Archived Clear Sky Chart Images
for Champaign/Urbana Astronomical Society Observatory, (IL)

A Sponsored Feature

Each day lists the local time, hh:mm in 24h time, that is the starting hour of a past clear sky chart. Each clear sky chart forecasts a few days into the future. There are at least two clear sky chart updates per day. So there are multiple overlapping forecasts for each day.

December
Mon	Tue	Wed	Thu	Fri	Sat	Sun
			23 16:00 22:00	24 +2 charts from previous days	25 +2 charts from previous days	26 +2 charts from previous days
27 +1 chart from previous days	28 No Data	29 No Data	30 No Data	31 No Data
January
Mon	Tue	Wed	Thu	Fri	Sat	Sun
27 No Data	28 No Data	29 No Data	30 No Data	31 No Data	1 No Data	2 No Data