Columbia County, Wisconsin weather alerts
No watches, warnings or advisories are in force for Columbia County.
Checked Sun, Sep 20, 2026, 10:42 AM CDT. Times are Central Daylight Time.
Warnings on the map
Every watch, warning and advisory the National Weather Service has in force over Columbia County, Wisconsin. Open it for the live map, where it pans and zooms.























Open the live map with warnings and watches
Map layer from NOAA National Weather Service. Boundaries from the Iowa Environmental Mesonet.
Alerts in force
Nothing is in force for Columbia County right now. Its warnings come from the National Weather Service and appear here within a minute of being issued; every one of the past year is below.
The past year in Columbia County
In the past year the National Weather Service issued 138 alerts for Columbia County, including 40 severe thunderstorm warnings, 6 flood warnings, 6 tornado warnings and 3 freeze warnings.
| Product | Issued | Most recent |
|---|---|---|
| Severe Thunderstorm Warning | 40 | Aug 18, 2026 |
| Flood Warning | 6 | Apr 16, 2026 |
| Tornado Warning | 6 | Aug 18, 2026 |
| Freeze Warning | 3 | May 2, 2026 |
| Extreme Heat Warning | 2 | Jul 27, 2026 |
| High Wind Warning | 2 | Jun 11, 2026 |
| Winter Storm Warning | 2 | Mar 15, 2026 |
| Blizzard Warning | 1 | Mar 15, 2026 |
| Extreme Cold Warning | 1 | Jan 23, 2026 |
| Flood Watch | 12 | Sep 19, 2026 |
| Severe Thunderstorm Watch | 8 | Aug 21, 2026 |
| Tornado Watch | 4 | Apr 17, 2026 |
| Extreme Cold Watch | 2 | Jan 23, 2026 |
| Winter Storm Watch | 2 | Mar 15, 2026 |
| Extreme Heat Watch | 1 | Jun 29, 2026 |
| Flash Flood Watch | 1 | Apr 16, 2026 |
| Winter Weather Advisory | 13 | Apr 2, 2026 |
| Dense Fog Advisory | 10 | Aug 13, 2026 |
| Frost Advisory | 8 | May 11, 2026 |
| Wind Advisory | 5 | May 12, 2026 |
| Cold Weather Advisory | 4 | Jan 26, 2026 |
| Heat Advisory | 3 | Jul 27, 2026 |
| Flood Advisory | 2 | Jun 24, 2026 |
Warnings issued
- Tornado Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Tornado Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Extreme Heat Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Extreme Heat Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- High Wind Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Tornado Warning
- Tornado Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Freeze Warning
- Freeze Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Flood Warning
- Flood Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Tornado Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Flood Warning
- Tornado Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Flood Warning
- Flood Warning
- Flood Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Blizzard Warning
- Winter Storm Warning
- High Wind Warning
- Extreme Cold Warning
- Winter Storm Warning
- Freeze Warning
And 3 earlier warnings.
Every alert, most recent first
- Flood Watch
- Severe Thunderstorm Watch
- Tornado Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Tornado Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Watch
- Dense Fog Advisory
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Dense Fog Advisory
- Heat Advisory
- Extreme Heat Warning
- Heat Advisory
- Heat Advisory
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Watch
- Severe Thunderstorm Warning
- Severe Thunderstorm Watch
- Severe Thunderstorm Watch
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Extreme Heat Watch
- Extreme Heat Warning
- Flood Advisory
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Watch
- Flood Watch
- High Wind Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Warning
- Severe Thunderstorm Watch
- Tornado Warning
- Tornado Warning
The 40 most recent of 138.
From the Iowa Environmental Mesonet’s archive of NWS watches, warnings and advisories (VTEC), by the county’s own code and the forecast zones inside it. Each date links to the event at the IEM.
Nearby
The counties around Columbia County, with what is in force in each.
What this means
- Warning
- The hazard is happening or about to. Act now: a tornado warning means take shelter, a flash flood warning means move to higher ground.
- Watch
- Conditions favor the hazard. Nothing is happening yet; have a plan and be ready to act if a warning follows.
- Advisory
- A hazard that is less serious than a warning but can still cause trouble, such as dense fog, heat or light ice.
- Statement
- Information about weather that does not yet meet a warning: a strong storm, a hydrologic update, or a special weather statement.
Severity (extreme, severe, moderate, minor) is the rating the issuing office gives each product. More on the difference: tornado watch vs. tornado warning. Alerts come from the National Weather Service; follow its instructions and your local officials.
Sources
Alerts from the National Weather Service's public feed, read afresh every minute, and matched to counties and zones by their UGC codes. Warnings from outside the United States come from each country's own meteorological service. Follow the issuing office's instructions and your local officials.