Clear Sky Chart

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Distance Mi	Bear -ing	S p o n s o r e d?	Chart	Preview color key	Light Pollution	Prov/State	Comments/Links
0			Green River State Wildlife Area			Illinois	Link.
14	NW		Sterling			Illinois
21	SW		Hennepin Canal Parkway State Park			Illinois	State park used by some members of the Naperville Astronomical Association.
30	S		Lake Thunderbird			Illinois	A lake near Putnam.
35	N		J. Weiskopf Observatory			Illinois	Observatory with free public observing in Byron Forest Preserve District.
35	SE		Starved Rock State Park			Illinois	State park. Used by some members of the Astronomical Society at the University of Illinois. Also home of Astrofest, a star party held by the Chicago Astronomical Society.
37	NW		Rutenbeck Observatory			Iowa	Just west of Clinton.
42	E		Serena			Illinois	A town in La Salle county.
43	W		Sunny Knoll Observatory			Illinois	A private observatory in Port Byron.
44	NE		De Kalb			Illinois	Home of the Davis Hall Observatory at Northern Illinois University.
44	S		Lone Wolf Observatory			Illinois	A private observatory near Varna.
46	N		Doug Firebaugh Observatory			Illinois	A public observatory in Freeport, Illinois, partly funded by the Planetary Studies Foundation.
46	NE		Kirkland			Illinois
48	W		PACMO			Illinois	An observing site of the Popular Astronomy Club.
49	NE		Rockford			Illinois	Home of the Rockford Amateur Astronomers.
50	E		SWAOG Dark Site			Illinois	A site of the South West Astronomy Observers Group in Yorkville.
50	N		Velveeta Valley Observatory			Illinois	Aka VVO, a private observatory in Pecatonica.
50	SE		Streator			Illinois
51	E		NAA Minooka			Illinois	An observing site of the Naperville Astronomical Association.
54	E		NAA Caton			Illinois	A site of the Naperville Astronomical Association. A few miles from Newark, but 25 miles southwest of Naperville.
54	NW		Massbach Ridge			Illinois
56	N		Hawkeye Observatory			Illinois	A private observatory.
57	E		Lily Lake Observatory			Illinois	A private observatory near the town of Lilly Lake.
57	NE		Astro-Physics			Illinois	Observing site of telescope maker Astro-Physics Inc.
57	S		The Decker-Grebner-Van Zandt Observatory			Illinois	Observatory maintained by the Peoria Astronomical Society. In Jubliee College State Park.
59	NE		Blackhawk Observatory			Illinois	A private observatory.
60	E		Peck Farm Park			Illinois	Public viewing site for the Fox Valley Astronomical Society. In Geneva.
60	NE		Caledonia			Illinois
60	NE		Claustonberry Observatory			Illinois	A private observatory near Marengo.
60	SE		NAA Ransom			Illinois	An observing site of the Naperville Astronomical Association. Near Ransom.
62	E		Hickory Knolls Discovery Center			Illinois	An environmental education center located in James O. Breen Community Park in St Charles. Also site of star parties held by OneDarkSky.com.
63	E		TASS H (Droege) Observatory			Illinois	An observatory of the Amateur Sky Survey project. Near Batavia.
63	NE		Marengo			Illinois
64	N		Big Cigar Astronomy			Illinois	Club near South Beloit
64	SW		Viking Observatory			Illinois	A private observatory Near Galesburg.
65	E		Megamark Observatory			Illinois	A private observatory.
65	NW		Timber City Productions Lookout			Iowa	A private observing site.
66	S		Peoria			Illinois	Home of the Peoria Astronomical Society and the NorthMoor Observatory.
66	SW		Knox College Observatory			Illinois	Observatory at Knox College.
66	W		Dixon			Iowa	Close to Menke and Jens-Wendt Observatories
67	E		White Eagle Observatory			Illinois	A private observatory near Naperville.
67	N		Monroe			Wisconsin	A town in Green county.
67	NW		Apple River			Illinois
69	NE		U-46 Planetarium			Illinois	Elgin School District Planetarium in Elgin.
70	E		NAA Observatory			Illinois	An observatory of the Naperville Astronomical Association. Near Naperville.
71	NE		OneDarkSky.com Observation Site #1			Illinois	A clearing off of Cobblers Crossing, in Elgin. Site of public star parties held by OneDarkSky.com.
72	NE		Woodstock			Illinois
72	NW		Galena			Illinois
72	SE		Braidwood Dark Sky Site			Illinois	Near Gardner.
73	E		SWAOG Light Site			Illinois	A public observing site of the South West Astronomy Observers Group. In Wheaton.
74	NE		Crystal Lake			Illinois
75	E		Lockport			Illinois	A town in Will county.
75	SW		The Stellar Shed			Illinois	A private observatory near Aledo.
76	N		Janesville			Wisconsin
77	SW		Adolphson Observatory			Illinois	Observatory of Monmouth College in Monmouth.
78	N		West Point Observatory			Wisconsin	Observatory near Monticello.
78	NE		Barrington Hills			Illinois	A town in Cook county. Site of International Year of Astronomy events.
79	E		Lombard			Illinois	Forecast also covers Glendale Hieghts, Elmhurst, Villa Park, Addison, and Glen Ellyn.
79	N		Meadowlark Ridge Observatory			Wisconsin	A private observatory somewhere around near New Glarus.
80	N		Yanna Research Station			Wisconsin	Observatory site of the Madison Astronomical Society. Near Attica.
81	NE		Yerkes Observatory			Wisconsin	Observatory in Williams Bay.
81	W		Muscatine			Iowa
82	NE		Lake Zurich			Illinois
83	N		Mark's place			Wisconsin	A private observing site.
83	NE		Northwest Suburban Astronomers			Illinois	The NSA is active in the area of Palatine/Hoffman Estates.
84	E		Prairie Skies Star Party			Illinois	Star party held at Camp Shaw-Waw-Nas-See.
84	E		The Little Red School House			Illinois	A site used by the Chicago Astronomical Society. In Willow Springs.
84	NW		Dubuque			Iowa
84	S		Bloomington			Illinois	A town in McLean county.
85	SE		Stelle			Illinois	A community in Rogers Township, IL
86	E		Moraine Valley Community College Observatory			Illinois	observatory of Moraine Valley Community College.
88	E		Lake Katherine Nature Center			Illinois	Nature center in Palos Heights. Site of public observing sessions held by the Chicago Astronomical Society.
88	NE		Eagle Observatory			Wisconsin	A private observatory near Eagle.
89	E		Tinley Park			Illinois	A town in Cook county.
89	NE		Smith Observing Site			Illinois	Near Round Lake Beach and about 15 miles west of Waukegan.
90	E		Mount Jennings Observatory			Illinois	A private observatory somewhere around Manteno.
90	NW		Big M Observatory			Wisconsin	A private observatory near Platteville.
91	E		Peotone			Illinois
91	N		Mineral Point			Wisconsin
91	N		Wild Apple Observatory			Wisconsin	A private observatory in Dane County.
91	NE		Lincolnshire			Illinois	Also covers Deerfield which is home of the Skokie Valley Astronomers .
91	S		Sugar Grove Observatory			Illinois	An observatory of the Twin City Amateur Astronomers. In the Sugar Grove Nature Center.
92	E		Bradley			Illinois	Home of the Kankakee Area StarGazers.
92	NE		UW-Whitewater Observatory			Wisconsin	Observatory of the University of Wisconsin, at Whitewater. In Whitewater.
93	E		Morton Grove			Illinois	Forcast also covers Glenview, Wilmette, Evanston, Skokie, Park Ridge, Niles, and Des Plaines.
93	E		The Lone Wolf Observatory			Illinois	A private observatory near Oak Lawn
93	NW		Grant River Recreation Area			Wisconsin	A recreation area near Potosi.
94	E		Our Prairie Sky			Illinois	In Park Forest.
96	E		Glencoe			Illinois
97	E		Chicago			Illinois	Home of the Chicago Astronomical Society.
97	E		Prairie State College			Illinois	College in Chicago Heights.
97	N		Dodgeville			Wisconsin
97	NE		Richard Bong State Recreation Area			Wisconsin	Recreation Area near Burlington. Used by some members of the Racine Astronomical Society.
99	E		Cricket Hill			Illinois	Part of Lincoln Park. At Montrose Harbor.
99	E		Dearborn Observatory			Illinois	Observatory of Northwestern University.
99	N		Madison			Wisconsin	Home of the Madison Astronomical Society.
99	SW		John H. Witte Observatory			Iowa	Observatory of the Southeast Iowa Astronomy Club.
100	N		Pine Bluff Observatory			Wisconsin	Local research observatory of the University of Wisconsin-Madison. 15 miles from Madison.
102	SW		Macomb			Illinois
104	N		Aztalan State Park			Wisconsin	State park near Aztalan.
104	W		Iowa City			Iowa
104	W		Palisades-Dows Observatory			Iowa	An observatory of the Cedar Amateur Astronomers. Between Cedar Rapids and Iowa City.
106	N		Suburban Lights Observatory			Wisconsin	A private observatory in Marshall.
106	NE		Texas Yard Canon Observatory			Wisconsin	A private observatory.
107	NE		Modine Benstead Observatory			Wisconsin	Observatory of the Racine Astronomical Society.
108	NE		Kenosha			Wisconsin	Home of the Kenosha Astronomy Club.
108	S		Stardust Observatory			Illinois	A private observatory.
108	W		Riverside			Iowa
110	E		Lemon Lake County Park			Indiana	Site used by the Calumet Astronomical Society
110	SW		Wever			Iowa
111	W		Iowa SkyNet Observatory			Iowa	A private observatory near Washington, IA.
112	N		De Forest			Wisconsin
113	E		Thomas Conway Observatory			Indiana	Observatory of the Calumet Astronomical Society. Near Lowell in Lake county.
114	E		Willow Slough Fish and Wildlife Area			Indiana	A wildlife managment area used by the South Side Astronomers.
116	NE		Franklin			Wisconsin	In Milwaukee county. Near a BYA affiliate starparty site.
116	NE		Racine			Wisconsin	Home of the Racine Astronomical Society.
116	W		Hilltop Homeschool Observatory			Iowa	A private observatory of a member of the Cedar Amateur Astronomers. Near Cedar Rapids.
117	S		Site "M"			Illinois	A site of the Sangamon Astronomical Society.Near Ashland.
118	NE		Harken Observatory			Wisconsin	Observatory of the Pewaukee Public Library.
118	S		Decatur Area Astronomy Club			Illinois	An observing site of the Decatur Area Astronomy Club at Friends Creek County Park. 20 miles NE of Decatur.
119	SE		Middle Fork River Forest Preserve			Illinois	Forest reserve and International Dark Sky Park near Penfield. Used by the Champaign Urbana Astronomical Society.
121	SE		Astro Acres			Indiana	Future astronomy and telescope farm (or astronomy village). Near the town of Morocco,IN.
121	SW		Weinberg-King State Park			Illinois	State park near Augusta.
123	NW		Wyalusing			Wisconsin	Home of the Starsplitters of Wyalusing.
124	S		Lanphier Observatory			Illinois	An observatory of the Sangamon Astronomical Society. Near Pleasant Plains.
125	N		Richland Center			Wisconsin
126	E		Indiana Dunes State Park			Indiana	Site used by the Calumet Astronomical Society
127	NE		Milwaukee			Wisconsin	Home of the Milwaukee Astronomical Societyand Wehr Astronomical Society.
127	NE		Richfield Observatory			Wisconsin	A private observatory near Menomonee Falls.
128	E		VU Observatory			Indiana	Observatory of Valparaiso University which holds public events.
128	S		Bojarzin Observatory			Illinois	Near Springfield.
128	S		Decatur(IL)			Illinois	Home of Requarth Observatory of Millikin University. Requarth Observatory is host of public observing nights.
128	SE		Champaign/Urbana Astronomical Society Observatory			Illinois	An observatory of the CUAS.
129	E		Buckeyestargazer Observatory			Indiana	A private observatory near Valparaiso.
129	W		Williamsburg			Iowa
130	N		Beaver Dam			Wisconsin
130	NE		TWASC Eggshatch Observatorium			Wisconsin	A private observatory of the Hartford Area Astronomy Club, which is part of The Wisconsin Astronomical Society Corporation.
131	N		Portage			Wisconsin
131	SE		Harvey Observatory			Illinois	A private observatory.
132	W		Bearbower Sand Prairie Area			Iowa	A Buchanan county park.
133	N		Reedsburg			Wisconsin
135	E		Michigan City			Indiana	A town in La Porte county.
135	NE		Jackson (WI)			Wisconsin	A town in Washington county.
136	S		Chatham			Illinois
137	E		Jasper-Pulaski Fish and Wildlife Area			Indiana	Centered on an entrace road of the state wildlife area.
137	NE		Mequon Rotary Park			Wisconsin	Park used by the Northern Cross Science Foundation. In Mequon.
137	NW		Mount Sterling			Wisconsin
142	NE		Myra			Wisconsin	Used by some members of the Northern Cross Science Foundation.
143	NW		Hodges and North Wildlife Area			Iowa	Near Jesup. Used by members of the Black Hawk Astronomy Club, affiliated with the Grout Museum in Waterloo Iowa.
143	SE		Danville			Illinois	A town in Vermilion county.
147	N		Kickapoo Valley Reserve Visitor Center			Wisconsin	Nature reserve and site of star parties by the La Crosse Area Astronomical Society.
147	S		Sullivan Observatory			Illinois	A private observatory in Sullivan.
147	S		Winchester			Illinois
148	NW		Luckydog Observatory			Wisconsin	A private observatory particpating in the AAVSO and Center for Backyard Astrophysics.
148	SW		Pleiades Observatory			Missouri	A private observatory in Canton.
150	N		Dryden Observatory			Wisconsin	A private observatory.
151	E		Warren Dunes State Park			Michigan	State park new Sawyer.
151	SW		Heavens Gate Farm Observatory			Illinois	A private observatory near Beverly. Also home of the Two Rivers Spring Star Party.
152	N		Oxbow Trail Observatory			Wisconsin	A private observatory near Princeton.
152	N		Wildcat Mountain State Park			Wisconsin	State park near the town of Ontario, WI.
152	NE		Kettle Moraine North			Wisconsin	Northern Unit of Kettle Morain State Forest. Used by members of the Northern Cross Science Foundation.
153	E		Bridgman			Michigan
153	W		Barnes City			Iowa
155	E		New Carlisle			Indiana
155	NE		Harrington Beach State Park			Wisconsin	A site used by the Northern Cross Science Foundation.
155	S		Wolf Creek State Park			Illinois	State park and site of public star parties held by the Sandusky Valley Amateur Astronomy Club (SVAAC).
155	SE		Walnut Point State Park			Illinois	State park. Used by some members of the Astronomical Society at the University of Illinois and the Champaign Urbana Astronomical Society
156	E		Tippecanoe River State Park			Indiana	State Park. Chart is centered on a field, used for observing, near the nature center.
157	N		Fond du Lac			Wisconsin
157	S		PICO			Illinois	A private observatory near Pana.
159	SE		Purdue University			Indiana	University in West Lafayette. Home of the Cumberland Observatory.
161	E		Benton Harbor			Michigan	A atown in Berrien county.
162	E		Oronoko Observatory			Michigan	Near Berrien Springs.
163	E		Kingman Observatory			Michigan	Observatory of Andrews University. In Berrien Springs.
163	N		Land-o-Clouds Observatory			Wisconsin	A private observatory near Fond du Lac.
163	NW		Cedar Falls			Iowa	Home of the University of Northern Iowa.
163	NW		Decorah			Iowa
164	SE		Charleston			Illinois
164	SW		Gardner Camp			Illinois	A not-for-profit camp with youth astronomy programs.
165	NE		Plymouth			Wisconsin	Home of the Plymouth Stargazers.
165	SW		Hannibal			Missouri
165	W		W/P Observatory			Iowa	Near Grinnell.
166	W		Antique Airfield-IA27			Iowa	An airfield in Ottumwa.
166	W		Grant O. Gale Observatory			Iowa	Observatory of Grinnell College in Grinnell..
168	N		Salewsky Observatory			Wisconsin	A private observatory near Big Flats
169	E		Jordan Hall Observatory			Indiana	Observatory, of the University of Notre Dame, at the Jordan Hall of Science. In South Bend.
169	N		Auroraville			Wisconsin
169	NW		Wartburg College Observatory			Iowa	An observatory of Wartburg College in Waverly.
170	E		Damer Observing Site			Indiana	A private observing site.
171	S		Aero Observatory			Illinois	A private observatory.
172	N		Oshkosh			Wisconsin
172	NW		La Crosse			Wisconsin	A home of University of Wisconsin's Planetarium and the La Crosse Area Astronomical Society.
173	NE		Ellwood H. May Environmental Park			Wisconsin	Aka Maywood, site of the Sheboygan Astronomical Society's public observing sessions.
173	SW		Gittins Observatory			Missouri	A private observatory in Clarksville.
174	E		Bremen			Indiana	A town in Marshall county. Home of BHS Astronomy of Bremen High School.
174	E		South Haven Pier			Michigan
174	SE		Shades State Park			Indiana	site of star parties held by the Wabash Valley Astronomical Society
174	W		Dean Memorial Observatory			Iowa	Observatory of the Amateur Astronomers of Cental Iowa. Located at Green Castle Recreation Area in Marshall County.
175	E		Logansport			Indiana
175	W		Grundy Center			Iowa
176	E		PHM Planetarium			Indiana	Aka Penn-Harris-Madison (PHM) Planetarium, in Mishawaka.
176	SE		Prairie Grass Observatory			Indiana	An observatory located in Camp Cullom near Mullberry. Also home of the Indiana Family Star Party.
176	W		Lake Sundown			Iowa	Near Unionvile.
179	E		Potawatomi Wildlife Park			Indiana	A dark-sky preserve. Dark-sky site of the Warsaw Astronomical Society. Near Tippecanoe.
180	N		Dievseta			Wisconsin	A private site near Warrens.

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