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WWUS20 KWNS 311959

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SPC WW 311959

ARZ000-LAZ000-OKZ000-TXZ000-CWZ000-010300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 416

NWS Storm Prediction Center Norman OK

300 PM CDT Wed Oct 31 2018



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Southwestern Arkansas

  Northwestern Louisiana

  Extreme southeastern Oklahoma

  Much of east Texas

  Coastal Waters



* Effective this Wednesday afternoon and evening from 300 PM

  until 1000 PM CDT.



* Primary threats include...

  A few tornadoes likely

  Scattered damaging wind gusts to 70 mph likely

  Scattered large hail events to 1.5 inches in diameter possible



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

the evening along a cold front across central and northeastern

Texas, while other storms will continue to form ahead of the front

across southeastern Texas.  The storm environment will become more

favorable for rotating storms through the evening, with an attendant

threat for a few tornadoes, damaging winds, and isolated large hail.



The tornado watch area is approximately along and 75 statute miles

east and west of a line from 35 miles north northeast of Texarkana

AR to 70 miles west southwest of Houston TX. 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 1.5 inches. Extreme turbulence and surface wind

gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean

storm motion vector 24030.



...Thompson

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