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WWUS20 KWNS 062017

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URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 36

NWS Storm Prediction Center Norman OK

320 PM CDT Fri Apr 6 2018



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Extreme southwest Arkansas

  Northern Louisiana

  West central Mississippi

  Northeast Texas



* Effective this Friday afternoon and evening from 320 PM until

  1100 PM CDT.



* Primary threats include...

  A few tornadoes possible

  Scattered damaging wind gusts to 70 mph likely

  Scattered large hail and isolated very large hail events to 2

    inches in diameter possible



SUMMARY...Thunderstorms will increase in coverage/intensity from

northeast Texas across northern Louisiana to western and central

Mississippi through the remainder of this afternoon and evening.  A

few supercells will be possible initially, with the threat for a

couple of tornadoes and large hail.  Gradual upscale growth into

more of a squall line is expected by later this evening, with an

increasing threat for damaging winds, and an isolated tornado or two

will also be possible with circulations embedded in the line.



The tornado watch area is approximately along and 70 statute miles

north and south of a line from 25 miles north of Tyler TX to 30

miles east southeast of Jackson MS. 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 2 inches. Extreme turbulence and surface wind

gusts to 60 knots. A few cumulonimbi with maximum tops to 550. Mean

storm motion vector 29035.



...Thompson

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