Montana, Wyoming Severe Severe Thunderstorm Warning | Effective 06-22-2026 15:47

Headline: 
Severe Thunderstorm Warning issued June 22 at 4:47PM MDT until June 22 at 5:45PM MDT by NWS Billings MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 22, 2026 - 3:47pm
Expires: 
June 22, 2026 - 4:45pm
Description: 
SVRBYZ The National Weather Service in Billings has issued a * Severe Thunderstorm Warning for... Southeastern Big Horn County in south central Montana... Eastern Sheridan County in north central Wyoming... * Until 545 PM MDT. * At 447 PM MDT, A severe thunderstorm was located 10 miles southeast of Lodge Grass, or 31 miles northwest of Sheridan, moving southeast at 55 mph. THIS IS A DESTRUCTIVE STORM FOR EAST OF LODGE GRASS. HAZARD...80 mph wind gusts and two inch hail. SOURCE...A weather station west of Lodge Grass reported a wind gust of 71 mph at 4:30. 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... Tongue River Reservoir, Rosebud Battlefield Park and Wyola.
Instruction: 
Seek shelter now inside an interior room on the lowest floor of a well-built structure. This storm is capable of producing widespread destructive winds and dangerous hail.
SNM:TORMENTA DE VIENTO DESTRUCTIVA en esta area hasta 545 PM MDT. Tome refugio ahora
Servicio Nacional de Meteorologia: AVISO DE TORMENTA SEVERA en efecto para esta area hasta las 5:45 PM MDT por vientos DESTRUCTIVOS de 80 mph. Tome refugio en un edificio, alejado de las ventanas. Escombros arrastrados por el viento podrian ser mortales para aquellos que se encuentran sin refugio.
Area Description: 
Big Horn, MT; Sheridan, WY
Forcast Office: 
NWS Billings MT