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Mesoscale Discussion 298 |
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MESOSCALE DISCUSSION 0298
NWS STORM PREDICTION CENTER NORMAN OK
1259 AM CDT MON MAR 28 2011
AREAS AFFECTED...CNTRL FL PANHANDLE INTO NRN
CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE
VALID 280559Z - 280730Z
STORMS SHOULD MOVE ASHORE OVER THE NEXT FEW HOURS WITH A THREAT OF
SEVERE HAIL...AND PERHAPS STRONG WIND GUSTS.
SURFACE ANALYSIS SHOWS MOIST AIR MASS IN PLACE WITH TEMPERATURES IN
THE LOW 70S AND DEWPOINTS NEAR 70 F. A MODIFIED 00Z TLH SOUNDING
SHOWS THESE CONDITIONS STILL YIELD ABOUT 2000 J/KG MUCAPE WITH
STRONG DEEP LAYER SHEAR PROFILES IN PLACE FOR STORM ORGANIZATION.
THEREFORE...THE ENVIRONMENT APPEARS FAVORABLE ENOUGH TO SUSTAIN THE
STORMS CURRENTLY MOVING NWD OFF THE GULF OF MEXICO.
THESE STORMS APPEAR TO BE ASSOCIATED WITH SOME LOW LEVEL THETA-E
ADVECTION AND PERHAPS RELATED TO OUTFLOW FROM THE ERN GULF MCS. AT
THIS TIME IT APPEARS THE THREAT WILL BE ISOLATED...WITH PERHAPS ONLY
1 OR 2 STORMS CAPABLE OF PRODUCING SEVERE...BUT TRENDS WILL CONTINUE
TO BE MONITORED.
..JEWELL.. 03/28/2011
ATTN...WFO...TBW...JAX...TAE...
LAT...LON 29718498 30538487 30728396 30408234 29898192 29468211
29298257 29488332 29718498
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