Montana, 1987

Hail and Damaging Winds in Montana, June 15, 1987

June 15, 1987 · NWS GTF · 5 events in 5 counties and zones

4 thunderstorm wind, 1 hail, as filed by the National Weather Service.

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
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.

Event by event

4 thunderstorm wind, 1 hail. Local standard time, as filed.

Hail, Beaverhead

When
June 15, 4:00 PM CST
Where
Beaverhead County
Measured
0.75 in hail
Coordinates
45.170, -112.670

Thunderstorm Wind, Silver Bow

When
June 15, 4:00 PM CST
Where
Silver Bow County
Measured
64 kt (74 mph)
Coordinates
46.000, -112.530

Thunderstorm Wind, Sanders

When
June 15, 6:30 PM CST
Where
Sanders County
Measured
65 kt (75 mph)
Coordinates
47.470, -115.050

Thunderstorm Wind, Mineral

When
June 15, 6:30 PM CST
Where
Mineral County
Measured
65 kt (75 mph)
Coordinates
47.120, -115.050

Thunderstorm Wind, Lake

When
June 15, 6:30 PM CST
Where
Lake County
Measured
65 kt (75 mph)
Coordinates
47.400, -114.070

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 1987Every state in 1987This day in weather historyWarnings in Montana, June 1987

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: 10070325, 10070326, 10070327, 10070328, 10070329.