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WWUS20 KWNS 290153

SEL6

SPC WW 290153

SDZ000-290600-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 316

NWS Storm Prediction Center Norman OK

855 PM CDT Sun Jun 28 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  North-central South Dakota



* Effective this Sunday night and Monday morning from 855 PM

  until 100 AM CDT.



* Primary threats include...

  Isolated significant damaging wind gusts to 80 mph possible

  Isolated large hail events to 1.5 inches in diameter possible



SUMMARY...A linear cluster of storms will continue to move

east-northeastward across north-central South Dakota this evening.

In association with these storms, a 82 mph wind gust was recently

observed at Faith, South Dakota.



The severe thunderstorm watch area is approximately along and 50

statute miles east and west of a line from 35 miles northwest of

Mobridge SD to 50 miles south southwest of Mobridge SD. 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 313...WW 314...WW 315...



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

1.5 inches. Extreme turbulence and surface wind gusts to 70 knots. A

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

25025.



...Guyer

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