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057 

WWUS20 KWNS 262159

SEL6

SPC WW 262159

ARZ000-MOZ000-MSZ000-TNZ000-270400-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 166

NWS Storm Prediction Center Norman OK

455 PM CDT Wed Apr 26 2017



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  East central and northeast Arkansas

  The Missouri Bootheel

  Northern Mississippi

  Western Tennessee



* Effective this Wednesday afternoon and evening from 455 PM

  until 1100 PM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Isolated large hail events to 1.5 inches in diameter possible



SUMMARY...Squall line in Arkansas will likely persist through the

evening hours while moving eastward into western Tennessee and

Mississippi.  Damaging winds with embedded bowing segments will be

the main severe threat.



The severe thunderstorm watch area is approximately along and 60

statute miles east and west of a line from 35 miles north northeast

of Dyersburg TN to 55 miles west southwest of Oxford MS. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU6).



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...CONTINUE...WW 162...WW 163...WW 164...



AVIATION...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 500. Mean storm motion vector

26040.



...Thompson

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