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

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