[MCD] SWOMCD

Mesoscale Convective Discussions mcd at goshenarc.org
Sat Aug 26 23:40:34 UTC 2006


ACUS11 KWNS 262342
SWOMCD
SPC MCD 262341 
MOZ000-ARZ000-OKZ000-KSZ000-TXZ000-270115-

MESOSCALE DISCUSSION 1894
NWS STORM PREDICTION CENTER NORMAN OK
0641 PM CDT SAT AUG 26 2006

AREAS AFFECTED...PARTS OF CENTRAL AND NERN OK/SE KS/SW MO

CONCERNING...HEAVY RAINFALL...SEVERE THUNDERSTORM WATCH 752...

VALID 262341Z - 270115Z

PARAMETERS REMAIN FAVORABLE FOR DAMAGING WINDS AND HAIL IN WW 752.  

IN ADDITION...HEAVY RAINFALL RATES AROUND 2 IN/HR EXPECTED ALONG AN
AXIS FROM SW OK TO NERN OK /OSAGE COUNTY/ AND ADJACENT PARTS OF SE
KS THIS EVENING AS SLOW STORM MOTION GENERALLY ALONG THE SURFACE
FRONT RESULTS IN TRAINING OF STORMS.  FOR ADDITIONAL HEAVY RAINFALL
INFORMATION...PLEASE REFER TO HPC EXCESSIVE RAINFALL DISCUSSION AND
NESDIS SATELLITE PRECIPITATION ESTIMATES PRODUCT FOR THIS REGION.

REGIONAL RADARS INDICATED AN AREA OF STRONG TO SEVERE STORMS
EXTENDING FROM NW TX NEWD ALONG/N OF SURFACE BOUNDARY INTO CENTRAL
AND NE OK TO SERN KS.  OUTFLOW BOUNDARY ASSOCIATED WITH STORMS OVER
NE/CENTRAL OK EXTENDED FROM JUST W OF BVO TO 10 S CQB AND THEN WSWWD
TO JUST N OF CHK AND INTERSECTED THE COLD FRONT IN WRN CADDO COUNTY.
 STORMS WILL CONTINUE TO DEVELOP ALONG THE INTERSECTION OF THE COLD
FRONT AND OUTFLOW/GUST FRONT AS BOTH OF THESE BOUNDARIES MOVE
SEWD...WITH ACTIVITY THEN TENDING TO TRAIN NEWD IN WAKE OF OK
OUTFLOW BOUNDARY.  ASCENT AHEAD OF LEAD SHORT WAVE TROUGH TRACKING E
ACROSS CENTRAL KS/OK AT THIS TIME WILL SUPPORT ADDITIONAL STORM
DEVELOPMENT THIS EVENING.  IN ADDITION TO HEAVY RAINFALL RATES...
MODERATE INSTABILITY AND EFFECTIVE BULK SHEAR VALUES OF 30-40 KT
SUGGEST STRONGEST STORMS WILL BE CAPABLE OF PRODUCING DAMAGING WINDS
AND HAIL.

..PETERS.. 08/26/2006

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

ATTN...WFO...SGF...TSA...ICT...OUN...

38019673 37999381 36499412 35489538 34889660 34619768
34319864 34389940 34279994 35319954 36059933 37099778
38019706 

WWWW





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