

026 

WWUS20 KWNS 040358

SEL2

SPC WW 040358

SDZ000-041000-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 262

NWS Storm Prediction Center Norman OK

1100 PM CDT Tue Jul 3 2018



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Central and northeastern South Dakota



* Effective this Tuesday night and Wednesday morning from 1100 PM

  until 500 AM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Scattered large hail events to 1.5 inches in diameter possible



SUMMARY...Isolated storms may persist for another couple of hours

across northeastern South Dakota with a large hail threat.  Storms

developing farther west will continue to evolve into clusters and

line segments, with the primary threat of damaging winds as the

storms spread east-northeastward through the late overnight hours.



The severe thunderstorm watch area is approximately along and 50

statute miles north and south of a line from 55 miles west southwest

of Mobridge SD to 55 miles east southeast of Aberdeen SD. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU2).



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...This severe thunderstorm watch replaces

severe thunderstorm watch number 260. Watch number 260 will not

be in effect after 1100 PM CDT. CONTINUE...WW 259...WW 261...



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 550. Mean storm motion vector

24025.



...Thompson

