SPC AC 011924
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0124 PM CST MON DEC 01 2008
VALID 012000Z - 021200Z
...NO SVR TSTM AREAS FORECAST...
...MID-ATLC REGION...
RUC FCST SOUNDINGS SHOW 50-100 J/KG MUCAPE ALONG/E OF THE HIGHER
TERRAIN FROM NRN VA NWD INTO SE PA...WITH CLOUD TOPS REACHING INTO
THE MINUS 20 DEG C RANGE. SHORT LINES OF TSTMS HAVE FORMED WITHIN
EXIT REGION OF A 175+ KT H25 JET WHERE STEEPEST LAPSE RATES AND
MESOSCALE ASCENT ALONG THE SFC CDFNT COEXIST. WINDOW OF THE TSTM
THREAT SHOULD BE SHORT...ENDING BY EARLY EVENING. LOW WBZ LEVELS
WILL BE FAVORABLE FOR GRAUPEL AND GUSTY WINDS COULD OCCUR AS HIGHER
MOMENTUM ALOFT IS TRANSFERRED TO THE SFC. SHORT TERM LOW
PROBABILITIES FOR TSTMS HAVE BEEN ADDED TO PARTS OF THE DISTRICT OF
COLUMBIA...NRN VA...MD...SE PA...DE AND NJ...GENERALLY ENDING BEFORE
00Z.
..RACY.. 12/01/2008
CLICK TO GET WUUS01 PTSDY1 PRODUCT
NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0100Z
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