18 tornadoes touched Carter County, Montana between 1950 and 2025 — about 0.2 a year. The strongest was rated EF3 (Jun 17, 2014).
Peak month: June.
| Date | Rating | Path | Width | Injured | Killed |
|---|---|---|---|---|---|
| Jun 17, 2014 | EF3 | 10 mi | 880 yd | 0 | 0 |
| Jun 28, 2018 | EF2 | 6.6 mi | 200 yd | 0 | 0 |
| Jun 12, 2011 | EF1 | 5.2 mi | 100 yd | 0 | 0 |
| Jul 26, 1954 | F1 | 2.7 mi | 17 yd | 0 | 0 |
| Jun 3, 1971 | F1 | 2 mi | 10 yd | 0 | 0 |
| Jul 19, 2019 | EF1 | 0.5 mi | 100 yd | 0 | 0 |
| May 11, 1986 | F1 | 0.2 mi | 10 yd | 0 | 0 |
| Jul 15, 1969 | F1 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 18, 1978 | F1 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 6, 2005 | F0 | 30 mi | 100 yd | 0 | 0 |
| Jun 28, 2018 | EF0 | 10 mi | 50 yd | 0 | 0 |
| Jun 28, 2018 | EF0 | 4 mi | 50 yd | 0 | 0 |
| Date | Rating | Path | Width | Injured | Killed |
|---|---|---|---|---|---|
| Jul 19, 2019 | EF1 | 0.5 mi | 100 yd | 0 | 0 |
| Jun 28, 2018 | EF0 | 10 mi | 50 yd | 0 | 0 |
| Jun 28, 2018 | EF0 | 4 mi | 50 yd | 0 | 0 |
| Jun 28, 2018 | EF0 | — | 25 yd | 0 | 0 |
| Jun 28, 2018 | EF2 | 6.6 mi | 200 yd | 0 | 0 |
| Jun 19, 2015 | EF0 | 1 mi | 50 yd | 0 | 0 |
| Jun 17, 2014 | EF3 | 10 mi | 880 yd | 0 | 0 |
| Jun 12, 2011 | EF1 | 5.2 mi | 100 yd | 0 | 0 |
| Aug 10, 2008 | EF0 | — | 50 yd | 0 | 0 |
| Jun 6, 2005 | F0 | 30 mi | 100 yd | 0 | 0 |
| Jul 10, 1991 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| May 11, 1986 | F1 | 0.2 mi | 10 yd | 0 | 0 |
18 tornadoes touched Carter County, Montana between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.2 per year.
The strongest rating recorded was EF3 on Jun 17, 2014, with a 10-mile path.
Most of its tornadoes happened in June (9 of 18). Tornadoes can occur in any month, so keep alerts on year-round.
Right now: live tornado warnings map · alerts for your location. Dates link to that day’s full storm reports where available (2004 onward).