Ozaukee County weather alerts
There are no active weather alerts for Ozaukee County, WI right now.
Since 2016 the National Weather Service has issued about 647 alerts that included Ozaukee County, roughly 65 a year. The most common is the dense fog advisory (111 from 2016 to 2025). The last tornado warning was issued on April 14, 2026. 5 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 Ozaukee County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Milwaukee County, Washington County, Sheboygan County.
Ozaukee County alert history
Alert events that included Ozaukee County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Dense Fog Advisory | 111 | 6 | October 24, 2026 |
| Winter Weather Advisory | 97 | 10 | April 2, 2026 |
| Severe Thunderstorm Warning | 77 | 18 | September 4, 2026 |
| Wind Advisory | 54 | 3 | May 12, 2026 |
| Severe Thunderstorm Watch | 48 | 9 | August 18, 2026 |
| Cold Weather Advisory | 37 | 3 | January 26, 2026 |
| Flood Advisory | 32 | 4 | September 4, 2026 |
| Flood Warning | 30 | 1 | April 16, 2026 |
| Flood Watch | 23 | 5 | September 19, 2026 |
| Frost Advisory | 23 | 5 | October 17, 2026 |
| Winter Storm Warning | 19 | 1 | March 15, 2026 |
| Winter Storm Watch | 17 | 1 | March 15, 2026 |
| Freeze Warning | 13 | 1 | May 2, 2026 |
| Flash Flood Warning | 13 | 4 | September 3, 2026 |
| Heat Advisory | 12 | 2 | July 27, 2026 |
| Tornado Watch | 11 | 4 | April 17, 2026 |
| High Wind Warning | 6 | 1 | March 13, 2026 |
| Tornado Warning | 3 | 1 | April 14, 2026 |
| Extreme Heat Warning | 3 | 1 | June 29, 2026 |
| Freeze Watch | 3 | 0 | April 25, 2024 |
| Fire Weather Watch | 3 | 0 | April 13, 2023 |
| Extreme Heat Watch | 3 | 0 | July 23, 2025 |
| High Wind Watch | 2 | 0 | December 16, 2021 |
| Extreme Cold Warning | 2 | 1 | January 23, 2026 |
| Snow Squall Warning | 2 | 0 | December 4, 2024 |
| Red Flag Warning | 2 | 0 | April 13, 2023 |
| Lake Effect Snow Warning | 1 | 0 | March 13, 2017 |
| Blizzard Warning | 0 | 1 | March 16, 2026 |
| Extreme Cold Watch | 0 | 2 | January 23, 2026 |
Tornado history in Ozaukee County
5 tornadoes have been recorded in Ozaukee County since 1950, injuring 30 people. That ranks 68 of 72 counties in Wisconsin. The most recent was on August 10, 2015 (rated EF0).
Strongest tornadoes in Ozaukee County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| August 22, 1964 | F4 | Ozaukee County | 2.2 mi | 50 yd | 0 | 30 |
| July 18, 1996 | F1 | Ozaukee County | 7.6 mi | 125 yd | 0 | 0 |
| August 10, 2015 | EF0 | Washington County | 1 mi | 50 yd | 0 | 0 |
| July 18, 1996 | F0 | Ozaukee County | 0.8 mi | 75 yd | 0 | 0 |
| July 27, 1970 | F0 | Washington County | 0.1 mi | 100 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| August 10, 2015 | EF0 | Washington County | 1 mi | 50 yd | 0 | 0 |
| July 18, 1996 | F0 | Ozaukee County | 0.8 mi | 75 yd | 0 | 0 |
| July 18, 1996 | F1 | Ozaukee County | 7.6 mi | 125 yd | 0 | 0 |
| July 27, 1970 | F0 | Washington County | 0.1 mi | 100 yd | 0 | 0 |
| August 22, 1964 | F4 | Ozaukee County | 2.2 mi | 50 yd | 0 | 30 |
About Ozaukee County
- Population: 93,956 (2024 estimate)
- State: Wisconsin
- NOAA Weather Radio SAME code: 055089 (how to use it)