California, 1991

Tornadoes and Hail in California, March 20, 1991

March 20, 1991 · NWS FAT · 5 events in 4 counties and zones

3 tornado, 2 hail, 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
None recorded
Crop damage
None recorded
Events
5

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 tornado, 2 hail. Local standard time, as filed.

Tornado, Riverside

When
March 20, 1:30 PM CST
Where
Riverside County
Rating
F0
Path length
0.2 mi
Path width
10 yd
Coordinates
33.950, -117.400

Hail, Madera

When
March 20, 2:29 PM CST
Where
Madera County
Measured
0.75 in hail
Coordinates
37.420, -119.600

Tornado, San Bernardino

When
March 20, 2:45 PM CST
Where
San Bernardino County
Rating
F0
Path length
1 mi
Path width
50 yd
Coordinates
34.170, -117.350

Tornado, Madera

When
March 20, 4:30 PM CST
Where
Madera County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
37.050, -120.350

Hail, Fresno

When
March 20, 4:55 PM CST
Where
Fresno County
Measured
0.75 in hail
Coordinates
36.780, -119.770

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.
Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

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

The same day elsewhere

More

Every storm in California in 1991Every state in 1991This day in weather historyThe tornado archive for California, 1991Warnings in California, March 1991

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: 9990219, 9990220, 9990221, 9990222, 9990223.