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WWUS20 KWNS 230903

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URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 139

NWS Storm Prediction Center Norman OK

405 AM CDT Thu Apr 23 2020



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Southern Alabama

  Florida Panhandle

  Southeastern Mississippi

  Coastal Waters



* Effective this Thursday morning and afternoon from 405 AM until

  100 PM CDT.



* Primary threats include...

  A few tornadoes likely with a couple intense tornadoes possible

  Scattered damaging wind gusts to 70 mph possible

  Scattered large hail events to 1.5 inches in diameter possible



SUMMARY...A complex of severe thunderstorms, with supercells and

potential for line-embedded mesovortices, will sweep eastward over

the watch area, offering a threat for tornadoes (some strong) as it

interacts with a warm-frontal zone along the Gulf Coastal Plain.

Damaging wind is likely too, and isolated severe hail cannot be

ruled out.



The tornado watch area is approximately along and 70 statute miles

north and south of a line from 20 miles south of Pine Belt MS to 20

miles north of Marianna FL. For a complete depiction of the watch

see the associated watch outline update (WOUS64 KWNS WOU9).



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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 137...WW 138...



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

surface and aloft to 1.5 inches. Extreme turbulence and surface wind

gusts to 60 knots. A few cumulonimbi with maximum tops to 550. Mean

storm motion vector 26040.



...Edwards

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