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			Pardee Reservoir Recreation Area			California	Recreation area used as an observing site by the Stockton Astronomical Society.
18	NE		Fiddletown			California	A site about 6 miles east of Fiddletown proper.
23	SE		AngelKillarney s City			California	AKA Angels Camp. A town in Calaveras county.
23	W		Wilton			California
24	E		Heaven's Plateau			California	Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.
25	NE		Keeton Observing Site			California	A private observing site also used by some members of the Sacramento Valley Astronomical Society
25	S		Telegraph City			California	A site used by some members of the Stockton Astronomical Society.
25	SW		Lodi			California
27	N		Buena Vista Observatory			California	A private observatory.
27	NW		Rancho Cordova			California	A private site of the Sacramento Valley Active Astronomers Research Group.
29	E		Arnold Observatory			California	A private observatory.
29	NW		Sierra Skies Observatory			California	A private observatory.
29	W		Elk Grove			California	Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
31	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.
32	SW		Stockton			California	Home of the Stockton Astronomical Society.
33	N		Rancho Del Sol Observatory			California	A private observatory near Camino.
34	S		Green Acres Observatory			California	A private observatory.
35	NW		Folsom Lake State Recration Area			California	State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
38	NE		Peddler Hill			California	A site used by the Stockton Astronomical Society.
40	NW		Sacramento			California	Home of the Sacrameto Valley Astronomical Association.
42	E		High Sierra Park			California	In the Stanislaus National Forest near Mi-Wuk Village.
42	NW		Penryn			California
42	SE		Don Pedro Reservoir			California	Centered on a public scenic outlook at the north end of lake and recreation area.
43	NE		Ice House Observation Plateau			California
43	NE		Shot Rock			California	A spot along the Carson Pass Highway.
44	N		Auburn			California	Forecast also covers the Auburn State Recreation Area
45	S		Modesto			California	Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
46	E		Bear Valley			California	A town in Alpine county. Forecast also covers Tamarack and Lake Alpine.
46	W		Rio Vista			California	A town in Solano county.
51	E		Donnell Vista			California	A recreation area in the Stanislaus National Forest.
51	N		Foresthill			California
51	SW		Brentwood			California	Forecast also covers Byran and Oakley.
51	W		Davis			California	A town in Yolo county.
52	SW		Tracy Airport			California
53	SE		Greeley Hill Observatory			California	A private observatory near Coulterville.
54	NW		Waltz Road			California	A a spot along Waltz road. Near Wheatland.
55	S		Turlock			California	A town in Stanislaus county.
55	W		DVHS Espace Academy			California	ESpace Academy, part of Deer Valley High School In Antioch.
57	N		Rock Hill Observatory			California	A private observatory in Grass Valley.
60	NE		Lightholder Optics Observatory			California	Observatory of Lightholder Optics.
61	W		Vacaville			California
63	SW		Mount Diablo			California	Home of the Mt. Diablo Astronomical Society.
64	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.
64	SW		Livermore			California	Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
64	W		Concord Observatory			California	A private observatory in Concord.
65	N		Penn Valley			California
65	SW		Del Valle			California	Site details.
66	N		NCC Robotic Observatory			California	Observatory of Sierra College in Grass Valley.
66	NE		South Lake Tahoe			California
67	W		Blue Ridge			California	The general area of Blue Ridge, in the Vaca Mountains.
68	N		Blue Canyon			California	Airport site used by the Sacramento Valley Astronomical Society.
68	N		James Clerk Maxwell Observatory			California	A private observatory near Nevada City.
68	N		Nevada City			California
68	NW		Esparto			California	Site used by the Davis Astronomers.
68	W		CBA Concord Observatory			California	A private Observatory. Part of the Center for Backyard Astrophysics.
69	NE		Sierra Stars Observatory			California	A private observatory near Paynesville.
69	S		Newman Vista Point			California	A lookout on Interstate 5.
69	SW		San Ramon			California	Site of outreach events held by the Eastbay Astronomical Society.
69	W		Diablo Valley College			California	College near Concord.
70	SW		DarkSights Observatory			California	A private observatory.
70	SW		Hidden Hill Observatory			California	Observatory of the Tri-Valley Stargazers
71	NE		Bertucci's Sky			Nevada	A private observatory.
71	NW		Yuba City Astronomical Observatory			California	A private observatory in Yuba City.
71	S		Merced			California
73	NE		Monitor Pass			California
73	NW		Tisdale Boat Launch			California	A public boat launch, though there is a fee.
74	SW		Saint Mary's College Observatory			California	AKA Geissberger Observatory. Observatory of Saint Mary's College.
74	W		Vallejo Observatory			California	A private observatory site close to Vallejo.
75	NE		Gardnerville			Nevada
76	SE		Mariposa Fairgrounds			California	Fairgrounds in Mariposa county.
77	NE		Northstar Ski Resort			California	Resort and site of commercial star tours. Near Lake Tahoe.
77	NE		Ruhenstroth Observatory			Nevada	A private observatory somewhere around Gardnerville.
77	SW		Barking Spider Observatory			California	A private observatory near Castro Valley.
77	SW		Mount Hamilton			California	Home of the Lick Observatory.
77	W		Hercules Stargazers Alternate Site			California	An observing site of the Hercules Stargazers in Hanna Ranch Park.
77	W		Napa			California
78	SE		Horsetail Fall			California	A seasonal waterfall in Yosemite National Park.
78	SW		Castro Valley			California
78	W		Foxboro Park			California	City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
79	E		Cottontail Observatory			California	A private observatory somewhere around Walker.
79	SW		Chabot Space and Science Center			California	A science center home to the Eastbay Astronomical Society. In Oakland.
80	SE		Glacier Point			California	A site of public star parties. In Yosemite National Park.
80	SW		Fremont			California	The town in Alameda country.
80	SW		Telescope Row			California	A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
80	W		Lawrence Hall of Science			California	A public and school science center of the University of California at Berkeley.
81	NE		Sand Point			Nevada	In Lake Tahoe Nevada State Park, Near Incline Village.
81	NE		Virgo Skyline Observatory.			Nevada	A private observatory.
82	NE		Martis Creek Campground			California	A site used by the Astronomical Society of Nevada.
83	SW		Oakland			California
85	NE		Jack C. Davis Observatory			Nevada	Observatory of the Western Nevada Community College. Affiliated with the Western Nevada Astronomical Society. In Carson City
85	S		Dowdy Ranch Visitor Center			California	South-eastern visitors center of Henry Coe State Park.
85	SW		Henry Coe State Park			California	A site used by SJAA and TAC
86	NW		Ghost Pine Observatory			California	A private observatory in the Upper Capay Valley.
86	S		Dinosaur Point			California	A site used by SJAA and TAC
86	SW		San Jose			California	Home of the San Jose Astronomical Association.
86	SW		Santa Teresa Spring			California
86	W		Point Richmond			California
86	W		Sonoma			California
87	E		Wellington			Nevada
87	S		Pacheco State Park			California	A state park used as a dark sky site.
87	W		Putah Creek Observatory			California	Future site of a private observatory in Pope Valley.
88	W		Angwin			California
89	E		Bridgeport Lake Private Observatory			California	A private observatory in Bridgeport Valley.
89	SE		Ahwahnee Hills Observatory			California	A private observatory located in Ahwahnee.
89	SE		Eastman Lake Recreation Area			California	Recreation area used by the Central Valley Astronomers.
89	SW		Coyote Lake			California	A county park used by members of the SJAA and TAC.Near Gilroy.
90	N		Feather River Observatory			California	A private observatory in Oroville.
90	W		North Point Observatory			California	A private observatory.
90	W		Robert Ferguson Observatory			California	Observatory in Sugar Loaf Ridge State Park near Kenwood.
91	NE		Washoe Zephyr Observatory			Nevada	A private observatory in Washoe Valley.
91	SW		Greenhawk Observatory			California	A private observatory.
91	SW		Morgan Hill			California
91	SW		Mountain View			California
92	E		Conway Summit			California	A dark site 12 miles north of Lee Vinning in Mono County.
92	SW		Cupertino			California
92	SW		Menlo Park			California
92	SW		Menlo School			California	A school with an astronomy club. In Atherton
92	W		San Francisco			California	Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
93	N		Saddleback Observatory			California	A private observatory.
93	SW		BREIT IDEAS Observatory			California	A private observatory outside Morgan Hill.
93	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.
93	SW		Ross Creek Observatory			California	A private observatory in San Jose.
93	SW		Stanford			California	Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
93	SW		Stanford Faculty Observatory			California	A private observatory of a faculty member of Stanford University.
93	W		San Rafael			California	A site used by the used by the Marin Observers.
94	SW		Ewell Observatory			California
94	SW		Foothill Observatory			California	Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
94	SW		San Mateo			California
94	W		Morrison Planetarium			California	Planetarium at the California Academy of Sciences. In San Francisco.
95	SE		HOLT Observatory			California	A private observatory.
95	SW		CSM Observatory			California	Observatory of the astronomy department of College of San Mateo.
95	SW		Saratoga			California
96	SE		Bayt Observatory			California	A private observatory near Coarsegold.
96	SW		San Francisco State University Observatory			California	Observatory of SFSU at Thornton Hall.
96	SW		Vista Hill			California	A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
97	NE		Maclean Observatory			Nevada	Observatory of the University of Nevada, Reno.
97	SE		Artis Observatory			California	A private observatory somewhere around Yosemite Lakes.
97	SE		Coarsegold			California
97	SE		Hensley Lake			California	Regular observing site of the Central Valley Astronomers.
97	W		Sonoma State University Observatory			California	observatory in Sonoma State University. Near Rohnert Park and Cotati
98	SW		Montebello			California	Montebello Open Space Preserve is a site used by TAC
99	E		Bodie			California
99	SW		Oak Ridge Observatory			California	Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
99	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).
100	N		Little Grass Valley Reservoir			California	Rservoir surounded by Little Grass Valley Recreation Area with several campgrounds.
100	SW		Pacifica			California
100	SW		Summit View Observatory			California	A private observatory in the Santa Cruz Mountains.
101	SE		Lee DaSilva Observatory			California	A private observatory near Madera.
101	W		Hume Observatory			California	Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
101	W		Santa Rosa			California
103	NE		Reno			Nevada	Home of the Astronomical Society of Nevada.
103	SW		Half Moon Bay			California
104	N		Big Bird Observatory			California	A private observatory near Paradise.
104	NE		Fleischmann Planetarium and Science Center			Nevada	Planetarium and science center in Reno.
104	NE		Yerington			Nevada	A site of the RECON project
104	SW		Holmes Observatory			California	A private observatory near Lompico.
104	W		SPARQ Observatory			California	Observatory of SPARQ at Piner High School. In Santa Rosa.
106	SW		Cabrillo College Observatory			California	Observatory of Cabrillo College.
107	N		Portola			California	A site of the RECON project
108	SW		Hidden Valley Observatory			California	A private observatory near Soquel.
109	E		Crestview			California	A hill site near Crestview, a few miles north-west of Mammoth Lakes in Inyo National Forest.
109	NE		Deer Lodge Site			Nevada	North of Reno. A site on Deer Lodge road used by the Astronomical Society of Nevada.
109	S		D.A.R.C. Observatory			California	A private observatory near Mercy Hot Springs.
109	SW		Bonny Doon Airfield			California	A site used by the Santa Cruz Astronomy Club.
109	SW		Pescadero			California
110	N		Paradise			California
110	N		Trapshoot			California	Public site used by Astronomical Society of Nevada. Near Chilcoot.
110	SW		Baskin Engineering Observatory			California	An observatory of the University of California, Santa Cruz.
110	W		Forestville			California	A town in Sonoma county.
110	W		Marshall			California	A town in Marin county by Tomales Bay.
110	W		The Bishop's Ranch			California	Retreat and conference center.
111	S		Fremont Peak			California	A site used by SJAA and TAC. Home of the Fremont Peak Observatory. In Fremont Peak State Park.
111	SW		Santa Cruz			California	Home of the Santa Cruz Astronomy Club.
112	E		Mammoth Observatory			California	A private observatory near Mammoth Lakes.
112	NW		Clear Lake			California	Covers the Clear Lake area inclunding Boggs Mountain State Forest.
112	W		Occidental Observatory			California	Near Occidental.
114	N		Quincy			California	A site of the RECON project
114	S		Mendota Wildlife Area			California	A wildlife area a few files north-east of Tranquillity.
114	SW		Davenport Beach			California	A beach in Davenport.
115	NW		Chico Community Observatory			California	A community observatory in Upper Bidwell Park.
115	NW		Meadow View Observatory			California	A private observatory.
115	S		Panoche Pass			California
115	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.
116	NW		Taylor Observatory			California	A community Observatory in Kelseyville.
116	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.
117	SE		Lost Valley Observatory			California	A private observatory between Yosemite and Kings Canyon in the Sierra Nevada Mountains.
117	SE		Shaver Lake			California
120	E		McGee Creek			California
120	S		Maple's Observatory			California	A private observatory somewhere around Salinas.
122	E		Hawthorne			Nevada
122	SE		Fresno			California	Home of the Central Valley Astronomers.
122	W		Lake Sonoma			California	A site used by TAC
123	NE		Gas Line Road			Nevada	South of Fernley. A site used by the Astronomical Society of Nevada.
124	NE		Range Land			Nevada	A private site of the Astronomical Society of Nevada.
124	SW		MIRA Weaver Student Observatory			California	Public observatory of the Monterey Institute for Research in Astronomy.
125	S		Pinnacles Campground			California	Campground at the east entrance of Pinnacles National Park.
125	W		Vista Trail			California	Trail and overlook in Sonoma County.
128	N		Greenville			California	A site of the RECON project
130	NW		Powerpoint Lookout			California	A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.)
130	SW		La Mesa Urban Observatory			California	A private observatory in Monterey.
133	NW		Buckhorn Recreation Area			California	Recreation area and campground on Black Butte Lake. Home of the Black Butte Lake Star Party.
133	SE		Courtright Reservoir			California	Observing site used by the Central Valley Astronomers
133	SW		Carmel			California
133	SW		Cypress Point Club			California	A golf course.
134	SE		Yamada Observatory			California	A private observatory in Wonder Valley, east of Fresno.
136	S		Tularcitos Observatory			California	A site used by the Mira Observers Group
137	W		Galbreath Wildlands Preserve			California	Wildlife preserve of Sonoma State University.
138	S		Condon Peak Campground			California	A campground on BLM land.
141	NW		Rubicon Observatory			California	A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino.
142	S		MIRA Chews Ridge Observatory			California	Observatory of the Monterey Institute for Research in Astronomy.
143	W		Sea Ranch			California	A private ranch near Gualala.
144	N		Bateson Observatory			California	A private observatory near Susanville.
144	NE		Grimes Point			Nevada	In Fallon. A site used by the Astronomical Society of Nevada.
147	SE		Bishop Observatory			California	A private observatory north of Bishop.
148	E		Pinchot Creek			Nevada	On BLM land.
148	W		Gualala			California
149	S		Pfeiffer Big Sur State Park			California	State park in Big Sur.
149	SE		Lemoore			California	A town in Kings county.
150	SE		Big Stump			California	An entrance to Sequoia & Kings Canyon national park. Used as a backup observing site of the Central Valley Astronomers.
151	SE		Hanford			California
151	SE		Redwood Mountain View			California	A vacation rental.
152	W		Lookout Ranch			California	A private ranch.
154	SE		Big Meadow			California	Observing site used by the Tulare Astronomical Association and the Central Valley Astronomers.
157	N		Lassen National Park			California	Two sites used by TAC: Devastated Area and Bumpass Hell. No, really. I'm not making this up.
160	S		Limekiln State Park			California	State park near Big Sur. Forcast also covers the lookout tower at Cone Peak.
160	SE		Grandview Campground			California	A dark sky campground. In the White-Inyo Mountains in Big Pine.
160	SE		Visalia			California	A town in Tulare.
161	N		Wilson Hill Observatory			California	A private observatory near Shingletown.
163	NW		Chamberlain Creek Rest Stop			California	A public rest-stop on Highway 20.
164	NW		Cottonwood			California	A town in Shasta county.
164	SE		CARMA			California	An array of millimeter-wave radio telescopes.
165	N		Eagle Lake			California	Site of public astronomy session by Bateson Observatory personnel.
167	S		Parkfield			California	A town in Monterey county.
168	E		Monte Cristo's Castle			Nevada	Area around an impressive rock formation. Used as an observing site by the Tonopah Astronomical Society.
168	NE		First Light Observatory			Nevada	A private observatory
168	SE		Arthur Purcell Observatory			California	Observatory of the Tulare Astronomical Association.
169	SE		South Fork Observatory			California	A private observatory near Three Rivers.
170	E		Deep Springs Observatory			California	Observatory at Deep Springs College.
170	NW		Starry Kingdom Observatory			California	A private observatory in Laytonville.
171	S		Lake San Antonio			California	A site used by SJAA and TAC
171	S		SkiesAway Remote Observatories			California	A commerical observatory hosting remote telescopes.
173	NW		Mendocino			California
173	S		Ranchita Canyon Observatory			California	A private observatory Monterey County.
174	SE		Papoose Flat			California	A public spot in the Inyo Mountains southeast of Big Pine.
178	SE		Independence Creek Campground			California	Campground in a Inyo County.
179	NW		Schreder Planetarium			California	A planetarium with public observing sessions. In Redding.

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