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WWUS20 KWNS 212139

SEL6

SPC WW 212139

ARZ000-LAZ000-OKZ000-TXZ000-220300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 16

NWS Storm Prediction Center Norman OK

340 PM CST Sat Jan 21 2017



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Southern Arkansas

  Northern Louisiana

  Extreme Southeast Oklahoma

  Northeast Texas



* Effective this Saturday afternoon and evening from 340 PM until

  900 PM CST.



* Primary threats include...

  A few tornadoes possible

  Widespread large hail and isolated very large hail events to 3

    inches in diameter likely

  Scattered damaging wind gusts to 70 mph possible



SUMMARY...Thunderstorms will form soon over northeast TX and spread

across the watch area this afternoon and evening.  Supercells

capable of very large hail and a few tornadoes are expected.



The tornado watch area is approximately along and 75 statute miles

east and west of a line from 50 miles north northwest of Hot Springs

AR to 35 miles south southwest of Natchitoches LA. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU6).



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 13...WW 14...WW 15...



AVIATION...Tornadoes and 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 450. Mean

storm motion vector 25035.



...Hart

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