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Mesoscale Discussion 1861 |
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MESOSCALE DISCUSSION 1861
NWS STORM PREDICTION CENTER NORMAN OK
0152 PM CDT THU AUG 23 2007
AREAS AFFECTED...ERN SC...FAR SERN NC
CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY
VALID 231852Z - 232045Z
TSTMS DEVELOPING BOTH ALONG THE OCEAN BREEZE/SYNOPTIC BOUNDARIES
WILL CONTINUE TO INTENSIFY AND MAY POSE A MARGINAL DMGG WIND THREAT
OVER THE NEXT FEW HOURS. LIMITED AREAL COVERAGE AND LACK OF MORE
ORGANIZATION SHOULD LIMIT NEED FOR A WW.
LATEST SFC ANALYSIS PLACES A WEAK E-W ORIENTED NEARLY STATIONARY
FRONTAL BOUNDARY JUST NORTH OF THE NC/SC BORDER. SOUTH OF THIS
BOUNDARY...THE AIRMASS WAS MODERATELY TO VERY UNSTABLE WITH MLCAPE
FROM 2000-3000 J/KG. MEANWHILE...TSTMS WERE DEVELOPING ALONG THE
OCEAN BREEZE BOUNDARY MOVING SLOWLY WWD ACROSS COASTAL COUNTIES OF
ERN SC. GENERALLY WEAK MID LEVEL WIND FIELDS /AOB 20 KTS/ SHOULD
PRECLUDE GREATER TSTM ORGANIZATION. HOWEVER...WHERE CONVECTIVE
CELLS/LINE MERGERS OCCUR AS TSTMS MOVING SWWD FROM SERN NC ENCOUNTER
TSTMS MOVING WWD ACROSS ERN SC...A LOCALIZED HIGHER PROBABILITY OF
DMGG WIND POTENTIAL IS POSSIBLE ACROSS ERN SC.
..CROSBIE.. 08/23/2007
ATTN...WFO...RAH...ILM...CHS...CAE...
32538011 32967974 33247920 34287834 34607862 34867889
34777981 34708019 34068073 33568119 33358135 33218143
33168135 32798100 32488058
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