789
WWUS20 KWNS 090454
SEL5
SPC WW 090454
MNZ000-SDZ000-091200-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 545
NWS STORM PREDICTION CENTER NORMAN OK
1155 PM CDT SAT AUG 8 2026
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
FAR WEST-CENTRAL MINNESOTA
NORTHEAST SOUTH DAKOTA
* EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 1155 PM
UNTIL 700 AM 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...ELEVATED THUNDERSTORMS HAVE DEVELOPED NEAR THE CENTRAL
NORTH DAKOTA/SOUTH DAKOTA BORDER OVER THE PAST HOUR. A VERY UNSTABLE
AND STRONGLY SHEARED ENVIRONMENT EXISTS IN THIS AREA AND
SOUTHEASTWARD ACROSS NORTHEAST SD. THESE CONDITIONS SUPPORT THE
POTENTIAL FOR LARGE TO ISOLATED VERY LARGE HAIL AND DAMAGING GUSTS
ACROSS NORTHEAST SOUTH DAKOTA AND INTO FAR WEST-CENTRAL MINNESOTA
TONIGHT.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 20 MILES SOUTH OF
MOBRIDGE SD TO 30 MILES EAST NORTHEAST OF WATERTOWN SD. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU5).
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.
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 500. MEAN STORM MOTION VECTOR
29035.
...MOSIER
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