Montana, 2025Hail and Damaging Wind in Montana, July 20, 2025
July 20, 2025 · NWS GGW · 5 events in 3 counties and zones
Severe thunderstorms mainly affected the southeast portion of the CWA, bringing severe wind gusts, large hail and heavy rain.
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 5
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Severe thunderstorms mainly affected the southeast portion of the CWA, bringing severe wind gusts, large hail and heavy rain.
Event by event
3 hail, 1 thunderstorm wind, 1 heavy rain. Local standard time, as filed.
Thunderstorm Wind, Garfield
- When
- July 20, 2:48 PM MST
- Where
- Garfield County, Jordan Airport (Kjdn)
- Measured
- 62 kt (71 mph) measured gust
- Reported by
- ASOS
- Coordinates
- 47.330, -106.950
A wind gust of 71 mph was measured at the Jordan airport ASOS site.
Hail, Prairie
- When
- July 20, 5:20 PM MST
- Where
- Prairie County, 0.84 mi NW of Terry
- Measured
- 1 in hail
- Reported by
- Trained Spotter
- Coordinates
- 46.790, -105.310
Trained spotter reported hail up to the size of quarters and heavy rain.
Hail, Prairie
- When
- July 20, 5:24 PM MST
- Where
- Prairie County, 0.69 mi N of Terry
- Measured
- 1 in hail
- Reported by
- Public
- Coordinates
- 46.790, -105.300
Public reported quarter size hail through the mPING system.
Heavy Rain, Wibaux
- When
- July 20, 5:24 PM MST to 8:24 PM MST
- Where
- Wibaux County, Pine Hill Raws
- Reported by
- RAWS
- Coordinates
- 46.780, -104.580
The Pine Hills RAWS site (PNHM8) accumulated 1.63 inches of rain in 3 hours.
Hail, Prairie
- When
- July 20, 5:45 PM MST
- Where
- Prairie County, 1.98 mi NE of Kamm
- Measured
- 1.5 in hail
- Reported by
- Public
- Coordinates
- 46.770, -105.370
Public reported ping pong ball size hail through the mPING system.
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
- Heavy Rain
- Rainfall totals unusual for the place and season that did not produce a flood.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Flash Flood in Missouri, July 20 to 21, 2025$5.0 million · 1 event
- Hail and Damaging Winds in North Dakota, July 20, 2025$425,000 · 2.25 in hail · 15 events
- Flash Flooding in Illinois, July 20 to 21, 2025$630,000 · 2 events
- Flash Flooding and Damaging Wind in Iowa, July 20, 20252 injured · $230,000 · 56 kt wind · 3 events
- Flash Flooding and Debris Flow in New Mexico, July 20 to 24, 2025$265,000 · 1 in hail · 7 events
- Flash Flooding in Missouri, July 20 to 21, 2025$120,000 · 2 events
- Hail and Damaging Winds in Maine, July 20, 2025$70,000 · 1.5 in hail · 6 events
- Rip Current in Michigan, July 20, 20255 injured · 1 event
- Hail and Damaging Winds in New Hampshire, July 20, 2025$45,000 · 1.75 in hail · 6 events
- Flash Flooding and Damaging Winds in Kentucky, July 20, 2025$42,000 · 50 kt wind · 6 events
- Flash Flooding and Flood in Ohio, July 20, 2025$40,000 · 4 events
- Damaging Winds and Lightning Strike in Connecticut, July 20, 2025$24,000 · 50 kt wind · 8 events
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 1271594, 1271590, 1271591, 1277270, 1271592.