Clear Sky Chart
Charts within 180mi of the Challis Astronomical Observatory clear sky chart
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Challis Astronomical Observatory
Idaho
Obsevatory partnered with
Boise State University
,
Challis School District #181
and others.
22
NE
Royal Gorge Resort
Idaho
An rv park, campground and
resort
on the Salmon river.
36
SW
Stanley
Idaho
In the
Sawtooth National Recreation Area
.
47
SW
Grandjean
Idaho
52
NE
Salmon
Idaho
A town in Lemhi county,
56
S
Ketchum
Idaho
Home to the
Environmental Resource Center
which hosts star parties.
66
E
Nicholia
Idaho
74
E
Blue Dome
Idaho
79
SE
Arco
Idaho
83
S
Fairfield
Idaho
83
SE
Craters Of The Moon National Monument
Idaho
Site
of the
Craters of the Moon Star Party
84
W
Cascade
Idaho
85
W
Weilmunster Park
Idaho
Park in Crouch, ID.
87
W
Donnelly
Idaho
87
W
Smithsferry Observatory
Idaho
A private
observatory
.
88
SW
Idaho City
Idaho
88
W
Tripod Reservoir
Idaho
Reservoir with
campground
.
91
W
McCall
Idaho
Forecast also covers
Ponderosa State Park
.
93
W
Banks
Idaho
111
SW
Boise
Idaho
Home of the
Boise Astronomical Society
.
111
W
SRAF
Idaho
Stellar Radiation Acquisition Facility is a private observatory in Emmett, ID.
114
SE
Twentymile Rock
Idaho
A parking lot of a scenic lookout, located along highway 20, used as a dark sky site by Cub Scout Pack 313 from Idaho Falls.
115
SW
Eagle
Idaho
In Ada county.
115
W
Cambridge
Idaho
117
SW
Goat Shed Observatory
Idaho
A private observatory.
121
N
Hamilton
Montana
In Ravalli County.
122
NW
Heaven's Gate
Idaho
A
trailhead and viewpoint
. Used by the
Palouse Astronomical Society
.
123
S
Oregon Trail Overlook
Idaho
Overlook and parking lot in
Hagerman Fossil Beds National Monument
.
124
SW
Brown Observing Site
Idaho
A private observing site near Kuna.
126
SW
Middleton
Idaho
128
S
Red Hill Observatory
Idaho
A private observatory near Minidoka.
129
SE
Burkman Observatory
Idaho
A private observatory near Blackfoot.
129
SW
Bruneau Dunes Observatory
Idaho
Observatory
located in
Bruneau Dunes State Park
. Home of the
Idaho Star Party
.
131
W
Weiser Memorial Park
Idaho
City
park
in Weiser.
132
S
Centennial Observatory
Idaho
A public
observatory
at the
Herrett Center for Arts & Science
of the
College of Southern Idaho
. In Twin Falls.
132
W
Payette
Idaho
133
SE
Ucon
Idaho
A town in Bonneville County.
133
SW
Dedication Point
Idaho
Interpretive trail and overlook
used by the
Boise Astronomical Society
.
134
E
Rexburg
Idaho
134
E
Rexburg Nature Park
Idaho
City
park
in Rexburg.
134
S
Twin Falls
Idaho
134
W
Ontario(OR)
Oregon
135
SE
Idaho Falls
Idaho
Home of the
Idaho Falls Astronomical Society
.
136
NE
Butte
Montana
138
S
Burley/Heyburn
Idaho
138
SE
Ammon
Idaho
140
SE
Eagle Rock Observatory
Idaho
A private
observatory
near Idaho Falls.
140
SW
Marsing
Idaho
Home of
Chicken Dinner Road Observatory
.
144
E
Red Rock RV Park
Idaho
An
rv park
near Henrys Lake.
146
SW
Reynold's Creek
Idaho
A casual spot on a local road used by some members of the
Boise Astronomical Society
.
147
SE
Pocatello
Idaho
A town in Bannock county.
148
N
Lolo Pass Visitor Center
Idaho
Visitor Center
on the Idaho-Montana border in the
Nez Perce-Clearwater National Forests
.
148
W
Vale
Oregon
A town in Malheur county.
153
NW
Joseph
Oregon
154
E
Taylor Fork
Montana
An isolated spot near Sage Peak. In
Gallatin National Forest
.
156
E
Big Sky Observatory
Montana
A private observatory. In Big Sky, Montana.
158
W
Brogan
Oregon
161
SE
Phillips Observatory
Idaho
A private
observatory
near Inkom.
165
N
Missoula
Montana
Home of the
Western Montana Astronomical Association
.
169
E
Driggs
Idaho
171
S
City of Rocks National Reserve
Idaho
National Reserve
and park.
173
E
Upper Geyser Basin
Wyoming
Home of
Old Faithful Geyser
in
Yellowstone National Park
173
W
Baker City
Oregon
Home of the
Oregon Trail Interpretive Center
.
174
SE
Lava Springs Star Party
Idaho
Star party
of the
Idaho Falls Astronomical Society
. Held at the Lava Hot Springs Airpark. Visitors are asked to remain on the road and not enter the runway at any time.
180
W
Union
Oregon
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