SPC AC 120755
Day 3 Convective Outlook
NWS Storm Prediction Center Norman OK
0155 AM CST Sat Feb 12 2022
Valid 141200Z - 151200Z
...NO THUNDERSTORM AREAS FORECAST...
...SUMMARY...
Thunderstorms are not expected on Monday.
...Synopsis...
The upper pattern early Monday is forecast to feature predominantly
northwesterly flow across the majority of the CONUS. An embedded
shortwave trough is expected to move from its early day position
over the Upper Great Lakes east-southeastward off the northern
Mid-Atlantic coast. This shortwave will be accompanied by a belt of
stronger flow aloft (i.e. 100 kt at 500 mb) through its southern
periphery. Farther west, a strong shortwave trough is expected to
drop south through the Pacific Northwest into central CA and the
western Great Basin. The strong flow aloft associated with this
shortwave will be confined to its western periphery, stretching from
western/central OR through central CA by early Tuesday morning.
Recent intrusion of dry, continental air will result in stable
conditions across the CONUS on Monday. Southerly flow will
strengthen across the western Gulf of Mexico late Monday evening
through Tuesday morning, but the more substantial low-level moisture
will remain offshore. Consequently, despite a fairly active pattern
with several shortwave troughs, thunderstorms are not anticipated.
..Mosier.. 02/12/2022
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