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			Oak Ridge Observatory			California	Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
5	NE		Saratoga			California
6	SE		Summit View Observatory			California	A private observatory in the Santa Cruz Mountains.
7	NE		Ross Creek Observatory			California	A private observatory in San Jose.
7	S		Holmes Observatory			California	A private observatory near Lompico.
8	N		Cupertino			California
10	N		Greenhawk Observatory			California	A private observatory.
10	SW		Bonny Doon Airfield			California	A site used by the Santa Cruz Astronomy Club.
11	NW		Montebello			California	Montebello Open Space Preserve is a site used by TAC
12	N		Foothill Observatory			California	Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
13	N		Mountain View			California
13	NE		San Jose			California	Home of the San Jose Astronomical Association.
13	NW		Vista Hill			California	A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
14	S		Baskin Engineering Observatory			California	An observatory of the University of California, Santa Cruz.
15	SW		Davenport Beach			California	A beach in Davenport.
16	E		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.
16	N		Stanford Faculty Observatory			California	A private observatory of a faculty member of Stanford University.
16	NW		Stanford			California	Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
16	S		Hidden Valley Observatory			California	A private observatory near Soquel.
16	S		Santa Cruz			California	Home of the Santa Cruz Astronomy Club.
16	SE		Cabrillo College Observatory			California	Observatory of Cabrillo College.
18	W		Pescadero			California
19	N		Menlo Park			California
19	NW		Menlo School			California	A school with an astronomy club. In Atherton
20	E		BREIT IDEAS Observatory			California	A private observatory outside Morgan Hill.
20	E		Santa Teresa Spring			California
21	NE		Telescope Row			California	A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
23	E		Morgan Hill			California
24	N		Fremont			California	The town in Alameda country.
25	NE		Mount Hamilton			California	Home of the Lick Observatory.
25	NW		Ewell Observatory			California
28	E		Coyote Lake			California	A county park used by members of the SJAA and TAC.Near Gilroy.
28	E		Henry Coe State Park			California	A site used by SJAA and TAC
28	NW		CSM Observatory			California	Observatory of the astronomy department of College of San Mateo.
29	NW		San Mateo			California
30	NW		Half Moon Bay			California
34	N		Castro Valley			California
34	NE		Del Valle			California	Site details.
34	NE		Hidden Hill Observatory			California	Observatory of the Tri-Valley Stargazers
35	N		Barking Spider Observatory			California	A private observatory near Castro Valley.
37	NE		Livermore			California	Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
37	NW		Pacifica			California
38	N		DarkSights Observatory			California	A private observatory.
39	E		Dowdy Ranch Visitor Center			California	South-eastern visitors center of Henry Coe State Park.
39	N		San Ramon			California	Site of outreach events held by the Eastbay Astronomical Society.
40	S		MIRA Weaver Student Observatory			California	Public observatory of the Monterey Institute for Research in Astronomy.
43	N		Chabot Space and Science Center			California	A science center home to the Eastbay Astronomical Society. In Oakland.
43	N		Oakland			California
43	NW		San Francisco State University Observatory			California	Observatory of SFSU at Thornton Hall.
43	S		Cypress Point Club			California	A golf course.
43	SE		Fremont Peak			California	A site used by SJAA and TAC. Home of the Fremont Peak Observatory. In Fremont Peak State Park.
44	N		Saint Mary's College Observatory			California	AKA Geissberger Observatory. Observatory of Saint Mary's College.
44	NW		San Francisco			California	Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
44	S		La Mesa Urban Observatory			California	A private observatory in Monterey.
44	SE		Maple's Observatory			California	A private observatory somewhere around Salinas.
45	NW		Morrison Planetarium			California	Planetarium at the California Academy of Sciences. In San Francisco.
45	S		Carmel			California
47	E		Pacheco State Park			California	A state park used as a dark sky site.
47	N		Mount Diablo			California	Home of the Mt. Diablo Astronomical Society.
48	N		Lawrence Hall of Science			California	A public and school science center of the University of California at Berkeley.
48	NE		Tracy Airport			California
50	E		Dinosaur Point			California	A site used by SJAA and TAC
50	N		CBA Concord Observatory			California	A private Observatory. Part of the Center for Backyard Astrophysics.
51	N		Concord Observatory			California	A private observatory in Concord.
53	E		Newman Vista Point			California	A lookout on Interstate 5.
53	N		Diablo Valley College			California	College near Concord.
53	N		Point Richmond			California
54	N		Brentwood			California	Forecast also covers Byran and Oakley.
55	N		Hercules Stargazers Alternate Site			California	An observing site of the Hercules Stargazers in Hanna Ranch Park.
57	N		DVHS Espace Academy			California	ESpace Academy, part of Deer Valley High School In Antioch.
57	N		Foxboro Park			California	City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
58	NW		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).
58	S		Tularcitos Observatory			California	A site used by the Mira Observers Group
59	NW		San Rafael			California	A site used by the used by the Marin Observers.
64	N		Vallejo Observatory			California	A private observatory site close to Vallejo.
66	NE		Modesto			California	Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
67	NE		Stockton			California	Home of the Stockton Astronomical Society.
68	N		North Point Observatory			California	A private observatory.
68	S		Pfeiffer Big Sur State Park			California	State park in Big Sur.
68	SE		MIRA Chews Ridge Observatory			California	Observatory of the Monterey Institute for Research in Astronomy.
69	E		Turlock			California	A town in Stanislaus county.
69	N		Rio Vista			California	A town in Solano county.
70	SE		Panoche Pass			California
70	SE		Pinnacles Campground			California	Campground at the east entrance of Pinnacles National Park.
74	SE		D.A.R.C. Observatory			California	A private observatory near Mercy Hot Springs.
75	NE		Green Acres Observatory			California	A private observatory.
76	NW		Drakes Bay visitors center			California	Officially the Kenneth C. Patrick Vistor Center. Site of astronomy classes at the Point Reyes National Seashore national park.
77	N		Napa			California
77	NE		Lodi			California
78	N		Sonoma			California
80	N		Vacaville			California
81	NW		Marshall			California	A town in Marin county by Tomales Bay.
82	N		Blue Ridge			California	The general area of Blue Ridge, in the Vaca Mountains.
85	NW		Sonoma State University Observatory			California	observatory in Sonoma State University. Near Rohnert Park and Cotati
86	S		Limekiln State Park			California	State park near Big Sur. Forcast also covers the lookout tower at Cone Peak.
87	E		Merced			California
88	NE		Telegraph City			California	A site used by some members of the Stockton Astronomical Society.
89	N		Robert Ferguson Observatory			California	Observatory in Sugar Loaf Ridge State Park near Kenwood.
91	NE		Elk Grove			California	Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
93	NE		Wilton			California
93	NW		Santa Rosa			California
94	N		Davis			California	A town in Yolo county.
95	NW		SPARQ Observatory			California	Observatory of SPARQ at Piner High School. In Santa Rosa.
97	N		Angwin			California
97	NW		Occidental Observatory			California	Near Occidental.
99	NE		Pardee Reservoir Recreation Area			California	Recreation area used as an observing site by the Stockton Astronomical Society.
99	NW		Forestville			California	A town in Sonoma county.
99	SE		Condon Peak Campground			California	A campground on BLM land.
100	N		Hume Observatory			California	Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
100	N		Sacramento			California	Home of the Sacrameto Valley Astronomical Association.
102	NE		AngelKillarney s City			California	AKA Angels Camp. A town in Calaveras county.
103	N		Esparto			California	Site used by the Davis Astronomers.
103	NE		Don Pedro Reservoir			California	Centered on a public scenic outlook at the north end of lake and recreation area.
103	NW		The Bishop's Ranch			California	Retreat and conference center.
105	E		Mendota Wildlife Area			California	A wildlife area a few files north-east of Tranquillity.
105	N		Putah Creek Observatory			California	Future site of a private observatory in Pope Valley.
107	NE		Rancho Cordova			California	A private site of the Sacramento Valley Active Astronomers Research Group.
107	NW		Vista Trail			California	Trail and overlook in Sonoma County.
109	E		Greeley Hill Observatory			California	A private observatory near Coulterville.
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.
112	SE		SkiesAway Remote Observatories			California	A commerical observatory hosting remote telescopes.
114	E		Lee DaSilva Observatory			California	A private observatory near Madera.
114	NE		Sierra Skies Observatory			California	A private observatory.
114	SE		Lake San Antonio			California	A site used by SJAA and TAC
115	E		Eastman Lake Recreation Area			California	Recreation area used by the Central Valley Astronomers.
117	E		Mariposa Fairgrounds			California	Fairgrounds in Mariposa county.
117	NE		Arnold Observatory			California	A private observatory.
117	NE		Fiddletown			California	A site about 6 miles east of Fiddletown proper.
117	NE		Folsom Lake State Recration Area			California	State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
118	N		Ghost Pine Observatory			California	A private observatory in the Upper Capay Valley.
118	NE		Buena Vista Observatory			California	A private observatory.
118	NW		Lake Sonoma			California	A site used by TAC
119	NE		Heaven's Plateau			California	Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.

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