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URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 213

NWS Storm Prediction Center Norman OK

825 PM CDT Sat May 23 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  West central and central Nebraska

  South central South Dakota



* Effective this Saturday night and Sunday morning from 825 PM

  until 200 AM CDT.



* Primary threats include...

  Scattered large hail likely with isolated very large hail events

    to 2 inches in diameter possible

  Scattered damaging wind gusts to 70 mph likely

  A tornado or two possible



SUMMARY...Storms are growing into a larger line along a cold front

moving into southwest South Dakota and the Nebraska Panhandle.  This

convection will spread eastward overnight with a continued threat

for large hail and damaging winds.  An isolated tornado cannot be

ruled out with embedded circulations and/or supercell structures.



The severe thunderstorm watch area is approximately along and 75

statute miles east and west of a line from 5 miles northeast of

Pierre SD to 60 miles southwest of North Platte NE. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU3).



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 208...WW 209...WW

210...WW 211...WW 212...



AVIATION...A few severe thunderstorms with hail surface and aloft to

2 inches. Extreme turbulence and surface wind gusts to 60 knots. A

few cumulonimbi with maximum tops to 550. Mean storm motion vector

27025.



...Thompson

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