478
WUUS53 KFSD 210030
SVRFSD
SDC067-125-135-210115-
/O.NEW.KFSD.SV.W.0241.260821T0030Z-260821T0115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
730 PM CDT THU AUG 20 2026
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN YANKTON COUNTY IN SOUTHEASTERN SOUTH DAKOTA...
SOUTHWESTERN TURNER COUNTY IN SOUTHEASTERN SOUTH DAKOTA...
SOUTHEASTERN HUTCHINSON COUNTY IN SOUTHEASTERN SOUTH DAKOTA...
* UNTIL 815 PM CDT.
* AT 730 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR MENNO, OR 19
MILES NORTHEAST OF TYNDALL, MOVING SOUTHEAST AT 30 MPH.
HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR 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...
MAYFIELD AROUND 745 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TO REPORT SEVERE WEATHER, CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE
OFFICE IN SIOUX FALLS.
LAT...LON 4309 9764 4316 9764 4326 9759 4321 9711
4295 9728
TIME...MOT...LOC 0030Z 293DEG 24KT 4317 9758
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
IG
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