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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 227
NWS Storm Prediction Center Norman OK
1110 PM MDT Tue Jun 26 2018
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Extreme south-central North Dakota
Western and central South Dakota
* Effective this Tuesday night and Wednesday morning from 1110 PM
until 600 AM MDT.
* Primary threats include...
Isolated damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...An increasingly organized complex of thunderstorms is
expected to pose a primary damaging-wind threat, with isolated large
hail, as it crosses parts of the Dakotas from northwest-southeast
through the pre-dawn hours.
The severe thunderstorm watch area is approximately along and 65
statute miles either side of a line from 40 miles south southwest of
Buffalo SD to 40 miles southeast of Mobridge SD. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU7).
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