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			Saint Mary's College Observatory			California	AKA Geissberger Observatory. Observatory of Saint Mary's College.
5	W		Chabot Space and Science Center			California	A science center home to the Eastbay Astronomical Society. In Oakland.
8	NE		CBA Concord Observatory			California	A private Observatory. Part of the Center for Backyard Astrophysics.
8	W		Lawrence Hall of Science			California	A public and school science center of the University of California at Berkeley.
9	N		Diablo Valley College			California	College near Concord.
9	S		Barking Spider Observatory			California	A private observatory near Castro Valley.
9	W		Oakland			California
10	NE		Concord Observatory			California	A private observatory in Concord.
10	S		Castro Valley			California
11	E		Mount Diablo			California	Home of the Mt. Diablo Astronomical Society.
11	SE		San Ramon			California	Site of outreach events held by the Eastbay Astronomical Society.
13	NW		Hercules Stargazers Alternate Site			California	An observing site of the Hercules Stargazers in Hanna Ranch Park.
< 15			DarkSights Observatory			California	A private observatory.
15	NW		Foxboro Park			California	City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
16	W		Point Richmond			California
18	W		San Francisco			California	Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
20	N		Vallejo Observatory			California	A private observatory site close to Vallejo.
20	NE		DVHS Espace Academy			California	ESpace Academy, part of Deer Valley High School In Antioch.
20	W		Morrison Planetarium			California	Planetarium at the California Academy of Sciences. In San Francisco.
21	S		Fremont			California	The town in Alameda country.
21	SE		Livermore			California	Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
22	W		San Francisco State University Observatory			California	Observatory of SFSU at Thornton Hall.
23	E		Brentwood			California	Forecast also covers Byran and Oakley.
23	SW		San Mateo			California
25	SW		CSM Observatory			California	Observatory of the astronomy department of College of San Mateo.
25	SW		Ewell Observatory			California
25	W		San Rafael			California	A site used by the used by the Marin Observers.
26	SW		Pacifica			California
27	S		Menlo Park			California
27	S		Menlo School			California	A school with an astronomy club. In Atherton
28	SE		Del Valle			California	Site details.
28	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).
29	NW		North Point Observatory			California	A private observatory.
29	S		Stanford			California	Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
29	S		Stanford Faculty Observatory			California	A private observatory of a faculty member of Stanford University.
31	NE		Rio Vista			California	A town in Solano county.
31	S		Mountain View			California
31	SW		Half Moon Bay			California
33	N		Napa			California
33	S		Foothill Observatory			California	Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
33	S		Vista Hill			California	A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
35	S		Greenhawk Observatory			California	A private observatory.
36	N		Vacaville			California
36	S		Cupertino			California
36	S		Montebello			California	Montebello Open Space Preserve is a site used by TAC
36	S		San Jose			California	Home of the San Jose Astronomical Association.
37	NW		Sonoma			California
38	E		Tracy Airport			California
38	N		Blue Ridge			California	The general area of Blue Ridge, in the Vaca Mountains.
40	S		Saratoga			California
41	SE		Telescope Row			California	A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
42	S		Ross Creek Observatory			California	A private observatory in San Jose.
43	S		Pescadero			California
43	SE		Mount Hamilton			California	Home of the Lick Observatory.
44	S		Oak Ridge Observatory			California	Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
45	E		Stockton			California	Home of the Stockton Astronomical Society.
45	SE		Hidden Hill Observatory			California	Observatory of the Tri-Valley Stargazers
46	NW		Sonoma State University Observatory			California	observatory in Sonoma State University. Near Rohnert Park and Cotati
47	NW		Robert Ferguson Observatory			California	Observatory in Sugar Loaf Ridge State Park near Kenwood.
47	SE		Santa Teresa Spring			California
48	NW		Marshall			California	A town in Marin county by Tomales Bay.
49	S		Summit View Observatory			California	A private observatory in the Santa Cruz Mountains.
49	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.
50	NE		Lodi			California
51	S		Holmes Observatory			California	A private observatory near Lompico.
51	S		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.
53	N		Davis			California	A town in Yolo county.
53	NW		Santa Rosa			California
53	S		Bonny Doon Airfield			California	A site used by the Santa Cruz Astronomy Club.
54	N		Angwin			California
54	SE		Henry Coe State Park			California	A site used by SJAA and TAC
55	SE		BREIT IDEAS Observatory			California	A private observatory outside Morgan Hill.
55	SE		Morgan Hill			California
56	NE		Elk Grove			California	Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
56	NW		SPARQ Observatory			California	Observatory of SPARQ at Piner High School. In Santa Rosa.
58	S		Baskin Engineering Observatory			California	An observatory of the University of California, Santa Cruz.
58	S		Davenport Beach			California	A beach in Davenport.
58	SE		Coyote Lake			California	A county park used by members of the SJAA and TAC.Near Gilroy.
59	N		Esparto			California	Site used by the Davis Astronomers.
59	NE		Wilton			California
59	NW		Hume Observatory			California	Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
59	S		Cabrillo College Observatory			California	Observatory of Cabrillo College.
59	S		Hidden Valley Observatory			California	A private observatory near Soquel.
60	NW		Occidental Observatory			California	Near Occidental.
60	S		Santa Cruz			California	Home of the Santa Cruz Astronomy Club.
61	NE		Sacramento			California	Home of the Sacrameto Valley Astronomical Association.
61	NW		Forestville			California	A town in Sonoma county.
62	E		Modesto			California	Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
62	N		Putah Creek Observatory			California	Future site of a private observatory in Pope Valley.
64	NW		The Bishop's Ranch			California	Retreat and conference center.
65	E		Green Acres Observatory			California	A private observatory.
65	SE		Dowdy Ranch Visitor Center			California	South-eastern visitors center of Henry Coe State Park.
66	SE		Newman Vista Point			California	A lookout on Interstate 5.
72	NE		Rancho Cordova			California	A private site of the Sacramento Valley Active Astronomers Research Group.
72	SE		Pacheco State Park			California	A state park used as a dark sky site.
73	E		Turlock			California	A town in Stanislaus county.
73	NW		Vista Trail			California	Trail and overlook in Sonoma County.
74	N		Ghost Pine Observatory			California	A private observatory in the Upper Capay Valley.
74	NE		Pardee Reservoir Recreation Area			California	Recreation area used as an observing site by the Stockton Astronomical Society.
74	SE		Dinosaur Point			California	A site used by SJAA and TAC
75	E		Telegraph City			California	A site used by some members of the Stockton Astronomical Society.
80	NE		Sierra Skies Observatory			California	A private observatory.
80	NW		Lake Sonoma			California	A site used by TAC
82	NE		Folsom Lake State Recration Area			California	State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
82	SE		Fremont Peak			California	A site used by SJAA and TAC. Home of the Fremont Peak Observatory. In Fremont Peak State Park.
83	N		Tisdale Boat Launch			California	A public boat launch, though there is a fee.
83	S		MIRA Weaver Student Observatory			California	Public observatory of the Monterey Institute for Research in Astronomy.
85	NE		Buena Vista Observatory			California	A private observatory.
85	NE		Waltz Road			California	A a spot along Waltz road. Near Wheatland.
85	S		Maple's Observatory			California	A private observatory somewhere around Salinas.
86	NE		Penryn			California
87	E		AngelKillarney s City			California	AKA Angels Camp. A town in Calaveras county.
87	NW		Clear Lake			California	Covers the Clear Lake area inclunding Boggs Mountain State Forest.
87	NW		Taylor Observatory			California	A community Observatory in Kelseyville.
87	S		Cypress Point Club			California	A golf course.
88	S		La Mesa Urban Observatory			California	A private observatory in Monterey.
89	S		Carmel			California
90	NE		Fiddletown			California	A site about 6 miles east of Fiddletown proper.
91	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.
92	N		Yuba City Astronomical Observatory			California	A private observatory in Yuba City.
92	NE		Auburn			California	Forecast also covers the Auburn State Recreation Area
95	NW		Sea Ranch			California	A private ranch near Gualala.
96	E		Don Pedro Reservoir			California	Centered on a public scenic outlook at the north end of lake and recreation area.
96	E		Merced			California
96	NW		Galbreath Wildlands Preserve			California	Wildlife preserve of Sonoma State University.
98	NE		Heaven's Plateau			California	Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.
99	NE		Keeton Observing Site			California	A private observing site also used by some members of the Sacramento Valley Astronomical Society
100	E		Arnold Observatory			California	A private observatory.
100	NE		Rancho Del Sol Observatory			California	A private observatory near Camino.
100	NW		Gualala			California
101	S		Tularcitos Observatory			California	A site used by the Mira Observers Group
103	SE		Panoche Pass			California
104	NW		Powerpoint Lookout			California	A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.)
104	SE		D.A.R.C. Observatory			California	A private observatory near Mercy Hot Springs.
105	E		Greeley Hill Observatory			California	A private observatory near Coulterville.
105	NE		Rock Hill Observatory			California	A private observatory in Grass Valley.
106	NE		Penn Valley			California
107	NE		Foresthill			California
107	SE		Pinnacles Campground			California	Campground at the east entrance of Pinnacles National Park.
108	E		High Sierra Park			California	In the Stanislaus National Forest near Mi-Wuk Village.
109	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.
110	NW		Lookout Ranch			California	A private ranch.
110	S		MIRA Chews Ridge Observatory			California	Observatory of the Monterey Institute for Research in Astronomy.
111	S		Pfeiffer Big Sur State Park			California	State park in Big Sur.
112	NE		Peddler Hill			California	A site used by the Stockton Astronomical Society.
112	NE		NCC Robotic Observatory			California	Observatory of Sierra College in Grass Valley.
113	NE		James Clerk Maxwell Observatory			California	A private observatory near Nevada City.
113	NW		Rubicon Observatory			California	A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino.
114	NE		Ice House Observation Plateau			California
115	NE		Nevada City			California
117	NE		Shot Rock			California	A spot along the Carson Pass Highway.
118	N		Feather River Observatory			California	A private observatory in Oroville.

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