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

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