Tama County weather alerts
There are no active weather alerts for Tama County, IA right now.
Since 2016 the National Weather Service has issued about 838 alerts that included Tama County, roughly 84 a year. The most common is the severe thunderstorm warning (140 from 2016 to 2025). The last tornado warning was issued on July 20, 2026. 47 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 Tama County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Black Hawk County, Marshall County, Poweshiek County, Grundy County.
Tama County alert history
Alert events that included Tama County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 140 | 22 | August 13, 2026 |
| Winter Weather Advisory | 101 | 5 | March 16, 2026 |
| Dense Fog Advisory | 97 | 6 | September 17, 2026 |
| Severe Thunderstorm Watch | 77 | 9 | August 13, 2026 |
| Wind Advisory | 73 | 3 | April 8, 2026 |
| Cold Weather Advisory | 53 | 3 | January 26, 2026 |
| Heat Advisory | 35 | 2 | August 31, 2026 |
| Tornado Watch | 30 | 8 | July 20, 2026 |
| Flood Watch | 28 | 6 | September 30, 2026 |
| Freeze Warning | 26 | 2 | October 17, 2026 |
| Winter Storm Watch | 25 | 1 | March 15, 2026 |
| Winter Storm Warning | 21 | 1 | February 19, 2026 |
| Flood Warning | 19 | 4 | October 4, 2026 |
| Tornado Warning | 16 | 4 | July 20, 2026 |
| Frost Advisory | 15 | 1 | May 2, 2026 |
| Red Flag Warning | 12 | 2 | March 28, 2026 |
| High Wind Warning | 10 | 4 | June 11, 2026 |
| Extreme Cold Warning | 10 | 1 | January 23, 2026 |
| Freeze Watch | 8 | 1 | October 17, 2026 |
| Extreme Heat Watch | 7 | 2 | July 27, 2026 |
| Extreme Heat Warning | 6 | 2 | July 26, 2026 |
| Flash Flood Warning | 6 | 2 | October 1, 2026 |
| Fire Weather Watch | 5 | 2 | March 28, 2026 |
| Extreme Cold Watch | 5 | 1 | January 23, 2026 |
| High Wind Watch | 4 | 2 | March 15, 2026 |
| Ice Storm Warning | 3 | 0 | December 14, 2024 |
| Blizzard Warning | 3 | 1 | March 15, 2026 |
| Snow Squall Warning | 3 | 0 | December 28, 2025 |
Tornado history in Tama County
47 tornadoes have been recorded in Tama County since 1950, killing 1 people and injuring 16. That ranks 18 of 99 counties in Iowa. The most recent was on March 5, 2022 (rated EF2).
Strongest tornadoes in Tama County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 23, 1961 | F3 | Marshall County | 87.7 mi | 800 yd | 1 | 12 |
| November 9, 1975 | F3 | Tama County | 39.4 mi | 10 yd | 0 | 0 |
| April 19, 1966 | F3 | Poweshiek County | 27.1 mi | 400 yd | 0 | 4 |
| May 4, 1977 | F3 | Tama County | 17.8 mi | 30 yd | 0 | 0 |
| May 31, 1971 | F3 | Tama County | 9.4 mi | 600 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| March 5, 2022 | EF2 | Tama County | 8.5 mi | 200 yd | 0 | 0 |
| March 5, 2022 | EF2 | Jasper County | 17.3 mi | 500 yd | 0 | 0 |
| July 14, 2021 | EF1 | Tama County | 5.7 mi | 590 yd | 0 | 0 |
| August 10, 2020 | ? | Tama County | 1.5 mi | 40 yd | 0 | 0 |
| October 9, 2018 | EF0 | Poweshiek County | 2.3 mi | 30 yd | 0 | 0 |
About Tama County
- Population: 16,738 (2024 estimate)
- State: Iowa
- NOAA Weather Radio SAME code: 019171 (how to use it)