SPC AC 011947
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0147 PM CST THU JAN 01 2009
VALID 012000Z - 021200Z
...NO TSTM AREAS FORECAST...
AN UPPER-LEVEL LOW OVER ONTARIO AND A SUBTLE TROUGH EXTENDING SWD
FROM THE LOW ACROSS THE MS VALLEY WILL MOVE EWD ACROSS THE OH AND TN
VALLEYS TONIGHT. A LOW-LEVEL JET ASSOCIATED WITH THE UPPER-LEVEL
TROUGH IS FORECAST TO MOVE EWD FROM THE OH AND TN VALLEYS INTO
APPALACHIAN MTNS TONIGHT. SLY TO SELY SFC WINDS WILL CONTINUE ACROSS
THE GULF COAST STATES AND THIS WILL BRING DEWPOINTS AROUND 60 F NWD
INTO THE WRN GULF COAST STATES AFTER MIDNIGHT.
HOWEVER...THUNDERSTORM ACTIVITY IS NOT EXPECTED DUE TO A LACK OF
LARGE-SCALE ASCENT AND A CAPPING INVERSION EVIDENT ON FORECAST
SOUNDINGS LATE TONIGHT ALONG THE GULF COAST. ELSEWHERE ACROSS THE
CONUS...THUNDERSTORMS ARE NOT EXPECTED.
..BROYLES.. 01/01/2009
CLICK TO GET WUUS01 PTSDY1 PRODUCT
NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0100Z
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