Montana, 1999

Hail and Damaging Wind in Montana, June 24, 1999

June 24, 1999 · NWS MSO · 4 events in 3 counties and zones

Lolo in Missoula county.... Missoula in Missoula county....

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

Open the live radar over this ground

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 MSO wrote it up.

Lolo in Missoula county.... .75 inch hail at 735 PM.Missoula in Missoula county.... .75 inch hail at 740 PM.Paradise in Sanders county... .75 inch hail at 448 PM.Round Butte in Lake county... .75 inch hail at 523 PM.60 MPH winds reported in south Missoula at 745 PM MST.

The radar

The Missoula radar (KMSX), 73 km away, was scanning. The volume nearest the first event began at 23:50 UTC.

Open the radar archive at this moment

Event by event

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

Hail, Sanders

When
June 24, 4:48 PM MST to 4:50 PM MST
Where
Sanders County, Paradise
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
47.380, -114.820

Hail, Lake

When
June 24, 5:23 PM MST to 5:30 PM MST
Where
Lake County, Round Butte
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
47.530, -114.270

Hail, Missoula

When
June 24, 8:23 PM MST to 9:15 PM MST
Where
Missoula County, (Mso)missoula Intl A
Measured
0.75 in hail
Reported by
OFFICIAL NWS OBS.
Coordinates
46.920, -114.080

Thunderstorm Wind, Missoula

When
June 24, 8:23 PM MST
Where
Missoula County, Missoula
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
46.880, -114.000

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 1999Every state in 1999This day in weather historyWarnings in Montana, June 1999

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 2026-10-01. Each event’s entry at NCEI: 5708919, 5708920, 5708918, 5708921.