[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 221740
SWOMCD
SPC MCD 221739 
TXZ000-221945-

MESOSCALE DISCUSSION 1827
NWS STORM PREDICTION CENTER NORMAN OK
1239 PM CDT FRI JUL 22 2005

AREAS AFFECTED...SERN TX

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 221739Z - 221945Z

ISOLATED WET MICROBURSTS WILL BE POSSIBLE THROUGH THE AFTERNOON
HOURS...BUT A WW IS NOT ANTICIPATED.

CLUSTER OF STORMS OVER ERN TX WILL CONTINUE TO MOVE AND PROPAGATE
SWWD INTO THE HOUSTON VICINITY. GIVEN CONTINUED HEATING AND
DESTABILIZATION...SOME STRENGTHENING MAY OCCUR. RADAR INDICATES ECHO
TOPS IN EXCESS OF 55000 FT AT 1730Z.

SURFACE ANALYSIS SHOWS MODEST PRESSURE RISES WITHIN COLD POOL
GENERATED BY THE ONGOING CONVECTION...WITH STEADY PRESSURE FALLS
AHEAD OF THIS SYSTEM. THUS...THREAT OF ISOLATED SEVERE WIND GUSTS
WILL LIKELY INCREASE WITH TIME AS LOW LEVEL LAPSE RATES CONTINUE TO
STEEPEN...AND ESPECIALLY IF COLD POOL BECOMES MORE ESTABLISHED.

..JEWELL.. 07/22/2005

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

ATTN...WFO...LCH...SHV...HGX...FWD...EWX...

30879384 29709401 29219501 29139749 30829715 31729561 

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