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			Elk Grove			California	Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
6	E		Wilton			California
14	NW		Sacramento			California	Home of the Sacrameto Valley Astronomical Association.
16	NE		Rancho Cordova			California	A private site of the Sacramento Valley Active Astronomers Research Group.
20	S		Lodi			California
22	NW		Davis			California	A town in Yolo county.
24	NE		Sierra Skies Observatory			California	A private observatory.
25	SW		Rio Vista			California	A town in Solano county.
26	NE		Folsom Lake State Recration Area			California	State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
29	E		Pardee Reservoir Recreation Area			California	Recreation area used as an observing site by the Stockton Astronomical Society.
29	NE		Buena Vista Observatory			California	A private observatory.
31	S		Stockton			California	Home of the Stockton Astronomical Society.
33	N		Penryn			California
34	W		Vacaville			California
35	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.
37	N		Waltz Road			California	A a spot along Waltz road. Near Wheatland.
37	NE		Auburn			California	Forecast also covers the Auburn State Recreation Area
37	SW		Brentwood			California	Forecast also covers Byran and Oakley.
37	SW		DVHS Espace Academy			California	ESpace Academy, part of Deer Valley High School In Antioch.
39	E		Fiddletown			California	A site about 6 miles east of Fiddletown proper.
39	W		Blue Ridge			California	The general area of Blue Ridge, in the Vaca Mountains.
40	NW		Esparto			California	Site used by the Davis Astronomers.
45	NE		Rancho Del Sol Observatory			California	A private observatory near Camino.
46	SW		Concord Observatory			California	A private observatory in Concord.
47	SW		Mount Diablo			California	Home of the Mt. Diablo Astronomical Society.
48	E		Keeton Observing Site			California	A private observing site also used by some members of the Sacramento Valley Astronomical Society
48	SE		Telegraph City			California	A site used by some members of the Stockton Astronomical Society.
49	NW		Tisdale Boat Launch			California	A public boat launch, though there is a fee.
49	SE		Green Acres Observatory			California	A private observatory.
49	SW		CBA Concord Observatory			California	A private Observatory. Part of the Center for Backyard Astrophysics.
49	SW		Diablo Valley College			California	College near Concord.
50	E		Heaven's Plateau			California	Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.
50	S		Tracy Airport			California
50	SW		Vallejo Observatory			California	A private observatory site close to Vallejo.
50	W		Napa			California
51	N		Yuba City Astronomical Observatory			California	A private observatory in Yuba City.
51	NE		Foresthill			California
51	SE		AngelKillarney s City			California	AKA Angels Camp. A town in Calaveras county.
52	N		Rock Hill Observatory			California	A private observatory in Grass Valley.
55	N		Penn Valley			California
55	SW		Foxboro Park			California	City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
55	SW		Hercules Stargazers Alternate Site			California	An observing site of the Hercules Stargazers in Hanna Ranch Park.
55	SW		Livermore			California	Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
55	SW		San Ramon			California	Site of outreach events held by the Eastbay Astronomical Society.
56	SW		DarkSights Observatory			California	A private observatory.
56	SW		Saint Mary's College Observatory			California	AKA Geissberger Observatory. Observatory of Saint Mary's College.
57	E		Arnold Observatory			California	A private observatory.
57	S		Modesto			California	Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
58	NW		Ghost Pine Observatory			California	A private observatory in the Upper Capay Valley.
59	NE		Ice House Observation Plateau			California
59	S		Del Valle			California	Site details.
59	W		Angwin			California
59	W		Putah Creek Observatory			California	Future site of a private observatory in Pope Valley.
60	N		NCC Robotic Observatory			California	Observatory of Sierra College in Grass Valley.
60	SW		Chabot Space and Science Center			California	A science center home to the Eastbay Astronomical Society. In Oakland.
60	SW		Lawrence Hall of Science			California	A public and school science center of the University of California at Berkeley.
60	W		Sonoma			California
61	E		Peddler Hill			California	A site used by the Stockton Astronomical Society.
61	N		James Clerk Maxwell Observatory			California	A private observatory near Nevada City.
61	SW		Barking Spider Observatory			California	A private observatory near Castro Valley.
62	N		Nevada City			California
62	W		Robert Ferguson Observatory			California	Observatory in Sugar Loaf Ridge State Park near Kenwood.
63	SW		Castro Valley			California
64	SW		Oakland			California
64	SW		Point Richmond			California
65	E		Shot Rock			California	A spot along the Carson Pass Highway.
65	W		North Point Observatory			California	A private observatory.
68	SE		Don Pedro Reservoir			California	Centered on a public scenic outlook at the north end of lake and recreation area.
68	SW		Fremont			California	The town in Alameda country.
69	NE		Blue Canyon			California	Airport site used by the Sacramento Valley Astronomical Society.
69	SE		Turlock			California	A town in Stanislaus county.
70	E		High Sierra Park			California	In the Stanislaus National Forest near Mi-Wuk Village.
70	S		Hidden Hill Observatory			California	Observatory of the Tri-Valley Stargazers
70	SW		San Rafael			California	A site used by the used by the Marin Observers.
70	W		Sonoma State University Observatory			California	observatory in Sonoma State University. Near Rohnert Park and Cotati
72	E		Bear Valley			California	A town in Alpine county. Forecast also covers Tamarack and Lake Alpine.
72	SW		San Francisco			California	Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
72	W		Hume Observatory			California	Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
73	W		Santa Rosa			California
74	SW		Morrison Planetarium			California	Planetarium at the California Academy of Sciences. In San Francisco.
75	N		Feather River Observatory			California	A private observatory in Oroville.
75	S		Mount Hamilton			California	Home of the Lick Observatory.
76	S		Telescope Row			California	A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
76	SW		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).
76	W		SPARQ Observatory			California	Observatory of SPARQ at Piner High School. In Santa Rosa.
77	SW		San Francisco State University Observatory			California	Observatory of SFSU at Thornton Hall.
78	E		Donnell Vista			California	A recreation area in the Stanislaus National Forest.
78	S		Newman Vista Point			California	A lookout on Interstate 5.
78	SW		San Mateo			California
79	NE		Lightholder Optics Observatory			California	Observatory of Lightholder Optics.
79	S		San Jose			California	Home of the San Jose Astronomical Association.
79	SW		Menlo Park			California
80	SE		Greeley Hill Observatory			California	A private observatory near Coulterville.
80	SW		CSM Observatory			California	Observatory of the astronomy department of College of San Mateo.
80	SW		Ewell Observatory			California
80	SW		Menlo School			California	A school with an astronomy club. In Atherton
81	SW		Mountain View			California
81	SW		Stanford			California	Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
81	SW		Stanford Faculty Observatory			California	A private observatory of a faculty member of Stanford University.
82	SW		Greenhawk Observatory			California	A private observatory.
82	SW		Pacifica			California
82	W		Forestville			California	A town in Sonoma county.
82	W		The Bishop's Ranch			California	Retreat and conference center.
83	S		Santa Teresa Spring			California
83	SW		Cupertino			California
83	SW		Foothill Observatory			California	Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
84	NE		South Lake Tahoe			California
84	NW		Clear Lake			California	Covers the Clear Lake area inclunding Boggs Mountain State Forest.
84	W		Marshall			California	A town in Marin county by Tomales Bay.
84	W		Occidental Observatory			California	Near Occidental.
85	S		Henry Coe State Park			California	A site used by SJAA and TAC
85	SW		Vista Hill			California	A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
86	S		Ross Creek Observatory			California	A private observatory in San Jose.
87	NW		Taylor Observatory			California	A community Observatory in Kelseyville.
87	SW		Half Moon Bay			California
87	SW		Montebello			California	Montebello Open Space Preserve is a site used by TAC
87	SW		Saratoga			California
88	NE		Northstar Ski Resort			California	Resort and site of commercial star tours. Near Lake Tahoe.
89	N		Big Bird Observatory			California	A private observatory near Paradise.
89	N		Saddleback Observatory			California	A private observatory.
89	SE		Plettstone			California	Home of the Dale Jay Steed Observatory, a private observatory. A site used by members of TAC and the SJAA. Near Mariposa.
90	S		Coyote Lake			California	A county park used by members of the SJAA and TAC.Near Gilroy.
90	S		Dowdy Ranch Visitor Center			California	South-eastern visitors center of Henry Coe State Park.
90	S		Morgan Hill			California
90	S		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.
90	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.
91	E		Bertucci's Sky			Nevada	A private observatory.
91	E		Sierra Stars Observatory			California	A private observatory near Paynesville.
91	S		BREIT IDEAS Observatory			California	A private observatory outside Morgan Hill.
91	SE		Merced			California
91	SW		Oak Ridge Observatory			California	Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
92	NE		Martis Creek Campground			California	A site used by the Astronomical Society of Nevada.
93	N		Little Grass Valley Reservoir			California	Rservoir surounded by Little Grass Valley Recreation Area with several campgrounds.
93	S		Pacheco State Park			California	A state park used as a dark sky site.
94	N		Paradise			California
94	S		Dinosaur Point			California	A site used by SJAA and TAC
94	S		Summit View Observatory			California	A private observatory in the Santa Cruz Mountains.
94	W		Lake Sonoma			California	A site used by TAC
95	NE		Gardnerville			Nevada
95	NE		Sand Point			Nevada	In Lake Tahoe Nevada State Park, Near Incline Village.
96	E		Monitor Pass			California
97	N		Meadow View Observatory			California	A private observatory.
97	SW		Pescadero			California
97	W		Vista Trail			California	Trail and overlook in Sonoma County.
98	E		Ruhenstroth Observatory			Nevada	A private observatory somewhere around Gardnerville.
98	N		Chico Community Observatory			California	A community observatory in Upper Bidwell Park.
98	SW		Holmes Observatory			California	A private observatory near Lompico.
99	NE		Virgo Skyline Observatory.			Nevada	A private observatory.
100	NE		Jack C. Davis Observatory			Nevada	Observatory of the Western Nevada Community College. Affiliated with the Western Nevada Astronomical Society. In Carson City
101	SE		Mariposa Fairgrounds			California	Fairgrounds in Mariposa county.
101	SW		Bonny Doon Airfield			California	A site used by the Santa Cruz Astronomy Club.
102	NW		Powerpoint Lookout			California	A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.)
102	S		Cabrillo College Observatory			California	Observatory of Cabrillo College.
103	S		Hidden Valley Observatory			California	A private observatory near Soquel.
104	E		Cottontail Observatory			California	A private observatory somewhere around Walker.
104	S		Baskin Engineering Observatory			California	An observatory of the University of California, Santa Cruz.
105	NE		Washoe Zephyr Observatory			Nevada	A private observatory in Washoe Valley.
106	S		Santa Cruz			California	Home of the Santa Cruz Astronomy Club.
106	SE		Horsetail Fall			California	A seasonal waterfall in Yosemite National Park.
107	SW		Davenport Beach			California	A beach in Davenport.
108	N		Quincy			California	A site of the RECON project
108	NE		Portola			California	A site of the RECON project
108	W		Galbreath Wildlands Preserve			California	Wildlife preserve of Sonoma State University.
109	SE		Glacier Point			California	A site of public star parties. In Yosemite National Park.
110	E		Wellington			Nevada
110	NE		Maclean Observatory			Nevada	Observatory of the University of Nevada, Reno.
111	NW		Buckhorn Recreation Area			California	Recreation area and campground on Black Butte Lake. Home of the Black Butte Lake Star Party.
112	SE		Eastman Lake Recreation Area			California	Recreation area used by the Central Valley Astronomers.
113	NW		Rubicon Observatory			California	A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino.
114	NE		Reno			Nevada	Home of the Astronomical Society of Nevada.
114	NE		Trapshoot			California	Public site used by Astronomical Society of Nevada. Near Chilcoot.
114	S		Fremont Peak			California	A site used by SJAA and TAC. Home of the Fremont Peak Observatory. In Fremont Peak State Park.
114	W		Sea Ranch			California	A private ranch near Gualala.
115	NE		Fleischmann Planetarium and Science Center			Nevada	Planetarium and science center in Reno.
115	SE		Ahwahnee Hills Observatory			California	A private observatory located in Ahwahnee.
117	E		Bridgeport Lake Private Observatory			California	A private observatory in Bridgeport Valley.
117	NE		Deer Lodge Site			Nevada	North of Reno. A site on Deer Lodge road used by the Astronomical Society of Nevada.
119	W		Gualala			California

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