
87N Astrodoc's Doghouse Observatory
 
Ontario   A private observatory near Guelph.
87S Evergreen Observatory
 
Pennsylvania   A private observatory in Girard Township.
88NE St Catharines
 
Ontario  
88W London
 
Ontario   Home of the RASC London Centre.
89E Blue Braille Observatory
 
Ontario   A private observatory.
90NW Stratford
 
Ontario   Home of the Stratford Astronomy Group.
91S Eureka Observatory
 
Pennsylvania   A private observatory.
91W Hume Cronyn Observatory
 
Ontario   A observatory run by the Department of Physics and Astronomy of the University of Western Ontario.
92NW Hackbart Road Hill
 
Ontario   Also called Cross Hill. A spot on the side of Hackbart Road, 100 meters up from the radio tower. Used by some memebers of the RASC Kitchener-Waterloo Center. Near St. Clemens.
93N Blue Springs Camp
 
Ontario   A scout camp near Acton.
93W Fingal Wildlife Centre
 
Ontario   FWC is a site used by the London RASC
95E Observatory on the Ridge
 
Ontario   A private observatory near Ridgeway.
95SE Long Point on Lake Chautauqua
 
New York   A state park on Chautauqua Lake. Used by the Southern Tier Astronomy Recreation Society (STARS) .
97E Kitters Angola Observatory
 
New York   A private observatory affiliated with the Buffalo Astronomical Association and South West Florida Astronomical Society.
97E Niagara Falls
 
Ontario  
97N Halton Hills
 
Ontario  
97N Minakakis Observatory
 
Ontario   A private observatory near Halton Hills.
97NE Firemen's Park
 
Ontario   Used by the RASC Niagara Centre for monthly public observing nights.
98S Conneaut
 
Ohio   Also covers Ashtabula.
98W Purple Crow Lidar Facility
 
Ontario   Laser radar located at the Environmental Sciences Western Field Station of Western University.
98W Weymouth Pines Observatory
 
Ontario   A private observatory near Middlesex Centre.
99E Niagara Falls
 
New York  
100NE Mississauga
 
Ontario   Home of the RASC Mississauga Centre. Forecast also covers the Riverwood Star Party held by the RASC Mississauga Centre.
101E Fort Erie
 
Ontario  
102N Fergus
 
Ontario  
102S Edinboro University Planetarium and Observatory.
 
Pennsylvania   Observatory and planetarium of Edinboro University.
103S Old LeBoeuf Cemetery
 
Pennsylvania   A site of the Erie County Mobile Observers Group. Near Mill Village.
105E Fort Erie Observatory
 
Ontario   A private observatory near Fort Erie.
106N Brampton
 
Ontario  
106NE Niagara
 
Ontario   Also known as Niagara-on-the-Lake. Home of the RASC Niagara Centre.
106NW Elginfield Observatory
 
Ontario   Observatory of the University of Western Ontario(UWO).
107NW Conestogo Lake
 
Ontario   Used by the RASC Kiitchener-Waterloo Centre.
109E Buffalo
 
New York   Home of the Buffalo Astronomical Association.
109NE Fred's Backyard Observatory
 
Ontario   A private observatory in Etobicoke.
109NW Monkton Observing Site
 
Ontario   A spot an the end of Line 58 near the town of Monkton. Used as an observing spot by the RASC Kitchener-Waterloo Centre.
109S GCC Observatory
 
Pennsylvania   Observatory of Grove City College
110SE Jamestown
 
New York  
111N Brampton BrightSkies Observatory
 
Ontario   A private observatory in Brampton.
112E Kellogg Observatory
 
New York   Observatory of the Buffalo Museum of Science in Buffalo.
112NE Lloyd Manor Park
 
Ontario   A park in Etobicoke (west Toronto), used by the the 433rd Toronto Scouts..
114E Elliott-Astronomy Observatory
 
New York   A public observatory.
114E Tobey Memorial Observatory
 
New York   A private observatory.
114NE Toronto Islands
 
Ontario  
115NE Kendrick Astro Observatory
 
Ontario   A private observatory in Toronto.
115S "Way The Held Out" Observatory
 
Pennsylvania   A private observatory near Conneautville.
116N Forks of the Credit
 
Ontario   A provincial park used by the Toronto RASC as a dark-sky site.
117E Transit Dreams North
 
New York   A private observatory.
117W Strathroy
 
Ontario  
118E Armour Observatory
 
New York   A private observatory.
118NE Toronto
 
Ontario   Home of the Toronto RASC, University of Toronto Atmospheric Observatory (TAO) and the Ontario Science Center.
118NW SkyShed Observatories
 
Ontario   A manufacturer of observatories
119NE Eyeline Observatory
 
New York   A private observatory in Ransomville.
120N Caledon
 
Ontario  
120W G-2 Farms Observatory
 
Ontario   A private observatory.
121NE Woodbridge
 
Ontario  
123E Orbit Jet Observatory
 
New York   An observatory near Colden.
123NE York University Observatory
 
Ontario   AKA Allan I. Carswell Observatory. Observatory, of York University, with public observing.
123W Rodney
 
Ontario  
124W Big Bend Observatory
 
Ontario   A private observatory of a member of the RASC London Centre.
125NW North Perth
 
Ontario  
126N Orangeville
 
Ontario  
126S Dorset Wilderness Area
 
Ohio   Wilderness area open to the public.
127N Bolton
 
Ontario  
127S Higby Hill Observatory
 
Pennsylvania   A private observatory.
127S Meadville
 
Pennsylvania  
127SE Martz-Kohl Observatory
 
New York   Near Jamestown. Observatory of the Martz Astronomical Association
129NE KW Observatory
 
Ontario   A private obsrevatory near Thornhill.
130NE Vaughan
 
Ontario  
131S Pettis Rd Observatory
 
Pennsylvania   A private observatory.
132E DaVinci Observatory
 
New York   A private observatory near Lockport.
132N Cold Creek Conservation Area
 
Ontario   Conservation area used as an observing site by the York Simcoe Amateur Astronomers Club.
132NE Betelgeuse Bar & Grill
 
Ontario   P.Mortfield's private observatory.
133N Palgrave Conservation Area
 
Ontario   Site of the EfstonScience Cosmic Connections Observing Sessions. 10km north of Bolton.
133N ROBOsky.com Wild Flower Ridge Observatory
 
Ontario   An internet-accessible robotic-observatory farm, by ROBOsky.com, located in the Hockley Highlands near Orangeville.
133SW Madison
 
Ohio  
134N Colbeck Observatory
 
Ontario   A private observatory near Colbeck.
134NE Scarborough
 
Ontario   A home of the University of Toronto Scarborough..
135NE David Dunlap Observatory
 
Ontario   Historic Observatory in Richmond Hill.
136SE Warren
 
Pennsylvania   Home of the Warren County Amateur Astronomy Club.
137N Og's Bog
 
Ontario   A site of the North York Astronomical Association near Schomberg.
137NE Richmond Hill
 
Ontario  
138NE Markham
 
Ontario  
138SE Ellicottville Observatory
 
New York   A private observatory near Ellicottville.
139S Starshine Farm Observatory
 
Pennsylvania   A private observatory near Wayne.
140N Mount Forest
 
Ontario  
141W Green Ridge Observatory
 
Ontario   A private observatory near Ridgetown.
142N R2 Observatory
 
Ontario   Private observing site of the Phd Astro group.
144N Shelburne
 
Ontario  
144NE Salvador Observatory
 
Ontario   A private observatory somewhere around Pickering.
144SW SkyWatch Observatory
 
Ohio   A private obseratory near Hartsgrove.
144W Lambton Shores
 
Ontario  
145NE Bay Ridges Observatory
 
Ontario   A private obseratory in Pickering.
145W Rondeau Provincial Park
 
Ontario   A provincial park on Lake Erie, near Chatham.
146SE Hearts Content Scenic Area
 
Pennsylvania   A site used by the Southern Tier Astronomy Recreation Society(S.T.A.R.S).
146W Port Franks
 
Ontario  
147E Lime Lake
 
New York   A lake near Machias.
147N B. Williams Mem. Observatory
 
Ontario   A private observatory near New Tecumseth.
147N Willowbrook Observatory
 
Ontario   Near Alliston
148NE Pickering
 
Ontario  
149NW Bayfield
 
Ontario   Centered on the field of the Bayfield Agricultural Society Grounds which is site of public star parties held by the West Coast Astronomers.
151W Oakdale
 
Ontario  
152N Starfest
 
Ontario   A starparty held near Mount Forest.
152NE Ajax
 
Ontario  
152NW Wingham
 
Ontario  
152SW Observatory Park
 
Ohio   Park of the Geauga Park District . Site of astronomical, geological and meteorlogical observatories. Affiliated with the Chagrin Valley Astronomical Society. In Montville township.
153E Beaver Meadow Observatory
 
New York   Observatory of the Buffalo Astronomical Association. Near North Java.
153NE Newmarket
 
Ontario   Home of the York Simcoe Amateur Astronomers Club.
154E Marshall Hill Observatory
 
New York   A private observatory in Medina.
154N Alliston
 
Ontario  
154N Dundalk
 
Ontario  
154N 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).
154NE Woodland Trails
 
Ontario   A scout camp near Aurora.
155S Greenville
 
Pennsylvania   In Mercer county. Home to the Greenville Area Astronomy Club.
156SW Indian Hill Observatory
 
Ohio   Observatory of the Chagrin Valley Astronomical Society
157N Grey Highland Skies Observatory
 
Ontario   A private observatory near Dundalk.
157N Pine River Observatory
 
Ontario   A private observatory.
157NE Churchill Chimes Equestrian Center
 
Ontario   Riding school near the Goodwood Conservation Area.
158NE CAMSAT Observatory
 
Ontario   A private observatory near Oshawa.
159N The Glenelg Observatory
 
Ontario   A private observatory near Durham.
160NE Whitby
 
Ontario  
160NW Goderich
 
Ontario  
160SW Penitentiary Glen Reservation
 
Ohio   A Lake Metropark and home of the Kevin P. Clinton Wildlife Center. Also site of the Super Star Party. Near Kirtland.
161NE Goodwood
 
Ontario   Near Uxbridge.
163N Durham
 
Ontario  
163SW Eastlake
 
Ohio  
164NE Oshawa
 
Ontario  
165NE Mount Albert Lion's Club
 
Ontario   Near Mount Albert.
165SW Zeppy's Astronomical Observatory
 
Ohio   A private observatory somewhere around Chardon.
166SE M & T Observatory
 
New York   A private observatory near Olean.
167NE Ashburn Astronomical Observatory
 
Ontario   In Ashburn.
167NE Camp Samac
 
Ontario   A scout camp near Oshawa.
168NW Walkerton
 
Ontario  
168W Chatham
 
Ontario  
169N Camp Saulaine
 
Ontario   Between Angus and Barrie.
170N Churchill
 
Ontario   A town south of Barrie.
171S The Bruce M. Bedow Memorial Observatory
 
Pennsylvania   Observatory of the The Oil Region Astronomical Society. Also, home of Astroblast, a star party of ORAS.
171S ORAS Dark-Sky Site
 
Pennsylvania   Observing site of the Oil Region Astronomical Society (ORAS).
171SW Eldon Russell Park
 
Ohio   A county park near Burton.
172E Starry Knoll
 
New York   A private observing site. A few miles from Houghton.
172N Island Grove Observatory.
 
Ontario   Near Keswick on southernmost Lake Simcoe.
173E Middlebury Observatory
 
New York   A private observatory.
173SW The Top Of The Sky Mini Observatory
 
Ohio   A private observatory.
175SE Kinzua Bridge State Park Visitor's Center
 
Pennsylvania   Visitor Center of a state park. Near Mt Jewett.
176N Bartole Observing Platform
 
Ontario   A private observatory somewhere around Cook's Bay.
178N Dornoch
 
Ontario  
178N Innisfil
 
Ontario   A town in Simcoe County.
178NE Port Perry
 
Ontario  
178NE Port Perry Astronomical Observatory
 
Ontario   link
179NW Camp Kintail
 
Ontario   A public camp used by the RASC Kitchener Centre.
180W Sarnia
 
Ontario   Home of the RASC Sarnia Centre.
181NE Newcastle Observatory
 
Ontario   A private observatory in Newcastle.
181SE Cooksburg
 
Pennsylvania   Forecast also covers Cook Forest State Park.
182N Beaver River Observatory
 
Ontario   A private obsrevatory somewhere in the Grey Highlands.
182NE Baetsen Observatory
 
Ontario   A private observatory near Orono.
182S Grove City College
 
Pennsylvania   College in Grove city.
182S Mahoning Valley Cortese Observatory
 
Ohio   Observatory of the Mahoning Valley Astronomical Society. Near Braceville.
182SE Lone Pine Observatory
 
New York   A private observatory
182SW Hiram College
 
Ohio   College in Hiram
183N Barrie
 
Ontario  
183N Sideroad 10D
 
Ontario   A spot on Sideroad 10D, in Grey county.
183NE Long Sault Conservation Area
 
Ontario   A site used by the RASC Toronto centre. North of Bowmanville.
183S C-Murrinsville
 
Pennsylvania   A private observing site in north Butler county.
185NW Hiddenwell Observatory
 
Ontario  
185SW Solon
 
Ohio   Used by some members of the Chagrin Valley Astonomical Society
186S Westminster College Observatory
 
Pennsylvania   Observatory of Westminster College. In New Wilmington
188E Brockport State Observatory
 
New York   An observatory on the campus of SUNY Brockport.
188S Clarion University of Pennsylvania
 
Pennsylvania   University in Clarion.
189NE DRAACO
 
Ontario   Durham Region Astronomical Association Centre for Observing. Home of the DRAA.
189NW Point Clark
 
Ontario  
189SW Cleveland
 
Ohio  
190N Carr Astronomical Observatory
 
Ontario   Observatory of the Toronto RASC. Near Collingwood
191N Collingwood
 
Ontario  
191S Youngstown
 
Ohio  
192NW Kincardine
 
Ontario  
192SE Port Allegany
 
Pennsylvania  
192W Tilbury
 
Ontario  
193E Hamlin Beach State Park
 
New York   State Park on the south shore of Lake Ontario.
199E Dark Arts Observatory
 
New York   A private observatory.
200W Black River Observatory
 
Michigan   A private observatory near Port Huron.
201N Lora Bay
 
Ontario  
201N Tiny Marsh Provincial Wildlife Area
 
Ontario   Centered on the trailhead of Tiny Marsh Provincial Wildlife Area. Near Elmvale, in Tiny Township.
201S Canfield
 
Ohio  
203NE Millbrook
 
Ontario  
203S Pittsburgh Space Weather Observation Area
 
Pennsylvania   A public observation area in Moraine State Park.
203SW Walter E. Schuele Planetarium
 
Ohio   Planetarium of the Lake Erie Nature & Science Center with public observing programs. In Bay Village.
204E Ossian Observatory
 
New York   A private ovservatory in Ossian.
204S Winnerwood Observatory
 
Pennsylvania   A private observatory
205SE Hebron Observatory
 
Pennsylvania   A private observatory somewhere around Hebron.
205SW Fishcreek Rd Observing Site
 
Ohio   Site of public astronomy events in Stow, Ohio.
205W Hallam Observatory
 
Ontario   An observatory of the RASC Windsor Centre. Near Comber.
206NW Port Elgin
 
Ontario   Home of the Bluewater Astronomical Society (formerly the Bruce County Astronomical Society).
207E Stull Observatory
 
New York   Observatory at Alfred University. In Alfred.
207N Owen Sound
 
Ontario   Home of the Bluewater Astronomical Society.
207NE Gambridge Go-Karts
 
Ontario   A go cart track near Gambebridge Beach.
207W Kenockee Observatory
 
Michigan  
208S Tranquility Gate Observatory
 
Ohio   A private observatory near North Lima.
208SW Burrell Memorial Observatory
 
Ohio   Observatory of Baldwin Wallace University.
208SW Cuyahoga Valley National Park
 
Ohio   National park near Near Peninsula, OH.
210S Field of Dreams Observatory
 
Ohio   A private observatory near Salem.
210S Mt. Chestnut Observatory
 
Pennsylvania   A private observatory in Mount Chestnut near Butler.
211N Allenford Observatory
 
Ontario   A private observatory near Allenford.
211NE Cobourg
 
Ontario  
211NE Kawartha Observatory
 
Ontario   A private observatory in Lindsay.
212N Lagoon City
 
Ontario  
212N Orillia
 
Ontario   Home of the Orillia Stars astronomy club.
212SW Point Pelee National Park
 
Ontario   National Park and dark sky preserve.
212W New Haven
 
Michigan   In Macomb county.
213W Lake St. Clair Metropark Observatory
 
Michigan   Future site of an observatory of Wayne State University located at Lake St. Clair Metropark.
213W Leamington
 
Ontario  
214E 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).
215NW Delaware Park
 
Michigan   County park of Sanilac County.
215SW Bath Nature Preseve
 
Ohio   Nature preserve and observing site of the Summit County Astronomy Club.
216SW Cosmic Orchard Observatory
 
Ohio   A private observatory near Columbia Station
216SW Eagle's Nest
 
Ohio   A private observatory near Akron.
219SE Gold
 
Pennsylvania  
220E 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.
220N Midland
 
Ontario  
220NE WhistleStop Observatory
 
Ontario   A private observatory.
220S Goheenville
 
Pennsylvania   A town in Armstrong county.
220W Blue Moon Observatory
 
Michigan   A private observatory near Mussey.
221SW Lorain
 
Ohio  
222N Black Skies Observatory
 
Ontario   A private observatory near Waubaushene.
222N Foxmead Observatory
 
Ontario   A private observatory near Coldwater.
222S Clarke Observatory
 
Ohio   Observatory of Mount Union College. In Alliance.
222W Stargate Observatory
 
Michigan   Observatory of The Warren Astronomical Society. Located at Wolcott Mill Metropark.
222W St. Clair Shores
 
Michigan  
223W Lamoria Springs Observatory
 
Michigan   A private observatory in Sandusky.
224S Geneva College Observatory
 
Pennsylvania   Observatory of Geneva College. Also known as the John Paul Schaefer Memorial Observatory.
226N Chimnissing
 
Ontario   Centered on the West Beach of Chimnissing. On Christian Island in Georgian Bay.
226S Kittanning
 
Pennsylvania   A town in Armstrong county.
226W Sirius Observatory
 
Michigan   A private observatory near Almont.
227NE Fenelon Falls
 
Ontario  
227NE Peterborough
 
Ontario   Home of the Peterborough Astronomical Association
227S Chateau De Testa Stars
 
Pennsylvania   A private observing site.
228E C.E.K. Mees Observatory
 
New York   Observatory of the University of Rochester. Near Hornell.
228S Brady's Run Park
 
Pennsylvania   A parkused as a star party site by the Beaver Valley Space Sciences Interest Group . Near Beaver Falls.
229SE Punxsutawney
 
Pennsylvania  
230E Webster Park
 
New York   A park in Monroe County, NY.
230N South Bruce Peninsula
 
Ontario  
230N Wiarton
 
Ontario  
230S IUP Northpointe Regional Campus
 
Pennsylvania   Campus of the Indiana University of Pennsylvania. Star party site of main campus astronomy classes.
231N Keppel Henge
 
Ontario   A solar-system observatory with unusually robust instruments. Located at Keppel Croft Gardens, near the shore of Georgean Bay between Wiarton and Owen Sound.
231S Scenic Vista Park
 
Ohio   Park of the Columbiana County Park District. An observing site of the Mahoning Valley Astronomical Society.
231SW Astronomy Club of Akron Observatory
 
Ohio   An observatory of the Astronomy Club of Akron
231SW John D. Nielsen Observatory
 
Ohio   Observatory located on the Carlisle Reservation. Used for public observing by the The Black River Astronomical Society.
231W Visual Reconstructions Observatory
 
Michigan   A private observatory in Sterling Heights.
231W Washington(MI)
 
Michigan   A town in Macomb county.
232N ES Fox Observatory (BAS/BOEC)
 
Ontario   Observatory of the Bluewater Astronomical Society located at the Bluewater Outdoor Education Centre of the Bluewater District School Board. The BOEC is a dark-sky preserve.
232SE Cherry Springs State Park
 
Pennsylvania   Near Coudersport. An state park with "short term stargazing" and is home of the Black Forest Star party and the Cherry Springs Star Party.
232SW Don's Backyard
 
Ohio   A private observing site.
232W Camp Cedarwin Scout Camp
 
Ontario   A scout camp in Essex county.
232W Windsor
 
Ontario   Home of the RASC Windsor Centre.
233SW Wadsworth Observatory
 
Ohio   A private observatory in Wadsworth.
234NE Lorenz Observatory
 
Ontario   A site of the North York Astronomical Association near Cobourg.
234SW LaGrange
 
Ohio   Home of the The Black River Astronomical Society.
234SW Vermilion
 
Ohio   A town in Erie county.
235SW Oberlin
 
Ohio   Home of the Oberlin College Observatory and Oberlin Astronomy Club.
235SW Pelee Island
 
Ontario   Actually, the southernmost point in Canada at the Fish Point Provincial Park. The best spot for observing Omega Centauri from Canada.
236S Treesdale Observatory
 
Pennsylvania   A private observatory.
237SE Sinnemahoning State Park
 
Pennsylvania   State park near Austin, PA.
238NE Sandy Flats Observatory
 
Ontario   A private observatory near Roseneath.
238S Pane Observing Site
 
Pennsylvania   A private observing site in Marshall Township.
238W Detroit
 
Michigan   Home of the Dassault Systèmes Planetarium at the Detroit Science Center.
239NE Lakehenge Observatory
 
Ontario   A private observatory.
239S Aliquippa
 
Pennsylvania  
240N UpUp Observatory
 
Ontario   A private observatory on Hiraeth Island, Lost Channel near Severn Falls.
241S StarGlider Observatory
 
Pennsylvania   A private observatory in Gibsonia.
241SW CAA Observatory
 
Ohio   Observatory of the Cuyahoga Astronomical Association located at Letha House Park near Spencer.
241W Rochester Hills
 
Michigan  
241W Troy Space Gazebo
 
Michigan   A private observatory used by some members of the Oakland Astronomy Club. In Troy.
242S Nicholas E. Wagman Observatory
 
Pennsylvania   Near Deer Lakes Park, Russellton. Observatory of the Amateur Astronomers Association of Pittsburgh
242W Addison Oaks Observatory
 
Michigan   Observatory of Oakland County Astronomy Club in Addison Oaks county park.
243S Ramsey Observatory
 
Ohio   A private observatory.
244SE Clearfield
 
Pennsylvania   A town in Clearfield county.
244W Seven Ponds
 
Michigan   Home of the Seven Ponds Astronomy Club. Near Dryden.
245SW Collinsport Observatory
 
Ohio   A private observatory on Kelleys Island.
246N Gravenhurst
 
Ontario  
246N Torrance Barrens Dark-Sky Preserve
 
Ontario   A Dark-Sky Preserve. Near Gravenhurst and Lake Muskoka.
248N Pine Islands
 
Ontario   In Georgian Bay half way between Parry Sound and Honey Harbour.
249S Edgewood Observatory
 
Pennsylvania   A private observatory near New Kensington.
250W Cranbrook Institute of Science
 
Michigan   Museum of natural history with public observing. In Bloomfield Hills.
250W Kresge Environmental Education Center
 
Michigan   KEEC is an education center of Eastern Michigan Univserity. At Fish Lake.
251NE Camp Kawartha
 
Ontario   A non-profit camp for kids and adults.
251W Beckstrom Observatory
 
Michigan   A private observatory near Deford.
252W Hector J. Robinson Observatory
 
Michigan   AKA the Lincoln Park Observatory. Observatory of the Lincoln Park School System. Near Lincoln Park High School.
253E Highwinds Observatory
 
New York   A private observatory in Geneseo.
253E Timerson Observatory
 
New York   A private observatory near Newark.
253N Taigh nan Reul
 
Ontario   Scottish Gaelec for "House of Stars". A private observatory.
253S Oakmont Country Club
 
Pennsylvania   A golf course.
254S Kunkle Park
 
Pennsylvania   Park in Washington(PA) township.
254W UM-Dearborn Observatory
 
Michigan   Observatory of the Dearborn Campus of the University of Michigan.
255S Fry Family Park
 
Ohio   A park in Pike Township
255S Raccoon Creek State Park
 
Pennsylvania   State park.
255SW Sandusky
 
Ohio  
255W McMath-Hulbert Observatory
 
Michigan   An observatory with public events. Near Lake Angelus.
256NE FvH Observatory
 
Ontario   A private observatory in Trenton.
256NE Highlands Wilderness Observatory
 
Ontario   An observatory in Minden Hills.
256SW WCAC
 
Ohio   The Wilderness Center Astronomy Club is located southwest of Canton.
257E Los Gatos B&B
 
New York   Bed and Breakfast with star parties. In Penn Yan.
257N Ponte di Legno Observatory
 
Ontario   A private observatory somewhere around Ferndale.
257NE Campbellford
 
Ontario  
257NE Trenton
 
Ontario  
257S Plum
 
Pennsylvania   Forecast also covers Monroeville, William D Boyce Regional Park, Penn Hills, and New Kensington.
258W Lake Erie Metropark
 
Michigan   A Detroit Metro Park on the Lake Erie shore line south of Detroit. Check with the park before planning observing.
259N Lion's Head Dark Sky Viewing Platform
 
Ontario   A deck at Lion's head Marina in the town of Lion's Head. Site of public astronomy events.
259N Quetican Observatory
 
Ontario   Near Lion's Head.
260N Bracebridge
 
Ontario  
261E The Smith Observatory
 
New York   Historic observatory in Geneva.
261NE Heartwood Observatory
 
Ontario   A private observatory.
261S Gettysburg Observatory
 
Pennsylvania   A private observatory.
261S Pittsburgh
 
Pennsylvania   Home of the Amateur Astronomers Association of Pittsburgh and the Allegheny Observatory of the University of Pittsburgh.
261W Heavens View Observatory
 
Michigan   A private observatory near Ortonville.
262NE Quinte West
 
Ontario  
262W Livonia
 
Michigan  
263E Lyons
 
New York  
263E Richard S. Perkin Observatory
 
New York   A private observatory of Hobart and William Smith Colleges.
263N Blue Heron Observatory
 
Ontario   A private observatory in Greenough Harbour, outside of Stokes Bay Ontario, on the Northern Bruce Peninsula.
263NE Buckhorn Observatory
 
Ontario   An observatory near Buckhorn.
263NE Mason Bald Observatory
 
Ontario   A private observatory in Frankford.
263SE Heilwood
 
Pennsylvania  
263SW Wooster
 
Ohio  
264N Port Carling
 
Ontario  
264S The Kiski School Astronomy Club
 
Pennsylvania   A club at The Kiski School. In. Saltsburg.
264SE State Camp
 
Pennsylvania   A dark sky site called "State Camp" by members of the Central Pennsylvania Observers. Actually Dennison Overlook in Sproul State Forest.
264W My-Spot Observatory
 
Michigan   A private observatory near West Bloomfield.
265N Clearing off Thompson Road
 
Ontario   A clearing off Thompson road off of HYW 118. Private property. Use with permission.
267SE Lead Parachute Observatory
 
Pennsylvania   A future private observatory near Wellsboro.
268NE West Lake
 
Ontario   Forecast also covers Sandbanks Provincial Park.
268NW Port Crescent State Park
 
Michigan   State park
270E Eileen Collins Observatory
 
New York   An Observatory of Corning Community College.
271NE Anstruther Lake Observatory
 
Ontario   A private Observatory.
271S Steubenville
 
Ohio  
272N Four Elements Observatory
 
Ontario   A private observatory.
272NW Oak Beach Observatory
 
Michigan   A private observatory.
272SE Prince Gallitzin State Park
 
Pennsylvania   State park on Glendale Lake.
274N Miller Lake
 
Ontario   Forecast covers Summer House Park and Miller's Family Camp both sites of star parties held by the Bayside Astronomy Program
274N Muskoka District Municipality
 
Ontario  
274N Delta Rocky Crest Resort
 
Ontario   A resort near Mactier.
274NE Belleville
 
Ontario   Home of the RASC Belleville Centre
274NE Stirling-Rawdon
 
Ontario  
275NE Oak Lake Observatory
 
Ontario   A private observatory.
275NE Point Petre
 
Ontario   A spot at the end of end of Simpson Road used by some RASC Kingston members for Mars observing.
275S Paslow Observatory
 
Pennsylvania   A private observatory near Bethel Park.
276W Novi Community Sports Park
 
Michigan   A park west of Northville. Used by some members of the Ford Amateur Astronomy Club.
277NE Apsley
 
Ontario  
277NE Mount Mould Observatory
 
Ontario   A private observatory near Gooderham. Also known as MMO.
277NE Marmora
 
Ontario  
277W Plymouth Digital Observatory
 
Michigan   A private observatory in Plymouth.
278S Dartmoor Observatory
 
Pennsylvania   A private observatory.
278S Radomski Observatory
 
Pennsylvania   A private observatory near Jeannette.
278W Star Hoppers Observatory
 
Michigan   An observatory of Star Hoppers amateur astronomy group. Near Holly.
279E Finger Lakes Regional Airport
 
New York   Also covers the north-central portion of the Finger Lakes area.
279E Mansfield
 
Pennsylvania   Home of Mansfield University.
279SW Rustic Lake Observatory
 
Ohio   A private observatory near Ashland.
280W Monroe
 
Michigan  
281N Johnston's Harbour
 
Ontario  
281S Canonsburg
 
Pennsylvania  
281SW HVAG SkyTour
 
Ohio   Private land and site of puiblic viewings held by the Huron Valley Astronomers Group
281SW Trout Observatory
 
Ohio   A private observatory in Oak Harbor.
282N Cabot Head
 
Ontario   Chart is centered on the site of the Bruce Peninsula Star Party, aka StarFeast, but also covers the Cabot Head Provincial Nature Reserve Park and Bruce Peninsula National Park which is a dark sky preserve. In the Bruce penninsula.
282NE Picton
 
Ontario  
282W Vassar
 
Michigan  
285N Parry Sound
 
Ontario  
285S Morning Star Observatory
 
Pennsylvania   A private observatory somewhere around New Florence.
285W Longway Planetarium
 
Michigan   A planetarium in Flint.
286NE Haliburton County
 
Ontario  
286NE Ivanhoe Observatory
 
Ontario   A private observatory near Ivanhoe.
286W Applewood Absurditory
 
Michigan   A private observatory, at least in spirit, near Ypsilanti.
286W Fenton
 
Michigan  
286W GM Milford Proving Ground Softball Fields
 
Michigan   A private site used by the General Motors Astronomy Club.
286W Ypsilanti
 
Michigan  
287N Lake of Bays
 
Ontario  
287S Mingo Creek Park Observatory
 
Pennsylvania   Observatory of the Amateur Astronomers Association of Pittsburgh. Near Monongahela.
288NE Fall 'N' Stars
 
Ontario   A star party held by the Belleville and Kingston RASC centres at Johnson's R.V. PARK.
288SE Stardust Observatory
 
Pennsylvania   A private observatory near Port Matilda.
289N Dorcas Bay
 
Ontario   Location of the Singing Sands portion of Bruce Penninsula National Park. Also site of public astronomy events
289S Union Street Observatory
 
Pennsylvania   A private observatory
289W Northern Cross Observatory
 
Michigan   An observatory near Fenton.
290E Fair Haven
 
New York   A town in Cayuga county.
290W Island Lake State Recreation Area
 
Michigan   Centered on Spring Mill Pond in Island Lake Recreation Area. Used by the Ford Amateur Astronomy Club.
292NE Silent Lake
 
Ontario   Provincial Park
293N Huntsville
 
Ontario  
293SE Altoona
 
Pennsylvania   Home of the Starlight Astronomy Club .
293SE Mt. Lion Observatory
 
Pennsylvania   AKA Mountain Lion Observatory at Fort Roberdeau historic site. Operated by the Starlight Astronomy Club and the Altoona Area High School.
293SW Anderson Observatory
 
Ohio   A private obsrevatory near Shelby.
294S HAO Observatory
 
Pennsylvania   A private observatory near Monessen.
294SE Dog-Star Observatory
 
Pennsylvania   An observatory near Pennsylvania Furnace.
294SW Refractor Heaven
 
Ohio   A private observatory near Genoa.
294W Ann Arbor
 
Michigan   Home of of the Detroit Observatory and the Angel Hall Observatory. Both are observatories of the University of Michican.
295SE State College
 
Pennsylvania   A meeting place of the Central Pennsylvania Observers
296W Ore Lake Observatory
 
Michigan   A private observatory near Ore Lake.
297NE Haliburton Scout Reserve
 
Ontario   A large scout camp centered around Lake Kennabi.
297SW Wolf Creek Park
 
Ohio   County park.
298E The Knob
 
New York   A private observatory.
298NE Loon Call Observatory
 
Ontario   A private observatory near Coe Hill.
298NW Tobermory
 
Ontario  
298S Greg's Happy Place
 
Ohio   A private observing site.
299W Flushing Observatory
 
Michigan   A private observatory in Flushing.


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