333
WWUS20 KWNS 260057
SEL5
SPC WW 260057
IAZ000-MNZ000-260700-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 515
NWS STORM PREDICTION CENTER NORMAN OK
800 PM CDT SAT JUL 25 2026
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
NORTHWEST IOWA
SOUTHWEST MINNESOTA
* EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 800 PM
UNTIL 200 AM CDT.
* PRIMARY THREATS INCLUDE...
WIDESPREAD DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 85
MPH LIKELY
ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE
SUMMARY...A CLUSTER OF THUNDERSTORMS OVER SOUTHEAST SOUTH DAKOTA
WILL CONTINUE TO TRACK EAST-SOUTHEASTWARD THROUGH THE EVENING.
SEVERE WIND GUSTS ARE EXPECTED WITH THE MORE INTENSE CELLS, AND THE
POTENTIAL EXISTS FOR SIGNIFICANT WIND DAMAGE IF THE THUNDERSTORMS
CAN BECOME BETTER ORGANIZED.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 45 MILES WEST OF
WORTHINGTON MN TO 15 MILES EAST OF MASON CITY IA. 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 513...WW 514...
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 550. MEAN STORM MOTION VECTOR
28035.
...HART
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