WWUS53 KBIS 072321 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 621 PM CDT Sun Jun 7 2026 NDC025-053-072345- /O.CON.KBIS.SV.W.0021.000000T0000Z-260607T2345Z/ Dunn ND-McKenzie ND- 621 PM CDT Sun Jun 7 2026 /521 PM MDT Sun Jun 7 2026/ ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CDT /545 PM MDT/ FOR SOUTH CENTRAL MCKENZIE AND NORTHWESTERN DUNN COUNTIES... At 621 PM CDT /521 PM MDT/, a severe thunderstorm was located 6 miles south of Theodore Roosevelt National Park North Unit, or 20 miles south of Watford City, moving north at 20 mph. HAZARD...Golf 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... Theodore Roosevelt National Park North Unit and Grassy Butte. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds. && LAT...LON 4733 10348 4775 10352 4763 10286 4733 10320 TIME...MOT...LOC 2300Z 189DEG 15KT 4743 10333 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Johnson