Idaho, 1996

Damaging Wind in Idaho, May 17, 1996

May 17, 1996 · NWS BOI · 1 event in 1 county or zone

Several severe thunderstorms developed causing extensive wind damage and spawning two F1 tornados. One tornado in Weiser destoryed a two-story garage and two roofs on nearby mobile homes.

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
$5,000
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.

What happened

The episode as NWS BOI wrote it up.

Several severe thunderstorms developed causing extensive wind damage and spawning two F1 tornados. One tornado in Weiser destoryed a two-story garage and two roofs on nearby mobile homes. A total of five homes were affected. The second tornado occured 6 miles west of Parma. This tornado damaged three grain bins, a shed and several irragation pipes on a remote farm. Thunderstorm winds gusting to 60 mph occured in New Plymouth, Parma, Cascade, Emmett, McCall, and Baker City Oregon downing several trees and power lines as well as causing power outages.

The radar

The Boise radar (KCBX), 116 km away, was scanning. The volume nearest the first event began at 05:35 UTC.

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Event by event

1 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Valley

When
May 17, 10:35 PM MST to 11:30 PM MST
Where
Valley County, Cascade
Measured
58 kt (67 mph)
Property damage
$5,000
Coordinates
44.520, -116.030

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

More

Every storm in Idaho in 1996Every state in 1996This day in weather historyWarnings in Idaho, May 1996

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: 5556290.