Storm Prediction Center NOAA NWS NCEP
Mesoscale Discussion 870

MD 870 graphic
SPC MESOSCALE DISCUSSION 0870 FOR NERN GA / ERN TN / WRN NC / WRN
SC...
CONCERNING...SEVERE THUNDERSTORM POTENTIAL...

VALID 242246Z - 250100Z

THUNDERSTORMS ARE FORECAST TO DEVELOP / SPREAD EWD OUT OF WW 281
INTO PARTS OF ERN TN AND EXTREME NERN GA ALONG WITH PORTIONS OF THE
WRN CAROLINAS.  WW WILL BE ISSUED SHORTLY.

LATEST SURFACE DATA SHOWS TEMPERATURES IN THE UPPER 70S AND LOW 80S
ACROSS THE REGION WITH DEWPOINTS IN THE UPPER 50S TO NEAR 60...
CONTRIBUTING TO MARGINAL TO MODERATE INSTABILITY.  STORMS NOW
OCCURRING ACROSS N CENTRAL GA ARE FORECAST TO MOVE NEWD...WHILE
OTHER STORMS MAY DEVELOP IN AREA OF WEAK SURFACE CONVERGENCE ACROSS
THE WRN CAROLINAS.  WIND PROFILES REMAIN FAIRLY STRONG THROUGH A
DEEP LAYER ACROSS THIS REGION...WITH 40 TO 50 KT WINDS ABOVE 800 MB
AND DEEP-LAYER SHEAR 35 TO 40 KTS.  AS A RESULT...EXPECT A
CONTINUED THREAT FOR WIND DAMAGE / HAIL AS STORMS MOVE / DEVELOP
NEWD.

..GOSS.. 05/24/01

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