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021 

WWUS20 KWNS 192136

SEL0

SPC WW 192136

KSZ000-OKZ000-200300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 250

NWS Storm Prediction Center Norman OK

440 PM CDT Fri May 19 2017



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  South-central Kansas

  North-central Oklahoma



* Effective this Friday afternoon and evening from 440 PM until

  1000 PM CDT.



* Primary threats include...

  A few tornadoes possible

  Scattered large hail and isolated very large hail events to 2

    inches in diameter possible

  Isolated damaging wind gusts to 70 mph possible



SUMMARY...Thunderstorms are forming over south-central Kansas and

north-central Oklahoma, in an environment favorable for low-topped

supercells.  Isolated tornadoes will be possible, along with

damaging winds and hail in the strongest cells.



The tornado watch area is approximately along and 55 statute miles

north and south of a line from 50 miles southwest of Hutchinson KS

to 40 miles south of Emporia KS. For a complete depiction of the

watch see the associated watch outline update (WOUS64 KWNS WOU0).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



REMEMBER...A Tornado Watch means conditions are favorable for

tornadoes and 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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 246...WW 247...WW

248...WW 249...



AVIATION...Tornadoes and 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 400. Mean

storm motion vector 25030.



...Hart

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