Storm History: Flathead County, Montana
Every storm the National Weather Service has filed in Flathead 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
- 1,304
- Deaths
- 30
- Injuries
- 41
- Damage
- $35 million
- Episodes
- 700
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.
Every year
By kind of event
Counted under the kind that heads each episode.
| Kind of event | Events | Deaths | Injuries | Damage |
|---|---|---|---|---|
| Winter Storm | 353 | 8 | 7 | $12 million |
| Heavy Snow | 330 | 4 | 4 | $489,000 |
| Hail | 127 | 0 | 0 | $2.3 million |
| High Wind | 105 | 1 | 3 | $4.0 million |
| Winter Weather | 85 | 6 | 15 | $7,000 |
| Extreme Cold/Wind Chill | 45 | 0 | 0 | |
| Blizzard | 44 | 1 | 2 | $210,000 |
| Thunderstorm Wind | 41 | 1 | 5 | $1.7 million |
| Flood | 34 | 3 | 0 | $2.4 million |
| Frost/Freeze | 21 | 0 | 0 | |
| Strong Wind | 19 | 2 | 0 | $84,000 |
| Ice Storm | 17 | 0 | 0 | $30,000 |
| Cold/Wind Chill | 16 | 0 | 0 | $1,000 |
| Tornado | 12 | 0 | 0 | $308,000 |
| Avalanche | 12 | 4 | 1 | $5,000 |
| Flash Flood | 12 | 0 | 0 | $11 million |
| Debris Flow | 8 | 0 | 2 | $900 |
| Heavy Rain | 6 | 0 | 0 | |
| Excessive Heat | 5 | 0 | 0 | |
| Wildfire | 3 | 0 | 0 | |
| Heat | 3 | 0 | 0 | |
| Lightning | 2 | 0 | 2 | $1,000 |
| Funnel Cloud | 2 | 0 | 0 | |
| Dense Fog | 1 | 0 | 0 | |
| Freezing Fog | 1 | 0 | 0 |
The deadliest
- Winter Storm, February 13, 2025
- Flood, June 4, 1996
- Winter Weather, November 6, 2022
- Avalanche, January 14, 2006
- Avalanche, January 13, 2008
- Strong Wind, April 14, 2022
- Blizzard, December 12, 2008
- Heavy Snow, December 1, 2023
- Winter Storm, March 11, 2026
- High Wind, July 14, 2025
- Winter Storm, November 18, 1996
- Thunderstorm Wind, July 22, 2000
- Winter Weather, January 7, 2004
- Heavy Snow, December 19, 2012
- Winter Weather, December 9, 2013
- Winter Weather, January 18, 2014
- Winter Storm, February 22, 2014
- Winter Weather, December 4, 2014
- Heavy Snow, January 10, 2018
- Winter Storm, February 5, 2021
The costliest
Damage within this county, in the dollars of its year.
- Winter Storm, February 8, 2018
- Flash Flood, November 5, 2006
- Flash Flood, August 1, 2021
- High Wind, December 17, 2025
- Hail, July 7, 2022
- Flood, May 1, 1997
- Thunderstorm Wind, May 15, 1994
- Winter Storm, April 10, 2020
- Flood, June 2, 2005
- High Wind, January 13, 2021
- Winter Storm, November 20, 2024
- Hail, May 31, 1993
- Flash Flood, June 12, 2022
- Thunderstorm Wind, May 31, 2020
- High Wind, September 28, 2019
- Tornado, July 18, 2007
- High Wind, November 27, 2019
- Flood, March 11, 1996
- Heavy Snow, May 8, 1997
- Blizzard, December 12, 2008
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
- Flood, June 29, 2026
- Frost/Freeze, June 7, 2026
- Debris Flow, May 28, 2026
- Hail, May 28, 2026
- Winter Weather, May 14, 2026
- Frost/Freeze, April 25, 2026
- Winter Weather, April 22, 2026
- Winter Weather, April 15, 2026
- Winter Storm, March 11, 2026
- Strong Wind, March 7, 2026
- Winter Storm, February 17, 2026
- Winter Weather, January 19, 2026
- Winter Storm, January 6, 2026
- Winter Weather, January 1, 2026
- Winter Weather, December 26, 2025
- Winter Storm, December 21, 2025
- Winter Storm, December 18, 2025
- High Wind, December 17, 2025
- High Wind, December 15, 2025
- Strong Wind, December 8, 2025
- Heavy Snow, December 4, 2025
- Winter Weather, December 1, 2025
- Winter Storm, November 27, 2025
- Heavy Snow, November 24, 2025
- Winter Storm, October 12, 2025
- Winter Storm, October 4, 2025
- Frost/Freeze, September 23, 2025
- Debris Flow, August 1, 2025
- Hail, July 31, 2025
- High Wind, July 14, 2025
- Heavy Snow, June 21, 2025
- Hail, May 11, 2025
- Winter Storm, April 16, 2025
- Winter Weather, April 2, 2025
- Winter Weather, March 31, 2025
- Avalanche, February 21, 2025
- Winter Storm, February 15, 2025
- Winter Storm, February 13, 2025
- Extreme Cold/Wind Chill, February 10, 2025
- Winter Weather, February 5, 2025
- Winter Storm, February 3, 2025
- Ice Storm, February 1, 2025
- Ice Storm, January 31, 2025
- Extreme Cold/Wind Chill, January 17, 2025
- Winter Storm, January 2, 2025
- Winter Weather, December 29, 2024
- High Wind, December 17, 2024
- Ice Storm, December 7, 2024
- Winter Storm, November 20, 2024
- Heavy Snow, November 4, 2024
- High Wind, October 4, 2024
- Frost/Freeze, September 30, 2024
- Heavy Snow, August 28, 2024
- Thunderstorm Wind, August 23, 2024
- Hail, August 19, 2024
- Excessive Heat, July 17, 2024
- Heat, July 9, 2024
- Strong Wind, June 15, 2024
- Winter Weather, March 2, 2024
- Strong Wind, February 29, 2024
- Winter Storm, February 25, 2024
- Freezing Fog, December 21, 2023
- Heavy Snow, December 1, 2023
- Winter Weather, November 22, 2023
- Winter Weather, November 2, 2023
- Winter Storm, October 24, 2023
- Thunderstorm Wind, August 22, 2023
- Winter Weather, March 2, 2023
- Extreme Cold/Wind Chill, February 21, 2023
- Winter Storm, February 20, 2023
- Winter Storm, January 31, 2023
- Winter Storm, January 27, 2023
- Winter Storm, January 14, 2023
- Winter Storm, December 26, 2022
- Winter Storm, December 24, 2022
- Winter Storm, December 20, 2022
- Winter Storm, December 17, 2022
- Winter Weather, December 4, 2022
- Winter Storm, December 1, 2022
- Winter Storm, November 30, 2022
- Winter Storm, November 28, 2022
- Winter Weather, November 25, 2022
- Winter Storm, November 9, 2022
- Winter Weather, November 6, 2022
- Winter Storm, November 4, 2022
- Heavy Snow, November 2, 2022
- Heavy Snow, October 21, 2022
- Hail, July 7, 2022
- Heavy Snow, June 14, 2022
- Flash Flood, June 12, 2022
- Strong Wind, April 14, 2022
- High Wind, April 11, 2022
- Winter Storm, April 10, 2022
- High Wind, April 4, 2022
- Winter Weather, March 7, 2022
- Winter Storm, February 20, 2022
- Winter Storm, February 1, 2022
- Winter Storm, January 11, 2022
- Winter Storm, January 5, 2022
- Extreme Cold/Wind Chill, December 25, 2021
- Winter Storm, December 24, 2021
- Heavy Snow, December 18, 2021
- Winter Storm, December 11, 2021
- Winter Weather, December 7, 2021
- Strong Wind, December 1, 2021
- High Wind, November 15, 2021
- Debris Flow, September 10, 2021
- Flash Flood, August 1, 2021
- Heat, June 28, 2021
- Hail, June 15, 2021
- Winter Weather, May 19, 2021
- Heavy Snow, April 18, 2021
- High Wind, March 28, 2021
- Winter Storm, February 22, 2021
- Extreme Cold/Wind Chill, February 10, 2021
- Winter Storm, February 5, 2021
- High Wind, January 13, 2021
- Winter Weather, December 22, 2020
- Ice Storm, December 9, 2020
- Winter Storm, October 23, 2020
- High Wind, October 13, 2020
- Frost/Freeze, September 8, 2020
- High Wind, September 7, 2020
- Winter Weather, September 6, 2020
- Hail, June 24, 2020
- Thunderstorm Wind, May 31, 2020
- Flood, May 31, 2020
- Winter Storm, April 10, 2020
- High Wind, March 13, 2020
- High Wind, March 4, 2020
- High Wind, February 1, 2020
- Winter Storm, January 12, 2020
- Heavy Snow, January 6, 2020
- Strong Wind, January 4, 2020
- Winter Weather, December 19, 2019
- High Wind, November 27, 2019
- Winter Storm, November 10, 2019
- Winter Storm, October 28, 2019
- Winter Storm, October 8, 2019
- High Wind, September 28, 2019
- Winter Storm, September 27, 2019
- Hail, August 10, 2019
- Extreme Cold/Wind Chill, March 3, 2019
- Winter Storm, March 1, 2019
- Avalanche, February 11, 2019
- Extreme Cold/Wind Chill, February 8, 2019
- Winter Storm, February 8, 2019
- Blizzard, February 2, 2019
- Winter Storm, January 27, 2019
- Heavy Snow, January 22, 2019
- Winter Weather, January 17, 2019
- Winter Storm, December 29, 2018
- Frost/Freeze, November 20, 2018
- Winter Weather, November 7, 2018
- Excessive Heat, August 9, 2018
- Winter Storm, April 5, 2018
- Winter Storm, April 1, 2018
- Winter Storm, February 17, 2018
- Winter Storm, February 14, 2018
- Winter Storm, February 8, 2018
- Winter Storm, February 4, 2018
- Blizzard, February 3, 2018
- Winter Weather, January 18, 2018
- Heavy Snow, January 10, 2018
- Winter Weather, January 6, 2018
- Winter Storm, December 28, 2017
- Winter Storm, December 18, 2017
- Heavy Snow, November 2, 2017
- High Wind, October 17, 2017
- Frost/Freeze, September 17, 2017
- Frost/Freeze, September 15, 2017
- Thunderstorm Wind, July 7, 2017
- Hail, June 8, 2017
- Heavy Snow, May 17, 2017
- High Wind, April 7, 2017
- Winter Storm, March 8, 2017
- Winter Storm, February 8, 2017
- Blizzard, February 5, 2017
- Winter Storm, February 3, 2017
- Winter Storm, January 18, 2017
- Winter Storm, January 7, 2017
- Winter Storm, January 1, 2017
- Winter Storm, December 27, 2016
- Winter Storm, December 19, 2016
- Heavy Snow, December 14, 2016
- Winter Storm, December 11, 2016
- Winter Storm, December 3, 2016
- Frost/Freeze, October 12, 2016
- Winter Storm, October 10, 2016
- Frost/Freeze, September 13, 2016
- Hail, August 18, 2016
- Hail, July 19, 2016
- Hail, July 18, 2016
- Hail, June 8, 2016
- Flood, May 22, 2016
- Strong Wind, May 12, 2016
- Heavy Snow, March 17, 2016
- Heavy Snow, January 14, 2016
- Heavy Snow, December 21, 2015
- Heavy Snow, December 16, 2015
- Ice Storm, December 3, 2015
- Winter Storm, November 24, 2015
- Winter Storm, November 17, 2015
- Winter Storm, March 2, 2015
- Heavy Rain, February 7, 2015
- Winter Storm, January 4, 2015
- Winter Storm, December 27, 2014
- Heavy Snow, December 23, 2014
- Winter Weather, December 4, 2014
- Winter Storm, November 28, 2014
- Heavy Snow, November 25, 2014
- Ice Storm, November 21, 2014
- Extreme Cold/Wind Chill, November 10, 2014
- Winter Storm, November 9, 2014
- Heavy Snow, November 1, 2014
- Winter Weather, September 9, 2014
- Hail, July 14, 2014
- Winter Weather, June 16, 2014
- Funnel Cloud, May 5, 2014
- Avalanche, March 4, 2014
- Winter Storm, March 2, 2014
- Extreme Cold/Wind Chill, March 1, 2014
- Blizzard, February 27, 2014
- Winter Storm, February 22, 2014
- Heavy Snow, February 20, 2014
- Heavy Snow, February 18, 2014
- Heavy Snow, February 17, 2014
- Winter Weather, February 14, 2014
- Winter Storm, February 11, 2014
- Extreme Cold/Wind Chill, February 3, 2014
- Winter Storm, January 29, 2014
- Winter Weather, January 18, 2014
- Winter Storm, January 11, 2014
- Winter Weather, January 7, 2014
- Extreme Cold/Wind Chill, January 5, 2014
- Heavy Snow, January 2, 2014
- Heavy Snow, December 20, 2013
- Winter Storm, December 18, 2013
- Winter Weather, December 9, 2013
- Extreme Cold/Wind Chill, December 3, 2013
- Heavy Snow, December 1, 2013
- Blizzard, December 1, 2013
- Winter Weather, November 26, 2013
- Winter Storm, November 15, 2013
- Heavy Snow, November 10, 2013
- High Wind, November 7, 2013
- Winter Weather, November 5, 2013
- Tornado, November 2, 2013
- Heavy Snow, October 27, 2013
- Winter Weather, September 29, 2013
Earlier years, state by state:
More
Tornadoes in Flathead CountyEvery warning in Flathead 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.