MESO: Mesoscale Discussion 0661

ACUS11 KWNS 162036
SWOMCD
SPC MCD 162035
NEZ000-KSZ000-COZ000-162200-

MESOSCALE DISCUSSION 0661
NWS STORM PREDICTION CENTER NORMAN OK
0335 PM CDT THU MAY 16 2013

AREAS AFFECTED...SWRN NEB...NERN CO AND NWRN KS

CONCERNING...SEVERE THUNDERSTORM WATCH 163...

VALID 162035Z - 162200Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 163
CONTINUES.

SUMMARY...STORMS WILL CONTINUE TO POSE A THREAT FOR ISOLATED LARGE
HAIL AND DAMAGING WIND GUSTS NEXT COUPLE HOURS.

DISCUSSION...STORMS HAVE EVOLVED INTO A BROKEN LINE FROM SWRN NEB
INTO NWRN KS AND NERN CO. SOME BACKBUILDING HAS BEEN OBSERVED OVER
EXTREME NERN CO WHERE THE SWRN FLANK OF THE OUTFLOW BOUNDARY
INTERSECTS THE DRYLINE. STORMS WILL CONTINUE TO FORWARD PROPAGATE
INTO THE UNSTABLE BOUNDARY LAYER THIS AFTERNOON. INVERTED-V PROFILES
WILL PROMOTE A RISK FOR DAMAGING WIND...AND STEEP LAPSE RATES WITH
1000 J/KG MLCAPE WILL SUPPORT UPDRAFTS SUFFICIENT FOR ISOLATED LARGE
HAIL.

..DIAL.. 05/16/2013

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

ATTN...WFO...GID...LBF...GLD...

LAT...LON 39620270 40220151 40840099 41490038 41439947 40419909
39289960 39170223 39620270

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