887 WWUS53 KBIS 170300 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 1000 PM CDT Thu Jul 16 2026 NDC031-103-170330- /O.CON.KBIS.TO.W.0016.000000T0000Z-260717T0330Z/ Foster ND-Wells ND- 1000 PM CDT Thu Jul 16 2026 ...TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT FOR NORTHEASTERN WELLS AND WESTERN FOSTER COUNTIES... At 1000 PM CDT, a severe thunderstorm capable of producing a tornado was located 9 miles north of Cathay, or 19 miles northwest of Carrington, moving southeast at 30 mph. HAZARD...Tornado and quarter size hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows and vehicles will occur. Tree damage is likely. Locations impacted include... Bremen. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to an interior room on the lowest floor of a well-built building away from windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4768 9953 4784 9939 4784 9930 4767 9930 4767 9927 4759 9927 4759 9920 4745 9930 TIME...MOT...LOC 0243Z 315DEG 26KT 4776 9949 TORNADO...RADAR INDICATED MAX HAIL SIZE...1.00 IN $$ Johnson 397 WWUS55 KBYZ 170303 SVSBYZ Severe Weather Statement National Weather Service Billings MT 903 PM MDT Thu Jul 16 2026 MTC065-170315- /O.CON.KBYZ.SV.W.0109.000000T0000Z-260717T0315Z/ Musselshell MT- 903 PM MDT Thu Jul 16 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM MDT FOR CENTRAL MUSSELSHELL COUNTY... At 903 PM MDT, a severe thunderstorm was located south of Roundup, moving east at 5 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is possible. Expect wind damage to roofs, siding, and trees. Locations impacted include... Roundup and Klein. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4622 10849 4648 10876 4654 10836 4626 10830 4626 10832 4625 10832 4625 10836 4624 10836 4624 10840 4619 10840 TIME...MOT...LOC 0222Z 281DEG 10KT 4638 10860 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Tesar 227 WWUS55 KBYZ 170305 SVSBYZ Severe Weather Statement National Weather Service Billings MT 905 PM MDT Thu Jul 16 2026 MTC065-170330- /O.CON.KBYZ.SV.W.0111.000000T0000Z-260717T0330Z/ Musselshell MT- 905 PM MDT Thu Jul 16 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM MDT FOR EASTERN MUSSELSHELL COUNTY... At 905 PM MDT, strong to severe thunderstorms were located from 10 miles to 20 miles northeast of Roundup, moving east at 5 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is possible. Expect wind damage to roofs, siding, and trees. Locations impacted include... Melstone and Musselshell. PRECAUTIONARY/PREPAREDNESS ACTIONS... Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4626 10830 4675 10842 4676 10783 4673 10781 4673 10783 4670 10782 4668 10779 4665 10782 4661 10782 4660 10784 4660 10780 4640 10778 4639 10793 4638 10793 4637 10797 4635 10797 4634 10801 4631 10801 4631 10803 4626 10803 TIME...MOT...LOC 0239Z 95DEG 39KT 4647 10790 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Tesar 653 WWUS55 KBYZ 170308 SVSBYZ Severe Weather Statement National Weather Service Billings MT 908 PM MDT Thu Jul 16 2026 MTC095-111-170345- /O.CON.KBYZ.SV.W.0112.000000T0000Z-260717T0345Z/ Stillwater MT-Yellowstone MT- 908 PM MDT Thu Jul 16 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR NORTHEASTERN STILLWATER AND WEST CENTRAL YELLOWSTONE COUNTIES... At 908 PM MDT, a severe thunderstorm was located 16 miles north of Laurel, or 17 miles northwest of Billings, moving east at 25 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Molt, Comanche and Acton. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing widespread damaging winds and large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4582 10913 4602 10910 4603 10860 4574 10872 TIME...MOT...LOC 0252Z 275DEG 19KT 4591 10896 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Matos 710 WWUS53 KBIS 170311 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 1011 PM CDT Thu Jul 16 2026 NDC031-103-170330- /O.CON.KBIS.TO.W.0016.000000T0000Z-260717T0330Z/ Foster ND-Wells ND- 1011 PM CDT Thu Jul 16 2026 ...TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT FOR NORTHEASTERN WELLS AND WESTERN FOSTER COUNTIES... At 1011 PM CDT, a confirmed tornado was located 8 miles north of Cathay, or 21 miles northwest of Carrington, moving east at 10 mph. HAZARD...Damaging tornado and quarter size hail. SOURCE...Broadcast media confirmed tornado around 15 miles east of Fessenden. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows and vehicles will occur. Tree damage is likely. Locations impacted include... Bremen. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to an interior room on the lowest floor of a well-built building away from windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4768 9953 4783 9937 4784 9930 4767 9930 4767 9927 4759 9927 4759 9920 4745 9930 TIME...MOT...LOC 0300Z 276DEG 8KT 4768 9947 TORNADO...OBSERVED MAX HAIL SIZE...1.00 IN $$ Johnson 279 WWUS55 KBYZ 170313 SVSBYZ Severe Weather Statement National Weather Service Billings MT 913 PM MDT Thu Jul 16 2026 MTC065-170323- /O.EXP.KBYZ.SV.W.0109.000000T0000Z-260717T0315Z/ Musselshell MT- 913 PM MDT Thu Jul 16 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 915 PM MDT FOR CENTRAL MUSSELSHELL COUNTY... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning will be allowed to expire. However, gusty winds and heavy rain are still possible with these thunderstorms. && LAT...LON 4622 10849 4648 10876 4654 10836 4626 10830 4626 10832 4625 10832 4625 10836 4624 10836 4624 10840 4619 10840 TIME...MOT...LOC 0303Z 281DEG 10KT 4636 10843 $$ Tesar 677 WWUS55 KBYZ 170313 RRA SVSBYZ Severe Weather Statement National Weather Service Billings MT 913 PM MDT Thu Jul 16 2026 MTC095-111-170345- /O.CON.KBYZ.SV.W.0112.000000T0000Z-260717T0345Z/ Stillwater MT-Yellowstone MT- 913 PM MDT Thu Jul 16 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR NORTHEASTERN STILLWATER AND WEST CENTRAL YELLOWSTONE COUNTIES... At 913 PM MDT, a severe thunderstorm was located 12 miles northwest of Billings West End, or 15 miles northwest of Billings, moving east at 25 mph. HAZARD...70 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Molt, Comanche and Acton. 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 widespread damaging winds. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4581 10906 4602 10907 4603 10860 4574 10872 TIME...MOT...LOC 0308Z 275DEG 19KT 4590 10885 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Matos 803 WWUS55 KBYZ 170314 SVSBYZ Severe Weather Statement National Weather Service Billings MT 914 PM MDT Thu Jul 16 2026 MTC111-170415- /O.CON.KBYZ.SV.W.0113.000000T0000Z-260717T0415Z/ Yellowstone MT- 914 PM MDT Thu Jul 16 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM MDT FOR SOUTHWESTERN YELLOWSTONE COUNTY... At 914 PM MDT, a severe thunderstorm was located 8 miles northwest of Billings West End, or 12 miles northwest of Billings, moving east at 25 mph. HAZARD...70 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Billings, Billings West End, Billings Heights, Lockwood, Shepherd, Acton and Comanche. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing widespread damaging winds. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4601 10891 4603 10832 4562 10834 4574 10891 4578 10890 4596 10890 4596 10892 TIME...MOT...LOC 0305Z 285DEG 20KT 4588 10884 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ Matos 444 WWUS55 KBYZ 170327 SVSBYZ Severe Weather Statement National Weather Service Billings MT 927 PM MDT Thu Jul 16 2026 MTC065-170337- /O.EXP.KBYZ.SV.W.0111.000000T0000Z-260717T0330Z/ Musselshell MT- 927 PM MDT Thu Jul 16 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 930 PM MDT FOR EASTERN MUSSELSHELL COUNTY... The storms which prompted the warning have weakened below severe limits, and no longer pose an immediate threat to life or property. Therefore, the warning will be allowed to expire. However, small hail and very heavy rain are still possible with these thunderstorms. && LAT...LON 4626 10830 4675 10842 4676 10783 4673 10781 4673 10783 4670 10782 4668 10779 4665 10782 4661 10782 4660 10784 4660 10780 4640 10778 4639 10793 4638 10793 4637 10797 4635 10797 4634 10801 4631 10801 4631 10803 4626 10803 TIME...MOT...LOC 0305Z 94DEG 39KT 4649 10832 $$ Tesar 058 WWUS53 KBIS 170340 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 1040 PM CDT Thu Jul 16 2026 NDC031-103-170400- /O.CON.KBIS.TO.W.0017.000000T0000Z-260717T0400Z/ Foster ND-Wells ND- 1040 PM CDT Thu Jul 16 2026 ...TORNADO WARNING REMAINS IN EFFECT UNTIL 11 PM CDT FOR EAST CENTRAL WELLS AND NORTHWESTERN FOSTER COUNTIES... At 1040 PM CDT, a severe thunderstorm capable of producing a tornado was located 9 miles northeast of Cathay, or 18 miles northwest of Carrington, moving east at 20 mph. HAZARD...Tornado. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows and vehicles will occur. Tree damage is likely. Locations impacted include... Mainly rural areas of East Central Wells and Northwestern Foster Counties. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to an interior room on the lowest floor of a well-built building away from windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. && LAT...LON 4767 9947 4772 9941 4769 9930 4767 9930 4767 9927 4759 9927 4759 9914 4751 9921 TIME...MOT...LOC 0329Z 271DEG 18KT 4767 9941 TORNADO...RADAR INDICATED MAX HAIL SIZE...<1.00 IN $$ Johnson 799 WWUS55 KBYZ 170342 SVSBYZ Severe Weather Statement National Weather Service Billings MT 942 PM MDT Thu Jul 16 2026 MTC111-170415- /O.CON.KBYZ.SV.W.0113.000000T0000Z-260717T0415Z/ Yellowstone MT- 942 PM MDT Thu Jul 16 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM MDT FOR SOUTHWESTERN YELLOWSTONE COUNTY... At 942 PM MDT, a severe thunderstorm was located over Billings Heights, or near Billings, moving east at 25 mph. HAZARD...70 mph wind gusts and small hail. SOURCE...Multiple weather stations have gusted into the 60s mph in Billings. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Billings, Billings Heights, Billings West End, Lockwood, Shepherd, Acton and Comanche. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm has produced widespread damaging winds. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4603 10832 4562 10834 4571 10875 4601 10880 TIME...MOT...LOC 0314Z 285DEG 20KT 4586 10876 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...OBSERVED MAX WIND GUST...70 MPH $$ Matos 992 WWUS53 KFGF 170350 SVSFGF Severe Weather Statement National Weather Service Grand Forks ND 1050 PM CDT Thu Jul 16 2026 NDC027-170400- /O.EXP.KFGF.TO.W.0020.000000T0000Z-260717T0400Z/ Eddy ND- 1050 PM CDT Thu Jul 16 2026 ...THE TORNADO WARNING FOR SOUTHWESTERN EDDY COUNTY WILL EXPIRE AT 1100 PM CDT... The storm which prompted the warning has weakened below severe limits, and no longer appears capable of producing a tornado. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Watch remains in effect until midnight CDT for northeastern North Dakota. && LAT...LON 4764 9909 4759 9911 4759 9926 4762 9927 4766 9927 4768 9930 TIME...MOT...LOC 0350Z 287DEG 10KT 4761 9918 $$ Thomas 150 WWUS53 KBIS 170353 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 1053 PM CDT Thu Jul 16 2026 NDC031-103-170403- /O.EXP.KBIS.TO.W.0017.000000T0000Z-260717T0400Z/ Foster ND-Wells ND- 1053 PM CDT Thu Jul 16 2026 ...TORNADO WARNING WILL EXPIRE AT 11 PM CDT FOR EAST CENTRAL WELLS AND NORTHWESTERN FOSTER COUNTIES... The storm which prompted the warning has weakened below severe limits, and no longer appears capable of producing a tornado. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Watch remains in effect until 1200 AM CDT for portions of south central and southeast North Dakota. && LAT...LON 4767 9947 4772 9941 4769 9930 4767 9930 4767 9927 4759 9927 4759 9914 4751 9921 TIME...MOT...LOC 0340Z 271DEG 18KT 4767 9933 $$ Johnson