SPC MD 914

MD 0914 CONCERNING TORNADO WATCH 260…263… FOR ERN KS THROUGH CNTRL MO


MESOSCALE DISCUSSION 0914
NWS STORM PREDICTION CENTER NORMAN OK
0705 PM CDT FRI MAY 31 2013

AREAS AFFECTED...ERN KS THROUGH CNTRL MO

CONCERNING...TORNADO WATCH 260...263...

VALID 010005Z - 010130Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 260...263...CONTINUES.

SUMMARY...STORMS WILL CONTINUE TO POSE A THREAT FOR
TORNADOES...LARGE HAIL AND DAMAGING WIND FROM SERN KS THROUGH CNTRL
MO NEXT FEW HOURS. OTHER STORMS WILL LIKELY DEVELOP EWD INTO CNTRL
AND SCNTRL IL WHERE A NEW WW MAY BE NEEDED BY 01Z.

DISCUSSION...A BROKEN LINE OF STORMS PERSISTS FROM SERN KS THROUGH
CNTRL MO. ORGANIZED STRUCTURES WITH INCLUDING SUPERCELLS AND LINE
SEGMENTS CONTINUE TO BE OBSERVED. THE ATMOSPHERE REMAINS VERY
UNSTABLE...AND STRENGTHENING LLJ WILL CONTINUE TO SUPPORT
DEVELOPMENT ALONG THE SW-NE ORIENTED CONVECTIVELY ENHANCED BOUNDARY.
VWP DATA SHOW VERY FAVORABLE DEEP SHEAR IN EXCESS OF 50 KT IN THE
0-6 KM LAYER...ALONG WITH SUFFICIENT SHEAR FOR LOW LEVEL
MESOCYCLONES.

STORMS MAY DEVELOP NEWD THROUGH CNTRL IL ALONG OUTFLOW BOUNDARY THIS
EVENING...AND BOW ECHO STORM NEAR ST. LOUIS WILL LIKELY PERSIST INTO
SCNTRL IL.

..DIAL.. 06/01/2013

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

ATTN...WFO...LOT...ILX...LSX...SGF...EAX...ICT...

LAT...LON   38708951 37169418 37209599 37709535 38539260 40568788
            38708951

via SPC Forecast Products http://www.spc.noaa.gov/products/md/md0914.html