Thunderstorm Wind, Canyon
- When
- June 15, 5:25 PM MST to 6:15 PM MST
- Where
- Canyon County, Melba to Nampa
- Measured
- 55 kt (63 mph)
- Property damage
- $40,000
- Reported by
- NWS EMPLOYEE(OFF DUTY)
- Coordinates
- 43.370, -116.530
Scattered thunderstorms moved through southern Canyon and western Ada counties and produced damaging wind gusts. Numerous trees and powerlines were downed throughout the area.
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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 episode as NWS BOI wrote it up.
Scattered thunderstorms moved through southern Canyon and western Ada counties and produced damaging wind gusts. Numerous trees and powerlines were downed throughout the area. A 75 foot tall tree fell on a home in Nampa and a porch was torn off another home. In Boise, the I-84 connector was closed due to downed powerlines.
The Boise radar (KCBX), 27 km away, was scanning. The volume nearest the first event began at 00:24 UTC.
2 thunderstorm wind. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Idaho in 1999Every state in 1999This day in weather historyWarnings in Idaho, June 1999
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: 5705070, 5705069.