SWODY2
SPC AC 231632
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1032 AM CST THU DEC 23 2010
VALID 241200Z - 251200Z
...NO SVR TSTM AREAS FORECAST...
...SYNOPSIS...
AN UPPER SHORTWAVE TROUGH NOW OVER THE FOUR CORNERS STATES WILL
CONTINUE EWD INTO THE SRN PLAINS ON FRIDAY...PARTNERING WITH A SEWD
MOVING SHORTWAVE OVER THE UPPER MS VALLEY TO BREAK DOWN THE RIDGE
OVER THE MID/LOWER MS VALLEY. AT THE SURFACE...DRY HIGH PRESSURE
WILL EXIST OVER THE MAJORITY OF THE CONUS...WITH A MEAGER ATTEMPT AT
RETURN FLOW OFF THE GULF OF MEXICO TOWARDS THE TX COAST AHEAD OF A
COLD FRONT.
...FAR SRN OK INTO CNTRL/SRN TX...
A COLD FRONT WILL EXTEND FROM NEAR THE RED RIVER SWD INTO SW TX
EARLY FRI...WITH NUMEROUS SHOWERS AND SOME THUNDERSTORMS IN A WARM
ADVECTION REGIME ALONG AND N OF THE BOUNDARY. BY LATE
AFTERNOON...SURFACE HEATING SHOULD STEEPEN LAPSE RATES OVER SRN/SERN
TX...WITH A FEW HUNDRED J/KG MUCAPE DEVELOPING AND BOUNDARY LAYER
DEWPOINTS INTO THE MID/UPPER 50S F. DESPITE 40 KT MID LEVEL FLOW
INCREASING TO 60 KTS IN THE UPPER LEVELS...OVERALL EFFECTIVE SRH IS
EXPECTED TO BE MINIMAL WITH LITTLE ACCELERATION POTENTIAL IN THE
LOWEST 3 KM DUE TO A COOL BOUNDARY LAYER. AS SUCH...SEVERE WEATHER
IS UNLIKELY.
..JEWELL.. 12/23/2010
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@LISTSERV.ILLINOIS.EDU with
"unsub wx-storm" in the body of your message. For more information write cnovy@cox.net.
No comments:
Post a Comment