California

Storm History: Modoc County, California

341 episodes, 465 events since 1958

Every storm the National Weather Service has filed in Modoc County, California: floods, hail, damaging wind, tornadoes, winter storms, heat and the rest, with the most serious on record. Events filed by forecast zone count for every county the zone covers.

The record

Events
465
Deaths
1
Injuries
0
Damage
$334 million
Episodes
341

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.

Open the live radar over Modoc County

Every year

From 1996 the record holds 48 kinds of event with each office’s narrative; before that, tornadoes, hail and thunderstorm wind only, and before 1955 tornadoes alone.

By kind of event

Counted under the kind that heads each episode.

Kind of eventEventsDeathsInjuriesDamage
Frost/Freeze11600
Heavy Snow8700
High Wind7500$15,000
Extreme Cold/Wind Chill5500
Wildfire3410$1.0 million
Winter Storm2300$15,000
Blizzard1200
Flood1100$333 million
Hail800$60,000
Flash Flood800
Excessive Heat800
Cold/Wind Chill700
Thunderstorm Wind600$36,000
Avalanche400
Winter Weather300
Strong Wind300$200
Debris Flow300
Lightning100
Heavy Rain100

The deadliest

The costliest

Damage within this county, in the dollars of its year.

The largest hail

The largest stone in each episode, which may have fallen in a neighboring county of the same episode.

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Modoc CountyEvery warning in Modoc County since 1986Every county in California

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.