Montana, 2022

Hail and Damaging Winds in Montana, June 18 to 19, 2022

June 18 to 19, 2022 · NWS GGW · 4 events in 2 counties and zones

A Pacific trough and associated cold front moved through the area. This feature would trigger strong and severe thunderstorms, mainly during the overnight hours.

Where it happened

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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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
4

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.

What happened

The episode as NWS GGW wrote it up.

A Pacific trough and associated cold front moved through the area. This feature would trigger strong and severe thunderstorms, mainly during the overnight hours.

The radar

The Glasgow radar (KGGW), 61 km away, was scanning. The volume nearest the first event began at 04:29 UTC.

Open the radar archive at this moment

Event by event

2 hail, 2 thunderstorm wind. Local standard time, as filed.

Hail, Valley

When
June 18, 9:30 PM MST to 10:00 PM MST
Where
Valley County, 15.36 mi NNW of Hinsdale
Measured
1.25 in hail
Reported by
Trained Spotter
Coordinates
48.610, -107.190

A trained spotter reported hail up to the size of half dollars along with heavy rainfall.

Thunderstorm Wind, Valley

When
June 19, 1:00 AM MST
Where
Valley County, 5.03 mi NE of Baylor
Measured
57 kt (66 mph) measured gust
Reported by
Trained Spotter
Coordinates
48.700, -106.320

A trained spotter measured thunderstorm wind gusts up to 66 mph along with pea size hail.

Hail, Valley

When
June 19, 1:12 AM MST
Where
Valley County, 8.88 mi SSE of Glentana
Measured
1.75 in hail
Reported by
Trained Spotter
Coordinates
48.730, -106.180

A trained spotter reported quarter to golf ball size hail.

Thunderstorm Wind, Garfield

When
June 19, 3:40 AM MST
Where
Garfield County, 0.69 mi S of South Sawmill Raws
Measured
73 kt (84 mph) measured gust
Reported by
RAWS
Coordinates
47.560, -107.530

An 84 mph thunderstorm wind gust was measured at the South Sawmill Creek RAWS station(SSMM8).

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
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.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Montana in 2022Every state in 2022This day in weather historyWarnings in Montana, June 2022

Sources

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 2026-09-24. Each event’s entry at NCEI: 1031799, 1031802, 1031801, 1031806.