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			Gualala			California
< 15			Lookout Ranch			California	A private ranch.
16	E		Galbreath Wildlands Preserve			California	Wildlife preserve of Sonoma State University.
18	S		Sea Ranch			California	A private ranch near Gualala.
27	N		Chamberlain Creek Rest Stop			California	A public rest-stop on Highway 20.
27	NE		Rubicon Observatory			California	A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino.
28	NW		Mendocino			California
31	SE		Lake Sonoma			California	A site used by TAC
34	NE		Powerpoint Lookout			California	A lookout and Ancient native American natural power spot Saratoga Springs Retreat Center. (No connection to presentation software.)
39	E		Taylor Observatory			California	A community Observatory in Kelseyville.
39	SE		Vista Trail			California	Trail and overlook in Sonoma County.
44	E		Clear Lake			California	Covers the Clear Lake area inclunding Boggs Mountain State Forest.
46	SE		The Bishop's Ranch			California	Retreat and conference center.
49	N		Starry Kingdom Observatory			California	A private observatory in Laytonville.
49	SE		Forestville			California	A town in Sonoma county.
50	SE		Occidental Observatory			California	Near Occidental.
54	SE		Hume Observatory			California	Located within the Pepperwood Preserve and the home of GORT (Gamma ray Optical Robotic Telescope) of the Global Telescope Network.
54	SE		SPARQ Observatory			California	Observatory of SPARQ at Piner High School. In Santa Rosa.
57	SE		Santa Rosa			California
64	SE		Sonoma State University Observatory			California	observatory in Sonoma State University. Near Rohnert Park and Cotati
65	E		Putah Creek Observatory			California	Future site of a private observatory in Pope Valley.
65	SE		Angwin			California
65	SE		Marshall			California	A town in Marin county by Tomales Bay.
67	SE		Robert Ferguson Observatory			California	Observatory in Sugar Loaf Ridge State Park near Kenwood.
70	E		Ghost Pine Observatory			California	A private observatory in the Upper Capay Valley.
72	SE		Drakes Bay visitors center			California	Officially the Kenneth C. Patrick Vistor Center. Site of astronomy classes at the Point Reyes National Seashore national park.
75	SE		Sonoma			California
79	N		Shelter Cove			California	A town in Humboldt county.
81	SE		North Point Observatory			California	A private observatory.
82	SE		Napa			California
84	E		Esparto			California	Site used by the Davis Astronomers.
86	NE		Buckhorn Recreation Area			California	Recreation area and campground on Black Butte Lake. Home of the Black Butte Lake Star Party.
87	SE		San Rafael			California	A site used by the used by the Marin Observers.
88	SE		Blue Ridge			California	The general area of Blue Ridge, in the Vaca Mountains.
88	SE		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	SE		Vallejo Observatory			California	A private observatory site close to Vallejo.
93	E		Tisdale Boat Launch			California	A public boat launch, though there is a fee.
94	SE		Vacaville			California
95	SE		Foxboro Park			California	City park, site of the Hercules Stargaze, a public star party hosted by the Hercules Stargazers.
95	SE		Point Richmond			California
97	SE		Hercules Stargazers Alternate Site			California	An observing site of the Hercules Stargazers in Hanna Ranch Park.
101	SE		Morrison Planetarium			California	Planetarium at the California Academy of Sciences. In San Francisco.
102	E		Davis			California	A town in Yolo county.
102	SE		San Francisco			California	Home of the San Francisco Sidewalk Astronomers and the San Francisco Amateur Astronomers.
103	E		Yuba City Astronomical Observatory			California	A private observatory in Yuba City.
103	SE		Lawrence Hall of Science			California	A public and school science center of the University of California at Berkeley.
103	SE		San Francisco State University Observatory			California	Observatory of SFSU at Thornton Hall.
105	SE		Diablo Valley College			California	College near Concord.
106	SE		Oakland			California
108	NE		Meadow View Observatory			California	A private observatory.
108	SE		CBA Concord Observatory			California	A private Observatory. Part of the Center for Backyard Astrophysics.
108	SE		Chabot Space and Science Center			California	A science center home to the Eastbay Astronomical Society. In Oakland.
109	SE		Pacifica			California
110	NE		Chico Community Observatory			California	A community observatory in Upper Bidwell Park.
110	SE		Saint Mary's College Observatory			California	AKA Geissberger Observatory. Observatory of Saint Mary's College.
111	SE		Concord Observatory			California	A private observatory in Concord.
114	E		Sacramento			California	Home of the Sacrameto Valley Astronomical Association.
115	E		Feather River Observatory			California	A private observatory in Oroville.
115	N		Hyampom			California
115	SE		DVHS Espace Academy			California	ESpace Academy, part of Deer Valley High School In Antioch.
115	SE		Rio Vista			California	A town in Solano county.
116	E		Waltz Road			California	A a spot along Waltz road. Near Wheatland.
116	SE		Mount Diablo			California	Home of the Mt. Diablo Astronomical Society.
117	NE		Big Bird Observatory			California	A private observatory near Paradise.
117	NE		Paradise			California
117	SE		Barking Spider Observatory			California	A private observatory near Castro Valley.
117	SE		Half Moon Bay			California
117	SE		San Mateo			California
118	SE		CSM Observatory			California	Observatory of the astronomy department of College of San Mateo.
118	SE		Castro Valley			California
119	SE		DarkSights Observatory			California	A private observatory.
120	NE		Cottonwood			California	A town in Shasta county.
120	SE		San Ramon			California	Site of outreach events held by the Eastbay Astronomical Society.
121	SE		Ewell Observatory			California
123	E		Elk Grove			California	Used for public star parties by the Sacramento Valley Astronomical Association (SVAS).
123	SE		Brentwood			California	Forecast also covers Byran and Oakley.
124	N		Kneeland School Observatory			California	Observatory of Kneeland School. Affiliated with the Astronomers of Humbolt
125	NE		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.
126	NE		Brandy Creek Boat Ramp			California	Used by some members of the Shasta Astronomy Club. On Whiskytown Lake. Forecast covers the Whiskytown National Recreation Area.
127	SE		Menlo School			California	A school with an astronomy club. In Atherton
128	E		Penryn			California
128	E		Penn Valley			California
128	NE		Schreder Planetarium			California	A planetarium with public observing sessions. In Redding.
128	SE		Menlo Park			California
129	SE		Fremont			California	The town in Alameda country.
130	E		Rancho Cordova			California	A private site of the Sacramento Valley Active Astronomers Research Group.
130	E		Wilton			California
130	N		Fickle Hill Observatory			California	Observatory of Humboldt State University. Near Arcata.
130	SE		Stanford			California	Centers on the Student Observatory of Stanford University. Home of the Stanford Astronomical Society.
130	SE		Stanford Faculty Observatory			California	A private observatory of a faculty member of Stanford University.
131	E		Folsom Lake State Recration Area			California	State recreation area norteast of Sacramento. Chart also covers the towns of Roseville and Folsom.
131	N		Lewiston Lake			California	A public parking area on Lewiston Lake.
131	SE		Livermore			California	Home of the Tri-Valley Stargazers astronomy club. Forecast also covers Pleasanton.
133	E		Auburn			California	Forecast also covers the Auburn State Recreation Area
133	SE		Vista Hill			California	A lookout in Foothills Park in Palo Alto. Site of star parties held by the Peninsula Astronomical Society.
134	E		Sierra Skies Observatory			California	A private observatory.
134	SE		Foothill Observatory			California	Observatory of Foothill College. Used by the Peninsula Astronomical Society for public programs. In Los Altos Hills.
134	SE		Pescadero			California
135	NE		Shasta Dam			California
135	SE		Montebello			California	Montebello Open Space Preserve is a site used by TAC
135	SE		Mountain View			California
136	E		James Clerk Maxwell Observatory			California	A private observatory near Nevada City.
136	E		NCC Robotic Observatory			California	Observatory of Sierra College in Grass Valley.
136	SE		Lodi			California
137	E		Nevada City			California
137	E		Rock Hill Observatory			California	A private observatory in Grass Valley.
137	NE		Wilson Hill Observatory			California	A private observatory near Shingletown.
138	SE		Del Valle			California	Site details.
139	SE		Greenhawk Observatory			California	A private observatory.
140	SE		Cupertino			California
140	SE		Stockton			California	Home of the Stockton Astronomical Society.
141	E		Buena Vista Observatory			California	A private observatory.
143	SE		San Jose			California	Home of the San Jose Astronomical Association.
144	SE		Saratoga			California
144	SE		Tracy Airport			California
145	E		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.
146	E		Foresthill			California
146	SE		Oak Ridge Observatory			California	Observatory of the Peninsula Astronomical Society, located in the Santa Cruz Mountains.
147	E		Little Grass Valley Reservoir			California	Rservoir surounded by Little Grass Valley Recreation Area with several campgrounds.
147	SE		Ross Creek Observatory			California	A private observatory in San Jose.
150	SE		Telescope Row			California	A parking lot in Joeseph D. Grant County Park used by the Halls Valley Astronomical Group for public star parties.
151	E		Saddleback Observatory			California	A private observatory.
152	E		Pardee Reservoir Recreation Area			California	Recreation area used as an observing site by the Stockton Astronomical Society.
152	SE		Bonny Doon Airfield			California	A site used by the Santa Cruz Astronomy Club.
152	SE		Holmes Observatory			California	A private observatory near Lompico.
152	SE		Mount Hamilton			California	Home of the Lick Observatory.
152	SE		Summit View Observatory			California	A private observatory in the Santa Cruz Mountains.
154	E		Blue Canyon			California	Airport site used by the Sacramento Valley Astronomical Society.
154	NE		Lassen National Park			California	Two sites used by TAC: Devastated Area and Bumpass Hell. No, really. I'm not making this up.
154	NE		Quincy			California	A site of the RECON project
154	SE		Davenport Beach			California	A beach in Davenport.
155	SE		Hidden Hill Observatory			California	Observatory of the Tri-Valley Stargazers
156	SE		Santa Teresa Spring			California
158	E		Rancho Del Sol Observatory			California	A private observatory near Camino.
158	SE		Baskin Engineering Observatory			California	An observatory of the University of California, Santa Cruz.
158	SE		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.
159	E		Fiddletown			California	A site about 6 miles east of Fiddletown proper.
160	SE		Santa Cruz			California	Home of the Santa Cruz Astronomy Club.
161	NE		Greenville			California	A site of the RECON project
161	SE		Hidden Valley Observatory			California	A private observatory near Soquel.
162	SE		BREIT IDEAS Observatory			California	A private observatory outside Morgan Hill.
162	SE		Cabrillo College Observatory			California	Observatory of Cabrillo College.
163	SE		Green Acres Observatory			California	A private observatory.
163	SE		Morgan Hill			California
164	SE		Henry Coe State Park			California	A site used by SJAA and TAC
166	SE		Modesto			California	Home of the of Stanislaus Amateur Astronomers of Modesto Jr. College.
167	E		Keeton Observing Site			California	A private observing site also used by some members of the Sacramento Valley Astronomical Society
167	SE		Coyote Lake			California	A county park used by members of the SJAA and TAC.Near Gilroy.
168	SE		Telegraph City			California	A site used by some members of the Stockton Astronomical Society.
170	E		Ice House Observation Plateau			California
172	E		Heaven's Plateau			California	Site of future private observatory, Frequented by some members of the Stockton Astronomical Society . Near Wilseyville.
173	NE		Baum Lake			California
174	E		AngelKillarney s City			California	AKA Angels Camp. A town in Calaveras county.
175	E		Portola			California	A site of the RECON project
175	N		Mount Shasta			California	A town in Siskiyou county. Home of the Mount Shasta StarGazers
175	SE		Dowdy Ranch Visitor Center			California	South-eastern visitors center of Henry Coe State Park.
175	SE		Newman Vista Point			California	A lookout on Interstate 5.
176	N		Etna			California
178	SE		Turlock			California	A town in Stanislaus county.
179	E		Peddler Hill			California	A site used by the Stockton Astronomical Society.

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