SPC AC 270656
Day 3 Convective Outlook
NWS Storm Prediction Center Norman OK
0156 AM CDT Wed Oct 27 2021
Valid 291200Z - 301200Z
...NO SEVERE THUNDERSTORM AREAS FORECAST...
...SUMMARY...
Organized severe thunderstorms are not currently forecast across the
contiguous United States on Friday.
...Synopsis...
A large mid-level low and associated trough will slowly migrate from
the OH/TN Valleys and northern Gulf Coast to the VA/Carolinas
vicinity by early Saturday morning. A cold front is forecast to
move into the western Atlantic from the NC coast and into the
Bahamian archipelago. It is possible a few storms may linger into
the start of the day-3 period from overnight Thursday night near the
NC Outer Banks. Model guidance differs on the placement of
potential convection and whether the front has moved offshore. This
scenario will be re-evaluated in later outlooks for the possibility
for a narrow window of time in which a strong storm or two could
occur during the morning. Farther south, a stray thunderstorm or
two is possible over coastal South FL during the morning.
Elsewhere, elevated and weak thunderstorms cannot be ruled out
closer to the mid-level cold pocket across parts of the central
Appalachians.
..Smith.. 10/27/2021
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