[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 081718
SWOMCD
SPC MCD 081717 
WIZ000-MNZ000-IAZ000-081815-

MESOSCALE DISCUSSION 1920
NWS STORM PREDICTION CENTER NORMAN OK
1217 PM CDT SUN AUG 08 2004

AREAS AFFECTED...PORTIONS OF SERN MN...WRN WI AND NRN IA

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 081717Z - 081815Z

MONITORING PORTIONS OF SERN MN...WRN WI AND NRN IA FOR A POSSIBLE WW
WITHIN THE NEXT HOUR OR SO. 

AT 17Z...A SURFACE TROUGH EXTENDED FROM NEAR STC TO 30 E RWF TO 50
SE FSD.  AIR MASS HAS DESTABILIZED WITH MLCAPES FROM 1000-1500 J/KG
...AND SHOULD DESTABILIZE FURTHER WITH ADDITIONAL HEATING. A FEW
ELEVATED STORMS ARE LOCATED ALONG THE SURFACE TROUGH ABOUT 30 SE
RWF. HOWEVER...AS TEMPERATURES WARM INTO THE LOWER 80S...THE CAPPING
INVERSION IS EXPECTED TO WEAKEN AND SURFACE BASED STORMS SHOULD 
DEVELOP ALONG AND AHEAD OF THE SURFACE TROUGH. MODERATE INSTABILITY
AND DEEP LAYER SHEAR OF 25-30 KT MAY BE SUFFICIENT FOR STORMS WITH
SEVERE HAIL AND SOME WIND DAMAGE.

..IMY.. 08/08/2004

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

ATTN...WFO...ARX...MPX...DMX...FSD...

42979583 43319568 44229444 45099404 45359391 45509251
44739141 42549306 42489424 

WWWW