SPC MD 1103

MD 1103 CONCERNING SEVERE THUNDERSTORM WATCH 319… FOR SERN KS…OK…TX PANHANDLE


MESOSCALE DISCUSSION 1103
NWS STORM PREDICTION CENTER NORMAN OK
1248 AM CDT MON JUN 17 2013

AREAS AFFECTED...SERN KS...OK...TX PANHANDLE

CONCERNING...SEVERE THUNDERSTORM WATCH 319...

VALID 170548Z - 170745Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 319
CONTINUES.

SUMMARY...AN EXTENSIVE LINE OF THUNDERSTORMS WILL LIKELY CONTINUE TO
POSE A DAMAGING WIND THREAT FROM SERN KS INTO MUCH OF OK AND PERHAPS
NWRN TX LATER TONIGHT. ANOTHER WW MAY BE REQUIRED.

DISCUSSION...A MOIST AND UNSTABLE AIR MASS REMAINS OVER THE REGION
AHEAD OF THE ADVANCING MCS...ALTHOUGH RELATIVELY COOLER/MORE STABLE
AIR RESIDES OVER NERN OK INTO SRN MO AND NRN AR. MEANWHILE...A SWLY
LOW LEVEL JET OF 20-25 KT IS EXPECTED TO PERSIST...AND WITH NWLY
FLOW ALOFT...THIS WILL FAVOR A CONTINUED FORWARD PROPAGATING SYSTEM
CAPABLE OF DAMAGING WIND. GIVEN MODESTLY STEEP MIDLEVEL LAPSE
RATES...A FEW OF THE CORES WITHIN THE LINE MAY CONTAIN MARGINALLY
SEVERE HAIL AS WELL.

..JEWELL.. 06/17/2013

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

ATTN...WFO...TSA...TOP...ICT...FWD...OUN...SJT...LUB...AMA...

LAT...LON   34630243 35280072 35949913 36659802 37289758 37719770
            38169710 38219631 37799577 36699617 36039641 35609636
            34809603 34329610 33729648 33479789 33329944 33420107
            33760215 34190249 34630243

via SPC Forecast Products http://www.spc.noaa.gov/products/md/md1103.html