Headlines
Winds of change blowing today (strong gusts possible)
Rain likely tonight
Rain changing to snow on Christmas Eve (light accumulation)
Turning sunny and cold for Christmas Day
NOTE: “Meteorologist Mark” magnets and rulers are available at Workout Anytime! Just step inside the door and grab a few. They sure do make good stocking stuffers! ha!
Meteorologist Mark’s Vlog in a Flash
48-Hour WX

Seven-Day Forecast

Daily Forecast Summary
Today: Increasing clouds and windy. Rain develops overnight, mixing with snow by Thursday morning.
Thursday: Morning snow tapers to flurries. Light accumulation is possible.
Christmas Day: Sunny and cold.
Saturday: Sunny. A bit warmer.
Sunday: Increasing clouds. Rain and snow develops overnight.
Monday: Rain and snow.
Tuesday: Mostly sunny and cold.
Threats
Rain will develop tonight and some of that rainfall will be heavy. By tomorrow morning, that rain will beginning turning to snow. That snow will taper to flurries by afternoon and evening. Light accumulations of a dusting to one half inch should be common, with a few spots on the plateau possibly picking up as much as an inch.
Confidence is now high that we will see snow and that snow amounts will be light.
Meteorologist Mark’s Snow Scale

On This Day in Wx History
1998- An ice storm strikes much of northern Middle Tennessee and the Cumberland Plateau. Damage in some areas eclipses that from the 1994 ice storm. Warren and Coffee Counties are the hardest hit. Eighty percent of Coffee County residents are without electricity.
Almanac

Yesterday’s National Temperature Extremes
High: 82° at McAllen & Pharr, Texas
Low: -7° at Gunnison, Colorado
Today’s National Wx Hazards
Severe storms threaten the northern Gulf Coast, while wintry weather threatens areas farther north. Expect rain and snow mix for much of the Midwest, with snowfall accumulating across the Upper Midwest. In fact, heavy snow is likely for much of Minnesota and eastern South Dakota. More snow will accumulate across much of western Colorado and eastern Utah.

Tomorrow’s National Wx Hazards
Christmas Eve will be a very active weather day in the eastern US, with severe storms across the Carolinas, flooding rainfall from the Smoky Mountains to New England, and very heavy snowfall for eastern Kentucky, southwest Virginia, and West Virginia. Another area of very heavy snow can be found across the Cleveland, Ohio area (mostly lake-effect snow there). Farther west, accumulating snowfall can be expected from Tennessee to Wisconsin and Michigan, though amounts should be on the lighter side, especially into Tennessee.

Weather Shots
This is map of total snowfall measured so far this season. This map was updated through December 22nd. Some folks have been blessed with snow! We’ve even seen some snow in our area.

NASA Nerdology
It’s been a BIG year for NASA, even with all the complications of the pandemic. Check out this short video to see just how big of a year it was!