

310 

WWUS20 KWNS 202055

SEL3

SPC WW 202055

ARZ000-MOZ000-210300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 293

NWS Storm Prediction Center Norman OK

400 PM CDT Fri Jul 20 2018



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northeast Arkansas

  South Central Missouri



* Effective this Friday afternoon and evening from 400 PM until

  1000 PM CDT.



* Primary threats include...

  Widespread large hail likely with isolated very large hail

    events to 3 inches in diameter possible

  Widespread damaging wind gusts to 70 mph likely

  A tornado or two possible



SUMMARY...Thunderstorms are rapidly forming over south-central MO.

These storms will track southeastward across the watch through the

late afternoon and early evening, posing a risk of large hail,

damaging winds, and perhaps a tornado.



The severe thunderstorm watch area is approximately along and 55

statute miles north and south of a line from 20 miles north

northwest of Flippin AR to 35 miles south southeast of Poplar Bluff

MO. For a complete depiction of the watch see the associated watch

outline update (WOUS64 KWNS WOU3).



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 289...WW 290...WW

291...WW 292...



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

3 inches. Extreme turbulence and surface wind gusts to 60 knots. A

few cumulonimbi with maximum tops to 500. Mean storm motion vector

29030.



...Hart

