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			The Decker-Grebner-Van Zandt Observatory			Illinois	Observatory maintained by the Peoria Astronomical Society. In Jubliee College State Park.
16	SE		Peoria			Illinois	Home of the Peoria Astronomical Society and the NorthMoor Observatory.
30	W		Knox College Observatory			Illinois	Observatory at Knox College.
32	NE		Lake Thunderbird			Illinois	A lake near Putnam.
34	NE		Lone Wolf Observatory			Illinois	A private observatory near Varna.
35	NW		Viking Observatory			Illinois	A private observatory Near Galesburg.
37	N		Hennepin Canal Parkway State Park			Illinois	State park used by some members of the Naperville Astronomical Association.
43	W		Adolphson Observatory			Illinois	Observatory of Monmouth College in Monmouth.
48	NW		PACMO			Illinois	An observing site of the Popular Astronomy Club.
50	SE		Bloomington			Illinois	A town in McLean county.
50	SE		Sugar Grove Observatory			Illinois	An observatory of the Twin City Amateur Astronomers. In the Sugar Grove Nature Center.
52	SW		Macomb			Illinois
53	S		Stardust Observatory			Illinois	A private observatory.
54	NE		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.
55	E		Streator			Illinois
57	N		Green River State Wildlife Area			Illinois	Link.
57	NW		The Stellar Shed			Illinois	A private observatory near Aledo.
59	NW		Sunny Knoll Observatory			Illinois	A private observatory in Port Byron.
60	S		Site "M"			Illinois	A site of the Sangamon Astronomical Society.Near Ashland.
66	N		Sterling			Illinois
68	S		Lanphier Observatory			Illinois	An observatory of the Sangamon Astronomical Society. Near Pleasant Plains.
70	E		NAA Ransom			Illinois	An observing site of the Naperville Astronomical Association. Near Ransom.
71	SW		Weinberg-King State Park			Illinois	State park near Augusta.
72	NE		Serena			Illinois	A town in La Salle county.
72	S		Bojarzin Observatory			Illinois	Near Springfield.
73	N		Rutenbeck Observatory			Iowa	Just west of Clinton.
74	W		John H. Witte Observatory			Iowa	Observatory of the Southeast Iowa Astronomy Club.
74	W		Wever			Iowa
75	NW		Muscatine			Iowa
78	NE		NAA Minooka			Illinois	An observing site of the Naperville Astronomical Association.
79	SE		Decatur Area Astronomy Club			Illinois	An observing site of the Decatur Area Astronomy Club at Friends Creek County Park. 20 miles NE of Decatur.
80	NW		Dixon			Iowa	Close to Menke and Jens-Wendt Observatories
81	S		Chatham			Illinois
83	SE		Decatur(IL)			Illinois	Home of Requarth Observatory of Millikin University. Requarth Observatory is host of public observing nights.
86	NE		NAA Caton			Illinois	A site of the Naperville Astronomical Association. A few miles from Newark, but 25 miles southwest of Naperville.
86	NE		SWAOG Dark Site			Illinois	A site of the South West Astronomy Observers Group in Yorkville.
87	E		Braidwood Dark Sky Site			Illinois	Near Gardner.
88	E		Stelle			Illinois	A community in Rogers Township, IL
90	S		Winchester			Illinois
92	N		J. Weiskopf Observatory			Illinois	Observatory with free public observing in Byron Forest Preserve District.
93	NE		De Kalb			Illinois	Home of the Davis Hall Observatory at Northern Illinois University.
97	NW		Timber City Productions Lookout			Iowa	A private observing site.
97	SW		Heavens Gate Farm Observatory			Illinois	A private observatory near Beverly. Also home of the Two Rivers Spring Star Party.
98	SE		Champaign/Urbana Astronomical Society Observatory			Illinois	An observatory of the CUAS.
99	E		Prairie Skies Star Party			Illinois	Star party held at Camp Shaw-Waw-Nas-See.
99	NE		Megamark Observatory			Illinois	A private observatory.
100	NE		Kirkland			Illinois
100	W		Iowa SkyNet Observatory			Iowa	A private observatory near Washington, IA.
101	N		Doug Firebaugh Observatory			Illinois	A public observatory in Freeport, Illinois, partly funded by the Planetary Studies Foundation.
101	N		Massbach Ridge			Illinois
102	NE		Peck Farm Park			Illinois	Public viewing site for the Fox Valley Astronomical Society. In Geneva.
102	NW		Riverside			Iowa
102	SW		Pleiades Observatory			Missouri	A private observatory in Canton.
103	E		Middle Fork River Forest Preserve			Illinois	Forest reserve and International Dark Sky Park near Penfield. Used by the Champaign Urbana Astronomical Society.
103	NE		Lily Lake Observatory			Illinois	A private observatory near the town of Lilly Lake.
104	E		Bradley			Illinois	Home of the Kankakee Area StarGazers.
104	NE		TASS H (Droege) Observatory			Illinois	An observatory of the Amateur Sky Survey project. Near Batavia.
104	NE		White Eagle Observatory			Illinois	A private observatory near Naperville.
104	SE		Sullivan Observatory			Illinois	A private observatory in Sullivan.
105	NE		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.
105	NE		Lockport			Illinois	A town in Will county.
105	NE		NAA Observatory			Illinois	An observatory of the Naperville Astronomical Association. Near Naperville.
105	NW		Iowa City			Iowa
106	E		Mount Jennings Observatory			Illinois	A private observatory somewhere around Manteno.
106	N		Rockford			Illinois	Home of the Rockford Amateur Astronomers.
107	N		Velveeta Valley Observatory			Illinois	Aka VVO, a private observatory in Pecatonica.
107	S		PICO			Illinois	A private observatory near Pana.
111	E		Peotone			Illinois
111	SW		Gardner Camp			Illinois	A not-for-profit camp with youth astronomy programs.
112	SE		Wolf Creek State Park			Illinois	State park and site of public star parties held by the Sandusky Valley Amateur Astronomy Club (SVAAC).
113	N		Galena			Illinois
113	N		Hawkeye Observatory			Illinois	A private observatory.
113	NE		Claustonberry Observatory			Illinois	A private observatory near Marengo.
113	NE		SWAOG Light Site			Illinois	A public observing site of the South West Astronomy Observers Group. In Wheaton.
113	NW		Palisades-Dows Observatory			Iowa	An observatory of the Cedar Amateur Astronomers. Between Cedar Rapids and Iowa City.
113	SW		Hannibal			Missouri
114	N		Astro-Physics			Illinois	Observing site of telescope maker Astro-Physics Inc.
114	S		Aero Observatory			Illinois	A private observatory.
115	N		Apple River			Illinois
115	NE		Blackhawk Observatory			Illinois	A private observatory.
115	NE		U-46 Planetarium			Illinois	Elgin School District Planetarium in Elgin.
116	NE		Caledonia			Illinois
116	NE		Marengo			Illinois
117	NE		OneDarkSky.com Observation Site #1			Illinois	A clearing off of Cobblers Crossing, in Elgin. Site of public star parties held by OneDarkSky.com.
117	NE		Tinley Park			Illinois	A town in Cook county.
117	NE		The Little Red School House			Illinois	A site used by the Chicago Astronomical Society. In Willow Springs.
117	SW		Gittins Observatory			Missouri	A private observatory in Clarksville.
118	E		Our Prairie Sky			Illinois	In Park Forest.
118	NE		Lombard			Illinois	Forecast also covers Glendale Hieghts, Elmhurst, Villa Park, Addison, and Glen Ellyn.
118	NE		Moraine Valley Community College Observatory			Illinois	observatory of Moraine Valley Community College.
119	E		Harvey Observatory			Illinois	A private observatory.
120	NE		Lake Katherine Nature Center			Illinois	Nature center in Palos Heights. Site of public observing sessions held by the Chicago Astronomical Society.
121	N		Big Cigar Astronomy			Illinois	Club near South Beloit
122	N		Dubuque			Iowa
122	N		Monroe			Wisconsin	A town in Green county.
123	E		Willow Slough Fish and Wildlife Area			Indiana	A wildlife managment area used by the South Side Astronomers.
123	NE		Prairie State College			Illinois	College in Chicago Heights.
123	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
124	NE		Crystal Lake			Illinois
124	NE		The Lone Wolf Observatory			Illinois	A private observatory near Oak Lawn
124	NE		Woodstock			Illinois
125	NE		Barrington Hills			Illinois	A town in Cook county. Site of International Year of Astronomy events.
125	SE		Danville			Illinois	A town in Vermilion county.
126	E		Astro Acres			Indiana	Future astronomy and telescope farm (or astronomy village). Near the town of Morocco,IN.
126	NW		Hilltop Homeschool Observatory			Iowa	A private observatory of a member of the Cedar Amateur Astronomers. Near Cedar Rapids.
126	S		Fieldon Hill Observatory			Illinois	A private observatory near Feldon.
127	NW		Williamsburg			Iowa
127	SE		Charleston			Illinois
128	NE		Northwest Suburban Astronomers			Illinois	The NSA is active in the area of Palatine/Hoffman Estates.
129	NE		Lake Zurich			Illinois
129	S		Chamberlain Observatory			Illinois	A private observatory in Brighton.
131	E		Thomas Conway Observatory			Indiana	Observatory of the Calumet Astronomical Society. Near Lowell in Lake county.
131	E		Lemon Lake County Park			Indiana	Site used by the Calumet Astronomical Society
131	N		West Point Observatory			Wisconsin	Observatory near Monticello.
132	NE		Chicago			Illinois	Home of the Chicago Astronomical Society.
132	SW		Whiteside			Missouri	A site used by the St. Louis Astronomical Society. Near Whiteside.
133	N		Grant River Recreation Area			Wisconsin	A recreation area near Potosi.
134	N		Janesville			Wisconsin
134	N		Meadowlark Ridge Observatory			Wisconsin	A private observatory somewhere around near New Glarus.
134	NE		Morton Grove			Illinois	Forcast also covers Glenview, Wilmette, Evanston, Skokie, Park Ridge, Niles, and Des Plaines.
134	S		Principia College Astronomical Observatory			Illinois	Observatory of Principia College. In Elsah.
135	N		Mark's place			Wisconsin	A private observing site.
135	S		Nick Drew Observatory			Illinois	A private observatory near Hamel.
136	N		Big M Observatory			Wisconsin	A private observatory near Platteville.
136	N		Yanna Research Station			Wisconsin	Observatory site of the Madison Astronomical Society. Near Attica.
136	NE		Lincolnshire			Illinois	Also covers Deerfield which is home of the Skokie Valley Astronomers .
136	NE		Yerkes Observatory			Wisconsin	Observatory in Williams Bay.
137	NE		Cricket Hill			Illinois	Part of Lincoln Park. At Montrose Harbor.
137	SE		Effingham			Illinois	A town in Effingham county.
138	NE		Smith Observing Site			Illinois	Near Round Lake Beach and about 15 miles west of Waukegan.
139	NE		Dearborn Observatory			Illinois	Observatory of Northwestern University.
139	NE		Glencoe			Illinois
139	SW		Cuivre River State Park			Missouri	State park near Bedford.
140	S		Edwardsville Observatory			Illinois	Near Edwardsville.
140	SW		Stoutsville			Missouri
141	N		Mineral Point			Wisconsin
141	NE		Eagle Observatory			Wisconsin	A private observatory near Eagle.
144	N		Wild Apple Observatory			Wisconsin	A private observatory in Dane County.
145	W		Antique Airfield-IA27			Iowa	An airfield in Ottumwa.
145	W		Barnes City			Iowa
147	N		Dodgeville			Wisconsin
148	N		UW-Whitewater Observatory			Wisconsin	Observatory of the University of Wisconsin, at Whitewater. In Whitewater.
148	NW		Bearbower Sand Prairie Area			Iowa	A Buchanan county park.
148	S		River Moss Observatory			Missouri	A private observatory near Saint Peters.
150	E		Buckeyestargazer Observatory			Indiana	A private observatory near Valparaiso.
150	NE		Richard Bong State Recreation Area			Wisconsin	Recreation Area near Burlington. Used by some members of the Racine Astronomical Society.
150	S		Arrow Heights Astroimaging Observatory			Missouri	A private observatory in Maryland Heights.
151	E		Jasper-Pulaski Fish and Wildlife Area			Indiana	Centered on an entrace road of the state wildlife area.
151	E		VU Observatory			Indiana	Observatory of Valparaiso University which holds public events.
152	W		Lake Sundown			Iowa	Near Unionvile.
153	W		Truman State University Observatory			Missouri	Obsevator of Truman State University. Near Kirksville.
154	E		Indiana Dunes State Park			Indiana	Site used by the Calumet Astronomical Society
154	S		Alma			Illinois	A town in Marion county.
154	S		Carlyle Lake			Illinois	A site on the south-east shore of Carlyle Lake. Near the town of Carlyle. Used by members of the St. Louis Astronomical Society and the River Bend Astronomy Club.
154	SW		Monswath observatory			Missouri	A private site near Warrenton.
155	E		Purdue University			Indiana	University in West Lafayette. Home of the Cumberland Observatory.
155	N		Pine Bluff Observatory			Wisconsin	Local research observatory of the University of Wisconsin-Madison. 15 miles from Madison.
155	S		St. Louis			Missouri	Home of the St. Louis Astronomical Society.
156	N		Madison			Wisconsin	Home of the Madison Astronomical Society.
156	S		Broemmelsiek Park Astronomy Area			Missouri	Public astronomy viewing area, with restrooms, provided by St. Charles County at Broemmelsiek Park with telescope pads and electricity.
156	SE		Taylor Dark Sky Site			Illinois	Near Yale.
158	SE		Shades State Park			Indiana	site of star parties held by the Wabash Valley Astronomical Society
159	NE		Kenosha			Wisconsin	Home of the Kenosha Astronomy Club.
159	SE		Terre Haute			Indiana	A town in Vigo county.
160	NE		Modine Benstead Observatory			Wisconsin	Observatory of the Racine Astronomical Society.
160	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.
160	NW		Wyalusing			Wisconsin	Home of the Starsplitters of Wyalusing.
160	SE		West Union			Illinois
161	N		Aztalan State Park			Wisconsin	State park near Aztalan.
161	S		Shiloh Station Road			Illinois
162	N		Suburban Lights Observatory			Wisconsin	A private observatory in Marshall.
162	NE		Texas Yard Canon Observatory			Wisconsin	A private observatory.
162	NW		W/P Observatory			Iowa	Near Grinnell.
162	S		Albert L. Ruppel Observatory			Missouri	Observatory near Ellisville.
162	SE		Oakley Observatory			Indiana	Observatory of the Rose-Hulman Institute of Technology. Near Terre Haute
163	E		Michigan City			Indiana	A town in La Porte county.
163	NW		Grant O. Gale Observatory			Iowa	Observatory of Grinnell College in Grinnell..
163	SW		Danville Conservation Area			Missouri	Conservation area used by members of the St. Louis Astronomical Society.
165	S		Mantese's Farm			Illinois	A private farm.
166	S		Murphy			Missouri
167	NE		Racine			Wisconsin	Home of the Racine Astronomical Society.
168	N		De Forest			Wisconsin
170	E		Tippecanoe River State Park			Indiana	State Park. Chart is centered on a field, used for observing, near the nature center.
170	NE		Franklin			Wisconsin	In Milwaukee county. Near a BYA affiliate starparty site.
171	E		Prairie Grass Observatory			Indiana	An observatory located in Camp Cullom near Mullberry. Also home of the Indiana Family Star Party.
171	SW		Riverfront Park			Missouri	Park in Hermann.
172	SW		Big Blue Observatory			Missouri	An observatory of the Eastern Missouri Dark sky Observers (EMDSO).
172	SW		Colter/Menke Observatory			Missouri	A private observatory in Etlah, between Berger and New Haven.
173	S		Catawissa			Missouri	Home of the Shaw Nature Reserve
174	NE		Harken Observatory			Wisconsin	Observatory of the Pewaukee Public Library.
174	NW		Dean Memorial Observatory			Iowa	Observatory of the Amateur Astronomers of Cental Iowa. Located at Green Castle Recreation Area in Marshall County.
175	N		Richland Center			Wisconsin
177	SE		Greencastle			Indiana	Home of McKim Observatory of DePauw University.
178	S		Cedar Hill Park			Missouri	Park in Cedar Hill.
178	SW		Fulton			Missouri
179	NW		Cedar Falls			Iowa	Home of the University of Northern Iowa.
180	E		McCloud Nature Park			Indiana	A park and site of public observing held by the Indiana Astronomical Society.
180	N		Mount Sterling			Wisconsin
180	S		Washington County State Recreational Area			Illinois	Recreation area.

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