Short Range Forecast Discussion
NWS Weather Prediction Center College Park MD
417 AM EDT Sat Mar 25 2017
Valid 12Z Sat Mar 25 2017 - 12Z Mon Mar 27 2017
...There is a slight risk of severe thunderstorm over parts of the
Lower/Middle Mississippi Valley/Central Gulf Coast/Tennessee Valley...
...Heavy rain possible over parts of the Tennessee Valley/Southern
...Rain/freezing rain possible over parts of the Upper Great Lakes and the
An upper-level low over the Central/Southern Plains and Middle/Lower
Mississippi Valley will move northeastward to parts of the Ohio
Valley/Great Lakes while weakening by Sunday. Moisture from the Gulf of
Mexico will stream northward into the Ohio Valley and pool along the
associated stationary front into the Mid-Atlantic. Showers and
thunderstorms will develop along and ahead of the cold front over the
Middle/Lower Mississippi Valley that will move eastward to the Eastern
Ohio Valley/Eastern Gulf Coast by Sunday. Rain will develop over parts of
the Central Plains into the Great Lakes/Ohio Valley and the Northeast
through Sunday. The rain will end over parts of the Central Plains by
Saturday evening. As the rain moves into parts of the Northeast and Upper
Great Lakes, rain/freezing rain will develop over parts of the areas
Saturday night into Sunday evening.
Meanwhile, an upper-level trough over the West Coast will move eastward to
the Plains by Sunday evening. The system will produce rain and higher
elevation snow over parts of the Pacific Northwest/California eastward to
parts of the Northern Rockies/Great Basin that will move into parts of the
Central/Southern Rockies and the Northern High Plains by Sunday morning.
In addition, the rain and higher elevation snow will come to an end over
parts of the Pacific Northwest/California into the Northern Rockies/Great
Basin overnight Saturday into Sunday morning. By Sunday afternoon, rain
and higher elevation snow will begin again over parts of the Pacific
Northwest/California into Sunday evening as additional upper-level energy
moves onshore over the West.
Additionally, energy in the upper-level trough moving eastward across the
Southwest/Southern Rockies will develop low pressure over the Southern
High Plains overnight Saturday moving eastward to the Southern Plains by
Sunday evening. The system will produce rain and higher elevation snow
over parts of the Central Rockies/Central High Plains on Sunday morning.
On Sunday afternoon into Sunday evening, showers and thunderstorms will
develop over parts of the Southern/Central Plains.
Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php