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

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