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			Hidden Valley Observatory			California	A private observatory near Soquel.
2	E		Cabrillo College Observatory			California	Observatory of Cabrillo College.
4	W		Santa Cruz			California	Home of the Santa Cruz Astronomy Club.
6	W		Baskin Engineering Observatory			California	An observatory of the University of California, Santa Cruz.
10	N		Summit View Observatory			California	A private observatory in the Santa Cruz Mountains.
10	NW		Holmes Observatory			California	A private observatory near Lompico.
11	NW		Bonny Doon Airfield			California	A site used by the Santa Cruz Astronomy Club.
13	W		Davenport Beach			California	A beach in Davenport.
15	NE		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		Oak Ridge Observatory			California	Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
16	NE		BREIT IDEAS Observatory			California	A private observatory outside Morgan Hill.
18	N		Ross Creek Observatory			California	A private observatory in San Jose.
19	N		Saratoga			California
19	NE		Morgan Hill			California
22	NE		Santa Teresa Spring			California
24	E		Coyote Lake			California	A county park used by members of the SJAA and TAC.Near Gilroy.
24	N		Cupertino			California
24	N		San Jose			California	Home of the San Jose Astronomical Association.
24	S		MIRA Weaver Student Observatory			California	Public observatory of the Monterey Institute for Research in Astronomy.
25	N		Greenhawk Observatory			California	A private observatory.
26	NE		Henry Coe State Park			California	A site used by SJAA and TAC
26	NW		Montebello			California	Montebello Open Space Preserve is a site used by TAC
27	NE		Telescope Row			California	A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
28	N		Foothill Observatory			California	Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
28	N		Mountain View			California
28	S		Cypress Point Club			California	A golf course.
28	S		La Mesa Urban Observatory			California	A private observatory in Monterey.
28	SE		Maple's Observatory			California	A private observatory somewhere around Salinas.
29	NW		Vista Hill			California	A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
30	NE		Mount Hamilton			California	Home of the Lick Observatory.
30	NW		Pescadero			California
30	S		Carmel			California
30	SE		Fremont Peak			California	A site used by SJAA and TAC. Home of the Fremont Peak Observatory. In Fremont Peak State Park.
32	N		Stanford Faculty Observatory			California	A private observatory of a faculty member of Stanford University.
32	NW		Stanford			California	Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
34	E		Dowdy Ranch Visitor Center			California	South-eastern visitors center of Henry Coe State Park.
34	N		Menlo Park			California
35	N		Menlo School			California	A school with an astronomy club. In Atherton
39	N		Fremont			California	The town in Alameda country.
39	NE		Hidden Hill Observatory			California	Observatory of the Tri-Valley Stargazers
41	E		Pacheco State Park			California	A state park used as a dark sky site.
41	NW		Ewell Observatory			California
42	SE		Tularcitos Observatory			California	A site used by the Mira Observers Group
43	NW		CSM Observatory			California	Observatory of the astronomy department of College of San Mateo.
44	E		Dinosaur Point			California	A site used by SJAA and TAC
44	NW		Half Moon Bay			California
45	N		Del Valle			California	Site details.
45	NW		San Mateo			California
49	N		Castro Valley			California
49	N		Livermore			California	Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
51	N		Barking Spider Observatory			California	A private observatory near Castro Valley.
52	NE		Newman Vista Point			California	A lookout on Interstate 5.
52	NW		Pacifica			California
52	S		Pfeiffer Big Sur State Park			California	State park in Big Sur.
52	SE		MIRA Chews Ridge Observatory			California	Observatory of the Monterey Institute for Research in Astronomy.
53	N		DarkSights Observatory			California	A private observatory.
53	N		San Ramon			California	Site of outreach events held by the Eastbay Astronomical Society.
56	NE		Tracy Airport			California
56	SE		Pinnacles Campground			California	Campground at the east entrance of Pinnacles National Park.
58	NW		San Francisco State University Observatory			California	Observatory of SFSU at Thornton Hall.
58	SE		Panoche Pass			California
59	N		Chabot Space and Science Center			California	A science center home to the Eastbay Astronomical Society. In Oakland.
59	N		Oakland			California
59	N		Saint Mary's College Observatory			California	AKA Geissberger Observatory. Observatory of Saint Mary's College.
60	NW		San Francisco			California	Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
61	NW		Morrison Planetarium			California	Planetarium at the California Academy of Sciences. In San Francisco.
62	N		Mount Diablo			California	Home of the Mt. Diablo Astronomical Society.
64	E		D.A.R.C. Observatory			California	A private observatory near Mercy Hot Springs.
64	N		Lawrence Hall of Science			California	A public and school science center of the University of California at Berkeley.
65	N		CBA Concord Observatory			California	A private Observatory. Part of the Center for Backyard Astrophysics.
66	N		Concord Observatory			California	A private observatory in Concord.
67	N		Brentwood			California	Forecast also covers Byran and Oakley.
68	N		Diablo Valley College			California	College near Concord.
69	N		Point Richmond			California
70	NE		Modesto			California	Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
70	NE		Turlock			California	A town in Stanislaus county.
70	S		Limekiln State Park			California	State park near Big Sur. Forcast also covers the lookout tower at Cone Peak.
71	N		DVHS Espace Academy			California	ESpace Academy, part of Deer Valley High School In Antioch.
71	N		Hercules Stargazers Alternate Site			California	An observing site of the Hercules Stargazers in Hanna Ranch Park.
73	N		Foxboro Park			California	City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
73	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).
75	NW		San Rafael			California	A site used by the used by the Marin Observers.
76	NE		Stockton			California	Home of the Stockton Astronomical Society.
80	N		Vallejo Observatory			California	A private observatory site close to Vallejo.
80	NE		Green Acres Observatory			California	A private observatory.
82	N		Rio Vista			California	A town in Solano county.
84	E		Merced			California
84	N		North Point Observatory			California	A private observatory.
85	SE		Condon Peak Campground			California	A campground on BLM land.
87	NE		Lodi			California
91	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.
92	N		Napa			California
93	NE		Telegraph City			California	A site used by some members of the Stockton Astronomical Society.
94	N		Sonoma			California
95	E		Mendota Wildlife Area			California	A wildlife area a few files north-east of Tranquillity.
95	N		Vacaville			California
96	NW		Marshall			California	A town in Marin county by Tomales Bay.
96	SE		SkiesAway Remote Observatories			California	A commerical observatory hosting remote telescopes.
97	N		Blue Ridge			California	The general area of Blue Ridge, in the Vaca Mountains.
98	SE		Lake San Antonio			California	A site used by SJAA and TAC
101	N		Sonoma State University Observatory			California	observatory in Sonoma State University. Near Rohnert Park and Cotati
103	N		Elk Grove			California	Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
104	N		Wilton			California
105	N		Robert Ferguson Observatory			California	Observatory in Sugar Loaf Ridge State Park near Kenwood.
106	NE		Don Pedro Reservoir			California	Centered on a public scenic outlook at the north end of lake and recreation area.
107	E		Lee DaSilva Observatory			California	A private observatory near Madera.
108	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.
108	N		Davis			California	A town in Yolo county.
108	NE		AngelKillarney s City			California	AKA Angels Camp. A town in Calaveras county.
108	NE		Pardee Reservoir Recreation Area			California	Recreation area used as an observing site by the Stockton Astronomical Society.
109	N		Santa Rosa			California
110	NE		Greeley Hill Observatory			California	A private observatory near Coulterville.
111	E		Eastman Lake Recreation Area			California	Recreation area used by the Central Valley Astronomers.
111	NW		SPARQ Observatory			California	Observatory of SPARQ at Piner High School. In Santa Rosa.
112	NW		Occidental Observatory			California	Near Occidental.
113	N		Angwin			California
113	N		Sacramento			California	Home of the Sacrameto Valley Astronomical Association.
113	SE		Parkfield			California	A town in Monterey county.
113	SE		Ranchita Canyon Observatory			California	A private observatory Monterey County.
115	E		Hensley Lake			California	Regular observing site of the Central Valley Astronomers.
115	E		Mariposa Fairgrounds			California	Fairgrounds in Mariposa county.
115	NW		Forestville			California	A town in Sonoma county.
116	N		Hume Observatory			California	Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
117	SE		Cuesta College - North County Campus			California	A campus of Cuesta College. Site of star parties held by the Central Coast Astronomical Society.
118	N		Esparto			California	Site used by the Davis Astronomers.
119	N		Rancho Cordova			California	A private site of the Sacramento Valley Active Astronomers Research Group.
119	NW		The Bishop's Ranch			California	Retreat and conference center.
120	E		Artis Observatory			California	A private observatory somewhere around Yosemite Lakes.
121	N		Putah Creek Observatory			California	Future site of a private observatory in Pope Valley.
121	SE		Redman Observatory			California	A private observatory.
122	E		Fresno			California	Home of the Central Valley Astronomers.
122	NW		Vista Trail			California	Trail and overlook in Sonoma County.
123	NE		Arnold Observatory			California	A private observatory.
124	E		Coarsegold			California
124	NE		High Sierra Park			California	In the Stanislaus National Forest near Mi-Wuk Village.
126	E		Ahwahnee Hills Observatory			California	A private observatory located in Ahwahnee.
126	N		Sierra Skies Observatory			California	A private observatory.
126	NE		Fiddletown			California	A site about 6 miles east of Fiddletown proper.
126	NE		Heaven's Plateau			California	Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.
126	SE		Atascadero			California
128	SE		Cerro Alto Campground			California	Campground 8 miles from Morro Bay
129	E		Bayt Observatory			California	A private observatory near Coarsegold.
129	N		Folsom Lake State Recration Area			California	State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
129	NE		Buena Vista Observatory			California	A private observatory.
130	E		Lemoore			California	A town in Kings county.
131	E		HOLT Observatory			California	A private observatory.
132	NE		Keeton Observing Site			California	A private observing site also used by some members of the Sacramento Valley Astronomical Society
133	N		Ghost Pine Observatory			California	A private observatory in the Upper Capay Valley.
133	SE		Bowen Observatory			California	Observatory of Cuesta College.
134	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.
134	NW		Lake Sonoma			California	A site used by TAC
136	E		Hanford			California
136	N		Penryn			California
137	SE		Cal Poly Observatory			California	Observatory of California Polytechnic State University. Near San Luis Obispo.
138	N		Waltz Road			California	A a spot along Waltz road. Near Wheatland.
138	NE		Horsetail Fall			California	A seasonal waterfall in Yosemite National Park.
140	E		Glacier Point			California	A site of public star parties. In Yosemite National Park.
140	E		Sierra Remote Observatories			California	A group of observatories in the Sierra Nevada Mountains of California, dedicated to state-of-the-art robotic/remote imaging and data acquisition.
140	N		Auburn			California	Forecast also covers the Auburn State Recreation Area
140	NE		Rancho Del Sol Observatory			California	A private observatory near Camino.
141	N		Tisdale Boat Launch			California	A public boat launch, though there is a fee.
141	SE		Santa Margarita Lake			California	A site in Santa Margarita Lake Regional Park used by the Central Coast Astronomcal Society.
144	NE		Peddler Hill			California	A site used by the Stockton Astronomical Society.
144	SE		Navajo Flats			California	A site used by the Central Coast Astronomical Society
145	E		Lost Valley Observatory			California	A private observatory between Yosemite and Kings Canyon in the Sierra Nevada Mountains.
145	N		Clear Lake			California	Covers the Clear Lake area inclunding Boggs Mountain State Forest.
145	N		Taylor Observatory			California	A community Observatory in Kelseyville.
145	NE		Donnell Vista			California	A recreation area in the Stanislaus National Forest.
145	NW		Sea Ranch			California	A private ranch near Gualala.
146	NE		Bear Valley			California	A town in Alpine county. Forecast also covers Tamarack and Lake Alpine.
147	E		Shaver Lake			California
147	E		Yamada Observatory			California	A private observatory in Wonder Valley, east of Fresno.
148	N		Yuba City Astronomical Observatory			California	A private observatory in Yuba City.
148	NE		Shot Rock			California	A spot along the Carson Pass Highway.
149	NW		Galbreath Wildlands Preserve			California	Wildlife preserve of Sonoma State University.
150	NW		Gualala			California
151	NE		Ice House Observation Plateau			California
151	SE		Arroyo Grande			California
153	NE		Foresthill			California
154	E		Arthur Purcell Observatory			California	Observatory of the Tulare Astronomical Association.
155	E		Visalia			California	A town in Tulare.
155	N		Rock Hill Observatory			California	A private observatory in Grass Valley.
158	N		Penn Valley			California
161	N		Powerpoint Lookout			California	A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.)
161	NW		Lookout Ranch			California	A private ranch.
163	N		NCC Robotic Observatory			California	Observatory of Sierra College in Grass Valley.
164	N		James Clerk Maxwell Observatory			California	A private observatory near Nevada City.
164	SE		Santa Maria			California	In Santa Barbara county.
165	E		Courtright Reservoir			California	Observing site used by the Central Valley Astronomers
165	E		Redwood Mountain View			California	A vacation rental.
165	N		Nevada City			California
166	E		Big Stump			California	An entrance to Sequoia & Kings Canyon national park. Used as a backup observing site of the Central Valley Astronomers.
166	NE		Lightholder Optics Observatory			California	Observatory of Lightholder Optics.
169	NW		Rubicon Observatory			California	A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino.
170	E		Mammoth Observatory			California	A private observatory near Mammoth Lakes.
170	NE		Conway Summit			California	A dark site 12 miles north of Lee Vinning in Mono County.
171	NE		Blue Canyon			California	Airport site used by the Sacramento Valley Astronomical Society.
172	E		Big Meadow			California	Observing site used by the Tulare Astronomical Association and the Central Valley Astronomers.
172	E		Crestview			California	A hill site near Crestview, a few miles north-west of Mammoth Lakes in Inyo National Forest.
173	NE		Bridgeport Lake Private Observatory			California	A private observatory in Bridgeport Valley.
173	NE		South Lake Tahoe			California
173	NE		Sierra Stars Observatory			California	A private observatory near Paynesville.
174	E		South Fork Observatory			California	A private observatory near Three Rivers.
174	N		Feather River Observatory			California	A private observatory in Oroville.
174	NE		Cottontail Observatory			California	A private observatory somewhere around Walker.
175	E		Porterville			California
176	NE		Bertucci's Sky			Nevada	A private observatory.
176	NE		Monitor Pass			California
178	SE		Vandenberg Village			California

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