


Severe Thunderstorm Warning
Issued by NWS Bismarck, ND
Issued by NWS Bismarck, ND
234 WUUS53 KBIS 180115 SVRBIS NDC023-180200- /O.NEW.KBIS.SV.W.0253.250818T0115Z-250818T0200Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Bismarck ND 815 PM CDT Sun Aug 17 2025 The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... Northwestern Divide County in northwestern North Dakota... * Until 900 PM CDT. * At 815 PM CDT, a severe thunderstorm was located 8 miles north of Westby, or 28 miles northeast of Plentywood, moving east at 15 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Fortuna and Alkabo. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4900 10370 4890 10372 4881 10387 4889 10405 4900 10405 TIME...MOT...LOC 0115Z 288DEG 12KT 4899 10402 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ ADAM