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

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