[MCD] SWOMCD

Mon May 29 02:24:35 UTC 2006

ACUS11 KWNS 290222
SWOMCD
SPC MCD 290222 
SDZ000-NDZ000-NEZ000-290415-

MESOSCALE DISCUSSION 1016
NWS STORM PREDICTION CENTER NORMAN OK
0922 PM CDT SUN MAY 28 2006

AREAS AFFECTED...NRN NEB...SD...SRN ND

CONCERNING...SEVERE THUNDERSTORM WATCH 417...

VALID 290222Z - 290415Z

SEVERE WEATHER DEVELOPING ACROSS PORTIONS OF NRN NEB AND SRN/CNTRL
SD OVER THE NEXT FEW HOURS. DAMAGING WIND GUSTS AND LARGE HAIL CAN
BE EXPECTED. AN ADDITIONAL WATCH MAY BE NEEDED IN AN HOUR OR SO FOR
AREAS EAST OF WW 417.

SEVERE MCS HAS EVOLVED FROM ARC OF DEEP CONVECTION RACING ENEWD
ACROSS NWRN NEB AND SWRN SD THIS EVENING. NUMEROUS SEVERE HAIL
REPORTS AND HIGH WIND GUSTS HAVE ALREADY BEEN OBSERVED WITH THIS
ACTIVITY WHICH WILL CONTINUE TO DEVELOP INTO STRONGER LOW LEVEL
INSTABILITY OVER NEXT FEW HOURS. VERY STRONG DYNAMIC FORCING ON THE
NOSE OF DIFFLUENT MID LEVEL WIND MAX WILL CONTINUE TO ACT ON MOIST
AND UNSTABLE AIR MASS TO SUSTAIN STORMS IN A VERY STRONGLY SHEARED
ENVIRONMENT ACROSS SD/NEB. EXPECT BOWING LINE SEGMENTS...AND
POSSIBLY EVEN EMBEDDED SUPERCELLS...TO MOVE TO THE ERN EDGE OF WW
417 OVER THE NEXT TWO HOURS.

..CARBIN.. 05/29/2006

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

ATTN...WFO...FSD...ABR...BIS...LBF...UNR...CYS...

42559959 41960298 44880315 45050272 46389857 45439817 