

281 

WWUS20 KWNS 280236

SEL6

SPC WW 280236

OKZ000-280900-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 286

NWS Storm Prediction Center Norman OK

940 PM CDT Sat May 27 2017



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Northwest Oklahoma



* Effective this Saturday night and Sunday morning from 940 PM

  until 400 AM CDT.



* Primary threats include...

  Isolated very large hail events to 2.5 inches in diameter

    possible

  Isolated damaging wind gusts to 70 mph possible



SUMMARY...Multiple severe storms with a history of large hail and

very strong wind gusts will continue to move east/southeastward into

northwest/far western Oklahoma into the overnight hours.



The severe thunderstorm watch area is approximately along and 45

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

Gage OK to 40 miles south southeast of Alva OK. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU6).



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 279...WW 280...WW

281...WW 282...WW 283...WW 284...WW 285...



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 550. Mean storm motion vector

29040.



...Guyer

