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WWUS20 KWNS 041100

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URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 42

NWS Storm Prediction Center Norman OK

500 AM CST Wed Mar 4 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Much of central Louisiana

  East central Texas



* Effective this Wednesday morning from 500 AM until NOON CST.



* 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...Thunderstorms will continue to increase in coverage and

intensity through the morning from east Texas eastward into

Louisiana, mainly to the immediate north of a stalled surface front.

 The storm environment will support a mix of supercells and bowing

segments with an attendant threat for large hail and damaging gusts.

 An isolated tornado cannot be ruled out with storms rooted close to

the ground across the southern half of the watch area.



The severe thunderstorm watch area is approximately along and 55

statute miles north and south of a line from 40 miles east northeast

of Alexandria LA to 85 miles west northwest of Fort Polk 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 39...WW 40...WW 41...



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 450. Mean storm motion vector

26035.



...Thompson

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