After a cold night (morning low temperatures of -24ºF were recorded at several inland locations in Wisconsin, along with -12ºF in northern Illinois), ice was seen forming in the western and southern nearshore waters of Lake Michigan on Read More

A large portion of central and southwestern Oklahoma experienced a signifcant freeezing rain event during the 20 December – 21 December 2013 period, as abundant moisture moved over shallow cold air at the surface (Read More

Strong southerly winds (gusting over 30 mph) generated a plume of blowing dust that originated in far northeastern Mexico and moved over Deep South Texas on the afternoon hours of 19 December 2013. McIDAS images of GOES-13 0.63 µm visible channel data (above;... Read More

AWIPS images of 4-km resolution GOES-13 10.7 µm IR channel data (above; click image to play animation) showed the development of a large shield of orographic cirrus clouds immediately downwind (to the east of) the high terrain of the Rocky Mountains in eastern Colorado and southeastern Wyoming on Read More