

166 

WWUS20 KWNS 072333

SEL4

SPC WW 072333

IAZ000-KSZ000-NEZ000-080600-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 414

NWS Storm Prediction Center Norman OK

635 PM CDT Sat Aug 7 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Southwest Iowa

  Northern Kansas

  Southeast Nebraska



* Effective this Saturday night and Sunday morning from 635 PM

  until 100 AM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Scattered large hail events to 1.5 inches in diameter possible

  A tornado or two possible



SUMMARY...Thunderstorms will become more numerous this evening

across the watch area, with scattered intense cells expected.

Damaging wind gusts and hail will be possible in the more organized

clusters.



The severe thunderstorm watch area is approximately along and 80

statute miles east and west of a line from 40 miles south southeast

of Russell KS to 35 miles northwest of Omaha NE. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU4).



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 412...WW 413...



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

27030.



...Hart

