[MCD] SWOMCD

[Mesoscale Convective Discussions]

ACUS11 KWNS 180425
SWOMCD
SPC MCD 180425 
TXZ000-180600-

MESOSCALE DISCUSSION 1230
NWS STORM PREDICTION CENTER NORMAN OK
1125 PM CDT SAT JUN 17 2006

AREAS AFFECTED...N CNTRL THROUGH CNTRL AND S CNTRL TX

CONCERNING...SEVERE THUNDERSTORM WATCH 506...

VALID 180425Z - 180600Z

THREAT FOR PRIMARILY STRONG TO DAMAGING WIND GUSTS WITH SOME HAIL IS
EXPECTED TO PERSIST NEXT FEW HOURS ACROSS THE REMAINDER OF WW 506 AS
MCS CONTINUES SEWD THROUGH CNTRL TX.

LINEAR MCS WITH TRAILING COLD POOL EXTENDS FROM THE DALLAS-FORT
WORTH AREA SWWD TO NEAR BALLINGER IN CNTRL TX. THE LINE IS MOVING
SEWD AT 25 TO 30 KT. SEVERAL BOWING SEGMENTS HAVE BEEN OBSERVED
WITHIN THE LINE...AND THE STRONGER STORMS REMAIN CAPABLE OF STRONG
TO DAMAGING WIND GUSTS. THE DOWNSTREAM ATMOSPHERE REMAINS MODERATELY
UNSTABLE WITH MLCAPE FROM 2000 TO 2500 J/KG. A BROAD AREA OF SELY 25
TO 30 KT BOUNDARY LAYER FLOW IMPINGING ON THE GUST FRONT/COLD POOL
WILL MAINTAIN A FORWARD PROPAGATION WITHIN THE MCS THROUGH CNTRL TX
NEXT SEVERAL HOURS.

..DIAL.. 06/18/2006

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

ATTN...WFO...FWD...EWX...SJT...

31220072 31349893 31959748 32569632 32229563 31339576
30119802 30300057 

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