Short Range Forecast Discussion
NWS Weather Prediction Center College Park MD
319 AM EST Tue Nov 24 2020
Valid 12Z Tue Nov 24 2020 - 12Z Thu Nov 26 2020
...There is a Slight Risk of severe thunderstorms over parts of the
...A low over the Central High Plains will move northeastward to the Great
Lakes by Thursday; Rain will develop over the Central Plains to the Ohio
...Rain and snow for the Pacific Northwest...
A low over the Central High Plains will move northeastward to the Great
Lakes by Thursday. The system will produce rain and snow over the Upper
Midwest that will change over to rain overnight Tuesday. The storm will
also produce snow over parts of the Central Rockies that will spill over
to parts of the Central High Plains by Tuesday evening. The snow will end
by Wednesday morning. The snow will produce hazardous driving conditions.
On Tuesday, showers and thunderstorms will develop over parts of the
Southern Plains. The SPC has issued a Slight Risk of severe thunderstorms
over parts of the Southern Plains from Tuesday into Wednesday morning.
The hazards associated with the severe thunderstorms are frequent
lightning, severe thunderstorm wind gust, hail with some hail two inches
or greater, and tornadoes. The shower and thunderstorm will move into the
Middle/Lower Mississippi Valley by Wednesday morning and into the
Ohio/Tennessee Valleys and Lower Mississippi Valley by Wednesday evening.
By Thursday morning the showers and thunderstorms will move into parts of
the Southern Appalachians and the Southeast. Also by Thursday the rain
will move into the Northeast.
Meanwhile, another front will move onshore over the Pacific Northwest and
move inland to the Northern Plains by Thursday. Moisture will accompany
the front as the boundary moves inland. The storm will produce coastal
rain and higher elevation snow over the Northwest into parts of Northern
California. On Wednesday, snow will move into the Northern Intermountain
Region and the Northern Rockies. The snow and rain will begin to taper
off on Thursday. Drivers are advised to use caution as the snow could
make driving conditions hazardous.
Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php