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WWUS20 KWNS 180606

SEL1

SPC WW 180606

ARZ000-LAZ000-OKZ000-TXZ000-181400-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 81

NWS Storm Prediction Center Norman OK

110 AM CDT Thu Apr 18 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Southwestern Arkansas

  Northwestern Louisiana

  Extreme southeastern Oklahoma

  East Texas



* Effective this Thursday morning from 110 AM until 900 AM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph likely

  Isolated large hail events to 1.5 inches in diameter possible

  A tornado or two possible



SUMMARY...A line of strong-severe thunderstorms initially west of

the watch may continue to pose a threat for damaging gusts and

isolated severe hail as it moves across this region through sunrise.

 A brief/embedded tornado cannot be ruled out.



The severe thunderstorm watch area is approximately along and 70

statute miles east and west of a line from 15 miles east of

Huntsville TX to 40 miles north northwest of Texarkana AR. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU1).



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 78...WW 79...WW 80...



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 550. Mean storm motion vector

25035.



...Edwards

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