Thunderstorm Wind, Lewis and Clark
- When
- May 26, 7:00 PM MST
- Where
- Lewis and Clark County, 3 mi N of Helena
- Measured
- 63 kt (72 mph)
- Coordinates
- 46.630, -112.030
Damaging Wind in Montana, May 26, 1998
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
- 1
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 Great Falls radar (KTFX), 104 km away, was scanning. The volume nearest the first event began at 02:01 UTC.
Event by event
1 thunderstorm wind. Local standard time, as filed.
What these are
- 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
- Tornadoes and Flash Flooding in Texas, May 26 to 27, 1998
- Flash Flooding in Washington, May 26 to 27, 1998
- Flash Flooding and Hail in Texas, May 26 to 27, 1998
- Flash Flooding and Heavy Rain in Idaho, May 26 to 27, 1998
- Hail and Damaging Winds in North Carolina, May 26, 1998
- Hail and Damaging Wind in Texas, May 26, 1998
- Flash Flood and Flood in Alaska, May 26 to 31, 1998
- Hail in Texas, May 26, 1998
- Damaging Wind in North Carolina, May 26, 1998
- Damaging Wind in Alabama, May 26, 1998
- Damaging Wind in North Carolina, May 26, 1998
- Flash Flood and Hail in Texas, May 26, 1998
More
Every storm in Montana in 1998Every state in 1998This day in weather historyWarnings in Montana, May 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: 5640819.