After analyzing the forecast models for the past three hours and comparing the trends between the ensembles, operational and control “runs” of the North American Model (NAM), European, and Global … Continue reading Second Major Winter Storm of Season Will Likely Impact the Washington Area on Wednesday
Accumulating Snow will now likely remain south of Fredericksburg and southern Maryland (on Saturday): Simulated Radar Future Cast through 2am Saturday – Snow moving east out of Kentucky will likely … Continue reading Tricky Weekend Forecast: Snow Stays South on Saturday, but Freezing Rain may be an issue in spots Sunday
The latest ensemble guidance below (images, courtesy Wxbell.com) continues to show the higher probability of accumulating snow across central Virginia (No!) I was waiting to see the 18z run to … Continue reading Best Chance for Accumulating Snow across Central Virginia on Saturday
The blend of the European Ensembles below shows about 2 to 4″ falling across the D.C. region on Saturday with some locations picking up 3 to 6″.
The Madden Julian Oscillation (MJO) is finally moving out of phase 7 and back into phase 8 this weekend. The image above shows warmer than average temperature anomalies over the … Continue reading Major Pattern Change for Mid-Atlantic Next Weekend