Clear Sky Chart

Charts within 180mi of the SWAOG Dark Site clear sky chart

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Prov/StateComments/Links
0 SWAOG Dark Site
 
Illinois   A site of the South West Astronomy Observers Group in Yorkville.
7SE NAA Caton
 
Illinois   A site of the Naperville Astronomical Association. A few miles from Newark, but 25 miles southwest of Naperville.
12S NAA Minooka
 
Illinois   An observing site of the Naperville Astronomical Association.
14SW Serena
 
Illinois   A town in La Salle county.
15E Megamark Observatory
 
Illinois   A private observatory.
17NE Peck Farm Park
 
Illinois   Public viewing site for the Fox Valley Astronomical Society. In Geneva.
18NE TASS H (Droege) Observatory
 
Illinois   An observatory of the Amateur Sky Survey project. Near Batavia.
18NE White Eagle Observatory
 
Illinois   A private observatory near Naperville.
20E NAA Observatory
 
Illinois   An observatory of the Naperville Astronomical Association. Near Naperville.
21NE 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.
22N Lily Lake Observatory
 
Illinois   A private observatory near the town of Lilly Lake.
23NW De Kalb
 
Illinois   Home of the Davis Hall Observatory at Northern Illinois University.
25E Lockport
 
Illinois   A town in Will county.
27NE SWAOG Light Site
 
Illinois   A public observing site of the South West Astronomy Observers Group. In Wheaton.
31NE U-46 Planetarium
 
Illinois   Elgin School District Planetarium in Elgin.
32NE Lombard
 
Illinois   Forecast also covers Glendale Hieghts, Elmhurst, Villa Park, Addison, and Glen Ellyn.
32SW 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.
33NE OneDarkSky.com Observation Site #1
 
Illinois   A clearing off of Cobblers Crossing, in Elgin. Site of public star parties held by OneDarkSky.com.
33S NAA Ransom
 
Illinois   An observing site of the Naperville Astronomical Association. Near Ransom.
33SE Braidwood Dark Sky Site
 
Illinois   Near Gardner.
35E The Little Red School House
 
Illinois   A site used by the Chicago Astronomical Society. In Willow Springs.
36E Moraine Valley Community College Observatory
 
Illinois   observatory of Moraine Valley Community College.
36NW Kirkland
 
Illinois  
38E Lake Katherine Nature Center
 
Illinois   Nature center in Palos Heights. Site of public observing sessions held by the Chicago Astronomical Society.
38SW Streator
 
Illinois  
39E Tinley Park
 
Illinois   A town in Cook county.
40N Claustonberry Observatory
 
Illinois   A private observatory near Marengo.
40SE Prairie Skies Star Party
 
Illinois   Star party held at Camp Shaw-Waw-Nas-See.
41NE Barrington Hills
 
Illinois   A town in Cook county. Site of International Year of Astronomy events.
42NE Northwest Suburban Astronomers
 
Illinois   The NSA is active in the area of Palatine/Hoffman Estates.
43E The Lone Wolf Observatory
 
Illinois   A private observatory near Oak Lawn
43N Marengo
 
Illinois  
44N Crystal Lake
 
Illinois  
44SE Peotone
 
Illinois  
45E Our Prairie Sky
 
Illinois   In Park Forest.
45NE Lake Zurich
 
Illinois  
45SE Mount Jennings Observatory
 
Illinois   A private observatory somewhere around Manteno.
47E Prairie State College
 
Illinois   College in Chicago Heights.
48E Chicago
 
Illinois   Home of the Chicago Astronomical Society.
48N Woodstock
 
Illinois  
48NE Morton Grove
 
Illinois   Forcast also covers Glenview, Wilmette, Evanston, Skokie, Park Ridge, Niles, and Des Plaines.
49SE Bradley
 
Illinois   Home of the Kankakee Area StarGazers.
50NW J. Weiskopf Observatory
 
Illinois   Observatory with free public observing in Byron Forest Preserve District.
50W Green River State Wildlife Area
 
Illinois   Link.
51N Blackhawk Observatory
 
Illinois   A private observatory.
51NE Lincolnshire
 
Illinois   Also covers Deerfield which is home of the Skokie Valley Astronomers .
51SE Stelle
 
Illinois   A community in Rogers Township, IL
52NE Cricket Hill
 
Illinois   Part of Lincoln Park. At Montrose Harbor.
53NE Dearborn Observatory
 
Illinois   Observatory of Northwestern University.
53NE Glencoe
 
Illinois  
53NW Rockford
 
Illinois   Home of the Rockford Amateur Astronomers.
54N Caledonia
 
Illinois  
54SW Lone Wolf Observatory
 
Illinois   A private observatory near Varna.
55SW Lake Thunderbird
 
Illinois   A lake near Putnam.
56NE Smith Observing Site
 
Illinois   Near Round Lake Beach and about 15 miles west of Waukegan.
58NW Astro-Physics
 
Illinois   Observing site of telescope maker Astro-Physics Inc.
61E Lemon Lake County Park
 
Indiana   Site used by the Calumet Astronomical Society
61W Sterling
 
Illinois  
62W Hennepin Canal Parkway State Park
 
Illinois   State park used by some members of the Naperville Astronomical Association.
64N Eagle Observatory
 
Wisconsin   A private observatory near Eagle.
65E Thomas Conway Observatory
 
Indiana   Observatory of the Calumet Astronomical Society. Near Lowell in Lake county.
65N Yerkes Observatory
 
Wisconsin   Observatory in Williams Bay.
65NW Big Cigar Astronomy
 
Illinois   Club near South Beloit
65NW Velveeta Valley Observatory
 
Illinois   Aka VVO, a private observatory in Pecatonica.
69NW Hawkeye Observatory
 
Illinois   A private observatory.
69SE Willow Slough Fish and Wildlife Area
 
Indiana   A wildlife managment area used by the South Side Astronomers.
72N Richard Bong State Recreation Area
 
Wisconsin   Recreation Area near Burlington. Used by some members of the Racine Astronomical Society.
74NW Doug Firebaugh Observatory
 
Illinois   A public observatory in Freeport, Illinois, partly funded by the Planetary Studies Foundation.
76E Indiana Dunes State Park
 
Indiana   Site used by the Calumet Astronomical Society
76NE Kenosha
 
Wisconsin   Home of the Kenosha Astronomy Club.
77N Janesville
 
Wisconsin  
78SE Astro Acres
 
Indiana   Future astronomy and telescope farm (or astronomy village). Near the town of Morocco,IN.
79E VU Observatory
 
Indiana   Observatory of Valparaiso University which holds public events.
80E Buckeyestargazer Observatory
 
Indiana   A private observatory near Valparaiso.
80N Modine Benstead Observatory
 
Wisconsin   Observatory of the Racine Astronomical Society.
83S Bloomington
 
Illinois   A town in McLean county.
84N UW-Whitewater Observatory
 
Wisconsin   Observatory of the University of Wisconsin, at Whitewater. In Whitewater.
85E Michigan City
 
Indiana   A town in La Porte county.
85NE Racine
 
Wisconsin   Home of the Racine Astronomical Society.
85SW Peoria
 
Illinois   Home of the Peoria Astronomical Society and the NorthMoor Observatory.
85W Rutenbeck Observatory
 
Iowa   Just west of Clinton.
86SW The Decker-Grebner-Van Zandt Observatory
 
Illinois   Observatory maintained by the Peoria Astronomical Society. In Jubliee College State Park.
88NW Monroe
 
Wisconsin   A town in Green county.
89E Jasper-Pulaski Fish and Wildlife Area
 
Indiana   Centered on an entrace road of the state wildlife area.
89N Texas Yard Canon Observatory
 
Wisconsin   A private observatory.
91N Franklin
 
Wisconsin   In Milwaukee county. Near a BYA affiliate starparty site.
91S Middle Fork River Forest Preserve
 
Illinois   Forest reserve and International Dark Sky Park near Penfield. Used by the Champaign Urbana Astronomical Society.
92NW Massbach Ridge
 
Illinois  
93NW Yanna Research Station
 
Wisconsin   Observatory site of the Madison Astronomical Society. Near Attica.
93W Sunny Knoll Observatory
 
Illinois   A private observatory in Port Byron.
94S Sugar Grove Observatory
 
Illinois   An observatory of the Twin City Amateur Astronomers. In the Sugar Grove Nature Center.
96W PACMO
 
Illinois   An observing site of the Popular Astronomy Club.
98SE Harvey Observatory
 
Illinois   A private observatory.
99NW Meadowlark Ridge Observatory
 
Wisconsin   A private observatory somewhere around near New Glarus.
99NW West Point Observatory
 
Wisconsin   Observatory near Monticello.
101N Aztalan State Park
 
Wisconsin   State park near Aztalan.
101N Harken Observatory
 
Wisconsin   Observatory of the Pewaukee Public Library.
101NW Apple River
 
Illinois  
102E Warren Dunes State Park
 
Michigan   State park new Sawyer.
103N Milwaukee
 
Wisconsin   Home of the Milwaukee Astronomical Societyand Wehr Astronomical Society.
104E Bridgman
 
Michigan  
105E New Carlisle
 
Indiana  
106SW Knox College Observatory
 
Illinois   Observatory at Knox College.
107NW Mark's place
 
Wisconsin   A private observing site.
107W Viking Observatory
 
Illinois   A private observatory Near Galesburg.
108E Tippecanoe River State Park
 
Indiana   State Park. Chart is centered on a field, used for observing, near the nature center.
109NW Madison
 
Wisconsin   Home of the Madison Astronomical Society.
111NW Galena
 
Illinois  
111NW Wild Apple Observatory
 
Wisconsin   A private observatory in Dane County.
111S Champaign/Urbana Astronomical Society Observatory
 
Illinois   An observatory of the CUAS.
111S Decatur Area Astronomy Club
 
Illinois   An observing site of the Decatur Area Astronomy Club at Friends Creek County Park. 20 miles NE of Decatur.
111W Timber City Productions Lookout
 
Iowa   A private observing site.
112N Richfield Observatory
 
Wisconsin   A private observatory near Menomonee Falls.
112N Suburban Lights Observatory
 
Wisconsin   A private observatory in Marshall.
113E Benton Harbor
 
Michigan   A atown in Berrien county.
113E Oronoko Observatory
 
Michigan   Near Berrien Springs.
114E Kingman Observatory
 
Michigan   Observatory of Andrews University. In Berrien Springs.
114SE Danville
 
Illinois   A town in Vermilion county.
116N Mequon Rotary Park
 
Wisconsin   Park used by the Northern Cross Science Foundation. In Mequon.
116NW Pine Bluff Observatory
 
Wisconsin   Local research observatory of the University of Wisconsin-Madison. 15 miles from Madison.
116W Dixon
 
Iowa   Close to Menke and Jens-Wendt Observatories
118N TWASC Eggshatch Observatorium
 
Wisconsin   A private observatory of the Hartford Area Astronomy Club, which is part of The Wisconsin Astronomical Society Corporation.
118SE Purdue University
 
Indiana   University in West Lafayette. Home of the Cumberland Observatory.
119E Jordan Hall Observatory
 
Indiana   Observatory, of the University of Notre Dame, at the Jordan Hall of Science. In South Bend.
119N De Forest
 
Wisconsin  
119N Jackson (WI)
 
Wisconsin   A town in Washington county.
120NW Mineral Point
 
Wisconsin  
120SW Adolphson Observatory
 
Illinois   Observatory of Monmouth College in Monmouth.
122E Damer Observing Site
 
Indiana   A private observing site.
122W The Stellar Shed
 
Illinois   A private observatory near Aledo.
123NW Dodgeville
 
Wisconsin  
123SW Stardust Observatory
 
Illinois   A private observatory.
124E Bremen
 
Indiana   A town in Marshall county. Home of BHS Astronomy of Bremen High School.
124NW Big M Observatory
 
Wisconsin   A private observatory near Platteville.
125NW Dubuque
 
Iowa  
126E PHM Planetarium
 
Indiana   Aka Penn-Harris-Madison (PHM) Planetarium, in Mishawaka.
126N Myra
 
Wisconsin   Used by some members of the Northern Cross Science Foundation.
126S Decatur(IL)
 
Illinois   Home of Requarth Observatory of Millikin University. Requarth Observatory is host of public observing nights.
127N Beaver Dam
 
Wisconsin  
127NE South Haven Pier
 
Michigan  
129E Potawatomi Wildlife Park
 
Indiana   A dark-sky preserve. Dark-sky site of the Warsaw Astronomical Society. Near Tippecanoe.
129SE Logansport
 
Indiana  
130W Muscatine
 
Iowa  
131E Birch Rd. Observatory
 
Indiana   A private observatory.
131NW Grant River Recreation Area
 
Wisconsin   A recreation area near Potosi.
134N Harrington Beach State Park
 
Wisconsin   A site used by the Northern Cross Science Foundation.
135SE Prairie Grass Observatory
 
Indiana   An observatory located in Camp Cullom near Mullberry. Also home of the Indiana Family Star Party.
136NE Astro Hut
 
Michigan   A private observatory near Holland.
136NE Vivekananda Monastery
 
Michigan   A site used by the Shoreline Amateur Astronomical Association in Ganges.
136S 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
137SW Macomb
 
Illinois  
138N Kettle Moraine North
 
Wisconsin   Northern Unit of Kettle Morain State Forest. Used by members of the Northern Cross Science Foundation.
138SW Site "M"
 
Illinois   A site of the Sangamon Astronomical Society.Near Ashland.
140E Goshen College
 
Indiana   College in Goshen, IN.
140E Dr. T. K. Lawless Park
 
Michigan   Park and site of the Michiana Star Party held by the Michiana Astronomical Society. Near Vandalia.
140N Portage
 
Wisconsin  
140SE Shades State Park
 
Indiana   site of star parties held by the Wabash Valley Astronomical Society
141S Sullivan Observatory
 
Illinois   A private observatory in Sullivan.
141SW Lanphier Observatory
 
Illinois   An observatory of the Sangamon Astronomical Society. Near Pleasant Plains.
142SW Bojarzin Observatory
 
Illinois   Near Springfield.
146E Yarger Observatory
 
Michigan   Observatory and site of Astrocamp at YMCA Camp Eberhart in Three Rivers.
146W John H. Witte Observatory
 
Iowa   Observatory of the Southeast Iowa Astronomy Club.
148E Camp Crosley/WAS Observatory
 
Indiana   A observatory of the Warsaw Astronomical Society(WAS). Located at Camp Crosley.
148N Fond du Lac
 
Wisconsin  
148SE IU Kokomo Observatory
 
Indiana   Observatory of Indiana University Kokomo. Also used by some members of the Kokomo Astronomy Club.
148SW Chatham
 
Illinois  
149N Plymouth
 
Wisconsin   Home of the Plymouth Stargazers.
149S Charleston
 
Illinois  
149S Wolf Creek State Park
 
Illinois   State park and site of public star parties held by the Sandusky Valley Amateur Astronomy Club (SVAAC).
151E Morris Observatory
 
Indiana   Observatory of Manchester College. In North Manchester.
151NE Hemlock Crossings Park
 
Michigan   A park used by the Shoreline Amateur Astronomical Association (SAAA).
151NW Richland Center
 
Wisconsin  
151NW Reedsburg
 
Wisconsin  
153E Shipshewana
 
Indiana  
153N Land-o-Clouds Observatory
 
Wisconsin   A private observatory near Fond du Lac.
153SE ARGUS Dark Sky Site
 
Indiana   A site of the Wabash County Astronomical Society(WCAS).
154N Ellwood H. May Environmental Park
 
Wisconsin   Aka Maywood, site of the Sheboygan Astronomical Society's public observing sessions.
154NE Grand Haven
 
Michigan  
154SW Wever
 
Iowa  
154W Iowa City
 
Iowa  
154W Palisades-Dows Observatory
 
Iowa   An observatory of the Cedar Amateur Astronomers. Between Cedar Rapids and Iowa City.
155N Oxbow Trail Observatory
 
Wisconsin   A private observatory near Princeton.
156E Sycamore Stars Observatory
 
Michigan   A privately owned observatory dedicated to public remote use. Near Otsego.
156SW Weinberg-King State Park
 
Illinois   State park near Augusta.
157E Portage (MI)
 
Michigan  
157E Stillwaters Observatory
 
Indiana   A private observatory near Columbia City.
157S PICO
 
Illinois   A private observatory near Pana.
158E Kalamazoo
 
Michigan   Home of the Kalamazoo Astronomical Society and Owl Observatory.
158SE McCloud Nature Park
 
Indiana   A park and site of public observing held by the Indiana Astronomical Society.
158W Riverside
 
Iowa  
161NE Allendale
 
Michigan   In Ottawa county. Home of Grand Valley State University.
161NE Muskegon
 
Michigan   A town in Muskegon county.
161NW Wyalusing
 
Wisconsin   Home of the Starsplitters of Wyalusing.
161S Terre Haute
 
Indiana   A town in Vigo county.
161W Iowa SkyNet Observatory
 
Iowa   A private observatory near Washington, IA.
162SE Oakley Observatory
 
Indiana   Observatory of the Rose-Hulman Institute of Technology. Near Terre Haute
163SE Greencastle
 
Indiana   Home of McKim Observatory of DePauw University.
165E Neuenschwander Observatory
 
Michigan   A private observatory.
165NE Hawk's Hollow Observatory
 
Michigan   A private obsrevatory in Jenison.
165NW Dryden Observatory
 
Wisconsin   A private observatory.
165W Hilltop Homeschool Observatory
 
Iowa   A private observatory of a member of the Cedar Amateur Astronomers. Near Cedar Rapids.
166E Huntington
 
Indiana  
166N Oshkosh
 
Wisconsin  
166N Pigeon Lake Observatory
 
Wisconsin   A private observatory.
167SE Marion
 
Indiana  
169N Auroraville
 
Wisconsin  
169NW Mount Sterling
 
Wisconsin  
170SE Carmel
 
Indiana  
170SE Teter Retreat and Organic Farm
 
Indiana   link
171NE Muskegon Astronomical Society
 
Michigan   Observatory of the MAS
171SW Winchester
 
Illinois  
172NE Little Point Sable
 
Michigan  
172NW Kickapoo Valley Reserve Visitor Center
 
Wisconsin   Nature reserve and site of star parties by the La Crosse Area Astronomical Society.
173NE Grand Rapids
 
Michigan   in Kent county
173S Effingham
 
Illinois   A town in Effingham county.
173S West Union
 
Illinois  
175N High Cliff State Park
 
Wisconsin   State park used by members of the ad hoc astronomy group at Plexus Corp.
175SE Center Valley Observatory
 
Indiana   A private observatory somewhere around Clayton.
176N Manitowoc
 
Wisconsin   A town in Manitowoc county.
176NW Wildcat Mountain State Park
 
Wisconsin   State park near the town of Ontario, WI.
176SE Fishers
 
Indiana  
177S Taylor Dark Sky Site
 
Illinois   Near Yale.
178SE Taylor University Observatory
 
Indiana   Observatory of Taylor University in Upland.
179E Battle Creek
 
Michigan   A town in Calhoun county.
179SE Hale Hill Observatory
 
Indiana   A private observatory in the Owen-Putnam State Forest near Spencer. Used by some members of the Indiana Astronomical Society.
179SE Indianapolis
 
Indiana   Home of the Indiana Astronomical Society and Holcomb Observatory and Planetarium of Butler University.
179W Williamsburg
 
Iowa  
180E Fort Wayne
 
Indiana   Home of the Fort Wayne Astronomical Society.
180W Bearbower Sand Prairie Area
 
Iowa   A Buchanan county park.


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