Weather Report for December 8, 2017


Winter finally begins in Arizona at the start of Campaign 103. It was below freezing all night long at the Kuiper Telescope on Mt. Bigelow under clear skies and a strong northeast wind. A bright gibbous moon was in the sky for most of the night and the seeing was generally terrible (3 arcsec) until after midnight, when it became less terrible (2 arcsec).