Clear Sky Chart

Or show these results: on a map

Distance Mi	Bear -ing	S p o n s o r e d?	Chart	Preview color key	Light Pollution	Prov/State	Comments/Links
0			Foxboro Park			California	City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
2	SE		Hercules Stargazers Alternate Site			California	An observing site of the Hercules Stargazers in Hanna Ranch Park.
8	N		Vallejo Observatory			California	A private observatory site close to Vallejo.
9	S		Lawrence Hall of Science			California	A public and school science center of the University of California at Berkeley.
9	SW		Point Richmond			California
11	E		Diablo Valley College			California	College near Concord.
14	S		Chabot Space and Science Center			California	A science center home to the Eastbay Astronomical Society. In Oakland.
14	SE		CBA Concord Observatory			California	A private Observatory. Part of the Center for Backyard Astrophysics.
15	S		Oakland			California
15	SE		Saint Mary's College Observatory			California	AKA Geissberger Observatory. Observatory of Saint Mary's College.
15	NW		North Point Observatory			California	A private observatory.
15	W		San Rafael			California	A site used by the used by the Marin Observers.
17	E		Concord Observatory			California	A private observatory in Concord.
19	SW		San Francisco			California	Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
20	N		Napa			California
20	SW		Morrison Planetarium			California	Planetarium at the California Academy of Sciences. In San Francisco.
21	SE		Mount Diablo			California	Home of the Mt. Diablo Astronomical Society.
21	W		Mount Tamalpais State Park			California	Centered on Rock Springs parking area, of Mount Tamalpais State Park, a site used by the San Francisco Amateur Astronomers. Also site of astronomy programs organized by the Mt. Tamalpais Interpretive Association (MTIA).
22	NW		Sonoma			California
23	SE		Barking Spider Observatory			California	A private observatory near Castro Valley.
23	SW		San Francisco State University Observatory			California	Observatory of SFSU at Thornton Hall.
24	SE		Castro Valley			California
24	SE		DarkSights Observatory			California	A private observatory.
25	E		DVHS Espace Academy			California	ESpace Academy, part of Deer Valley High School In Antioch.
25	SE		San Ramon			California	Site of outreach events held by the Eastbay Astronomical Society.
27	N		Blue Ridge			California	The general area of Blue Ridge, in the Vaca Mountains.
28	NE		Vacaville			California
30	SW		Pacifica			California
31	E		Brentwood			California	Forecast also covers Byran and Oakley.
31	NW		Sonoma State University Observatory			California	observatory in Sonoma State University. Near Rohnert Park and Cotati
31	S		San Mateo			California
32	E		Rio Vista			California	A town in Solano county.
32	NW		Robert Ferguson Observatory			California	Observatory in Sugar Loaf Ridge State Park near Kenwood.
33	S		CSM Observatory			California	Observatory of the astronomy department of College of San Mateo.
35	S		Ewell Observatory			California
35	SE		Fremont			California	The town in Alameda country.
35	SE		Livermore			California	Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
36	W		Marshall			California	A town in Marin county by Tomales Bay.
38	NW		Santa Rosa			California
38	S		Half Moon Bay			California
38	W		Drakes Bay visitors center			California	Officially the Kenneth C. Patrick Vistor Center. Site of astronomy classes at the Point Reyes National Seashore national park.
39	S		Menlo Park			California
39	S		Menlo School			California	A school with an astronomy club. In Atherton
40	N		Angwin			California
41	NW		SPARQ Observatory			California	Observatory of SPARQ at Piner High School. In Santa Rosa.
41	S		Stanford			California	Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
42	S		Stanford Faculty Observatory			California	A private observatory of a faculty member of Stanford University.
42	SE		Del Valle			California	Site details.
44	S		Mountain View			California
45	NW		Hume Observatory			California	Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
45	S		Vista Hill			California	A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
46	NE		Davis			California	A town in Yolo county.
46	NW		Occidental Observatory			California	Near Occidental.
46	S		Foothill Observatory			California	Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
47	NW		Forestville			California	A town in Sonoma county.
48	N		Putah Creek Observatory			California	Future site of a private observatory in Pope Valley.
48	S		Greenhawk Observatory			California	A private observatory.
48	S		Montebello			California	Montebello Open Space Preserve is a site used by TAC
49	N		Esparto			California	Site used by the Davis Astronomers.
49	S		Cupertino			California
50	NW		The Bishop's Ranch			California	Retreat and conference center.
50	SE		Tracy Airport			California
51	SE		San Jose			California	Home of the San Jose Astronomical Association.
53	E		Stockton			California	Home of the Stockton Astronomical Society.
53	S		Pescadero			California
53	S		Saratoga			California
54	E		Lodi			California
55	NE		Elk Grove			California	Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
56	S		Ross Creek Observatory			California	A private observatory in San Jose.
56	SE		Telescope Row			California	A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
57	NE		Sacramento			California	Home of the Sacrameto Valley Astronomical Association.
57	S		Oak Ridge Observatory			California	Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
58	SE		Mount Hamilton			California	Home of the Lick Observatory.
59	NW		Vista Trail			California	Trail and overlook in Sonoma County.
60	NE		Wilton			California
60	SE		Hidden Hill Observatory			California	Observatory of the Tri-Valley Stargazers
61	N		Ghost Pine Observatory			California	A private observatory in the Upper Capay Valley.
62	SE		Santa Teresa Spring			California
63	S		Summit View Observatory			California	A private observatory in the Santa Cruz Mountains.
64	S		Holmes Observatory			California	A private observatory near Lompico.
65	NW		Lake Sonoma			California	A site used by TAC
66	S		Bonny Doon Airfield			California	A site used by the Santa Cruz Astronomy Club.
66	SE		Rancho Cañada del Oro			California	An Open Space Preserve of the Santa Clara County Open Space Authority. Used by the San Jose Astronomical Association for public outreach.
69	SE		Henry Coe State Park			California	A site used by SJAA and TAC
69	SE		Morgan Hill			California
70	S		Davenport Beach			California	A beach in Davenport.
71	NE		Rancho Cordova			California	A private site of the Sacramento Valley Active Astronomers Research Group.
71	S		Baskin Engineering Observatory			California	An observatory of the University of California, Santa Cruz.
72	N		Clear Lake			California	Covers the Clear Lake area inclunding Boggs Mountain State Forest.
73	NW		Taylor Observatory			California	A community Observatory in Kelseyville.
73	S		Cabrillo College Observatory			California	Observatory of Cabrillo College.
73	S		Hidden Valley Observatory			California	A private observatory near Soquel.
73	S		Santa Cruz			California	Home of the Santa Cruz Astronomy Club.
73	SE		Coyote Lake			California	A county park used by members of the SJAA and TAC.Near Gilroy.
74	E		Green Acres Observatory			California	A private observatory.
74	E		Modesto			California	Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
74	N		Tisdale Boat Launch			California	A public boat launch, though there is a fee.
78	E		Pardee Reservoir Recreation Area			California	Recreation area used as an observing site by the Stockton Astronomical Society.
78	NE		Sierra Skies Observatory			California	A private observatory.
79	NE		Folsom Lake State Recration Area			California	State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
79	NE		Waltz Road			California	A a spot along Waltz road. Near Wheatland.
80	SE		Dowdy Ranch Visitor Center			California	South-eastern visitors center of Henry Coe State Park.
80	SE		Newman Vista Point			California	A lookout on Interstate 5.
81	NW		Galbreath Wildlands Preserve			California	Wildlife preserve of Sonoma State University.
81	NW		Sea Ranch			California	A private ranch near Gualala.
83	E		Telegraph City			California	A site used by some members of the Stockton Astronomical Society.
83	NE		Penryn			California
83	NE		Yuba City Astronomical Observatory			California	A private observatory in Yuba City.
84	NE		Buena Vista Observatory			California	A private observatory.
85	SE		Turlock			California	A town in Stanislaus county.
86	NW		Gualala			California
87	SE		Pacheco State Park			California	A state park used as a dark sky site.
88	NE		Auburn			California	Forecast also covers the Auburn State Recreation Area
89	NW		Powerpoint Lookout			California	A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.)
89	SE		Dinosaur Point			California	A site used by SJAA and TAC
90	NE		Cameron Park Rotary Club Community Observatory			California	A community observatory built and operated by the Rotary Club of Cameron Park, the El Dorado County Office of Education, and Folsom Lake College. In El Dorado County.
93	E		Fiddletown			California	A site about 6 miles east of Fiddletown proper.
94	E		AngelKillarney s City			California	AKA Angels Camp. A town in Calaveras county.
95	NW		Lookout Ranch			California	A private ranch.
96	SE		Fremont Peak			California	A site used by SJAA and TAC. Home of the Fremont Peak Observatory. In Fremont Peak State Park.
97	S		MIRA Weaver Student Observatory			California	Public observatory of the Monterey Institute for Research in Astronomy.
98	NW		Rubicon Observatory			California	A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino.
99	S		Maple's Observatory			California	A private observatory somewhere around Salinas.
100	NE		Penn Valley			California
100	S		Cypress Point Club			California	A golf course.
101	E		Keeton Observing Site			California	A private observing site also used by some members of the Sacramento Valley Astronomical Society
101	NE		Rock Hill Observatory			California	A private observatory in Grass Valley.
101	NE		Rancho Del Sol Observatory			California	A private observatory near Camino.
101	S		La Mesa Urban Observatory			California	A private observatory in Monterey.
102	E		Heaven's Plateau			California	Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.
103	S		Carmel			California
104	NE		Foresthill			California
105	E		Arnold Observatory			California	A private observatory.
105	E		Don Pedro Reservoir			California	Centered on a public scenic outlook at the north end of lake and recreation area.
107	NE		NCC Robotic Observatory			California	Observatory of Sierra College in Grass Valley.
108	NE		James Clerk Maxwell Observatory			California	A private observatory near Nevada City.
109	NE		Nevada City			California
109	SE		Merced			California
110	N		BREIT IDEAS Observatory			California	A private observatory.
110	N		Feather River Observatory			California	A private observatory in Oroville.
114	NE		Ice House Observation Plateau			California
114	S		Tularcitos Observatory			California	A site used by the Mira Observers Group
115	E		Greeley Hill Observatory			California	A private observatory near Coulterville.
115	E		High Sierra Park			California	In the Stanislaus National Forest near Mi-Wuk Village.
115	E		Peddler Hill			California	A site used by the Stockton Astronomical Society.
116	NW		Chamberlain Creek Rest Stop			California	A public rest-stop on Highway 20.
118	SE		D.A.R.C. Observatory			California	A private observatory near Mercy Hot Springs.
118	SE		Panoche Pass			California
120	E		Plettstone			California	Home of the Dale Jay Steed Observatory, a private observatory. A site used by members of TAC and the SJAA. Near Mariposa.
120	E		Shot Rock			California	A spot along the Carson Pass Highway.
120	NE		Blue Canyon			California	Airport site used by the Sacramento Valley Astronomical Society.
122	N		Big Bird Observatory			California	A private observatory near Paradise.
122	NW		Mendocino			California
122	SE		Pinnacles Campground			California	Campground at the east entrance of Pinnacles National Park.
124	E		Bear Valley			California	A town in Alpine county. Forecast also covers Tamarack and Lake Alpine.
124	N		Buckhorn Recreation Area			California	Recreation area and campground on Black Butte Lake. Home of the Black Butte Lake Star Party.
124	N		Meadow View Observatory			California	A private observatory.
124	S		MIRA Chews Ridge Observatory			California	Observatory of the Monterey Institute for Research in Astronomy.
125	N		Chico Community Observatory			California	A community observatory in Upper Bidwell Park.
125	N		Paradise			California
125	S		Pfeiffer Big Sur State Park			California	State park in Big Sur.
129	E		Donnell Vista			California	A recreation area in the Stanislaus National Forest.
131	NW		Starry Kingdom Observatory			California	A private observatory in Laytonville.
132	E		Mariposa Fairgrounds			California	Fairgrounds in Mariposa county.
134	NE		Lightholder Optics Observatory			California	Observatory of Lightholder Optics.
135	NE		Saddleback Observatory			California	A private observatory.
137	NE		Little Grass Valley Reservoir			California	Rservoir surounded by Little Grass Valley Recreation Area with several campgrounds.
137	SE		Eastman Lake Recreation Area			California	Recreation area used by the Central Valley Astronomers.
139	NE		South Lake Tahoe			California
142	NE		Northstar Ski Resort			California	Resort and site of commercial star tours. Near Lake Tahoe.
142	SE		Lee DaSilva Observatory			California	A private observatory near Madera.
142	SE		Mendota Wildlife Area			California	A wildlife area a few files north-east of Tranquillity.
143	S		Limekiln State Park			California	State park near Big Sur. Forcast also covers the lookout tower at Cone Peak.
144	SE		Hensley Lake			California	Regular observing site of the Central Valley Astronomers.
145	E		Horsetail Fall			California	A seasonal waterfall in Yosemite National Park.
145	NE		Sierra Stars Observatory			California	A private observatory near Paynesville.
146	E		Ahwahnee Hills Observatory			California	A private observatory located in Ahwahnee.
146	NE		Bertucci's Sky			Nevada	A private observatory.
146	NE		Martis Creek Campground			California	A site used by the Astronomical Society of Nevada.
147	SE		Artis Observatory			California	A private observatory somewhere around Yosemite Lakes.
147	SE		Condon Peak Campground			California	A campground on BLM land.
148	E		Glacier Point			California	A site of public star parties. In Yosemite National Park.
149	E		Coarsegold			California
150	E		Monitor Pass			California
150	NE		Gardnerville			Nevada
150	NE		Sand Point			Nevada	In Lake Tahoe Nevada State Park, Near Incline Village.
150	NE		Quincy			California	A site of the RECON project
152	E		Bayt Observatory			California	A private observatory near Coarsegold.
152	E		HOLT Observatory			California	A private observatory.
152	NE		Ruhenstroth Observatory			Nevada	A private observatory somewhere around Gardnerville.
154	NE		Virgo Skyline Observatory.			Nevada	A private observatory.
156	NE		Jack C. Davis Observatory			Nevada	Observatory of the Western Nevada Community College. Affiliated with the Western Nevada Astronomical Society. In Carson City
157	E		Cottontail Observatory			California	A private observatory somewhere around Walker.
157	NE		Portola			California	A site of the RECON project
160	NE		Washoe Zephyr Observatory			Nevada	A private observatory in Washoe Valley.
162	SE		Fresno			California	Home of the Central Valley Astronomers.
163	NE		Greenville			California	A site of the RECON project
164	E		Wellington			Nevada
164	N		Cottonwood			California	A town in Shasta county.
165	E		Bridgeport Lake Private Observatory			California	A private observatory in Bridgeport Valley.
165	NE		Maclean Observatory			Nevada	Observatory of the University of Nevada, Reno.
165	NE		Trapshoot			California	Public site used by Astronomical Society of Nevada. Near Chilcoot.
167	SE		SkiesAway Remote Observatories			California	A commerical observatory hosting remote telescopes.
168	E		Conway Summit			California	A dark site 12 miles north of Lee Vinning in Mono County.
168	NE		Reno			Nevada	Home of the Astronomical Society of Nevada.
168	SE		Lake San Antonio			California	A site used by SJAA and TAC
169	E		Sierra Remote Observatories			California	A group of observatories in the Sierra Nevada Mountains of California, dedicated to state-of-the-art robotic/remote imaging and data acquisition.
169	NE		Fleischmann Planetarium and Science Center			Nevada	Planetarium and science center in Reno.
170	NE		Deer Lodge Site			Nevada	North of Reno. A site on Deer Lodge road used by the Astronomical Society of Nevada.
170	NW		Shelter Cove			California	A town in Humboldt county.
171	N		Wilson Hill Observatory			California	A private observatory near Shingletown.
172	E		Lost Valley Observatory			California	A private observatory between Yosemite and Kings Canyon in the Sierra Nevada Mountains.
173	E		Shaver Lake			California
176	E		Bodie			California
177	N		Schreder Planetarium			California	A planetarium with public observing sessions. In Redding.
178	N		Lassen National Park			California	Two sites used by TAC: Devastated Area and Bumpass Hell. No, really. I'm not making this up.
178	SE		Parkfield			California	A town in Monterey county.
179	N		Whiskeytown National Recreation Area			California	A national recreation area west of Redding. This chart is centered on the parking lot of the Shasta Mine Loop Trailhead. It is site of astronomy programs led by the park rangers and is used as an observing site by the Shasta Astronomy Club.
179	SE		Ranchita Canyon Observatory			California	A private observatory Monterey County.
180	E		Crestview			California	A hill site near Crestview, a few miles north-west of Mammoth Lakes in Inyo National Forest.

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