The SPC says there is a 95% chance they will issue a new severe thunderstorm watch for areas south and east of the current one across Central Alabama.
MESOSCALE DISCUSSION 1035
NWS STORM PREDICTION CENTER NORMAN OK
0439 PM CDT SUN JUN 03 2012
AREAS AFFECTED…PORTIONS OF CNTRL AL INTO W-CNTRL GA
CONCERNING…SEVERE POTENTIAL…WATCH LIKELY
VALID 032139Z – 032245Z
PROBABILITY OF WATCH ISSUANCE…95 PERCENT
SUMMARY…DAMAGING WIND AND MARGINALLY SEVERE HAIL THREAT MAY
CONTINUE FOR A FEW MORE HOURS. A NEW SVR WATCH MAY BE NEEDED SOON TO
THE SOUTH AND EAST OF SVR WW 344.
DISCUSSION…A NEW SEVERE WATCH MAY BE NEEDED TO THE SOUTH AND EAST
OF SVR WW 344. A MOIST…UNSTABLE DOWNSTREAM AIRMASS WITH MODEST
DEEP LAYER SHEAR AND STEEP LOW LEVEL LAPSE RATES INTO CNTRL/SRN AL
AND W-CNTRL GA MAY SUPPORT CONTINUED DAMAGING WIND THREAT FOR AT
LEAST A FEW MORE HOURS. COOL TEMPERATURES ALOFT MAY ALSO SUPPORT
MARGINALLY SEVERE HAIL IN STRONGEST CELLS AS WELL. WITH LITTLE IN
THE WAY OF UPPER LEVEL SUPPORT TO AID IN DEEP LAYER FORCING FOR
ASCENT AND SLIGHT WEAKENING OF DEEP LAYER SHEAR FURTHER TO THE SOUTH
AND EAST INTO CNTRL GA AND SRN AL…STORMS SHOULD GRADUALLY WEAKEN
LATER THIS EVENING WITH THE LOSS OF DAYTIME HEATING AND INCREASING
CINH.
..LEITMAN/CORFIDI.. 06/03/2012
