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WWUS20 KWNS 202358

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URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 676

NWS Storm Prediction Center Norman OK

700 PM CDT Sun Oct 20 2019



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Southwest Arkansas

  Far northwest Louisiana

  Far southeast Oklahoma

  North-central and northeast Texas



* Effective this Sunday night and Monday morning from 700 PM

  until 200 AM CDT.



* Primary threats include...

  A few tornadoes likely with a couple intense tornadoes possible

  Scattered large hail and isolated very large hail events to 3

    inches in diameter likely

  Scattered damaging winds likely with isolated significant gusts

    to 80 mph possible



SUMMARY...Multiple discrete supercells are expected to persist this

evening with a primary initial risk of very large hail. Tornado

threat should increase into late evening. A second round of more

widespread thunderstorms will form across north-central Texas

towards midnight with a risk of all severe hazards continuing into

the overnight.



The tornado watch area is approximately along and 65 statute miles

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

Stephenville TX to 50 miles east southeast of Texarkana AR. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU6).



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.



&&



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

surface and aloft to 3 inches. Extreme turbulence and surface wind

gusts to 70 knots. A few cumulonimbi with maximum tops to 550. Mean

storm motion vector 25040.



...Grams

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