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WWUS20 KWNS 230244

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LAZ000-MSZ000-231000-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 137

NWS Storm Prediction Center Norman OK

945 PM CDT Wed Apr 22 2020



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Eastern Louisiana

  Southern Mississippi



* Effective this Wednesday night and Thursday morning from 945 PM

  until 500 AM CDT.



* Primary threats include...

  A few tornadoes likely with a couple intense tornadoes possible

  Scattered damaging winds likely with isolated significant gusts

    to 75 mph possible

  Scattered large hail and isolated very large hail events to 2

    inches in diameter possible



SUMMARY...A long-tracked supercell with a history of tornadoes will

continue east from central Louisiana, while additional supercells

upstream will likely grow upscale into a broadening cluster

overnight.



The tornado watch area is approximately along and 70 statute miles

north and south of a line from 30 miles west of Natchez MS to 65

miles north northeast of Slidell LA. For a complete depiction of the

watch see the associated watch outline update (WOUS64 KWNS WOU7).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



REMEMBER...A Tornado Watch means conditions are favorable for

tornadoes and 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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 135...WW 136...



AVIATION...Tornadoes and a few severe thunderstorms with hail

surface and aloft to 2 inches. Extreme turbulence and surface wind

gusts to 65 knots. A few cumulonimbi with maximum tops to 600. Mean

storm motion vector 25030.



...Grams

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