Monday, February 14, 2011

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 141604
SWODY1
SPC AC 141603

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1003 AM CST MON FEB 14 2011

VALID 141630Z - 151200Z

...NO SVR TSTM AREAS FORECAST...

DRY AND STABLE CONDITIONS ARE EXPECTED TO PRECLUDE ORGANIZED
THUNDERSTORMS OVER MOST OF THE CONUS TODAY...WITH THE EXCEPTION OF
THE PACIFIC NORTHWEST COAST.

A STRONG UPPER TROUGH IS EVIDENT ON WATER VAPOR IMAGERY OFF THE
WA/ORE COAST...AND SHOULD APPROACH THE COAST LATE TONIGHT.
STRENGTHENING ONSHORE FLOW AND COOLING MID LEVEL TEMPERATURES WILL
PROMOTE THE RISK OF SHOWERS AND A FEW THUNDERSTORMS IN
OROGRAPHICALLY FAVORED AREAS ALONG THE COAST RANGES...MAINLY LATE
TONIGHT. OFFSHORE LIGHTNING DATA HAS INDICATED ISOLATED ACTIVITY
THIS MORNING NEAR THE TROUGH AXIS...FURTHER INCREASING CONFIDENCE IN
THUNDERSTORM POTENTIAL LATER IN THE PERIOD.

..HART.. 02/14/2011

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