Chouteau County weather alerts
There are no active weather alerts for Chouteau County, MT right now.
Since 2016 the National Weather Service has issued about 852 alerts that included Chouteau County, roughly 85 a year. The most common is the severe thunderstorm warning (220 from 2016 to 2025). The last tornado warning was issued on June 15, 2025. 17 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Chouteau County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Liberty County, Judith Basin County, Teton County, Hill County.
Chouteau County alert history
Alert events that included Chouteau County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 220 | 29 | September 14, 2026 |
| Winter Weather Advisory | 159 | 5 | October 11, 2026 |
| High Wind Warning | 83 | 11 | November 8, 2026 |
| High Wind Watch | 74 | 12 | October 23, 2026 |
| Cold Weather Advisory | 60 | 2 | February 18, 2026 |
| Winter Storm Watch | 45 | 1 | March 13, 2026 |
| Flood Advisory | 42 | 4 | September 7, 2026 |
| Severe Thunderstorm Watch | 40 | 8 | September 6, 2026 |
| Winter Storm Warning | 33 | 0 | December 12, 2025 |
| Dense Fog Advisory | 30 | 2 | November 1, 2026 |
| Flood Watch | 14 | 2 | September 18, 2026 |
| Heat Advisory | 13 | 2 | July 24, 2026 |
| Extreme Cold Warning | 11 | 0 | February 17, 2025 |
| Flash Flood Warning | 8 | 0 | August 1, 2025 |
| Snow Squall Warning | 5 | 0 | February 26, 2024 |
| Tornado Warning | 3 | 0 | June 15, 2025 |
| Extreme Cold Watch | 3 | 0 | February 17, 2025 |
| Extreme Heat Watch | 2 | 2 | August 1, 2026 |
| Flood Warning | 2 | 0 | May 28, 2019 |
| Blizzard Warning | 2 | 0 | November 7, 2020 |
| Tornado Watch | 1 | 0 | June 28, 2019 |
| Extreme Heat Warning | 1 | 2 | August 1, 2026 |
| Ice Storm Warning | 1 | 0 | January 6, 2023 |
Tornado history in Chouteau County
17 tornadoes have been recorded in Chouteau County since 1950, injuring 7 people. That ranks 7 of 56 counties in Montana. The most recent was on June 23, 2018 (rated EF0).
Strongest tornadoes in Chouteau County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 5, 1988 | F3 | Chouteau County | 12 mi | 200 yd | 0 | 0 |
| July 5, 1988 | F3 | Chouteau County | 10 mi | 200 yd | 0 | 0 |
| July 5, 1988 | F3 | Chouteau County | 3 mi | 200 yd | 0 | 2 |
| June 19, 1998 | F1 | Chouteau County | 1 mi | 30 yd | 0 | 0 |
| June 29, 1960 | F1 | Chouteau County | 0.3 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 23, 2018 | EF0 | Chouteau County | 1.4 mi | 50 yd | 0 | 0 |
| June 5, 2012 | EF0 | Chouteau County | 1.1 mi | 100 yd | 0 | 0 |
| July 7, 1999 | F0 | Chouteau County | 0.2 mi | 20 yd | 0 | 0 |
| June 19, 1998 | F1 | Chouteau County | 1 mi | 30 yd | 0 | 0 |
| June 26, 1994 | F0 | Chouteau County | 0.1 mi | 10 yd | 0 | 0 |
About Chouteau County
- Population: 5,880 (2024 estimate)
- State: Montana
- NOAA Weather Radio SAME code: 030015 (how to use it)