

163 

WWUS20 KWNS 161849

SEL0

SPC WW 161849

OKZ000-TXZ000-170300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 220

NWS Storm Prediction Center Norman OK

150 PM CDT Tue May 16 2017



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Western Oklahoma

  Eastern Texas Panhandle



* Effective this Tuesday afternoon and evening from 150 PM until

  1000 PM CDT.



...THIS IS A PARTICULARLY DANGEROUS SITUATION...



* Primary threats include...

  Several tornadoes and a few intense tornadoes likely

  Widespread large hail and isolated very large hail events to 4

    inches in diameter likely

  Scattered damaging winds likely with isolated significant gusts

    to 75 mph possible



SUMMARY...Isolated supercell thunderstorms are expected to form

along the dryline over the eastern Texas Panhandle and track across

the watch area this afternoon and evening.  Very large hail and

isolated strong tornadoes are possible in this area.



The tornado watch area is approximately along and 55 statute miles

east and west of a line from 75 miles south southwest of Childress

TX to 55 miles north northwest of Gage OK. 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.



&&



AVIATION...Tornadoes and a few severe thunderstorms with hail

surface and aloft to 4 inches. Extreme turbulence and surface wind

gusts to 65 knots. A few cumulonimbi with maximum tops to 550. Mean

storm motion vector 24035.



...Hart

