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
< 15			Hidden Hill Observatory			California	Observatory of the Tri-Valley Stargazers
< 15			Mount Hamilton			California	Home of the Lick Observatory.
< 15			Telescope Row			California	A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
15	S		Henry Coe State Park			California	A site used by SJAA and TAC
17	SW		Santa Teresa Spring			California
18	NW		Del Valle			California	Site details.
20	N		Tracy Airport			California
20	S		Coyote Lake			California	A county park used by members of the SJAA and TAC.Near Gilroy.
21	S		Dowdy Ranch Visitor Center			California	South-eastern visitors center of Henry Coe State Park.
21	SW		Morgan Hill			California
22	E		Newman Vista Point			California	A lookout on Interstate 5.
23	SW		BREIT IDEAS Observatory			California	A private observatory outside Morgan Hill.
23	W		San Jose			California	Home of the San Jose Astronomical Association.
24	SW		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.
25	NW		Livermore			California	Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
27	SW		Ross Creek Observatory			California	A private observatory in San Jose.
28	SE		Pacheco State Park			California	A state park used as a dark sky site.
29	SE		Dinosaur Point			California	A site used by SJAA and TAC
29	W		Fremont			California	The town in Alameda country.
30	W		Greenhawk Observatory			California	A private observatory.
31	W		Cupertino			California
31	W		Saratoga			California
32	NE		Modesto			California	Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
33	SW		Summit View Observatory			California	A private observatory in the Santa Cruz Mountains.
33	W		Mountain View			California
34	SW		Oak Ridge Observatory			California	Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
35	NW		San Ramon			California	Site of outreach events held by the Eastbay Astronomical Society.
36	E		Turlock			California	A town in Stanislaus county.
36	NW		DarkSights Observatory			California	A private observatory.
36	W		Foothill Observatory			California	Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
37	SW		Cabrillo College Observatory			California	Observatory of Cabrillo College.
37	SW		Holmes Observatory			California	A private observatory near Lompico.
37	W		Stanford Faculty Observatory			California	A private observatory of a faculty member of Stanford University.
38	N		Brentwood			California	Forecast also covers Byran and Oakley.
38	W		Menlo Park			California
38	W		Stanford			California	Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
38	W		Vista Hill			California	A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
39	NW		Barking Spider Observatory			California	A private observatory near Castro Valley.
39	NW		Castro Valley			California
39	SW		Hidden Valley Observatory			California	A private observatory near Soquel.
39	W		Menlo School			California	A school with an astronomy club. In Atherton
39	W		Montebello			California	Montebello Open Space Preserve is a site used by TAC
40	N		Stockton			California	Home of the Stockton Astronomical Society.
41	NE		Green Acres Observatory			California	A private observatory.
41	NW		Mount Diablo			California	Home of the Mt. Diablo Astronomical Society.
42	SW		Bonny Doon Airfield			California	A site used by the Santa Cruz Astronomy Club.
42	SW		Baskin Engineering Observatory			California	An observatory of the University of California, Santa Cruz.
42	SW		Santa Cruz			California	Home of the Santa Cruz Astronomy Club.
44	S		Fremont Peak			California	A site used by SJAA and TAC. Home of the Fremont Peak Observatory. In Fremont Peak State Park.
45	NW		DVHS Espace Academy			California	ESpace Academy, part of Deer Valley High School In Antioch.
45	NW		Saint Mary's College Observatory			California	AKA Geissberger Observatory. Observatory of Saint Mary's College.
45	W		Ewell Observatory			California
46	NW		Concord Observatory			California	A private observatory in Concord.
47	W		San Mateo			California
48	NW		CBA Concord Observatory			California	A private Observatory. Part of the Center for Backyard Astrophysics.
48	NW		Chabot Space and Science Center			California	A science center home to the Eastbay Astronomical Society. In Oakland.
48	SW		Davenport Beach			California	A beach in Davenport.
48	W		CSM Observatory			California	Observatory of the astronomy department of College of San Mateo.
50	W		Pescadero			California
51	NW		Diablo Valley College			California	College near Concord.
51	NW		Oakland			California
52	N		Lodi			California
52	S		Maple's Observatory			California	A private observatory somewhere around Salinas.
53	N		Rio Vista			California	A town in Solano county.
53	NW		Lawrence Hall of Science			California	A public and school science center of the University of California at Berkeley.
54	S		MIRA Weaver Student Observatory			California	Public observatory of the Monterey Institute for Research in Astronomy.
54	W		Half Moon Bay			California
55	E		Merced			California
55	NE		Telegraph City			California	A site used by some members of the Stockton Astronomical Society.
57	NW		San Francisco			California	Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
57	W		Pacifica			California
58	NW		Hercules Stargazers Alternate Site			California	An observing site of the Hercules Stargazers in Hanna Ranch Park.
59	NW		San Francisco State University Observatory			California	Observatory of SFSU at Thornton Hall.
59	SE		D.A.R.C. Observatory			California	A private observatory near Mercy Hot Springs.
59	SE		Panoche Pass			California
60	NW		Foxboro Park			California	City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
60	NW		Morrison Planetarium			California	Planetarium at the California Academy of Sciences. In San Francisco.
60	S		La Mesa Urban Observatory			California	A private observatory in Monterey.
61	NW		Point Richmond			California
63	SW		Carmel			California
63	SW		Cypress Point Club			California	A golf course.
64	NW		Vallejo Observatory			California	A private observatory site close to Vallejo.
66	S		Pinnacles Campground			California	Campground at the east entrance of Pinnacles National Park.
68	S		Tularcitos Observatory			California	A site used by the Mira Observers Group
69	N		Wilton			California
69	NE		AngelKillarney s City			California	AKA Angels Camp. A town in Calaveras county.
69	NE		Don Pedro Reservoir			California	Centered on a public scenic outlook at the north end of lake and recreation area.
70	N		Elk Grove			California	Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
70	NE		Pardee Reservoir Recreation Area			California	Recreation area used as an observing site by the Stockton Astronomical Society.
70	NW		San Rafael			California	A site used by the used by the Marin Observers.
71	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).
72	N		Vacaville			California
75	E		Greeley Hill Observatory			California	A private observatory near Coulterville.
75	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.
75	NW		North Point Observatory			California	A private observatory.
76	NW		Blue Ridge			California	The general area of Blue Ridge, in the Vaca Mountains.
76	NW		Napa			California
76	S		MIRA Chews Ridge Observatory			California	Observatory of the Monterey Institute for Research in Astronomy.
80	N		Davis			California	A town in Yolo county.
81	NW		Sonoma			California
81	S		Pfeiffer Big Sur State Park			California	State park in Big Sur.
82	N		Sacramento			California	Home of the Sacrameto Valley Astronomical Association.
83	SE		Mendota Wildlife Area			California	A wildlife area a few files north-east of Tranquillity.
84	E		Eastman Lake Recreation Area			California	Recreation area used by the Central Valley Astronomers.
84	E		Mariposa Fairgrounds			California	Fairgrounds in Mariposa county.
84	N		Rancho Cordova			California	A private site of the Sacramento Valley Active Astronomers Research Group.
85	NE		Arnold Observatory			California	A private observatory.
86	E		Lee DaSilva Observatory			California	A private observatory near Madera.
87	NE		High Sierra Park			California	In the Stanislaus National Forest near Mi-Wuk Village.
88	NE		Fiddletown			California	A site about 6 miles east of Fiddletown proper.
88	NE		Heaven's Plateau			California	Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.
88	SE		Condon Peak Campground			California	A campground on BLM land.
90	E		Hensley Lake			California	Regular observing site of the Central Valley Astronomers.
90	N		Sierra Skies Observatory			California	A private observatory.
91	NW		Robert Ferguson Observatory			California	Observatory in Sugar Loaf Ridge State Park near Kenwood.
91	NW		Sonoma State University Observatory			California	observatory in Sonoma State University. Near Rohnert Park and Cotati
92	N		Buena Vista Observatory			California	A private observatory.
92	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.
93	NE		Keeton Observing Site			California	A private observing site also used by some members of the Sacramento Valley Astronomical Society
93	NW		Marshall			California	A town in Marin county by Tomales Bay.
94	E		Artis Observatory			California	A private observatory somewhere around Yosemite Lakes.
94	N		Esparto			California	Site used by the Davis Astronomers.
94	N		Folsom Lake State Recration Area			California	State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
95	S		Limekiln State Park			California	State park near Big Sur. Forcast also covers the lookout tower at Cone Peak.
97	E		Ahwahnee Hills Observatory			California	A private observatory located in Ahwahnee.
97	E		Coarsegold			California
97	NW		Angwin			California
98	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.
98	NW		Santa Rosa			California
101	NW		SPARQ Observatory			California	Observatory of SPARQ at Piner High School. In Santa Rosa.
102	E		Bayt Observatory			California	A private observatory near Coarsegold.
102	E		HOLT Observatory			California	A private observatory.
102	N		Penryn			California
102	NE		Rancho Del Sol Observatory			California	A private observatory near Camino.
102	NW		Putah Creek Observatory			California	Future site of a private observatory in Pope Valley.
104	E		Horsetail Fall			California	A seasonal waterfall in Yosemite National Park.
104	NW		Hume Observatory			California	Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
105	NE		Peddler Hill			California	A site used by the Stockton Astronomical Society.
105	NW		Occidental Observatory			California	Near Occidental.
105	SE		Fresno			California	Home of the Central Valley Astronomers.
106	N		Auburn			California	Forecast also covers the Auburn State Recreation Area
107	E		Glacier Point			California	A site of public star parties. In Yosemite National Park.
107	N		Waltz Road			California	A a spot along Waltz road. Near Wheatland.
107	NE		Donnell Vista			California	A recreation area in the Stanislaus National Forest.
107	NW		Forestville			California	A town in Sonoma county.
108	NE		Bear Valley			California	A town in Alpine county. Forecast also covers Tamarack and Lake Alpine.
109	NW		The Bishop's Ranch			California	Retreat and conference center.
110	NE		Shot Rock			California	A spot along the Carson Pass Highway.
112	N		Ghost Pine Observatory			California	A private observatory in the Upper Capay Valley.
113	NE		Ice House Observation Plateau			California
113	S		Lake San Antonio			California	A site used by SJAA and TAC
113	S		SkiesAway Remote Observatories			California	A commerical observatory hosting remote telescopes.
114	N		Tisdale Boat Launch			California	A public boat launch, though there is a fee.
116	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.
117	N		Foresthill			California
118	NW		Vista Trail			California	Trail and overlook in Sonoma County.
119	N		Yuba City Astronomical Observatory			California	A private observatory in Yuba City.
119	SE		Parkfield			California	A town in Monterey county.
120	E		Lost Valley Observatory			California	A private observatory between Yosemite and Kings Canyon in the Sierra Nevada Mountains.
120	N		Rock Hill Observatory			California	A private observatory in Grass Valley.
121	E		Shaver Lake			California
121	SE		Lemoore			California	A town in Kings county.
122	SE		Ranchita Canyon Observatory			California	A private observatory Monterey County.
125	N		Penn Valley			California
125	NW		Lake Sonoma			California	A site used by TAC
126	SE		Hanford			California
127	E		Yamada Observatory			California	A private observatory in Wonder Valley, east of Fresno.
128	NE		Lightholder Optics Observatory			California	Observatory of Lightholder Optics.
129	N		NCC Robotic Observatory			California	Observatory of Sierra College in Grass Valley.
129	NW		Clear Lake			California	Covers the Clear Lake area inclunding Boggs Mountain State Forest.
129	S		Cuesta College - North County Campus			California	A campus of Cuesta College. Site of star parties held by the Central Coast Astronomical Society.
130	N		James Clerk Maxwell Observatory			California	A private observatory near Nevada City.
131	N		Nevada City			California
131	NW		Taylor Observatory			California	A community Observatory in Kelseyville.
134	E		Conway Summit			California	A dark site 12 miles north of Lee Vinning in Mono County.
134	NE		South Lake Tahoe			California
135	N		Blue Canyon			California	Airport site used by the Sacramento Valley Astronomical Society.
135	NE		Sierra Stars Observatory			California	A private observatory near Paynesville.
135	S		Redman Observatory			California	A private observatory.
136	NE		Bridgeport Lake Private Observatory			California	A private observatory in Bridgeport Valley.
136	NE		Cottontail Observatory			California	A private observatory somewhere around Walker.
137	NE		Bertucci's Sky			Nevada	A private observatory.
137	NE		Monitor Pass			California
139	E		Crestview			California	A hill site near Crestview, a few miles north-west of Mammoth Lakes in Inyo National Forest.
139	E		Mammoth Observatory			California	A private observatory near Mammoth Lakes.
140	E		Courtright Reservoir			California	Observing site used by the Central Valley Astronomers
140	NW		Sea Ranch			California	A private ranch near Gualala.
140	S		Atascadero			California
141	NW		Galbreath Wildlands Preserve			California	Wildlife preserve of Sonoma State University.
142	NE		Gardnerville			Nevada
142	NE		Ruhenstroth Observatory			Nevada	A private observatory somewhere around Gardnerville.
142	SE		Visalia			California	A town in Tulare.
143	S		Cerro Alto Campground			California	Campground 8 miles from Morro Bay
144	N		Feather River Observatory			California	A private observatory in Oroville.
145	NE		Bodie			California
145	SE		Arthur Purcell Observatory			California	Observatory of the Tulare Astronomical Association.
146	E		Big Stump			California	An entrance to Sequoia & Kings Canyon national park. Used as a backup observing site of the Central Valley Astronomers.
146	E		Redwood Mountain View			California	A vacation rental.
146	NW		Gualala			California
147	NE		Northstar Ski Resort			California	Resort and site of commercial star tours. Near Lake Tahoe.
147	NW		Powerpoint Lookout			California	A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.)
148	NE		Virgo Skyline Observatory.			Nevada	A private observatory.
148	NE		Wellington			Nevada
149	S		Bowen Observatory			California	Observatory of Cuesta College.
150	NE		Sand Point			Nevada	In Lake Tahoe Nevada State Park, Near Incline Village.
152	E		Big Meadow			California	Observing site used by the Tulare Astronomical Association and the Central Valley Astronomers.
152	NE		Martis Creek Campground			California	A site used by the Astronomical Society of Nevada.
152	S		Cal Poly Observatory			California	Observatory of California Polytechnic State University. Near San Luis Obispo.
154	NE		Jack C. Davis Observatory			Nevada	Observatory of the Western Nevada Community College. Affiliated with the Western Nevada Astronomical Society. In Carson City
154	S		Santa Margarita Lake			California	A site in Santa Margarita Lake Regional Park used by the Central Coast Astronomcal Society.
154	SE		Navajo Flats			California	A site used by the Central Coast Astronomical Society
155	NW		Lookout Ranch			California	A private ranch.
156	E		McGee Creek			California
157	NW		Rubicon Observatory			California	A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino.
158	N		Big Bird Observatory			California	A private observatory near Paradise.
158	N		Saddleback Observatory			California	A private observatory.
159	SE		South Fork Observatory			California	A private observatory near Three Rivers.
160	NE		Washoe Zephyr Observatory			Nevada	A private observatory in Washoe Valley.
163	N		Little Grass Valley Reservoir			California	Rservoir surounded by Little Grass Valley Recreation Area with several campgrounds.
163	N		Paradise			California
165	N		Meadow View Observatory			California	A private observatory.
165	SE		Porterville			California
166	N		Chico Community Observatory			California	A community observatory in Upper Bidwell Park.
166	NE		Maclean Observatory			Nevada	Observatory of the University of Nevada, Reno.
166	S		Arroyo Grande			California
167	E		Bishop Observatory			California	A private observatory north of Bishop.
167	NE		Yerington			Nevada	A site of the RECON project
169	SE		Royer Oaks Observatory			California	An observatory with public star parties.
172	NE		Reno			Nevada	Home of the Astronomical Society of Nevada.
172	SE		Coma Via Observatory			California	An observatory near Springville.
172	SE		Springville			California	A town in Tulare county and home of the Tule River Amateur Astronomers
173	N		Buckhorn Recreation Area			California	Recreation area and campground on Black Butte Lake. Home of the Black Butte Lake Star Party.
173	NE		Fleischmann Planetarium and Science Center			Nevada	Planetarium and science center in Reno.
174	NE		Hawthorne			Nevada
175	N		Portola			California	A site of the RECON project
176	NW		Chamberlain Creek Rest Stop			California	A public rest-stop on Highway 20.
178	N		Quincy			California	A site of the RECON project
178	NE		Deer Lodge Site			Nevada	North of Reno. A site on Deer Lodge road used by the Astronomical Society of Nevada.
179	NE		Trapshoot			California	Public site used by Astronomical Society of Nevada. Near Chilcoot.
179	S		Santa Maria			California	In Santa Barbara county.

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