Friday, February 11, 2011

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 120041
SWODY1
SPC AC 120039

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0639 PM CST FRI FEB 11 2011

VALID 120100Z - 121200Z

...NO TSTM AREAS FORECAST...

...SRN FL...

A FEW SHOWERS WILL PERSIST OVER SRN FL THROUGH THE EVENING WITHIN
ZONE OF POST FRONTAL ISENTROPIC ASCENT. THE 00Z KEY WEST RAOB SHOWS
A LAYER OF SHALLOW...ELEVATED INSTABILITY BETWEEN FRONTAL INVERSION
AND 550 MB. HOWEVER...TEMPERATURES WITHIN THIS LAYER ARE NOT
SUFFICIENT TO SUPPORT THUNDERSTORMS. AS SHORTWAVE TROUGH CONTINUES
THROUGH THE SERN STATES...DEEPER LAYER FLOW WILL GRADUALLY VEER TO
NWLY AFTER 06Z WITH A RESULTING DECREASE IN ISENTROPIC LIFT AND
SHOWER ACTIVITY.

..DIAL.. 02/12/2011

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