

764 

WWUS20 KWNS 180355

SEL7

SPC WW 180355

TXZ000-181100-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 187

NWS Storm Prediction Center Norman OK

1100 PM CDT Mon May 17 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  West Texas



* Effective this Monday night and Tuesday morning from 1100 PM

  until 600 AM CDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 3

    inches in diameter possible

  Isolated damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Redevelopment of discrete cells quickly growing upscale

into one or more clusters is expected overnight across the Permian

Basin towards the Concho Valley. Very large hail during the initial

phase of storm development should be the primary hazard.



The severe thunderstorm watch area is approximately along and 80

statute miles north and south of a line from 45 miles west of

Midland TX to 45 miles north northeast of Junction TX. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU7).



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 181...WW 182...WW

183...WW 184...WW 185...WW 186...



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

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

few cumulonimbi with maximum tops to 550. Mean storm motion vector

25025.



...Grams

