

373 

WWUS20 KWNS 040207

SEL7

SPC WW 040207

ARZ000-LAZ000-MOZ000-OKZ000-TXZ000-040900-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 137

NWS Storm Prediction Center Norman OK

910 PM CDT Mon May 3 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Most of western and central Arkansas

  Extreme northwestern Louisiana

  Extreme southern and southeastern Missouri

  Extreme southeastern Oklahoma

  Northeastern Texas



* Effective this Monday night and Tuesday morning from 910 PM

  until 400 AM CDT.



* Primary threats include...

  Scattered damaging winds and isolated significant gusts to 75

    mph likely

  Scattered large hail and isolated very large hail events to 2.5

    inches in diameter possible

  A tornado or two possible



SUMMARY...Clusters of severe storms are expected to spread

east-northeastward toward Arkansas overnight from eastern Oklahoma

and northeastern Texas.  There will be a tendency for storms to grow

into larger clusters and line segments, with an increasing threat

for damaging winds, with isolated significant gusts possible.

Otherwise, any lingering supercells will be capable of producing

isolated very large hail, and a tornado or two may occur with

embedded circulations.



The severe thunderstorm watch area is approximately along and 80

statute miles east and west of a line from 40 miles north northeast

of Flippin AR to 5 miles southwest of Longview TX. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU7).



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 133...WW 134...WW

135...WW 136...



AVIATION...A few severe thunderstorms with hail surface and aloft to

2.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A

few cumulonimbi with maximum tops to 550. Mean storm motion vector

26030.



...Thompson

