[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 250014
SWOMCD
SPC MCD 250013 
SDZ000-NDZ000-MTZ000-WYZ000-250215-

MESOSCALE DISCUSSION 1851
NWS STORM PREDICTION CENTER NORMAN OK
0713 PM CDT SUN JUL 24 2005

AREAS AFFECTED...NRN SD / SRN ND / EXTREME SERN MT AND NERN WY

CONCERNING...SEVERE THUNDERSTORM WATCH 671...

VALID 250013Z - 250215Z

SEVERE STORMS WILL LIKELY PERSIST FOR SEVERAL MORE HOURS AS SELY LOW
LEVEL JET TRANSPORTS MOIST AND UNSTABLE AIR NWWD. 
STORMS HAVE NOT BEEN ABLE TO MOVE EWD OUT OF WW 671 THUS FAR BUT
THIS MAY CHANGE LATER THIS EVENING AS LOW LEVEL JET ADVECTS MORE
UNSTABLE AIR NWWD. IF STORMS CAN PRODUCE A COLD POOL...THE
ENVIRONMENT WOULD BE FAVORABLE FOR A FORWARD PROPAGATING MCS ACROSS
SD GIVEN 40-50 KT DEEP LAYER SHEAR VECTORS.

..JEWELL.. 07/25/2005

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

ATTN...WFO...ABR...BIS...UNR...BYZ...

44020232 44050520 45120414 45930393 46610396 46600106 

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