Wednesday, October 17, 2007

DAY48SVR: Nws Storm Prediction Center Norman Ok

ACUS48 KWNS 170901
SWOD48
SPC AC 170900

DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0400 AM CDT WED OCT 17 2007

VALID 201200Z - 251200Z

..DISCUSSION...
EXTREME RUN-TO-RUN MODEL VARIABILITY -- AND DRASTIC DIFFERENCES ALSO
EXIST BETWEEN GFS AND ECMWF SOLUTIONS IN THE MEDIUM RANGE. SEVERE
THREAT AREA PREVIOUSLY OUTLOOKED FOR SUN. OCT. 21 APPEARS MUCH LESS
LIKELY ATTM. GIVEN MODEL VARIABILITY...WILL NOT ATTEMPT TO
DELINEATE ANY SEVERE THREAT AREAS THIS FORECAST.

.GOSS.. 10/17/2007

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