Snowfall totals (image above courtesy NWS Washington) from trained spotters and the general public as of this evening: A general two to four inches of snow fell across the immediate Washington Metropolitan Area.
Heavy Freezing Rain is currently moving in from the south… treacherous road conditions (secondary streets) should be expected through the first half of the Tuesday morning rush hour.
HRRR- (High Resolution Rapid Refresh) Model showing freezing rain in pink colors.
The image below is the future cast radar prediction at 3 AM… notice heavy freezing rain falling across the immediate Metropolitan Area.
4 AM — Pockets of Freezing Rain still falling.
5 AM – The ground is so cold, it wouldn’t surprise me if temperatures are still hovering right at 32 degrees in most of our northern and western suburbs.
Let’s look at the prediction for surface temperatures at between 4 and 6AM: (HRRR model, images courtesy Weatherbell)