[MCD] SWOMCD

Mon Jun 26 23:51:25 UTC 2006

ACUS11 KWNS 262352
SWOMCD
SPC MCD 262351 
MNZ000-SDZ000-NDZ000-270145-

MESOSCALE DISCUSSION 1358
NWS STORM PREDICTION CENTER NORMAN OK
0651 PM CDT MON JUN 26 2006

AREAS AFFECTED...PORTIONS ERN ND...NRN/W-CENTRAL MN.

CONCERNING...SEVERE THUNDERSTORM WATCH 557...

VALID 262351Z - 270145Z

ORGANIZED SVR POTENTIAL APPEARS TO BE DIMINISHING AND SHOULD
CONTINUE TO DO SO FOR NEXT 2-3 HOURS.  AIR MASS ACROSS MUCH OF WW
AREA HAS BEEN STABILIZED EITHER BY OUTFLOW OR BY NEGATIVE BOUNDARY
LAYER THETAE ADVECTION BEHIND WIND SHIFT/FROPA.  PORTIONS WW OVER
E-CENTRAL/NERN ND AND NERN MN ALREADY HAVE BEEN CLEARED.  REMAINDER
WW MAY BE CANCELED INCREMENTALLY AS NEEDED...BEFORE SCHEDULED 2Z
EXPIRATION.

SFC ANALYSIS SHOWS WEAK LOW NEAR BJI WITH COLD FRONT WWD ACROSS
CENTRAL ND.  NONCONVERGENT NLY FLOW AND DRYING IS EVIDENT BEHIND
FRONT...RESULTING IN DIMINISHING POTENTIAL FOR ADDITIONAL CONVECTIVE
DEVELOPMENT.  AHEAD OF FRONT...TSTMS HAVE PRODUCED RELATIVELY
COLD/STABLE OUTFLOW AIR ACROSS MOST OF NRN MN. ISOLATED STG-SVR
TSTMS MAY CONTINUE MOVING SEWD ACROSS BECKER/OTTER TAIL
COUNTIES...AND ADDITIONAL DEVELOPMENT MAY OCCUR SWWD TOWARD SERN
CORNER ND.  REMAINING SVR GUST/HAIL POTENTIAL APPEARS MRGL ATTM.
EXPECT PREFRONTAL AIR MASS TO STABILIZE WITH DIABATIC SFC COOLING
OVER NEXT 2-3 HOURS.

..EDWARDS.. 06/26/2006

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

ATTN...WFO...DLH...MPX...FGF...ABR...BIS...

46439807 46969668 48309513 48019452 46539473 45619594
45889695 46049780 

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