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SPC Severe Thunderstorm Watch 172

WW 172 SEVERE TSTM LA TX CW 270440Z – 271000Z


URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 172
NWS Storm Prediction Center Norman OK
1140 PM CDT Wed Apr 26 2023

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Western Louisiana
  Southeast Texas
  Coastal Waters

* Effective this Wednesday night and Thursday morning from 1140
  PM until 500 AM CDT.

* Primary threats include...
  Scattered large hail and isolated very large hail events to 2
    inches in diameter possible
  Scattered damaging wind gusts to 70 mph possible
  A tornado or two possible

SUMMARY...Short-linear cluster with embedded slightly elevated
supercells should continue to progress east-southeast from southeast
Texas into western Louisiana overnight.

The severe thunderstorm watch area is approximately along and 55
statute miles north and south of a line from 80 miles west of Fort
Polk LA to 25 miles north of Lafayette LA. For a complete depiction
of the watch see the associated watch outline update (WOUS64 KWNS
WOU2).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 170...WW 171...

AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
29030.

...Grams

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