Allamakee County weather alerts
There are no active weather alerts for Allamakee County, IA right now.
Since 2016 the National Weather Service has issued about 679 alerts that included Allamakee County, roughly 68 a year. The most common is the winter weather advisory (98 from 2016 to 2025). The last tornado warning was issued on June 17, 2026. 12 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 Allamakee County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Vernon County, Winneshiek County, Houston County, Crawford County.
Allamakee County alert history
Alert events that included Allamakee County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Winter Weather Advisory | 98 | 4 | March 16, 2026 |
| Dense Fog Advisory | 79 | 3 | August 7, 2026 |
| Severe Thunderstorm Warning | 63 | 7 | September 4, 2026 |
| Severe Thunderstorm Watch | 61 | 11 | August 18, 2026 |
| Cold Weather Advisory | 47 | 3 | January 26, 2026 |
| Flood Warning | 40 | 4 | July 11, 2026 |
| Flood Watch | 36 | 4 | September 19, 2026 |
| Wind Advisory | 36 | 3 | May 12, 2026 |
| Winter Storm Watch | 29 | 1 | March 15, 2026 |
| Heat Advisory | 26 | 2 | July 14, 2026 |
| Tornado Watch | 24 | 4 | July 20, 2026 |
| Winter Storm Warning | 23 | 1 | February 20, 2026 |
| Flash Flood Warning | 22 | 1 | April 4, 2026 |
| Frost Advisory | 22 | 5 | May 11, 2026 |
| Freeze Warning | 18 | 2 | October 17, 2026 |
| Flood Advisory | 13 | 0 | August 17, 2025 |
| Tornado Warning | 8 | 5 | June 17, 2026 |
| Red Flag Warning | 7 | 2 | March 28, 2026 |
| Extreme Heat Warning | 5 | 2 | July 26, 2026 |
| Extreme Cold Warning | 5 | 1 | January 23, 2026 |
| Extreme Heat Watch | 4 | 2 | July 27, 2026 |
| High Wind Warning | 3 | 1 | March 13, 2026 |
| Freeze Watch | 3 | 1 | October 17, 2026 |
| High Wind Watch | 2 | 1 | March 13, 2026 |
| Extreme Cold Watch | 2 | 1 | January 23, 2026 |
| Fire Weather Watch | 2 | 1 | February 18, 2026 |
| Blizzard Warning | 1 | 1 | March 15, 2026 |
Tornado history in Allamakee County
12 tornadoes have been recorded in Allamakee County since 1950. That ranks 98 of 99 counties in Iowa. The most recent was on August 5, 2024 (rated EF1).
Strongest tornadoes in Allamakee County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 30, 1954 | F4 | Linn County | 80.4 mi | 200 yd | 0 | 0 |
| July 29, 1987 | F2 | Winneshiek County | 10 mi | 30 yd | 0 | 0 |
| May 4, 1964 | F2 | Allamakee County | 9.2 mi | 200 yd | 0 | 0 |
| April 11, 1965 | F1 | Chickasaw County | 49.9 mi | 300 yd | 0 | 0 |
| July 19, 1994 | F1 | Allamakee County | 9 mi | 50 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| August 5, 2024 | EF1 | Allamakee County | 3.8 mi | 50 yd | 0 | 0 |
| July 23, 2022 | EF1 | Allamakee County | 1.5 mi | 90 yd | 0 | 0 |
| May 8, 2002 | F0 | Allamakee County | 0.1 mi | 20 yd | 0 | 0 |
| July 2, 2000 | F0 | Allamakee County | 2 mi | 50 yd | 0 | 0 |
| July 19, 1994 | F1 | Allamakee County | 9 mi | 50 yd | 0 | 0 |
About Allamakee County
- Population: 14,184 (2024 estimate)
- State: Iowa
- NOAA Weather Radio SAME code: 019005 (how to use it)