Storm History: Fallon County, Montana
Every storm the National Weather Service has filed in Fallon 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
- 501
- Deaths
- 0
- Injuries
- 7
- Damage
- $3.5 million
- Episodes
- 300
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 |
|---|---|---|---|---|
| Hail | 213 | 0 | 0 | $121,000 |
| High Wind | 65 | 0 | 0 | |
| Tornado | 56 | 0 | 7 | $3.0 million |
| Flash Flood | 56 | 0 | 0 | |
| Thunderstorm Wind | 27 | 0 | 0 | |
| Blizzard | 26 | 0 | 0 | |
| Winter Storm | 26 | 0 | 0 | |
| Heavy Snow | 16 | 0 | 0 | |
| Extreme Cold/Wind Chill | 6 | 0 | 0 | |
| Ice Storm | 3 | 0 | 0 | |
| Flood | 2 | 0 | 0 | $375,000 |
| Cold/Wind Chill | 1 | 0 | 0 | |
| Heavy Rain | 1 | 0 | 0 | |
| Wildfire | 1 | 0 | 0 | |
| Drought | 1 | 0 | 0 | |
| Winter Weather | 1 | 0 | 0 |
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.
- Flash Flood, July 18, 2001
- Hail, June 14, 2006
- Hail, July 11, 1981
- Flash Flood, June 17, 2014
- Hail, June 2, 2026
- Hail, June 7, 2026
- Hail, July 4, 2022
- Hail, July 8, 2013
- Hail, July 9, 2007
- Flash Flood, July 10, 2004
- Flash Flood, July 26, 2001
- Hail, July 27, 2000
- Hail, August 1, 1981
- Hail, June 20, 2025
- Hail, August 21, 2024
The strongest tornadoes
Every episode, newest first
- Hail, June 27, 2026
- Hail, June 7, 2026
- Hail, June 2, 2026
- High Wind, April 8, 2026
- High Wind, March 11, 2026
- High Wind, February 16, 2026
- Hail, August 7, 2025
- Hail, July 29, 2025
- Hail, July 26, 2025
- Hail, July 25, 2025
- Hail, July 20, 2025
- Hail, July 19, 2025
- Thunderstorm Wind, July 3, 2025
- Hail, June 25, 2025
- Hail, June 20, 2025
- Hail, June 15, 2025
- High Wind, May 15, 2025
- High Wind, April 13, 2025
- Extreme Cold/Wind Chill, February 17, 2025
- Extreme Cold/Wind Chill, February 10, 2025
- Extreme Cold/Wind Chill, January 19, 2025
- High Wind, December 18, 2024
- Winter Weather, December 15, 2024
- High Wind, December 8, 2024
- High Wind, November 19, 2024
- High Wind, October 4, 2024
- Thunderstorm Wind, September 29, 2024
- Thunderstorm Wind, September 17, 2024
- Hail, August 21, 2024
- Thunderstorm Wind, July 13, 2024
- Hail, June 27, 2024
- Thunderstorm Wind, June 3, 2024
- Hail, May 29, 2024
- Winter Storm, March 24, 2024
- Winter Storm, October 24, 2023
- Hail, July 11, 2023
- Hail, June 19, 2023
- Flash Flood, June 8, 2023
- Blizzard, March 11, 2023
- Blizzard, December 21, 2022
- Blizzard, December 13, 2022
- Winter Storm, December 12, 2022
- Winter Storm, November 7, 2022
- High Wind, November 5, 2022
- Hail, July 9, 2022
- Hail, July 4, 2022
- Flash Flood, July 3, 2022
- Blizzard, April 23, 2022
- Blizzard, April 12, 2022
- High Wind, April 4, 2022
- Winter Storm, February 20, 2022
- High Wind, February 9, 2022
- High Wind, November 13, 2021
- Winter Storm, October 11, 2021
- Drought, August 1, 2021
- Hail, July 20, 2021
- Thunderstorm Wind, June 8, 2021
- Thunderstorm Wind, June 5, 2021
- High Wind, March 28, 2021
- High Wind, January 12, 2021
- High Wind, December 19, 2020
- High Wind, October 27, 2020
- High Wind, September 2, 2020
- Hail, July 23, 2020
- Hail, July 10, 2020
- Hail, July 7, 2020
- Hail, July 6, 2020
- Hail, July 3, 2020
- Hail, June 7, 2020
- High Wind, April 28, 2020
- High Wind, March 2, 2020
- High Wind, January 3, 2020
- Winter Storm, November 29, 2019
- High Wind, November 23, 2019
- Winter Storm, October 8, 2019
- Hail, July 14, 2019
- Hail, July 8, 2019
- Winter Storm, February 16, 2019
- High Wind, January 27, 2019
- Hail, August 3, 2018
- Hail, July 2, 2018
- Tornado, June 28, 2018
- Tornado, June 7, 2018
- Hail, May 16, 2018
- Hail, April 29, 2018
- Blizzard, March 3, 2018
- Winter Storm, February 7, 2018
- High Wind, October 22, 2017
- Hail, July 19, 2017
- Winter Storm, December 25, 2016
- Blizzard, December 25, 2016
- High Wind, December 19, 2016
- Winter Storm, November 28, 2016
- Thunderstorm Wind, October 3, 2016
- Thunderstorm Wind, August 14, 2016
- Hail, July 22, 2016
- Tornado, July 10, 2016
- Thunderstorm Wind, July 9, 2016
- Tornado, July 6, 2016
- Hail, June 29, 2016
- Hail, June 16, 2016
- Tornado, June 11, 2016
- Hail, June 9, 2016
- Thunderstorm Wind, May 30, 2016
- High Wind, February 18, 2016
- High Wind, February 5, 2016
- High Wind, November 17, 2015
- High Wind, October 11, 2015
- Hail, September 5, 2015
- Hail, July 27, 2015
- Hail, July 1, 2015
- Hail, June 23, 2015
- Tornado, June 21, 2015
- Tornado, June 19, 2015
- Winter Storm, April 8, 2015
- Wildfire, March 28, 2015
- Winter Storm, November 9, 2014
- Thunderstorm Wind, August 16, 2014
- Hail, July 22, 2014
- Flash Flood, June 26, 2014
- Flash Flood, June 17, 2014
- High Wind, April 9, 2014
- Blizzard, March 29, 2014
- High Wind, January 26, 2014
- High Wind, December 28, 2013
- Winter Storm, December 1, 2013
- Flash Flood, September 7, 2013
- Hail, August 28, 2013
- Hail, August 10, 2013
- Hail, August 5, 2013
- Hail, July 8, 2013
- Flash Flood, June 22, 2013
- Hail, June 21, 2013
- Tornado, June 3, 2013
- High Wind, May 23, 2013
- Flash Flood, May 18, 2013
- Winter Storm, April 13, 2013
- Winter Storm, April 7, 2013
- Winter Storm, March 21, 2013
- High Wind, October 16, 2012
- Hail, August 13, 2012
- Thunderstorm Wind, July 24, 2012
- High Wind, April 26, 2012
- Hail, August 31, 2011
- Hail, July 29, 2011
- Hail, July 26, 2011
- Hail, July 22, 2011
- Hail, July 14, 2011
- Hail, July 2, 2011
- High Wind, May 27, 2011
- Flood, May 20, 2011
- Blizzard, April 30, 2011
- High Wind, April 30, 2011
- Winter Storm, April 18, 2011
- Winter Storm, February 19, 2011
- High Wind, February 12, 2011
- Winter Storm, November 8, 2010
- Tornado, September 9, 2010
- Thunderstorm Wind, August 30, 2010
- High Wind, June 17, 2010
- Tornado, June 16, 2010
- High Wind, May 25, 2010
- High Wind, May 3, 2010
- Thunderstorm Wind, April 28, 2010
- Blizzard, January 22, 2010
- Winter Storm, December 25, 2009
- Hail, August 7, 2009
- Hail, July 8, 2009
- Hail, June 30, 2009
- Flash Flood, June 15, 2009
- Blizzard, March 28, 2009
- Blizzard, March 22, 2009
- Blizzard, January 11, 2009
- Ice Storm, January 8, 2009
- Winter Storm, December 25, 2008
- Blizzard, December 13, 2008
- High Wind, October 25, 2008
- Winter Storm, October 9, 2008
- Thunderstorm Wind, July 26, 2008
- Hail, July 18, 2008
- High Wind, May 21, 2008
- Winter Storm, May 1, 2008
- Winter Storm, January 17, 2008
- Hail, August 12, 2007
- Hail, August 7, 2007
- Hail, July 9, 2007
- Flash Flood, June 6, 2007
- Flash Flood, May 13, 2007
- High Wind, April 18, 2007
- High Wind, August 31, 2006
- Hail, August 17, 2006
- Thunderstorm Wind, July 12, 2006
- Hail, June 14, 2006
- Blizzard, April 19, 2006
- Blizzard, April 18, 2006
- Heavy Snow, October 4, 2005
- Hail, July 22, 2005
- Hail, June 27, 2005
- Flood, June 26, 2005
- Flash Flood, June 20, 2005
- Hail, June 18, 2005
- Tornado, June 6, 2005
- Hail, June 1, 2005
- Heavy Snow, May 12, 2005
- Heavy Rain, May 8, 2005
- Hail, May 6, 2005
- High Wind, April 9, 2005
- High Wind, March 6, 2005
- Hail, July 10, 2004
- Flash Flood, July 10, 2004
- Flash Flood, July 10, 2004
- Hail, March 26, 2004
- Heavy Snow, February 29, 2004
- Blizzard, December 26, 2003
- Hail, August 8, 2003
- Hail, July 18, 2003
- Hail, June 15, 2003
- Heavy Snow, March 9, 2003
- Heavy Snow, March 9, 2003
- Heavy Snow, March 7, 2003
- High Wind, January 4, 2003
- High Wind, January 3, 2003
- High Wind, November 29, 2002
- Thunderstorm Wind, August 25, 2002
- High Wind, August 16, 2002
- High Wind, August 16, 2002
- Hail, July 27, 2002
- Thunderstorm Wind, June 29, 2002
- Thunderstorm Wind, June 8, 2002
- Hail, June 8, 2002
- Hail, June 8, 2002
- Heavy Snow, May 8, 2002
- Heavy Snow, April 18, 2002
- Heavy Snow, March 20, 2002
- Heavy Snow, March 8, 2002
- High Wind, February 11, 2002
- High Wind, January 13, 2002
- High Wind, January 13, 2002
- Blizzard, January 13, 2002
- Flash Flood, July 26, 2001
- Flash Flood, July 26, 2001
- Tornado, July 25, 2001
- Hail, July 25, 2001
- Hail, July 22, 2001
- Hail, July 19, 2001
- Flash Flood, July 18, 2001
- Hail, June 27, 2001
- High Wind, December 27, 2000
- High Wind, December 27, 2000
- Extreme Cold/Wind Chill, December 15, 2000
Earlier years, state by state:
More
Tornadoes in Fallon CountyEvery warning in Fallon 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.