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234 

WWUS20 KWNS 240659

SEL9

SPC WW 240659

OKZ000-241200-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 229

NWS Storm Prediction Center Norman OK

200 AM CDT Fri May 24 2019



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Western and Northern Oklahoma



* Effective this Friday morning from 200 AM until 700 AM CDT.



* Primary threats include...

  Isolated very large hail events to 2 inches in diameter possible

  Isolated damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Bands of storms will continue to progress northeastward

across western/northern Oklahoma through the overnight hours.

Isolated large hail/damaging winds will remain possible with the

strongest storms. A tornado cannot be conclusively ruled out given

the strong low-level shear, but hail/wind are most probable.



The severe thunderstorm watch area is approximately along and 50

statute miles east and west of a line from 15 miles north northeast

of Alva OK to 25 miles south southwest of Altus OK. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU9).



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 226...WW 227...WW 228...



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 550. Mean storm motion vector

23030.



...Guyer

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