Idaho

Storm History: Franklin County, Idaho

118 episodes, 159 events since 1958

Every storm the National Weather Service has filed in Franklin County, Idaho: 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
159
Deaths
1
Injuries
3
Damage
$2.0 million
Episodes
118

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 Franklin 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
Winter Storm4110$30,000
Heavy Snow3800$30,000
Thunderstorm Wind2200$18,000
Hail1900$70,000
High Wind902$15,000
Wildfire800
Tornado500$35,000
Flash Flood500$25,000
Avalanche300
Flood200$1.8 million
Extreme Cold/Wind Chill200
Blizzard200
Lightning101
Funnel Cloud100
Debris Flow100$10,000

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

More

Tornadoes in Franklin CountyEvery warning in Franklin County since 1986Every county in Idaho

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.