

606 

WWUS20 KWNS 280516

SEL0

SPC WW 280516

ARZ000-MSZ000-281300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 290

NWS Storm Prediction Center Norman OK

1220 AM CDT Sun May 28 2017



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Arkansas

  Northern Mississippi



* Effective this Sunday morning from 1220 AM until 800 AM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Isolated very large hail events to 2 inches in diameter possible

  A tornado or two possible



SUMMARY...Multiple mostly linear clusters of storms will continue to

move east/southeastward across the region overnight. Damaging winds

will be the main risk, but some severe hail will be possible a

tornado risk cannot be entirely ruled out.



The severe thunderstorm watch area is approximately along and 60

statute miles north and south of a line from 60 miles west northwest

of Russellville AR to 20 miles north northeast of Columbus MS. 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 282...WW 284...WW

285...WW 286...WW 287...WW 288...WW 289...



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 600. Mean storm motion vector

30035.



...Guyer

