Monday, March 31, 2008

MESO: Mesoscale Discussion 0524

ACUS11 KWNS 312005
SWOMCD
SPC MCD 312004
MOZ000-ARZ000-OKZ000-312030-

MESOSCALE DISCUSSION 0524
NWS STORM PREDICTION CENTER NORMAN OK
0304 PM CDT MON MAR 31 2008

AREAS AFFECTED...PARTS OF ERN OK INTO WRN/NRN AR AND SRN MO

CONCERNING...TORNADO WATCH 146...

VALID 312004Z - 312030Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 146 CONTINUES.

NEW TORNADO WATCH WILL BE ISSUED SOON FOR MUCH OF ERN OK INTO
WRN/NRN AR AND SRN MO.

AT 20Z...REGIONAL RADARS INDICATED A BROKEN LINE OF SEVERE TSTMS
EXTENDING FROM CENTRAL MO SWWD INTO FAR NWRN AR AND NERN TO SRN OK.
AIR MASS ALONG AND EAST OF THIS ACTIVITY HAS BECOME VERY UNSTABLE
OVER SRN OK WITH MODERATE INSTABILITY EXTENDING INTO SRN/CENTRAL MO.
GIVEN THE INSTABILITY COMBINED WITH VERY STRONG DEEP LAYER SHEAR
AROUND 50 KT...EMBEDDED BOWING STRUCTURES AND SUPERCELLS WILL REMAIN
LIKELY AS THE LINE OF ACTIVITY DEVELOPS EWD LATE THIS AFTERNOON INTO
THE EVENING. STRONG LOW LEVEL SHEAR ALONG AXIS OF SWLY LLJ WHICH
EXTENDED FROM CENTRAL TX TO SRN MO WILL CONTINUE TO FAVOR ROTATING
UPDRAFTS WITH AN ATTENDANT THREAT FOR TORNADOES. STEEP MID LEVEL
LAPSE RATES AND DEGREE OF INSTABILITY WILL ALSO SUPPORT LARGE HAIL.

.PETERS.. 03/31/2008

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

ATTN...WFO...PAH...LSX...LZK...SGF...SHV...TSA...OUN...

38309229 38249160 37209106 36289175 35349269 34699373
34499487 34599592 34369720 35149625 36559420 37059377

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@PO.UIUC.EDU with
"unsub wx-storm" in the body of your message. For more information write cnovy@cox.net.

No comments: