Hail, Missoula
- When
- August 22, 12:40 AM MST
- Where
- Missoula County, (Mso)missoula Intl A
- Measured
- 0.75 in hail
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 46.920, -114.080
Hail and Damaging Wind in Montana, August 22, 1998
1 hail, 1 thunderstorm wind, 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
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 2
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.
The radar
The Missoula radar (KMSX), 15 km away, was scanning. The volume nearest the first event began at 07:39 UTC.
Event by event
1 hail, 1 thunderstorm wind. Local standard time, as filed.
Thunderstorm Wind, Lake
- When
- August 22, 12:45 AM MST
- Where
- Lake County, Arlee
- Measured
- 50 kt (58 mph)
- Reported by
- TRAINED SPOTTER
- Coordinates
- 47.150, -114.080
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
- Flash Flooding in Texas, August 22, 1998
- Tornado in Texas, August 22, 1998
- Heat in New Jersey, August 22 to 26, 1998
- Hail and Damaging Winds in Montana, August 22, 1998
- Tornado and Flash Flooding in Minnesota, August 22, 1998
- Heat in Pennsylvania, August 22 to 26, 1998
- Heat in Maryland, August 22 to 26, 1998
- Flash Flood in Utah, August 22, 1998
- Damaging Wind in Wisconsin, August 22, 1998
- Heat in Delaware, August 22 to 26, 1998
- Damaging Winds in Wisconsin, August 22, 1998
- Hail in Montana, August 22, 1998
More
Every storm in Montana in 1998Every state in 1998This day in weather historyWarnings in Montana, August 1998
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: 5666521, 5666522.