Sunday, February 15, 2009

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 160051
SWODY1
SPC AC 160048

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0648 PM CST SUN FEB 15 2009

VALID 160100Z - 161200Z

...NO SVR TSTM AREAS FORECAST...

AN UPPER-LEVEL LOW ABOUT 250 STATUTE MILES OFF THE COAST OF NRN CA
WILL CONTINUE TO SLOWLY MOVE SEWD TONIGHT. SOUTHEAST OF THE
LOW...WATER VAPOR IMAGERY AND RUC ANALYSIS SHOW ABUNDANT MID-LEVEL
MOISTURE ALONG THE LEADING EDGE OF STRONG LARGE-SCALE ASCENT WHERE A
BAND OF MODERATE RAINFALL ORIENTED NNE TO SSW IS LOCATED. THIS BAND
SHOULD GRADUALLY SHIFT SWD INTO CNTRL CA TONIGHT. FORECAST SOUNDINGS
SHOW LIMITED INSTABILITY AND THIS SHOULD KEEP ANY THUNDERSTORMS WELL
BELOW SEVERE LIMITS. ELSEWHERE ACROSS THE CONUS...THUNDERSTORM
ACTIVITY IS NOT EXPECTED TONIGHT.

..BROYLES.. 02/16/2009

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