South Dakota Severe Thunderstorm Watch

WWUS20 KWNS 171915
SPC WW 171915

Severe Thunderstorm Watch Number 590
NWS Storm Prediction Center Norman OK
220 PM CDT Sat Aug 17 2019

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
South Dakota

* Effective this Saturday afternoon and evening from 220 PM until
900 PM CDT.

* Primary threats include…
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible

SUMMARY…Initial storms over the Black Hills and northeast along a
front in north-central South Dakota will pose a threat for mainly
large hail. With time into the evening, one or more clusters is
anticipated with an increasing risk for severe wind gusts.

The severe thunderstorm watch area is approximately along and 85
statute miles east and west of a line from 65 miles south of Philip
SD to 35 miles north northeast of Aberdeen SD. For a complete
depiction of the watch see the associated watch outline update


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

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