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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
* 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
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).
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.