Clear Sky Chart

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

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