Major Winter Storm Bearing Down On Us.

Longwave IR Satellite Image. Valid At 4:41 AM MST Wednesday, December 30, 2020. RAP 500 MB (18,000') Analysis. Valid At 4:00 AM MST Wednesday, December 30, 2020. RAP 700 MB (10,000') Analysis. Valid At 4:00 AM MST Wednesday, December 30, 2020. RAP 850 MB (5,000') Analysis. Valid At 4:00 AM MST Wednesday, December 30, 2020. Upper-Air Analysis Of The Storm. A couple of important developments are occurring with our powerful mid-upper level winter storm located to our west early this morning. I've posted an analysis of the storm starting at the 18,000' level with the first map. Interestingly enough a "low" appears to be trying to close off over southwestern New Mexico as of 4 AM. Along with the possibility of a second low developing further south in northern Mexico. This is important because the storm may be trying to develop further north than what the models have been forecasting. This potentially could mean heavier snow for southern and Southeastern New M...