Saturday, September 27, 2008

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 271922
SWODY1
SPC AC 271919

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0219 PM CDT SAT SEP 27 2008

VALID 272000Z - 281200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
RELATIVELY BENIGN WEATHER FORECAST FOR THE REMAINDER OF THE
PERIOD...AS A WEAKENING MID-LEVEL TROUGH LINGERS OVER THE ERN U.S.
AND A SHORT-WAVE TROUGH CROSSING SWRN CANADA BRUSHES THE PAC NW/MT
THROUGH THE END OF THE PERIOD. A WEAK COLD FRONT WILL CONTINUE
MOVING SEWD ACROSS THE UPPER MIDWEST...AS A SECOND SHORT-WAVE TROUGH
EMBEDDED IN THE MID-LEVEL WLYS MERGES WITH THE LARGER-SCALE ERN
TROUGH.

SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE THIS AFTERNOON AND
EVENING ACROSS THE SWRN U.S. -- CENTERED OVER THE FOUR CORNERS
REGION. SHOWERS AND A FEW STORMS WILL ALSO OCCUR OVER THE NERN
QUARTER OF THE CONUS IN CONJUNCTION WITH THE ERN TROUGH...AND OVER S
FL. SHOWERS AND A FEW STORMS ONGOING ATTM ACROSS UPPER MI MAY
EXPAND SWWD ALONG THE WEAK COLD FRONT THIS AFTERNOON...BUT SHOULD
DIMINISH AFTER SUNSET WITH THE ONSET OF DIURNAL COOLING.

WITH GENERALLY LIMITED INSTABILITY AND MARGINAL SHEAR ANTICIPATED
ACROSS REGIONS WHERE CONVECTION IS ANTICIPATED...THREAT FOR SEVERE
WEATHER APPEARS MINIMAL THROUGH THE PERIOD.

..GOSS.. 09/27/2008

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
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: