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WWUS20 KWNS 171858

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SPC WW 171858

ARZ000-MOZ000-OKZ000-180100-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 34

NWS Storm Prediction Center Norman OK

200 PM CDT Wed Mar 17 2021



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Northwest Arkansas

  Southwest Missouri

  Northeast Oklahoma



* Effective this Wednesday afternoon and evening from 200 PM

  until 800 PM CDT.



* Primary threats include...

  A couple tornadoes possible

  Isolated very large hail events to 2 inches in diameter possible

  Isolated damaging wind gusts to 65 mph possible



SUMMARY...Multiple supercells may intensify across northeast

Oklahoma before spreading/developing into parts of northwest

Arkansas and southwest Missouri. Greatest tornado threat should be

in a narrow corridor near the surface cyclone and warm front.



The tornado watch area is approximately along and 65 statute miles

east and west of a line from 30 miles west northwest of Monett MO to

40 miles southwest of Russellville AR. For a complete depiction of

the watch see the associated watch outline update (WOUS64 KWNS

WOU4).



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 29...WW 30...WW 31...WW

32...WW 33...



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

surface and aloft to 2 inches. Extreme turbulence and surface wind

gusts to 55 knots. A few cumulonimbi with maximum tops to 400. Mean

storm motion vector 22025.



...Grams

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