Monday, February 1, 2010

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 011556
SWODY1
SPC AC 011554

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0954 AM CST MON FEB 01 2010

VALID 011630Z - 021200Z

...NO SVR TSTM AREAS FORECAST...

THE SHALLOW SURFACE FRONTAL ZONE THRU THE FL STRAITS IS IN THE
PROCESS OF SLOWLY RETURNING NWD INTO SRN FL THIS AFTERNOON. VERY
MOIST SWLY FLOW WILL CONTINUE TO OVERSPREAD THE FL PENINSULA THROUGH
TONIGHT RESULTING IN INCREASING AREAS OF PCPN. CHANCES OF EMBEDDED
THUNDERSTORMS WITHIN THIS ENVIRONMENT WILL BE CONFINED TO S FL AND
THE KEYS THROUGH THIS AFTERNOON WHERE THERE WILL BE MARGINAL
INSTABILITY. OVERNIGHT WITH THE GRADUAL DEVELOPMENT OF A SURFACE LOW
OFF NERN FL COAST...LOW LEVEL MOISTURE AND SOME INSTABILITY SHOULD
SPREAD NWD...PARTICULARLY ERN FL WITH A LOW END THUNDER THREAT.

HAVE DROPPED THE THUNDER THREAT OVER LA AS THE EARLIER LIGHTNING
OBSERVED JUST OFFSHORE HAS GENERALLY ENDED. IT WAS ASSOCIATED WITH
A WEAK UPPER TROUGH AND A PLUME OF EML THAT ORIGINATED OVER CENTRAL
MEXICO SUNDAY AFTERNOON.

..HALES.. 02/01/2010

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