Tornado, Malheur
- When
- June 17, 3:55 PM MST to 4:00 PM MST
- Where
- Malheur County, 8 mi N of Ontario
- Rating
- F0
- Path length
- 0.2 mi
- Path width
- 50 yd
- Coordinates
- 44.150, -116.970
During the evening of June 17, a severe thunderstorm developed over southeastern Oregon. This thunderstorm produced numerous downbursts of wind speeds from 70 to near 100 mph, and one confirmed tornado as it moved northeast and crossed into Idaho around 5:10 pm MDT.
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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.
During the evening of June 17, a severe thunderstorm developed over southeastern Oregon. This thunderstorm produced numerous downbursts of wind speeds from 70 to near 100 mph, and one confirmed tornado as it moved northeast and crossed into Idaho around 5:10 pm MDT. Downburst winds destroyed a seed company building. An estimated 8,700 acres of crops were damaged by the winds and hail. Total damage estimates reached 3 million dollars in Malheur County. An F-0 tornado touched down north of Ontario. The twister blew a pick-up truck off the road before dissipating as the parent thunderstorm moved across the Snake River into Idaho.
The national radar mosaic for the moment the first event began.
1 tornado. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oregon in 1997Every state in 1997This day in weather historyThe tornado archive for Oregon, 1997Warnings in Oregon, June 1997
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: 5607483.