Observing Conditions

Bring on the Clear Skies

The Clear Sky Clock is the astronomer’s night sky forecast. It shows at a glance, in the next 48 hours, when we might expect clear and dark skies and the quality of the night sky for observing for one specific observing site. For other location throughout the U.S and Canada go to: www.http://cleardarksky.com/csk/

It’s is specifically intended for amateur astronomers. The data comes a forecast model developed by Allan Rahill of the Canadian Meteorological Center.

Beaver Meadow Observatory                                        

Buffalo, NY 

Niagara. Home of the RASC.  Niagara Centre


Your Weekly Digest of Celestial Events 

This Week’s Sky at a Glance, May 12 – 20





Sky Cover Tonight
Images courtesy National Oceanic and Atmospheric Administration’s National Weather Service
sky cover
Sky Cover Data
Is the expected amount of opaque clouds (in percent)
covering the sky valid for the indicated hour.



Moon Phase NOW
Moon Phase Calculator


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Clear Sky


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