SPC MD 901

MD 0901 CONCERNING SEVERE THUNDERSTORM WATCH 299… FOR ERN TX PANHANDLE…WRN OK…S-CNTRL KS


MESOSCALE DISCUSSION 0901
NWS STORM PREDICTION CENTER NORMAN OK
0843 PM CDT FRI MAY 25 2012

AREAS AFFECTED...ERN TX PANHANDLE...WRN OK...S-CNTRL KS

CONCERNING...SEVERE THUNDERSTORM WATCH 299...

VALID 260143Z - 260245Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 299
CONTINUES.

SUMMARY...CLUSTER OF TSTMS ACROSS W-CNTRL OK AND THE FAR NE TX
PANHANDLE WILL CONTINUE MOVING NWD WITH AN ENHANCED WIND THREAT OVER
THE NEXT FEW HOURS.

DISCUSSION...CLUSTER OF TSTMS ACROSS W-CNTRL OK AND THE FAR NE TX
PANHANDLE WILL CONTINUE PROGRESSING NWD WHILE WEAKENING OVER THE
NEXT FEW HOURS. WANING INSTABILITY ASSOCIATED WITH THE LOSS OF
DAYTIME HEATING... LARGE SFC DEWPOINT DEPRESSIONS...AND DCAPE VALUES
AOA 1500 J/KG SUGGEST THE PRIMARY SEVERE THREAT HAS TRANSITIONED
FROM HAIL TO WIND. OK MESONET OBSERVATION SITE AT ARNETT RECENTLY
REPORTED A 72 MPH WIND GUST. STRONG WIND GUSTS WILL LIKELY CONTINUE
EVEN AS REFLECTIVITY DECREASES WITH A POTENTIAL FOR ISOLATED HEAT
BURSTS OVER PORTIONS OF NW OK/S-CNTRL KS.

..MOSIER.. 05/26/2012

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

ATTN...WFO...ICT...OUN...DDC...LUB...AMA...

LAT...LON   34749913 34639982 34880103 37770022 38139797 37749803
            35919868 34749913

via SPC Forecast Products http://www.spc.noaa.gov/products/md/md0901.html