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URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 103

NWS Storm Prediction Center Norman OK

800 PM CDT Fri Apr 23 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  South central Oklahoma

  North central Texas



* Effective this Friday night from 800 PM until Midnight CDT.



* Primary threats include...

  Scattered large hail likely with isolated very large hail events

    to 2 inches in diameter possible

  Scattered damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Earlier supercells appear to have evolved into a cluster,

and these storms will likely continue eastward for the next few

hours with an attendant threat for damaging winds and large hail.

In the short term, an isolated tornado will still be possible.



The severe thunderstorm watch area is approximately along and 40

statute miles north and south of a line from 10 miles west of

Wichita Falls TX to 40 miles south southeast of Ardmore OK. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU3).



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...This severe thunderstorm watch replaces

severe thunderstorm watch number 98...tornado watch number 100.

Watch number 98 100 will not be in effect after 800 PM CDT.

CONTINUE...WW 99...WW 101...WW 102...



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 500. Mean storm motion vector

27035.



...Thompson

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