Tornadoes, hail, floods and severe storms recorded here between 1954 and 2026, from NOAA's Storm Events Database. Search an address to see which tornadoes came closest to it.
The part of each tornado’s path NOAA recorded in this county, 41 in all. Zoom in and the paths widen to their surveyed width.
Hover or tap a bar to see that year.
NOAA's storm database records tornadoes back to 1950 and hail and thunderstorm wind back to 1955, but floods only from 1996 on. Older floods are missing here. For those, the U.S. Geological Survey's stream gauge records and flood reports are the place to look.
The strongest tornadoes, deadliest events and biggest damage here, up to 50.
August 24, 2014 · Valley, Montana
Heavy rainfall in the basin with amounts ranging from 4 to 10 inches over a four day period caused significant flooding in all the streams in the basin, and eventually the rivers. Willow Creek, Antelope Creek, Cherry Creek, Larb Creek, Brazil Creek all flooded during this time fr…
June 16, 2007 · Valley, Montana
One hundred percent of the businesses and homes in the town were damaged from the combination of large hail and damaging winds. Many vehicles also had significant damage. Damages included roofing, windows, gutters, siding, trees and gardens. See entire episode narrative for full …
June 16, 2007 · Valley, Montana
Hail up to three inches in size accompanied by winds around 70 mph caused significant damage throughout the city of Glasgow and outlying areas to the west, south and east. See entire episode narrative for full details.
July 21, 1999 · Valley, Montana
May 29, 2026 · Valley, Montana
The St. Marie MT-24 DOT site (MTSTM) measured a 58 mph wind gust.
May 13, 2026 · Valley, Montana
The Larslan SW Montana Climate Office mesonet site (LLNM8) measured a 63 mph wind gust.
April 11, 2026 · Valley, Montana
The Glasgow Airport ASOS site (KGGW) measured a 60 mph wind gust.
April 11, 2026 · Valley, Montana
A trained spotter recorded a 62 mph wind gust on their personal home weather station.
September 11, 2025 · Valley, Montana
Trained spotter in the town of Richland reported quarter size hail and heavy rain. Hail accumulated to a depth of 5 inches.
August 7, 2025 · Valley, Montana
The King Coulee RAWS site (KIGM8) recorded a 58 mph wind gust.
August 7, 2025 · Valley, Montana
Public reported heavy rainfall, wind gusts up to 60 mph, and a power outage.
August 7, 2025 · Valley, Montana
A trained spotter measured an 80 mph wind gust, heavy rain, and a 12-hour power outage.
August 7, 2025 · Valley, Montana
An NWS storm survey concluded that straight-line severe thunderstorm wind gusts up to 84 mph caused roof and siding damage to multiple structures. A large camper was flipped on its side.
August 5, 2025 · Valley, Montana
An NWS employee reported mainly nickel size hail and a few hail stones up to the size of quarters.
July 26, 2025 · Valley, Montana
Public posted photos on social media, showing mainly quarter size hail, but also included larger hailstones, up to the size of baseballs.
July 26, 2025 · Valley, Montana
A wind gust of 59 mph was measured at the King Coulee RAWS site (KIGM8).
July 21, 2025 · Valley, Montana
A wind gust of 62 mph was measured at the King Coulee RAWS site (KIGM8).
July 2, 2025 · Valley, Montana
A wind gust of 63 mph was measured at the St. Marie MT-24 DOT site.
June 26, 2025 · Valley, Montana
Hail up to the size of quarters in addition to heavy rain was reported by a trained spotter.
June 15, 2025 · Valley, Montana
Hail to the size of a quarter fell with strong winds.
June 15, 2025 · Valley, Montana
Half dollar size hail was observed by staff at NWS Glasgow MT.
June 15, 2025 · Valley, Montana
ASOS at the Glasgow Airport reported 71 mph wind gust.
June 15, 2025 · Valley, Montana
Wind gust measured by observation equipment 5 miles north-northeast of Nashua.
June 15, 2025 · Valley, Montana
Reported by Glasgow SW Montana Climate Office (HydroMet).
May 10, 2025 · Valley, Montana
Wind gust measured at the ASOS Station, Glasgow Airport, but damage was more widespread. Trees, multiple garbage cans and branches were blown down.
September 20, 2024 · Valley, Montana
A trained spotter reported a tree limb 6 inches in diameter had broken off a tree. Patio furniture was also blown away. Winds were estimated at 60 mph. Time was estimated by radar.
September 20, 2024 · Valley, Montana
A COOP Observer measured an 80 mph thunderstorm wind gust. Thunderstorm wind gusts of 70 to 80 mph were measured over a 20 minute period.
August 23, 2024 · Valley, Montana
Public reported hail up to the size of tennis balls. Wind gusts were estimated at 60 mph. Damage to pick-ups was also reported.
August 23, 2024 · Valley, Montana
Public reported hail up to the size of quarters. Hail accumulated up to a depth of 6 inches in spots.
August 23, 2024 · Valley, Montana
Public reported hail up to the size of quarters.
August 23, 2024 · Valley, Montana
A trained spotter reported hail up to the size of quarters.
August 23, 2024 · Valley, Montana
A NWS Employee estimated 60 mph thunderstorm wind gusts.
August 20, 2024 · Valley, Montana
The Glasgow Airport ASOS (KGGW) measured a 71 mph thunderstorm wind gust.
August 20, 2024 · Valley, Montana
A NWS Employee reported a cottonwood tree down on Skylark Rd. Winds at the nearby Glasgow Airport ASOS had recently gusted to 71 mph.
July 13, 2024 · Valley, Montana
A trained spotter sent photos showing a pontoon boat blown off a trailer, RV Campers tipped over and a verbal report of a damaged fence.
July 13, 2024 · Valley, Montana
A trained spotter reported that 4 inch diameter tree limbs were blown down. It was also reported that a frame, of a building under construction, had been knocked down.
July 12, 2024 · Valley, Montana
Public reported hail up to the size of quarters.
July 12, 2024 · Valley, Montana
A trained spotter reported hail the size of ping pong balls. Some broken windows were reported.
July 12, 2024 · Valley, Montana
Public reported flash flooding with water reaching a depth of 2 feet. A homeowner reported water flowing into their basement from this flash flood.
July 12, 2024 · Valley, Montana
Public reported hail up to the size of ping pong balls. A funnel cloud was also sighted northwest of their location.
July 12, 2024 · Valley, Montana
Public reported hail up to the size of golf balls.
July 12, 2024 · Valley, Montana
Public reported hail up to the size of softballs. Significant and widespread crop damage was caused.
July 12, 2024 · Valley, Montana
Valley and Daniels County dispatch reported many people calling in with reports of funnel clouds in the Baylor area. The funnel clouds were going in and out of the cloud base.
July 12, 2024 · Valley, Montana
Public reported multiple funnel clouds just northeast of Larslan.
July 12, 2024 · Valley, Montana
A trained spotter reported a funnel cloud northwest of their location, as well as submitted video and multiple photos.
July 12, 2024 · Valley, Montana
A trained spotter reported tornado damage to multiple farm buildings, including a roof completely blown off a barn and some wooden walls knocked down. Wood debris was scattered a great distance and a circular hay bale was blown a large distance. Time was estimated by radar. Path …
July 12, 2024 · Valley, Montana
Public reported, via Facebook, video and photos of a tornado with debris at the surface visible. Visual evidence of a nearby power pole damaged and damage to a wind break made of metal and wood. Time is estimated by radar. Path length is estimated from storm survey.
July 12, 2024 · Valley, Montana
Public reported via Facebook of a tornado touching down and remaining on the ground for approximately five to ten minutes. A circular hay bale also caught fire from a lightning strike. Path length is estimated from storm survey.
July 5, 2024 · Valley, Montana
A trained spotter estimated 60 mph thunderstorm wind gusts.
June 15, 2024 · Valley, Montana
A CoCoRaHS observer with his Davis westher station equipment measured a 79 mph thunderstorm wind gust.