Tornado and Hail in Utah, September 9, 1986

Name: Tornado and Hail in Utah, September 9, 1986
Start: 1986-09-09T10:55
End: 1986-09-09T12:15
Location: Utah

September 9, 1986 · NWS SLC · 4 events in 3 counties and zones

3 hail, 1 tornado, 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

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The toll

Deaths: 0
Injuries: 0
Property damage: $30
Crop damage: None recorded
Events: 4

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.

Event by event

3 hail, 1 tornado. Local standard time, as filed.

Hail, Box Elder

When: September 9, 10:55 AM CST
Where: Box Elder County
Measured: 1 in hail
Coordinates: 41.220, -112.880

Hail, Box Elder

When: September 9, 11:00 AM CST
Where: Box Elder County
Measured: 1 in hail
Coordinates: 41.480, -113.070

Hail, Weber

When: September 9, 12:15 PM CST
Where: Weber County
Measured: 1 in hail
Coordinates: 41.170, -112.020

Tornado, Salt Lake

When: September 9, 12:14 PM MST
Where: Salt Lake County
Rating: F0
Path length: 0.2 mi
Path width: 10 yd
Property damage: $30
Coordinates: 40.700, -112.050

What these are

Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Tornado: A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Utah in 1986 Every state in 1986 This day in weather history The tornado archive for Utah, 1986 Warnings in Utah, September 1986

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: 10152889, 10152890, 10152892, 10152891.