MESOSCALE DISCUSSION 0042
NWS STORM PREDICTION CENTER NORMAN OK
0738 AM CST MON JAN 26 2004
AREAS AFFECTED...PORTIONS OF ERN/SRN NC
CONCERNING...FREEZING RAIN
VALID 261338Z - 261945Z
MODERATE TO OCCASIONALLY HEAVY FREEZING RAIN...POSSIBLY MIXED WITH
SLEET IN NERN NC WILL BEGIN DEVELOPING OVER THE AREA IN THE NEXT 2-3
HOURS. HOURLY ACCUMULATION RATES ABOVE 0.10 IN. WILL BE LIKELY
...ESPECIALLY ALONG AND JUST EAST OF THE I-95 CORRIDOR FROM SCENTRAL
INTO NERN NC BETWEEN 26/16Z AND 26/20Z.
CURRENT RADAR IMAGERY SHOWS PRECIPITATION CONTINUING TO EXPAND AND
INTENSIFY OVER SRN SC/GA. STRONG WAA/ISENTROPIC LIFE ABOVE
STATIONARY BOUNDARY EXTENDING FROM SRN GA ENEWD TO A LOW CENTERED
OFF CAPE HATTERAS WILL SUPPORT MODERATE TO HEAVY PRECIPITATION
DEVELOPMENT INTO SRN/ERN NC OVER THE NEXT 3-4 HOURS. ELEVATED
INSTABILITY NOTED ON THE 12Z FFC AND CHS SOUNDINGS WILL FURTHER
SUPPORT THE CONVECTIVE/HEAVY ACCUMULATION THREAT TO THE AREA. AS THE
SHORTWAVE TROUGH CONTINUES TO APPROACH...SLIGHT MID LEVEL BACKING
MAY AID IN SHIFTING THE THREAT FOR MODERATE-HVY FREEZING RAIN NWWD
INTO THE RDU AREA. NNWLY COMPONENT TO THE WIND FIELDS OVER ERN
NC...DUE TO THE DEEPENING SFC LOW OFFSHORE SHOULD ALLOW FOR A SLOW
EWD MOVEMENT OF THE SFC FREEZING LINE EXTENDING FROM 20 W OF ECG TO
10 N OF ILM AT 13Z THROUGH THE MORNING HOURS.
..CROSBIE.. 01/26/2004
ATTN...WFO...AKQ...MHX...RAH...ILM...CAE...GSP...
34077830 34167901 34978054 35348000 35937891 36277744
35937622
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