Friday, December 31, 2010

MESO: Mesoscale Discussion 2171

ACUS11 KWNS 312335
SWOMCD
SPC MCD 312335
TNZ000-ALZ000-KYZ000-MSZ000-MOZ000-ARZ000-010130-

MESOSCALE DISCUSSION 2171
NWS STORM PREDICTION CENTER NORMAN OK
0535 PM CST FRI DEC 31 2010

AREAS AFFECTED...WRN TN SWD INTO NRN MS

CONCERNING...TORNADO WATCH 773...

VALID 312335Z - 010130Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 773 CONTINUES.

AN INCREASE IN CONVECTIVE COVERAGE AND INTENSITY IS EXPECTED FROM
NRN MS INTO WRN TN AND SW KY LATER THIS EVENING. A LOCAL WATCH
EXTENSION ACROSS THE REMAINDER OF WRN TN WILL COVER THE THREAT FOR A
FEW MORE HOURS.

SEVERAL CLUSTERS OF STORMS WERE NOTED ACROSS NRN MS AS WELL AS NEAR
THE MS RIVER IN AR ALONG THE COLD FRONT. ALTHOUGH INSTABILITY LEVELS
WILL REMAIN MARGINAL...WIND SHEAR PROFILES WILL REMAIN QUITE
FAVORABLE FOR SUPERCELLS WITH TORNADIC POTENTIAL.

STORMS HAVE SHOWN SOME INCREASE IN INTENSITY OVER FAR ERN AR THIS
EVENING...AND THIS TREND IS EXPECTED TO CONTINUE AS DEEP LAYER
DIFFERENTIAL DIVERGENCE IS EXPECTED TO INCREASE...TIED TO A SRN
UPPER JET STREAK NOW OVER SERN TX/LA. BOTH QLCS AND SINGLE CELL
MODES WILL BE LIKELY. IN ADDITION TO A TORNADO THREAT...DAMAGING
WIND GUSTS AND MARGINALLY SEVERE HAIL WILL BE POSSIBLE.

..JEWELL.. 12/31/2010

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...OHX...HUN...PAH...MEG...JAN...LZK...

LAT...LON 35168769 34008875 33529069 33709133 34129160 35429062
36408998 36758914 36678810 36178735 35168769

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