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

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