Friday, March 19, 2010

DAY48SVR: Nws Storm Prediction Center Norman Ok

ACUS48 KWNS 190759
SWOD48
SPC AC 190758

DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0258 AM CDT FRI MAR 19 2010

VALID 221200Z - 271200Z

...DISCUSSION...

MODEL CONSENSUS IS THAT ANOTHER IN A SERIES OF SHORTWAVE TROUGHS
WILL ADVANCE INTO THE SRN PLAINS DAY 6 /WEDNESDAY/ AND CONTINUE INTO
THE SERN STATES DAY 7 /THURSDAY/. HOWEVER...INTRUSION OF CP AIR INTO
THE GULF WILL OCCUR DAY 2-3. WITH ONLY SLOW MOISTENING OF THE GULF
BOUNDARY LAYER EXPECTED THROUGH DAY 5 AS CP HIGH PRESSURE BUILDS
SEWD AND ONLY WEAK CYCLOGENESIS FORECAST WITH THE UPPER TROUGH...IT
CURRENTLY APPEARS MOISTURE RETURN WILL BE TOO LIMITED FOR A MORE
SIGNIFICANT SEVERE THREAT.

..DIAL.. 03/19/2010

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