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622 

WWUS20 KWNS 112012

SEL0

SPC WW 112012

ARZ000-MOZ000-120300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 210

NWS Storm Prediction Center Norman OK

315 PM CDT Thu May 11 2017



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Arkansas

  Southern Missouri



* Effective this Thursday afternoon and evening from 315 PM until

  1000 PM CDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 2.5

    inches in diameter possible

  Isolated damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Multiple corridors of strong to severe thunderstorms will

continue to develop initially across western and northern Arkansas

into southern Missouri. Bouts of severe hail and damaging winds will

be possible. Multiple east/northeastward-moving bands of storms

should evolve by early evening.



The severe thunderstorm watch area is approximately along and 80

statute miles east and west of a line from 35 miles north northeast

of West Plains MO to 50 miles west of Monticello AR. 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 208...WW 209...



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

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

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

24025.



...Guyer

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