MESOSCALE DISCUSSION 0083
NWS STORM PREDICTION CENTER NORMAN OK
0735 AM CST THU FEB 05 2004
AREAS AFFECTED...SRN/CNTRL LA...SW MS
CONCERNING...TORNADO WATCH 5...
VALID 051335Z - 051530Z
SEVERE THREAT WILL INCREASE NEXT FEW HOURS...WITH POTENTIAL FOR
ISOLATED TORNADOES AND DAMAGING WINDS...IN ADDITION TO HAIL.
CONTINUE REMAINING VALID PORTION OF WW.
MID/UPPER 60S SURFACE DEW POINTS HAVE ADVECTED ACROSS SOUTH CENTRAL/
SOUTHEASTERN LOUISIANA INTO SOUTHWESTERN MISSISSIPPI...AHEAD OF
PRE-FRONTAL CONVECTIVE LINE. SHALLOW SURFACE INVERSION EVIDENT IN
12Z SOUNDINGS WILL BE MODIFIED WITHIN THE NEXT COUPLE OF HOURS AS
MORE RAPID SURFACE HEATING COMMENCES. SEVERAL INTENSE CELLS ARE
ALREADY EMBEDDED WITHIN DEVELOPING LINE...AND DESTABILIZATION OF
BOUNDARY LAYER WILL SUPPORT FURTHER INTENSIFICATION. THIS WILL BE
ACCOMPANIED BY INCREASING RISK FOR TORNADOES...NEAR/WEST THROUGH
NORTH OF LAFAYETTE LA AFTER 15Z.
INTENSE CELLS WILL CONTINUE TO DEVELOP NORTHEASTWARD INTO VICINITY
OF COLD FRONT NOW ADVANCING EAST OF THE MISSISSIPPI RIVER INTO PARTS
OF WEST CENTRAL/SOUTHWEST MISSISSIPPI. MEANWHILE...REDEVELOPMENT OF
STRONG/SEVERE THUNDERSTORMS WILL CONTINUE ACROSS SOUTH CENTRAL
LOUISIANA THROUGH MIDDAY...AS STRONGEST UPPER DIFLUENCE BETWEEN
POLAR/SUBTROPICAL JETS BECOMES FOCUSED ACROSS THE CENTRAL GULF COAST
AREA BY 18Z.
..KERR.. 02/05/2004
ATTN...WFO...JAN...LIX...LCH...HGX...
29529447 30109381 30469290 30899214 31399153 31889115
32289063 32399009 31728981 31239011 30519079 29809137
29549178
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