St. Joseph County weather alerts
There are no active weather alerts for St. Joseph County, IN right now.
Since 2016 the National Weather Service has issued about 805 alerts that included St. Joseph County, roughly 81 a year. The most common is the severe thunderstorm warning (159 from 2016 to 2025). The last tornado warning was issued on August 11, 2026. 32 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 St. Joseph County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Starke County, Marshall County, Elkhart County, Cass County.
St. Joseph County alert history
Alert events that included St. Joseph County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 159 | 33 | August 12, 2026 |
| Flood Warning | 91 | 11 | September 21, 2026 |
| Winter Weather Advisory | 90 | 5 | March 16, 2026 |
| Dense Fog Advisory | 65 | 7 | October 24, 2026 |
| Flood Advisory | 62 | 14 | September 20, 2026 |
| Wind Advisory | 56 | 6 | June 17, 2026 |
| Severe Thunderstorm Watch | 51 | 15 | August 11, 2026 |
| Frost Advisory | 28 | 5 | October 19, 2026 |
| Heat Advisory | 28 | 7 | September 3, 2026 |
| Winter Storm Warning | 25 | 1 | January 14, 2026 |
| Winter Storm Watch | 24 | 1 | January 14, 2026 |
| Flood Watch | 20 | 8 | September 19, 2026 |
| Tornado Warning | 16 | 6 | August 11, 2026 |
| Tornado Watch | 15 | 5 | June 12, 2026 |
| Freeze Warning | 14 | 2 | May 2, 2026 |
| Cold Weather Advisory | 13 | 4 | January 28, 2026 |
| Flash Flood Warning | 10 | 1 | July 4, 2026 |
| Extreme Heat Watch | 7 | 1 | June 29, 2026 |
| Extreme Heat Warning | 6 | 1 | June 29, 2026 |
| High Wind Watch | 5 | 1 | March 13, 2026 |
| Extreme Cold Warning | 4 | 0 | January 15, 2024 |
| Freeze Watch | 3 | 2 | May 2, 2026 |
| High Wind Warning | 3 | 1 | March 13, 2026 |
| Red Flag Warning | 3 | 0 | April 12, 2023 |
| Blizzard Warning | 2 | 0 | December 22, 2022 |
| Extreme Cold Watch | 2 | 0 | January 20, 2025 |
| Fire Weather Watch | 2 | 0 | April 12, 2023 |
| Snow Squall Warning | 1 | 0 | December 19, 2025 |
Tornado history in St. Joseph County
32 tornadoes have been recorded in St. Joseph County since 1950, killing 47 people and injuring 455. That ranks 10 of 92 counties in Indiana. The most recent was on September 24, 2024 (rated EF0).
Strongest tornadoes in St. Joseph County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 11, 1965 | F4 | St. Joseph County | 37 mi | 333 yd | 36 | 321 |
| April 11, 1965 | F3 | Starke County | 35.6 mi | 250 yd | 10 | 82 |
| April 30, 1962 | F3 | St. Joseph County | 36.5 mi | 10 yd | 0 | 49 |
| November 26, 1965 | F3 | St. Joseph County | 1 mi | 70 yd | 0 | 0 |
| October 24, 2001 | F2 | LaPorte County | 35 mi | 1,760 yd | 1 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| September 24, 2024 | EF0 | St. Joseph County | 0.3 mi | 125 yd | 0 | 0 |
| October 3, 2021 | ? | St. Joseph County | 0 mi | 1 yd | 0 | 0 |
| June 21, 2021 | EF1 | St. Joseph County | 1.1 mi | 100 yd | 0 | 0 |
| August 10, 2020 | EF1 | St. Joseph County | 2.4 mi | 100 yd | 0 | 0 |
| June 23, 2019 | EF0 | St. Joseph County | 2 mi | 250 yd | 0 | 0 |
About St. Joseph County
- Population: 273,744 (2024 estimate)
- State: Indiana
- NOAA Weather Radio SAME code: 018141 (how to use it)
- Cities: South Bend