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WWUS20 KWNS 032247

SEL9

SPC WW 032247

LAZ000-TXZ000-040500-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 29

NWS Storm Prediction Center Norman OK

550 PM CDT Tue Apr 3 2018



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Southwest Louisiana

  South central and southeast Texas



* Effective this Tuesday afternoon from 550 PM until Midnight

  CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Scattered large hail events to 1.5 inches in diameter possible

  A tornado or two possible



SUMMARY...Broken bands of strong-severe storms will continue to

develop through the evening along an outflow boundary from southeast

Texas into southwest Louisiana, and along a cold front moving

southward across central Texas.  The storm environment south of

these boundaries will remain supportive of a large hail and damaging

wind threat with the strongest embedded storms through at least late

evening.



The severe thunderstorm watch area is approximately along and 50

statute miles north and south of a line from 20 miles south

southeast of Alexandria LA to 15 miles west of New Braunfels TX. For

a complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU9).



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 25...WW 26...WW 27...WW

28...



AVIATION...A few severe thunderstorms with hail surface and aloft to

1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A

few cumulonimbi with maximum tops to 500. Mean storm motion vector

27035.



...Thompson

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