878
WWUS20 KWNS 160822
SEL5
SPC WW 160822
IAZ000-MNZ000-161400-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 595
NWS STORM PREDICTION CENTER NORMAN OK
325 AM CDT SAT AUG 16 2025
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
NORTHWEST IOWA
SOUTHERN MINNESOTA
* EFFECTIVE THIS SATURDAY MORNING FROM 325 AM UNTIL 900 AM CDT.
* PRIMARY THREATS INCLUDE...
SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS
TO 85 MPH POSSIBLE
SCATTERED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE
SUMMARY...A FAST-MOVING AND INTENSE CLUSTER OF THUNDERSTORMS OVER
SOUTHEAST SOUTH DAKOTA WILL RACE EASTWARD ACROSS THE WATCH AREA
DURING THE NEXT SEVERAL HOURS. LOCALLY DAMAGING WIND GUSTS,
INCLUDING SOME POTENTIAL FOR SIGNIFICANT WIND DAMAGE IS EXPECTED.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 70 MILES NORTHWEST OF
WORTHINGTON MN TO 40 MILES SOUTHEAST OF MINNEAPOLIS MN. 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.
OTHER WATCH INFORMATION...CONTINUE...WW 594...
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO
1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 75 KNOTS. A
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR
27040.
...HART
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