[MCD] SWOMCD

MCD at goshenarc.org MCD at goshenarc.org
Thu Jun 23 23:02:19 UTC 2005


ACUS11 KWNS 232312
SWOMCD
SPC MCD 232311 
MNZ000-NDZ000-240015-

MESOSCALE DISCUSSION 1435
NWS STORM PREDICTION CENTER NORMAN OK
0611 PM CDT THU JUN 23 2005

AREAS AFFECTED...FAR ERN ND INTO NRN MN

CONCERNING...TORNADO WATCH 513...

VALID 232311Z - 240015Z

NEW WW WILL BE ISSUED SOON FOR THE REST OF NRN MN.

SEVERE THREAT APPEARS TO BE TRANSITIONING TO MORE OF A DAMAGING WIND
POTENTIAL ALONG WITH HAIL AS A STORM CLUSTER ALONG THE ERN ND/MN
BORDER AREA AND FURTHER N OVER NRN MN MOVE EWD ACROSS NRN MN. 
HOWEVER...AN ISOLATED TORNADO OR TWO REMAINS POSSIBLE WITH ANY STORM
THAT CAN BECOME ROOTED AT THE SURFACE...ESPECIALLY WITH BOUNDARY
INTERSECTIONS.

WV IMAGERY SHOWED A SHORT WAVE TROUGH WITH AN AREA OF PRONOUNCED
DRYING ASSOCIATED WITH THIS FEATURE MOVING ENEWD ACROSS ERN ND ATTM.
AIR MASS OVER ERN ND AND NRN MN REMAINS VERY UNSTABLE WITH MLCAPE IN
EXCESS OF 4000 J/KG...BUT WEAKEST CINH PER OBJECTIVE DATA IS LOCATED
ALONG THE NRN TIER OF MN COUNTIES WITH THE U.S./CANADA BORDER. 
REGIONAL RADARS INDICATED A GUST FRONT EXTENDED 10-15 MILES ESEWD
AHEAD OF THE THUNDERSTORM COMPLEX NOW LOCATED FROM TRAILL COUNTY ND
TO PENNINGTON COUNTY MN.  ADDITIONAL STRONG TO SEVERE STORMS WERE
LOCATED OVER ROSEAU AND LAKE OF THE WOODS COUNTIES IN NRN MN. 
DAMAGING WINDS APPEAR TO BE THE PRIMARY THREAT AS STORMS MOVE EWD
INTO NRN-NERN MN THIS EVENING. HOWEVER...GIVEN HIGH SURFACE
DEWPOINTS /70+ F/ AND STRONG LOW- LEVEL SHEAR DOWNSTREAM OVER NRN MN
PER DLH VAD SUGGESTS THREAT FOR TORNADOES WILL REMAIN INTO THE
EVENING.

..PETERS.. 06/23/2005

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

ATTN...WFO...DLH...FGF...

46849768 48869630 49329490 48659261 48139168 47139268
46679437 

WWWW





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