SPC AC 130528
Day 1 Convective Outlook
NWS Storm Prediction Center Norman OK
1128 PM CST Wed Jan 12 2022
Valid 131200Z - 141200Z
...NO SEVERE THUNDERSTORM AREAS FORECAST...
...SUMMARY...
Thunderstorms are not expected across the U.S. on Thursday.
...Discussion...
A large upper trough over the eastern U.S. -- initially reinforced
by a short-wave feature digging southeastward out of the Midwest and
across the Southeast, will eventually begin to shift eastward
overnight. This eastward shift will occur in response to a second
trough moving inland over the Pacific Northwest early, and then
digging southeastward into the Intermountain West.
At the surface, a reinforcing surge of cold air will spread
southeastward across the Eastern states as the upper system digs
southeastward. In the West, a cold front will shift southeastward
across the Intermountain region in tandem with the western upper
trough.
Showers are forecast to be ongoing across the southern Florida
vicinity early in the period, with a thunderstorm or two just
offshore. Showers -- and possibly a thunderstorm -- may also
approach the North Carolina Outer Banks during the afternoon, though
inland lightning is not expected.
Elsewhere, thunderstorms are not expected across the U.S. through
the period.
..Goss/Weinman.. 01/13/2022
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