California, 1993

Tornadoes in California, April 17, 1993

April 17, 1993 · 2 events in 2 counties and zones

2 tornado, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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
$501,000
Crop damage
$50,000
Events
2

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

2 tornado. Local standard time, as filed.

Tornado, Glenn

When
April 17, 3:40 PM PST
Where
Glenn County, Willows
Rating
F1
Path length
0.5 mi
Path width
200 yd
Property damage
$500,000
Crop damage
$50,000
Coordinates
39.598, -122.392 (the zone’s center; the record gives no point)

A tornado destroyed three barns and several outbuildings as it moved across rural land in the southeast part of the county.

Tornado, Butte

When
April 17, 4:20 PM PST
Where
Butte County, Chico
Rating
F0
Path length
0.1 mi
Path width
25 yd
Property damage
$500
Crop damage
$50
Coordinates
39.730, -121.830

A tornado touched down in the center of Chico near Fourth Street and Chico State University. The brief touchdown resulted in damage to a number of trees, and was observed by local authorities.

What these are

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

More

Every storm in California in 1993Every state in 1993This day in weather historyThe tornado archive for California, 1993Warnings in California, April 1993

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: 10316838, 10317176.