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			Buena Vista Observatory			California	A private observatory.
< 15			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.
< 15			Folsom Lake State Recration Area			California	State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
< 15			Rancho Cordova			California	A private site of the Sacramento Valley Active Astronomers Research Group.
< 15			Sierra Skies Observatory			California	A private observatory.
17	N		Auburn			California	Forecast also covers the Auburn State Recreation Area
17	NW		Penryn			California
18	E		Rancho Del Sol Observatory			California	A private observatory near Camino.
20	SE		Fiddletown			California	A site about 6 miles east of Fiddletown proper.
25	N		Foresthill			California
26	SW		Wilton			California
27	S		Pardee Reservoir Recreation Area			California	Recreation area used as an observing site by the Stockton Astronomical Society.
27	SE		Keeton Observing Site			California	A private observing site also used by some members of the Sacramento Valley Astronomical Society
29	SW		Elk Grove			California	Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
29	W		Sacramento			California	Home of the Sacrameto Valley Astronomical Association.
30	N		Rock Hill Observatory			California	A private observatory in Grass Valley.
30	NW		Waltz Road			California	A a spot along Waltz road. Near Wheatland.
32	E		Ice House Observation Plateau			California
35	SE		Heaven's Plateau			California	Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.
38	E		Peddler Hill			California	A site used by the Stockton Astronomical Society.
38	N		Penn Valley			California
39	N		NCC Robotic Observatory			California	Observatory of Sierra College in Grass Valley.
40	N		James Clerk Maxwell Observatory			California	A private observatory near Nevada City.
41	E		Shot Rock			California	A spot along the Carson Pass Highway.
41	N		Nevada City			California
41	SW		Lodi			California
43	N		Blue Canyon			California	Airport site used by the Sacramento Valley Astronomical Society.
43	W		Davis			California	A town in Yolo county.
46	SE		Arnold Observatory			California	A private observatory.
47	NW		Yuba City Astronomical Observatory			California	A private observatory in Yuba City.
48	SE		AngelKillarney s City			California	AKA Angels Camp. A town in Calaveras county.
52	E		Bear Valley			California	A town in Alpine county. Forecast also covers Tamarack and Lake Alpine.
52	E		Lightholder Optics Observatory			California	Observatory of Lightholder Optics.
52	NW		Tisdale Boat Launch			California	A public boat launch, though there is a fee.
53	S		Stockton			California	Home of the Stockton Astronomical Society.
53	S		Telegraph City			California	A site used by some members of the Stockton Astronomical Society.
53	SW		Rio Vista			California	A town in Solano county.
56	E		South Lake Tahoe			California
57	W		Esparto			California	Site used by the Davis Astronomers.
59	NE		Northstar Ski Resort			California	Resort and site of commercial star tours. Near Lake Tahoe.
60	S		Green Acres Observatory			California	A private observatory.
60	SE		High Sierra Park			California	In the Stanislaus National Forest near Mi-Wuk Village.
60	W		Vacaville			California
61	E		Donnell Vista			California	A recreation area in the Stanislaus National Forest.
63	NE		Martis Creek Campground			California	A site used by the Astronomical Society of Nevada.
63	NW		Feather River Observatory			California	A private observatory in Oroville.
64	E		Bertucci's Sky			Nevada	A private observatory.
64	W		Blue Ridge			California	The general area of Blue Ridge, in the Vaca Mountains.
65	E		Sierra Stars Observatory			California	A private observatory near Paynesville.
65	SW		Brentwood			California	Forecast also covers Byran and Oakley.
65	SW		DVHS Espace Academy			California	ESpace Academy, part of Deer Valley High School In Antioch.
66	NE		Sand Point			Nevada	In Lake Tahoe Nevada State Park, Near Incline Village.
67	N		Saddleback Observatory			California	A private observatory.
67	SE		Don Pedro Reservoir			California	Centered on a public scenic outlook at the north end of lake and recreation area.
68	E		Gardnerville			Nevada
70	E		Monitor Pass			California
71	E		Ruhenstroth Observatory			Nevada	A private observatory somewhere around Gardnerville.
71	W		Ghost Pine Observatory			California	A private observatory in the Upper Capay Valley.
72	E		Virgo Skyline Observatory.			Nevada	A private observatory.
72	NE		Jack C. Davis Observatory			Nevada	Observatory of the Western Nevada Community College. Affiliated with the Western Nevada Astronomical Society. In Carson City
72	S		Modesto			California	Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
73	N		Little Grass Valley Reservoir			California	Rservoir surounded by Little Grass Valley Recreation Area with several campgrounds.
73	S		Tracy Airport			California
74	SW		Concord Observatory			California	A private observatory in Concord.
75	SW		Mount Diablo			California	Home of the Mt. Diablo Astronomical Society.
76	W		Napa			California
77	NE		Washoe Zephyr Observatory			Nevada	A private observatory in Washoe Valley.
77	SE		Greeley Hill Observatory			California	A private observatory near Coulterville.
77	SW		CBA Concord Observatory			California	A private Observatory. Part of the Center for Backyard Astrophysics.
77	W		Putah Creek Observatory			California	Future site of a private observatory in Pope Valley.
78	NW		Big Bird Observatory			California	A private observatory near Paradise.
78	SW		Diablo Valley College			California	College near Concord.
78	SW		Vallejo Observatory			California	A private observatory site close to Vallejo.
81	NE		Maclean Observatory			Nevada	Observatory of the University of Nevada, Reno.
81	SW		Livermore			California	Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
81	W		Angwin			California
82	E		Cottontail Observatory			California	A private observatory somewhere around Walker.
82	N		Portola			California	A site of the RECON project
82	S		Turlock			California	A town in Stanislaus county.
83	NW		Paradise			California
83	SW		San Ramon			California	Site of outreach events held by the Eastbay Astronomical Society.
84	SW		Del Valle			California	Site details.
84	SW		DarkSights Observatory			California	A private observatory.
84	SW		Foxboro Park			California	City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
84	SW		Hercules Stargazers Alternate Site			California	An observing site of the Hercules Stargazers in Hanna Ranch Park.
85	NE		Reno			Nevada	Home of the Astronomical Society of Nevada.
85	SW		Saint Mary's College Observatory			California	AKA Geissberger Observatory. Observatory of Saint Mary's College.
85	W		Robert Ferguson Observatory			California	Observatory in Sugar Loaf Ridge State Park near Kenwood.
85	W		Sonoma			California
86	E		Wellington			Nevada
86	NE		Fleischmann Planetarium and Science Center			Nevada	Planetarium and science center in Reno.
87	N		Quincy			California	A site of the RECON project
87	NE		Trapshoot			California	Public site used by Astronomical Society of Nevada. Near Chilcoot.
89	NE		Deer Lodge Site			Nevada	North of Reno. A site on Deer Lodge road used by the Astronomical Society of Nevada.
89	NW		Chico Community Observatory			California	A community observatory in Upper Bidwell Park.
89	NW		Meadow View 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.
89	SW		Chabot Space and Science Center			California	A science center home to the Eastbay Astronomical Society. In Oakland.
89	SW		Lawrence Hall of Science			California	A public and school science center of the University of California at Berkeley.
90	SW		Barking Spider Observatory			California	A private observatory near Castro Valley.
91	SW		Castro Valley			California
92	S		Hidden Hill Observatory			California	Observatory of the Tri-Valley Stargazers
92	SW		North Point Observatory			California	A private observatory.
93	SW		Oakland			California
93	SW		Point Richmond			California
94	W		Hume Observatory			California	Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
95	S		Newman Vista Point			California	A lookout on Interstate 5.
95	W		Sonoma State University Observatory			California	observatory in Sonoma State University. Near Rohnert Park and Cotati
96	SW		Fremont			California	The town in Alameda country.
96	W		Santa Rosa			California
97	SE		Horsetail Fall			California	A seasonal waterfall in Yosemite National Park.
98	E		Bridgeport Lake Private Observatory			California	A private observatory in Bridgeport Valley.
98	S		Merced			California
98	SW		San Rafael			California	A site used by the used by the Marin Observers.
98	W		Clear Lake			California	Covers the Clear Lake area inclunding Boggs Mountain State Forest.
99	E		Yerington			Nevada	A site of the RECON project
99	S		Mount Hamilton			California	Home of the Lick Observatory.
99	W		SPARQ Observatory			California	Observatory of SPARQ at Piner High School. In Santa Rosa.
100	SE		Glacier Point			California	A site of public star parties. In Yosemite National Park.
100	SE		Mariposa Fairgrounds			California	Fairgrounds in Mariposa county.
101	N		Greenville			California	A site of the RECON project
101	SW		San Francisco			California	Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
101	SW		Telescope Row			California	A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
102	W		Taylor Observatory			California	A community Observatory in Kelseyville.
103	SW		Morrison Planetarium			California	Planetarium at the California Academy of Sciences. In San Francisco.
104	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).
104	W		The Bishop's Ranch			California	Retreat and conference center.
105	E		Conway Summit			California	A dark site 12 miles north of Lee Vinning in Mono County.
105	NE		Range Land			Nevada	A private site of the Astronomical Society of Nevada.
105	SW		San Francisco State University Observatory			California	Observatory of SFSU at Thornton Hall.
105	SW		San Jose			California	Home of the San Jose Astronomical Association.
105	W		Forestville			California	A town in Sonoma county.
107	S		Santa Teresa Spring			California
107	SW		Menlo Park			California
107	SW		San Mateo			California
107	W		Occidental Observatory			California	Near Occidental.
108	S		Henry Coe State Park			California	A site used by SJAA and TAC
108	SW		Ewell Observatory			California
108	SW		Menlo School			California	A school with an astronomy club. In Atherton
108	SW		Mountain View			California
109	E		Bodie			California
109	NW		Buckhorn Recreation Area			California	Recreation area and campground on Black Butte Lake. Home of the Black Butte Lake Star Party.
109	SW		CSM Observatory			California	Observatory of the astronomy department of College of San Mateo.
109	SW		Greenhawk Observatory			California	A private observatory.
109	SW		Stanford			California	Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
109	SW		Stanford Faculty Observatory			California	A private observatory of a faculty member of Stanford University.
110	S		Dowdy Ranch Visitor Center			California	South-eastern visitors center of Henry Coe State Park.
110	SW		Cupertino			California
110	W		Marshall			California	A town in Marin county by Tomales Bay.
111	NE		Gas Line Road			Nevada	South of Fernley. A site used by the Astronomical Society of Nevada.
111	SW		Foothill Observatory			California	Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
111	SW		Pacifica			California
112	S		Coyote Lake			California	A county park used by members of the SJAA and TAC.Near Gilroy.
112	S		Dinosaur Point			California	A site used by SJAA and TAC
112	S		Pacheco State Park			California	A state park used as a dark sky site.
112	SE		Ahwahnee Hills Observatory			California	A private observatory located in Ahwahnee.
112	SW		Ross Creek Observatory			California	A private observatory in San Jose.
112	SW		Vista Hill			California	A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
113	S		Morgan Hill			California
113	SW		Saratoga			California
113	W		Lake Sonoma			California	A site used by TAC
114	SE		Eastman Lake Recreation Area			California	Recreation area used by the Central Valley Astronomers.
114	SW		Montebello			California	Montebello Open Space Preserve is a site used by TAC
114	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.
114	W		Powerpoint Lookout			California	A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.)
115	S		BREIT IDEAS Observatory			California	A private observatory outside Morgan Hill.
115	SW		Half Moon Bay			California
117	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.
118	N		Bateson Observatory			California	A private observatory near Susanville.
118	SW		Oak Ridge Observatory			California	Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
119	SE		HOLT Observatory			California	A private observatory.
120	SE		Bayt Observatory			California	A private observatory near Coarsegold.
120	SW		Summit View Observatory			California	A private observatory in the Santa Cruz Mountains.
120	W		Vista Trail			California	Trail and overlook in Sonoma County.
121	SE		Coarsegold			California
122	SE		Artis Observatory			California	A private observatory somewhere around Yosemite Lakes.
122	SE		Hensley Lake			California	Regular observing site of the Central Valley Astronomers.
124	SE		Crestview			California	A hill site near Crestview, a few miles north-west of Mammoth Lakes in Inyo National Forest.
124	SW		Holmes Observatory			California	A private observatory near Lompico.
125	SW		Pescadero			California
126	W		Galbreath Wildlands Preserve			California	Wildlife preserve of Sonoma State University.
126	W		Rubicon Observatory			California	A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino.
127	E		Hawthorne			Nevada
127	SE		Lee DaSilva Observatory			California	A private observatory near Madera.
127	SW		Cabrillo College Observatory			California	Observatory of Cabrillo College.
128	SW		Bonny Doon Airfield			California	A site used by the Santa Cruz Astronomy Club.
129	SE		Mammoth Observatory			California	A private observatory near Mammoth Lakes.
129	SW		Hidden Valley Observatory			California	A private observatory near Soquel.
130	N		Lassen National Park			California	Two sites used by TAC: Devastated Area and Bumpass Hell. No, really. I'm not making this up.
130	SW		Baskin Engineering Observatory			California	An observatory of the University of California, Santa Cruz.
131	SW		Santa Cruz			California	Home of the Santa Cruz Astronomy Club.
133	SE		McGee Creek			California
133	SW		Davenport Beach			California	A beach in Davenport.
134	N		Wilson Hill Observatory			California	A private observatory near Shingletown.
134	W		Sea Ranch			California	A private ranch near Gualala.
136	NE		Grimes Point			Nevada	In Fallon. A site used by the Astronomical Society of Nevada.
136	S		D.A.R.C. Observatory			California	A private observatory near Mercy Hot Springs.
136	S		Fremont Peak			California	A site used by SJAA and TAC. Home of the Fremont Peak Observatory. In Fremont Peak State Park.
138	N		Eagle Lake			California	Site of public astronomy session by Bateson Observatory personnel.
138	NW		Cottonwood			California	A town in Shasta county.
139	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.
139	W		Gualala			California
140	SE		Lost Valley Observatory			California	A private observatory between Yosemite and Kings Canyon in the Sierra Nevada Mountains.
140	SE		Shaver Lake			California
141	S		Panoche Pass			California
141	W		Lookout Ranch			California	A private ranch.
142	S		Mendota Wildlife Area			California	A wildlife area a few files north-east of Tranquillity.
144	S		Maple's Observatory			California	A private observatory somewhere around Salinas.
147	S		MIRA Weaver Student Observatory			California	Public observatory of the Monterey Institute for Research in Astronomy.
147	W		Chamberlain Creek Rest Stop			California	A public rest-stop on Highway 20.
148	SE		Fresno			California	Home of the Central Valley Astronomers.
151	NW		Starry Kingdom Observatory			California	A private observatory in Laytonville.
151	S		Pinnacles Campground			California	Campground at the east entrance of Pinnacles National Park.
152	NW		Schreder Planetarium			California	A planetarium with public observing sessions. In Redding.
153	S		La Mesa Urban Observatory			California	A private observatory in Monterey.
155	S		Cypress Point Club			California	A golf course.
155	SE		Courtright Reservoir			California	Observing site used by the Central Valley Astronomers
156	S		Carmel			California
157	NW		Whiskeytown National Recreation Area			California	A national recreation area west of Redding. This chart is centered on the parking lot of the Shasta Mine Loop Trailhead. It is site of astronomy programs led by the park rangers and is used as an observing site by the Shasta Astronomy Club.
158	SE		Yamada Observatory			California	A private observatory in Wonder Valley, east of Fresno.
159	E		Pinchot Creek			Nevada	On BLM land.
159	N		Baum Lake			California
159	W		Mendocino			California
160	N		WYA Eastern Lassen Site			California	A informal site used by the West Yolo Astronomers in the Lassen National Forest near the town of Red Rock.
160	NW		Brandy Creek Boat Ramp			California	Used by some members of the Shasta Astronomy Club. On Whiskytown Lake. Forecast covers the Whiskytown National Recreation Area.
160	S		Tularcitos Observatory			California	A site used by the Mira Observers Group
161	NW		Shasta Dam			California
163	E		First Light Observatory			Nevada	A private observatory
165	S		Condon Peak Campground			California	A campground on BLM land.
165	SE		Bishop Observatory			California	A private observatory north of Bishop.
167	S		MIRA Chews Ridge Observatory			California	Observatory of the Monterey Institute for Research in Astronomy.
171	NE		Black Rock Desert			Nevada	A site used by the Astronomical Society of Nevada.
173	S		Pfeiffer Big Sur State Park			California	State park in Big Sur.
173	SE		Big Stump			California	An entrance to Sequoia & Kings Canyon national park. Used as a backup observing site of the Central Valley Astronomers.
174	N		Golden State Star Party			California	The GSSP is a star party held by the The Astronomy Connection(TAC). Near Adin.
174	NW		Lewiston Lake			California	A public parking area on Lewiston Lake.
175	SE		Redwood Mountain View			California	A vacation rental.
176	S		Lemoore			California	A town in Kings county.
177	E		Monte Cristo's Castle			Nevada	Area around an impressive rock formation. Used as an observing site by the Tonopah Astronomical Society.
177	SE		Grandview Campground			California	A dark sky campground. In the White-Inyo Mountains in Big Pine.
177	SE		Hanford			California
178	N		Likely Place Golf & RV Resort			California	golf course and RV resort. Home of the Stellarvue Dark Sky Star Party.
178	SE		Big Meadow			California	Observing site used by the Tulare Astronomical Association and the Central Valley Astronomers.

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