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

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