Archive: Dec 2013
Freezing rain in Oklahoma, with a broad swath of snow to the northwest
![](https://cimss.ssec.wisc.edu/satellite-blog/wp-content/uploads/sites/5/2013/12/131222_1959z_suomi_npp_viirs_ch010303_rgb_OK_KS1.png)
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
Blowing dust over southern Texas
![](https://cimss.ssec.wisc.edu/satellite-blog/wp-content/uploads/sites/5/2013/12/131219_1956z_modis_truecolor_dust_TX1.jpg)
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
Orographic cirrus over Colorado and Wyoming
![](https://cimss.ssec.wisc.edu/satellite-blog/wp-content/uploads/sites/5/2013/12/VIIRS_11.45_BT_20131218_08081.png)
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