Clear Sky Chart

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Distance Km	Bear -ing	S p o n s o r e d?	Chart	Preview color key	Light Pollution	Prov/State	Comments/Links
0			David Dunlap Observatory			Ontario	Historic Observatory in Richmond Hill.
3	NW		Richmond Hill			Ontario
7	E		Markham			Ontario
7	W		Vaughan			Ontario
9	S		KW Observatory			Ontario	A private obsrevatory near Thornhill.
12	SW		York University Observatory			Ontario	AKA Allan I. Carswell Observatory. Observatory, of York University, with public observing.
17	SW		Woodbridge			Ontario
18	N		Woodland Trails			Ontario	A scout camp near Aurora.
21	N		Newmarket			Ontario	Home of the York Simcoe Amateur Astronomers Club.
22	S		Kendrick Astro Observatory			Ontario	A private observatory in Toronto.
22	S		Toronto			Ontario	Home of the Toronto RASC, University of Toronto Atmospheric Observatory (TAO) and the Ontario Science Center.
22	SE		Scarborough			Ontario	A home of the University of Toronto Scarborough..
23	W		Cold Creek Conservation Area			Ontario	Conservation area used as an observing site by the York Simcoe Amateur Astronomers Club.
< 24			Betelgeuse Bar & Grill			Ontario	P.Mortfield's private observatory.
< 24			Salvador Observatory			Ontario	A private observatory somewhere around Pickering.
24	NE		Churchill Chimes Equestrian Center			Ontario	Riding school near the Goodwood Conservation Area.
24	SW		Lloyd Manor Park			Ontario	A park in Etobicoke (west Toronto), used by the the 433rd Toronto Scouts..
25	W		Bolton			Ontario
26	E		Bay Ridges Observatory			Ontario	A private obseratory in Pickering.
26	NE		Goodwood			Ontario	Near Uxbridge.
26	S		Toronto Islands			Ontario
26	SW		Fred's Backyard Observatory			Ontario	A private observatory in Etobicoke.
27	E		Pickering			Ontario
28	SW		Brampton BrightSkies Observatory			Ontario	A private observatory in Brampton.
29	NW		Og's Bog			Ontario	A site of the North York Astronomical Association near Schomberg.
30	N		Mount Albert Lion's Club			Ontario	Near Mount Albert.
32	E		CAMSAT Observatory			Ontario	A private observatory near Oshawa.
33	E		Ajax			Ontario
33	SW		Brampton			Ontario
34	NW		B. Williams Mem. Observatory			Ontario	A private observatory near New Tecumseth.
35	SW		Mississauga			Ontario	Home of the RASC Mississauga Centre. Forecast also covers the Riverwood Star Party held by the RASC Mississauga Centre.
36	W		Caledon			Ontario
36	W		Palgrave Conservation Area			Ontario	Site of the EfstonScience Cosmic Connections Observing Sessions. 10km north of Bolton.
38	NE		Ashburn Astronomical Observatory			Ontario	In Ashburn.
39	E		Whitby			Ontario
39	NW		R2 Observatory			Ontario	Private observing site of the Phd Astro group.
41	N		Island Grove Observatory.			Ontario	Near Keswick on southernmost Lake Simcoe.
44	E		Camp Samac			Ontario	A scout camp near Oshawa.
45	E		Oshawa			Ontario
46	N		Churchill			Ontario	A town south of Barrie.
46	SW		Minakakis Observatory			Ontario	A private observatory near Halton Hills.
46	W		ROBOsky.com Wild Flower Ridge Observatory			Ontario	An internet-accessible robotic-observatory farm, by ROBOsky.com, located in the Hockley Highlands near Orangeville.
47	NE		Port Perry			Ontario
47	NE		Port Perry Astronomical Observatory			Ontario	link
48	NW		Alliston			Ontario
48	W		Forks of the Credit			Ontario	A provincial park used by the Toronto RASC as a dark-sky site.
49	SW		Oakville			Ontario
50	N		Bartole Observing Platform			Ontario	A private observatory somewhere around Cook's Bay.
50	NW		Earl Rowe Provincial Park			Ontario	Provincial Park near New Tecumseth. Site of star parties held by the University of Toronto Physics Club (UTMPC) and the U of T Amateur Astronomer's Society (UTAAS).
50	NW		Willowbrook Observatory			Ontario	Near Alliston
51	N		Innisfil			Ontario	A town in Simcoe County.
53	SW		Milton			Ontario
54	SW		Halton Hills			Ontario
54	W		Orangeville			Ontario
56	NW		Camp Saulaine			Ontario	Between Angus and Barrie.
58	E		Long Sault Conservation Area			Ontario	A site used by the RASC Toronto centre. North of Bowmanville.
60	SW		Blue Springs Camp			Ontario	A scout camp near Acton.
61	NW		Pine River Observatory			Ontario	A private observatory.
62	N		Barrie			Ontario
62	SW		Mount Nemo Observatory			Ontario	A private observatory.
65	E		Baetsen Observatory			Ontario	A private observatory near Orono.
66	SW		Hamilton Centre Observatory			Ontario	Near Waterdown. Observatory of the Hamilton RASC
67	SW		Burlington			Ontario
67	W		Shelburne			Ontario
68	E		Newcastle Observatory			Ontario	A private observatory in Newcastle.
71	E		DRAACO			Ontario	Durham Region Astronomical Association Centre for Observing. Home of the DRAA.
73	N		Gambridge Go-Karts			Ontario	A go cart track near Gambebridge Beach.
73	NW		Grey Highland Skies Observatory			Ontario	A private observatory near Dundalk.
73	SW		Brundish Observatory			Ontario	A private observatory near Guelph.
74	S		GEM 'N I Dobservatory			Ontario	A private observatory in Grimsby.
74	SE		Niagara			Ontario	Also known as Niagara-on-the-Lake. Home of the RASC Niagara Centre.
75	SW		Guelph			Ontario	Home of the University of Guelph Astronomy Club (possibly out of date).
76	S		Weather and Sky Observatory			Ontario	A private observatory near Grimbsby.
76	SW		Hamilton			Ontario	Home of the HAA and the RASC Hamilton Centre.
77	S		Beamsville			Ontario
77	W		Colbeck Observatory			Ontario	A private observatory near Colbeck.
78	N		Lagoon City			Ontario
78	NE		Kawartha Observatory			Ontario	A private observatory in Lindsay.
78	W		Fergus			Ontario
79	S		Vineland			Ontario
79	SW		Astrodoc's Doghouse Observatory			Ontario	A private observatory near Guelph.
80	E		Millbrook			Ontario
80	S		St Catharines			Ontario
81	S		Lincoln			Ontario
83	N		Orillia			Ontario	Home of the Orillia Stars astronomy club.
83	S		Firemen's Park			Ontario	Used by the RASC Niagara Centre for monthly public observing nights.
84	NW		Dundalk			Ontario
85	SE		Eyeline Observatory			New York	A private observatory in Ransomville.
85	SW		VSO			Ontario	AKA Very Small Obsrevatory. A private observatory near Ancaster.
90	S		Niagara Falls			New York
90	S		Niagara Falls			Ontario
90	SW		Cambridge			Ontario
91	NW		Tiny Marsh Provincial Wildlife Area			Ontario	Centered on the trailhead of Tiny Marsh Provincial Wildlife Area. Near Elmvale, in Tiny Township.
91	S		HAA Dark Sky Site			Ontario	Not a public Site. An observing site of the Hamilton Amateur Astronomers (HAA) for members' use.
92	NE		Fenelon Falls			Ontario
95	NW		Collingwood			Ontario
96	S		Niagara Centre Observatory			Ontario	An observatory of the RASC Niagara Centre. Located at the Chippawa Creek Conservation Area.
97	SE		Tobey Memorial Observatory			New York	A private observatory.
97	SW		Kitchener-Waterloo			Ontario	Home of the RASC Kitchener-Waterloo Centre.
98	N		Foxmead Observatory			Ontario	A private observatory near Coldwater.
98	S		Welland			Ontario
99	SE		Elliott-Astronomy Observatory			New York	A public observatory.
101	E		Cobourg			Ontario
101	NE		Peterborough			Ontario	Home of the Peterborough Astronomical Association
102	N		Black Skies Observatory			Ontario	A private observatory near Waubaushene.
103	S		The Blue Marble Observatory			Ontario	A private observatory.
104	NW		Carr Astronomical Observatory			Ontario	Observatory of the Toronto RASC. Near Collingwood
105	N		Midland			Ontario
105	SE		DaVinci Observatory			New York	A private observatory near Lockport.
105	SE		Marshall Hill Observatory			New York	A private observatory in Medina.
105	SW		CMiller Observatory			Ontario	Near Brantford.
106	NW		Sideroad 10D			Ontario	A spot on Sideroad 10D, in Grey county.
106	SW		Brantford			Ontario
106	W		Conestogo Lake			Ontario	Used by the RASC Kiitchener-Waterloo Centre.
106	W		Mount Forest			Ontario
107	NW		Beaver River Observatory			Ontario	A private obsrevatory somewhere in the Grey Highlands.
107	W		The Glenelg Observatory			Ontario	A private observatory near Durham.
108	S		Cayuga			Ontario
109	S		Port Colborne			Ontario
110	S		Haldimand			Ontario
110	W		Hackbart Road Hill			Ontario	Also called Cross Hill. A spot on the side of Hackbart Road, 100 meters up from the radio tower. Used by some memebers of the RASC Kitchener-Waterloo Center. Near St. Clemens.
111	S		Blue Braille Observatory			Ontario	A private observatory.
111	S		Observatory on the Ridge			Ontario	A private observatory near Ridgeway.
113	S		Fort Erie			Ontario
114	E		WhistleStop Observatory			Ontario	A private observatory.
114	S		Fort Erie Observatory			Ontario	A private observatory near Fort Erie.
116	SE		Kellogg Observatory			New York	Observatory of the Buffalo Museum of Science in Buffalo.
116	SW		New Hamburg Observatory			Ontario	A private observatory.
116	SW		Spring Hill School Observatory			Ontario	A private observatory at the site of a former school. Near Drumbo Blandford-Blenheim.
116	W		Starfest			Ontario	A starparty held near Mount Forest.
117	N		UpUp Observatory			Ontario	A private observatory on Hiraeth Island, Lost Channel near Severn Falls.
117	NW		Lora Bay			Ontario
117	S		Buffalo			New York	Home of the Buffalo Astronomical Association.
117	W		Durham			Ontario
118	N		Gravenhurst			Ontario
119	E		Lorenz Observatory			Ontario	A site of the North York Astronomical Association near Cobourg.
120	E		Sandy Flats Observatory			Ontario	A private observatory near Roseneath.
120	N		Torrance Barrens Dark-Sky Preserve			Ontario	A Dark-Sky Preserve. Near Gravenhurst and Lake Muskoka.
121	NE		Highlands Wilderness Observatory			Ontario	An observatory in Minden Hills.
122	NE		Camp Kawartha			Ontario	A non-profit camp for kids and adults.
122	W		North Perth			Ontario
124	NW		Chimnissing			Ontario	Centered on the West Beach of Chimnissing. On Christian Island in Georgian Bay.
125	NW		Dornoch			Ontario
128	SW		CMOR			Ontario	The Canadian Meteor Orbit Radar. A meteor research station of the University of Western Ontario. Near Tavistock.
130	N		Bracebridge			Ontario
130	NE		Buckhorn Observatory			Ontario	An observatory near Buckhorn.
130	SE		Hamlin Beach State Park			New York	State Park on the south shore of Lake Ontario.
131	N		Taigh nan Reul			Ontario	Scottish Gaelec for "House of Stars". A private observatory.
132	N		Clearing off Thompson Road			Ontario	A clearing off Thompson road off of HYW 118. Private property. Use with permission.
133	E		Lakehenge Observatory			Ontario	A private observatory.
133	W		Monkton Observing Site			Ontario	A spot an the end of Line 58 near the town of Monkton. Used as an observing spot by the RASC Kitchener-Waterloo Centre.
134	SW		Simcoe			Ontario	Home of the North Shore Erie Amateur Astronomers.
134	SW		Woodstock			Ontario
135	SE		Armour Observatory			New York	A private observatory.
135	SW		Port Dover			Ontario
137	N		Pine Islands			Ontario	In Georgian Bay half way between Parry Sound and Honey Harbour.
137	SW		Stratford			Ontario	Home of the Stratford Astronomy Group.
138	E		Campbellford			Ontario
138	NE		Anstruther Lake Observatory			Ontario	A private Observatory.
138	SE		Brockport State Observatory			New York	An observatory on the campus of SUNY Brockport.
139	S		Kitters Angola Observatory			New York	A private observatory affiliated with the Buffalo Astronomical Association and South West Florida Astronomical Society.
140	N		Port Carling			Ontario
141	W		Walkerton			Ontario
142	NE		Mount Mould Observatory			Ontario	A private observatory near Gooderham. Also known as MMO.
142	SW		Delhi (ON)			Ontario
143	S		Transit Dreams North			New York	A private observatory.
143	SW		Embro Observatory			Ontario	A private observatory near Embro.
143	SW		Norfolk County			Ontario
144	NW		Owen Sound			Ontario	Home of the Bluewater Astronomical Society.
144	SE		Dark Arts Observatory			New York	A private observatory.
145	NE		Apsley			Ontario
147	N		Muskoka District Municipality			Ontario
147	NE		Oak Lake Observatory			Ontario	A private observatory.
147	SE		Orbit Jet Observatory			New York	An observatory near Colden.
148	E		Heartwood Observatory			Ontario	A private observatory.
149	E		FvH Observatory			Ontario	A private observatory in Trenton.
150	E		Trenton			Ontario
150	NE		Haliburton County			Ontario
150	SW		Pictor Observatory			Ontario	A private observatory near Ingersoll.
151	E		Mason Bald Observatory			Ontario	A private observatory in Frankford.
151	E		Quinte West			Ontario
151	SW		Long Point Observatory			Ontario	A commercial observatory, open to the public. Near Port Dover.
151	W		Wingham			Ontario
153	SW		Tillsonburg			Ontario	Aka Tilsonburg.
155	N		Lake of Bays			Ontario
155	N		Delta Rocky Crest Resort			Ontario	A resort near Mactier.
155	NE		Marmora			Ontario
156	E		Stirling-Rawdon			Ontario
156	SE		Middlebury Observatory			New York	A private observatory.
157	S		Fredonia Observatory			New York	Observatory of Fredonia State University of New York.
158	SE		Beaver Meadow Observatory			New York	Observatory of the Buffalo Astronomical Association. Near North Java.
159	NE		Silent Lake			Ontario	Provincial Park
159	NW		Allenford Observatory			Ontario	A private observatory near Allenford.
159	NW		Keppel Henge			Ontario	A solar-system observatory with unusually robust instruments. Located at Keppel Croft Gardens, near the shore of Georgean Bay between Wiarton and Owen Sound.
159	W		SkyShed Observatories			Ontario	A manufacturer of observatories
160	W		Hiddenwell Observatory			Ontario
162	NE		Haliburton Scout Reserve			Ontario	A large scout camp centered around Lake Kennabi.
164	N		Huntsville			Ontario
164	SW		Long Point Provincial Park			Ontario	Provincial Park on lake Erie.
166	NE		Haliburton Forest Observatory			Ontario	An in a privately owned forest.
166	SE		Rochester			New York	Home of the RIT Observatory, the R.I.T. Astronomy Club and the The Astronomy Section of the Rochester Academy of Science (ASRAS).
167	E		Belleville			Ontario	Home of the RASC Belleville Centre
167	NE		Loon Call Observatory			Ontario	A private observatory near Coe Hill.
168	E		Ivanhoe Observatory			Ontario	A private observatory near Ivanhoe.
168	NW		Wiarton			Ontario
169	NW		Port Elgin			Ontario	Home of the Bluewater Astronomical Society (formerly the Bruce County Astronomical Society).
171	E		West Lake			Ontario	Forecast also covers Sandbanks Provincial Park.
171	N		Oxtongue Lake			Ontario
171	NW		South Bruce Peninsula			Ontario
172	N		Parry Sound			Ontario
173	E		Webster Park			New York	A park in Monroe County, NY.
174	NW		ES Fox Observatory (BAS/BOEC)			Ontario	Observatory of the Bluewater Astronomical Society located at the Bluewater Outdoor Education Centre of the Bluewater District School Board. The BOEC is a dark-sky preserve.
174	SW		Elginfield Observatory			Ontario	Observatory of the University of Western Ontario(UWO).
175	NE		Old Hastings Observatory			Ontario	A private observatory.
177	SE		Lime Lake			New York	A lake near Machias.
177	SW		Hume Cronyn Observatory			Ontario	A observatory run by the Department of Physics and Astronomy of the University of Western Ontario.
177	SW		London			Ontario	Home of the RASC London Centre.
177	SW		Port Burwell Provincial Park			Ontario	Provincial park.
178	SW		Purple Crow Lidar Facility			Ontario	Laser radar located at the Environmental Sciences Western Field Station of Western University.
180	SW		Springwater Conservation Area			Ontario	link
180	W		Kincardine			Ontario
182	NE		Bancroft			Ontario
183	W		Goderich			Ontario
184	E		Picton			Ontario
184	E		Point Petre			Ontario	A spot at the end of end of Simpson Road used by some RASC Kingston members for Mars observing.
185	W		Camp Kintail			Ontario	A public camp used by the RASC Kitchener Centre.
186	W		Bayfield			Ontario	Centered on the field of the Bayfield Agricultural Society Grounds which is site of public star parties held by the West Coast Astronomers.
187	S		Ellicottville Observatory			New York	A private observatory near Ellicottville.
187	SE		The Marian and Max Farash Center for Observational Astronomy			New York	Home of the Farash Observatory and the Wolk Observatory Rochester Academy of Science. Near Ionia.
187	SW		St. Thomas			Ontario
187	W		Point Clark			Ontario
189	S		Long Point on Lake Chautauqua			New York	A state park on Chautauqua Lake. Used by the Southern Tier Astronomy Recreation Society (STARS) .
190	SW		Weymouth Pines Observatory			Ontario	A private observatory near Middlesex Centre.
191	NE		Oak Hills			Ontario	A private observing site in Popow Ranch
191	SE		Starry Knoll			New York	A private observing site. A few miles from Houghton.
191	SW		G-2 Farms Observatory			Ontario	A private observatory.
192	NW		Lion's Head Dark Sky Viewing Platform			Ontario	A deck at Lion's head Marina in the town of Lion's Head. Site of public astronomy events.
192	NW		Quetican Observatory			Ontario	Near Lion's Head.
193	E		Fall 'N' Stars			Ontario	A star party held by the Belleville and Kingston RASC centres at Johnson's R.V. PARK.
193	NW		Ponte di Legno Observatory			Ontario	A private observatory somewhere around Ferndale.
194	N		Sandy Cove			Ontario	At the north-east end of Three Mile Lake. Near Burk Falls.
195	N		Burk's Falls			Ontario
196	NE		Lake St. Peter Provincial Park			Ontario	Provincial Park near Bancroft.
197	S		Jamestown			New York
199	NE		Lennox and Addington Dark Sky Viewing Area			Ontario	A public and official dark-sky observing site of Lennox and Addington county.

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