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			Mountain View			California
3	SW		Foothill Observatory			California	Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
4	SE		Greenhawk Observatory			California	A private observatory.
5	NW		Stanford Faculty Observatory			California	A private observatory of a faculty member of Stanford University.
5	SE		Cupertino			California
5	W		Vista Hill			California	A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
6	NW		Stanford			California	Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
7	NW		Menlo Park			California
7	SW		Montebello			California	Montebello Open Space Preserve is a site used by TAC
8	NW		Menlo School			California	A school with an astronomy club. In Atherton
9	SE		Saratoga			California
11	E		San Jose			California	Home of the San Jose Astronomical Association.
12	NE		Fremont			California	The town in Alameda country.
13	S		Oak Ridge Observatory			California	Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
13	SE		Ross Creek Observatory			California	A private observatory in San Jose.
15	NW		Ewell Observatory			California
17	NW		CSM Observatory			California	Observatory of the astronomy department of College of San Mateo.
18	NW		San Mateo			California
18	S		Summit View Observatory			California	A private observatory in the Santa Cruz Mountains.
19	SW		Pescadero			California
20	S		Holmes Observatory			California	A private observatory near Lompico.
21	E		Telescope Row			California	A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
21	N		Castro Valley			California
22	S		Bonny Doon Airfield			California	A site used by the Santa Cruz Astronomy Club.
22	W		Half Moon Bay			California
23	N		Barking Spider Observatory			California	A private observatory near Castro Valley.
24	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.
24	SE		Santa Teresa Spring			California
25	E		Mount Hamilton			California	Home of the Lick Observatory.
26	N		DarkSights Observatory			California	A private observatory.
26	NE		Del Valle			California	Site details.
27	N		San Ramon			California	Site of outreach events held by the Eastbay Astronomical Society.
27	NE		Livermore			California	Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
27	NW		Pacifica			California
27	S		Baskin Engineering Observatory			California	An observatory of the University of California, Santa Cruz.
27	S		Davenport Beach			California	A beach in Davenport.
28	S		Hidden Valley Observatory			California	A private observatory near Soquel.
28	SE		BREIT IDEAS Observatory			California	A private observatory outside Morgan Hill.
29	S		Cabrillo College Observatory			California	Observatory of Cabrillo College.
29	S		Santa Cruz			California	Home of the Santa Cruz Astronomy Club.
30	N		Chabot Space and Science Center			California	A science center home to the Eastbay Astronomical Society. In Oakland.
30	SE		Morgan Hill			California
31	N		Oakland			California
31	N		Saint Mary's College Observatory			California	AKA Geissberger Observatory. Observatory of Saint Mary's College.
32	NW		San Francisco State University Observatory			California	Observatory of SFSU at Thornton Hall.
32	SE		Henry Coe State Park			California	A site used by SJAA and TAC
33	E		Hidden Hill Observatory			California	Observatory of the Tri-Valley Stargazers
33	NW		San Francisco			California	Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
34	NW		Morrison Planetarium			California	Planetarium at the California Academy of Sciences. In San Francisco.
35	N		Lawrence Hall of Science			California	A public and school science center of the University of California at Berkeley.
35	N		Mount Diablo			California	Home of the Mt. Diablo Astronomical Society.
35	SE		Coyote Lake			California	A county park used by members of the SJAA and TAC.Near Gilroy.
38	N		CBA Concord Observatory			California	A private Observatory. Part of the Center for Backyard Astrophysics.
39	N		Concord Observatory			California	A private observatory in Concord.
40	N		Diablo Valley College			California	College near Concord.
41	NE		Tracy Airport			California
41	NW		Point Richmond			California
43	N		Hercules Stargazers Alternate Site			California	An observing site of the Hercules Stargazers in Hanna Ranch Park.
43	NE		Brentwood			California	Forecast also covers Byran and Oakley.
44	N		Foxboro Park			California	City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
44	SE		Dowdy Ranch Visitor Center			California	South-eastern visitors center of Henry Coe State Park.
45	N		DVHS Espace Academy			California	ESpace Academy, part of Deer Valley High School In Antioch.
46	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).
47	NW		San Rafael			California	A site used by the used by the Marin Observers.
51	N		Vallejo Observatory			California	A private observatory site close to Vallejo.
52	S		MIRA Weaver Student Observatory			California	Public observatory of the Monterey Institute for Research in Astronomy.
53	SE		Pacheco State Park			California	A state park used as a dark sky site.
54	E		Newman Vista Point			California	A lookout on Interstate 5.
54	SE		Fremont Peak			California	A site used by SJAA and TAC. Home of the Fremont Peak Observatory. In Fremont Peak State Park.
55	NW		North Point Observatory			California	A private observatory.
55	SE		Dinosaur Point			California	A site used by SJAA and TAC
55	SE		Maple's Observatory			California	A private observatory somewhere around Salinas.
56	S		Cypress Point Club			California	A golf course.
56	S		La Mesa Urban Observatory			California	A private observatory in Monterey.
57	N		Rio Vista			California	A town in Solano county.
58	S		Carmel			California
59	NE		Stockton			California	Home of the Stockton Astronomical Society.
62	E		Modesto			California	Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
64	N		Napa			California
65	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.
66	N		Sonoma			California
67	N		Vacaville			California
68	E		Turlock			California	A town in Stanislaus county.
68	NE		Lodi			California
69	N		Blue Ridge			California	The general area of Blue Ridge, in the Vaca Mountains.
69	NW		Marshall			California	A town in Marin county by Tomales Bay.
70	NE		Green Acres Observatory			California	A private observatory.
70	S		Tularcitos Observatory			California	A site used by the Mira Observers Group
73	NW		Sonoma State University Observatory			California	observatory in Sonoma State University. Near Rohnert Park and Cotati
76	N		Robert Ferguson Observatory			California	Observatory in Sugar Loaf Ridge State Park near Kenwood.
79	SE		Panoche Pass			California
80	S		MIRA Chews Ridge Observatory			California	Observatory of the Monterey Institute for Research in Astronomy.
80	S		Pfeiffer Big Sur State Park			California	State park in Big Sur.
81	NE		Elk Grove			California	Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
81	NW		Santa Rosa			California
81	SE		Pinnacles Campground			California	Campground at the east entrance of Pinnacles National Park.
82	N		Davis			California	A town in Yolo county.
82	NE		Wilton			California
82	SE		D.A.R.C. Observatory			California	A private observatory near Mercy Hot Springs.
83	NE		Telegraph City			California	A site used by some members of the Stockton Astronomical Society.
83	NW		SPARQ Observatory			California	Observatory of SPARQ at Piner High School. In Santa Rosa.
85	N		Angwin			California
85	NW		Occidental Observatory			California	Near Occidental.
87	NW		Forestville			California	A town in Sonoma county.
88	E		Merced			California
88	N		Hume Observatory			California	Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
89	N		Sacramento			California	Home of the Sacrameto Valley Astronomical Association.
90	N		Esparto			California	Site used by the Davis Astronomers.
91	NE		Pardee Reservoir Recreation Area			California	Recreation area used as an observing site by the Stockton Astronomical Society.
91	NW		The Bishop's Ranch			California	Retreat and conference center.
92	N		Putah Creek Observatory			California	Future site of a private observatory in Pope Valley.
96	NW		Vista Trail			California	Trail and overlook in Sonoma County.
97	NE		AngelKillarney s City			California	AKA Angels Camp. A town in Calaveras county.
97	NE		Rancho Cordova			California	A private site of the Sacramento Valley Active Astronomers Research Group.
99	S		Limekiln State Park			California	State park near Big Sur. Forcast also covers the lookout tower at Cone Peak.
100	E		Don Pedro Reservoir			California	Centered on a public scenic outlook at the north end of lake and recreation area.
104	NE		Sierra Skies Observatory			California	A private observatory.
105	N		Ghost Pine Observatory			California	A private observatory in the Upper Capay Valley.
106	NW		Lake Sonoma			California	A site used by TAC
107	E		Greeley Hill Observatory			California	A private observatory near Coulterville.
107	NE		Folsom Lake State Recration Area			California	State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
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	NE		Buena Vista Observatory			California	A private observatory.
108	SE		Condon Peak Campground			California	A campground on BLM land.
109	NE		Fiddletown			California	A site about 6 miles east of Fiddletown proper.
111	SE		Mendota Wildlife Area			California	A wildlife area a few files north-east of Tranquillity.
112	NE		Arnold Observatory			California	A private observatory.
112	NE		Heaven's Plateau			California	Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.
113	NE		Penryn			California
114	N		Tisdale Boat Launch			California	A public boat launch, though there is a fee.
114	N		Waltz Road			California	A a spot along Waltz road. Near Wheatland.
114	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.
116	NE		High Sierra Park			California	In the Stanislaus National Forest near Mi-Wuk Village.
116	NE		Keeton Observing Site			California	A private observing site also used by some members of the Sacramento Valley Astronomical Society
117	E		Eastman Lake Recreation Area			California	Recreation area used by the Central Valley Astronomers.
117	E		Lee DaSilva Observatory			California	A private observatory near Madera.
117	E		Mariposa Fairgrounds			California	Fairgrounds in Mariposa county.
117	N		Clear Lake			California	Covers the Clear Lake area inclunding Boggs Mountain State Forest.
117	N		Taylor Observatory			California	A community Observatory in Kelseyville.
118	NE		Auburn			California	Forecast also covers the Auburn State Recreation Area
118	NW		Sea Ranch			California	A private ranch near Gualala.
121	NE		Rancho Del Sol Observatory			California	A private observatory near Camino.
122	N		Yuba City Astronomical Observatory			California	A private observatory in Yuba City.
122	NW		Galbreath Wildlands Preserve			California	Wildlife preserve of Sonoma State University.
123	E		Hensley Lake			California	Regular observing site of the Central Valley Astronomers.
123	SE		SkiesAway Remote Observatories			California	A commerical observatory hosting remote telescopes.
124	NW		Gualala			California
125	SE		Lake San Antonio			California	A site used by SJAA and TAC
127	E		Artis Observatory			California	A private observatory somewhere around Yosemite Lakes.
129	NE		Peddler Hill			California	A site used by the Stockton Astronomical Society.
130	E		Ahwahnee Hills Observatory			California	A private observatory located in Ahwahnee.
130	E		Coarsegold			California
132	NE		Foresthill			California
132	NE		Rock Hill Observatory			California	A private observatory in Grass Valley.
133	N		Powerpoint Lookout			California	A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.)
134	N		Penn Valley			California
134	NE		Bear Valley			California	A town in Alpine county. Forecast also covers Tamarack and Lake Alpine.
134	NE		Ice House Observation Plateau			California
134	NE		Shot Rock			California	A spot along the Carson Pass Highway.
135	E		Bayt Observatory			California	A private observatory near Coarsegold.
135	E		Fresno			California	Home of the Central Valley Astronomers.
135	E		HOLT Observatory			California	A private observatory.
135	NE		Donnell Vista			California	A recreation area in the Stanislaus National Forest.
135	NW		Lookout Ranch			California	A private ranch.
137	E		Horsetail Fall			California	A seasonal waterfall in Yosemite National Park.
138	SE		Parkfield			California	A town in Monterey county.
138	SE		Ranchita Canyon Observatory			California	A private observatory Monterey County.
140	E		Glacier Point			California	A site of public star parties. In Yosemite National Park.
140	NE		NCC Robotic Observatory			California	Observatory of Sierra College in Grass Valley.
141	NE		James Clerk Maxwell Observatory			California	A private observatory near Nevada City.
141	NW		Rubicon Observatory			California	A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino.
142	NE		Nevada City			California
143	SE		Cuesta College - North County Campus			California	A campus of Cuesta College. Site of star parties held by the Central Coast Astronomical Society.
148	SE		Lemoore			California	A town in Kings county.
148	SE		Redman Observatory			California	A private observatory.
149	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.
149	N		Feather River Observatory			California	A private observatory in Oroville.
149	NE		Blue Canyon			California	Airport site used by the Sacramento Valley Astronomical Society.
151	NE		Lightholder Optics Observatory			California	Observatory of Lightholder Optics.
153	E		Lost Valley Observatory			California	A private observatory between Yosemite and Kings Canyon in the Sierra Nevada Mountains.
153	SE		Atascadero			California
153	SE		Hanford			California
154	E		Shaver Lake			California
155	SE		Cerro Alto Campground			California	Campground 8 miles from Morro Bay
157	NE		South Lake Tahoe			California
158	NW		Chamberlain Creek Rest Stop			California	A public rest-stop on Highway 20.
159	E		Yamada Observatory			California	A private observatory in Wonder Valley, east of Fresno.
160	NE		Sierra Stars Observatory			California	A private observatory near Paynesville.
161	NE		Bertucci's Sky			Nevada	A private observatory.
161	SE		Bowen Observatory			California	Observatory of Cuesta College.
162	N		Big Bird Observatory			California	A private observatory near Paradise.
162	NW		Mendocino			California
163	NE		Monitor Pass			California
164	NE		Cottontail Observatory			California	A private observatory somewhere around Walker.
165	SE		Cal Poly Observatory			California	Observatory of California Polytechnic State University. Near San Luis Obispo.
166	E		Conway Summit			California	A dark site 12 miles north of Lee Vinning in Mono County.
166	N		Meadow View Observatory			California	A private observatory.
166	N		Paradise			California
166	NE		Gardnerville			Nevada
166	NE		Northstar Ski Resort			California	Resort and site of commercial star tours. Near Lake Tahoe.
167	E		Bridgeport Lake Private Observatory			California	A private observatory in Bridgeport Valley.
167	N		Chico Community Observatory			California	A community observatory in Upper Bidwell Park.
167	NE		Ruhenstroth Observatory			Nevada	A private observatory somewhere around Gardnerville.
168	N		Buckhorn Recreation Area			California	Recreation area and campground on Black Butte Lake. Home of the Black Butte Lake Star Party.
168	SE		Santa Margarita Lake			California	A site in Santa Margarita Lake Regional Park used by the Central Coast Astronomcal Society.
169	NE		Saddleback Observatory			California	A private observatory.
170	SE		Navajo Flats			California	A site used by the Central Coast Astronomical Society
171	NE		Sand Point			Nevada	In Lake Tahoe Nevada State Park, Near Incline Village.
171	NE		Martis Creek Campground			California	A site used by the Astronomical Society of Nevada.
171	SE		Visalia			California	A town in Tulare.
172	E		Crestview			California	A hill site near Crestview, a few miles north-west of Mammoth Lakes in Inyo National Forest.
172	E		Mammoth Observatory			California	A private observatory near Mammoth Lakes.
172	N		Little Grass Valley Reservoir			California	Rservoir surounded by Little Grass Valley Recreation Area with several campgrounds.
172	NE		Virgo Skyline Observatory.			Nevada	A private observatory.
172	SE		Arthur Purcell Observatory			California	Observatory of the Tulare Astronomical Association.
173	E		Courtright Reservoir			California	Observing site used by the Central Valley Astronomers
174	NW		Starry Kingdom Observatory			California	A private observatory in Laytonville.
175	NE		Wellington			Nevada
176	E		Bodie			California
176	NE		Jack C. Davis Observatory			Nevada	Observatory of the Western Nevada Community College. Affiliated with the Western Nevada Astronomical Society. In Carson City
177	E		Redwood Mountain View			California	A vacation rental.
178	E		Big Stump			California	An entrance to Sequoia & Kings Canyon national park. Used as a backup observing site of the Central Valley Astronomers.
178	SE		Arroyo Grande			California

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