449
ACUS02 KWNS 230627
SWODY2
SPC AC 230626
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1226 AM CST THU JAN 23 2025
VALID 241200Z - 251200Z
..NO THUNDERSTORM AREAS FORECAST
..SUMMARY
THUNDERSTORMS ARE NOT FORECAST FOR FRIDAY.
..SYNOPSIS
AN ELONGATED POSITIVE-TILT UPPER TROUGH WILL EXTEND FROM THE LOWER
GREAT LAKES INTO THE LOWER MS VALLEY FRIDAY MORNING, AND WILL
QUICKLY MOVE TO THE EAST COAST BY EVENING. BEHIND THIS TROUGH, ZONAL
FLOW WILL DEVELOP ACROSS MUCH OF CENTRAL AND SOUTHERN CONUS,
ALLOWING WARMING ALOFT.
HIGH PRESSURE WILL MOVE FROM THE PLAINS INTO THE EASTERN STATES
THROUGH THE PERIOD, PROLONGING DRY OFFSHORE WINDS ACROSS MUCH OF THE
SOUTHEAST. WHILE SOUTHERLY LOW-LEVEL FLOW WILL DEVELOP LATE ACROSS
THE WESTERN GULF AND INTO TX, INSTABILITY SUPPORTIVE OF
THUNDERSTORMS IS NOT FORECAST THIS EARLY IN THE RETURN CYCLE.
ELSEWHERE, ANOTHER LARGE LOBE OF VORTICITY WILL ROTATE SOUTHWARD
ACROSS THE NORTHERN ROCKIES AND PACIFIC NW DURING THE DAY, INTO THE
GREAT BASIN BY SATURDAY MORNING. TEMPERATURES ALOFT WILL BE COLD,
BUT LITTLE INSTABILITY IS FORECAST TO SUPPORT ANY
CONVECTION/LIGHTNING.
..JEWELL.. 01/23/2025
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