925 WUUS53 KABR 290941 SVRABR SDC075-085-291115- /O.NEW.KABR.SV.W.0087.260629T0941Z-260629T1115Z/ BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Aberdeen SD 441 AM CDT Mon Jun 29 2026 The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Eastern Jones County in central South Dakota... Lyman County in central South Dakota... * Until 615 AM CDT. * At 440 AM CDT, a severe thunderstorm was located near Intersection of Highway 83 and White River, or 7 miles northeast of White River, moving northeast at 35 mph. THIS IS A DESTRUCTIVE STORM FOR EASTERN JONES COUNTY AND LYMAN COUNTY. HAZARD...80 mph wind gusts and tennis ball size hail. SOURCE...Radar indicated. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be heavily damaged. Expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely. * Locations impacted include... Vivian, 5 Mile Corner, Presho, Earling Hill and Fate Dam. PRECAUTIONARY/PREPAREDNESS ACTIONS... This storm is producing large hail. SEEK SHELTER NOW inside a sturdy structure and stay away from windows! This is an EXTREMELY DANGEROUS SITUATION with tornado like wind speeds expected. Mobile homes and high profile vehicles are especially susceptible to winds of this magnitude and may be overturned. For your protection move to an interior room on the lowest floor of a building. This storm has the potential to cause serious injury and significant property damage. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4371 10023 4370 10028 4374 10037 4372 10042 4373 10051 4377 10058 4374 10063 4375 10065 4371 10068 4373 10070 4371 10073 4373 10075 4372 10079 4374 10080 4420 10035 4420 10008 4394 9950 4369 9992 4371 10019 4369 10021 TIME...MOT...LOC 0940Z 232DEG 29KT 4364 10062 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...2.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...80 MPH $$ 06