Montana

Storm History: Richland County, Montana

472 episodes, 758 events since 1956

Every storm the National Weather Service has filed in Richland County, Montana: 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
758
Deaths
0
Injuries
8
Damage
$4.3 million
Episodes
472

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 Richland 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
Hail26104$729,000
Flash Flood10500$1.5 million
Tornado6801$1.3 million
Drought5600
High Wind4700$7,000
Thunderstorm Wind4000$31,000
Blizzard3501
Flood2500$355,000
Winter Storm2300$435,000
Dense Fog2100
Extreme Cold/Wind Chill2100
Cold/Wind Chill1700
Heavy Snow1200
Winter Weather1000
Ice Storm701
Wildfire200
Heat200
Frost/Freeze100
Lightning101
Freezing Fog100
Excessive Heat100
Funnel Cloud100
Dust Storm100

The deadliest

None recorded.

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.

The strongest tornadoes

Every tornado in Richland County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Richland CountyEvery warning in Richland County since 1986Every county in Montana

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.