

804 

WWUS20 KWNS 260424

SEL0

SPC WW 260424

ARZ000-MOZ000-OKZ000-261100-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 160

NWS Storm Prediction Center Norman OK

1125 PM CDT Tue Apr 25 2017



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Western Arkansas

  Southwest Missouri

  Eastern Oklahoma



* Effective this Tuesday night and Wednesday morning from 1125 PM

  until 600 AM CDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 2

    inches in diameter possible

  Isolated damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Organized bands of strong to severe thunderstorms ongoing

across east-central Oklahoma and southeast Kansas late this evening

will continue eastward into eastern Oklahoma, southwest Missouri and

western Arkansas overnight. A modestly unstable environment and

strong deep-layer/low-level shear will support the potential for

damaging winds, severe hail and perhaps a tornado.



The severe thunderstorm watch area is approximately along and 40

statute miles east and west of a line from 30 miles north northeast

of Springfield MO to 40 miles southwest of Poteau OK. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU0).



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 159...



AVIATION...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

24030.



...Guyer

