349
WUUS53 KFSD 180744
SVRFSD
IAC021-041-180815-
/O.NEW.KFSD.SV.W.0014.250418T0744Z-250418T0815Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
244 AM CDT FRI APR 18 2025
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN BUENA VISTA COUNTY IN NORTHWESTERN IOWA...
SOUTHEASTERN CLAY COUNTY IN NORTHWESTERN IOWA...
* UNTIL 315 AM CDT.
* AT 243 AM CDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR GREENVILLE,
OR 11 MILES SOUTH OF SPENCER IN CLAY COUNTY, MOVING NORTHEAST AT 45
MPH.
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE
TO ROOFS, SIDING, AND TREES.
* THIS SEVERE THUNDERSTORM WILL BE NEAR...
WEBB AROUND 250 AM CDT.
LOST ISLAND LAKE AROUND 255 AM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
LAT...LON 4286 9512 4305 9524 4320 9491 4288 9492
TIME...MOT...LOC 0743Z 240DEG 40KT 4298 9510
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
JH
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