


Severe Thunderstorm Warning
Issued by NWS Bismarck, ND
Issued by NWS Bismarck, ND
091 WUUS53 KBIS 180249 SVRBIS NDC023-105-180330- /O.NEW.KBIS.SV.W.0255.250818T0249Z-250818T0330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Bismarck ND 949 PM CDT Sun Aug 17 2025 The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... North central Williams County in northwestern North Dakota... South central Divide County in northwestern North Dakota... * Until 1030 PM CDT. * At 949 PM CDT, a severe thunderstorm was located 6 miles west of Alamo, or 25 miles southwest of Crosby, moving southeast at 20 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... Alamo, Zahl, Corinth, and Appam. 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 4855 10374 4873 10362 4865 10322 4851 10325 4841 10343 TIME...MOT...LOC 0249Z 292DEG 18KT 4861 10361 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.50 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ ADAM