Flood Warning Issued for Wisconsin River Below Wausau in Marathon County

Source: NOAA · Marathon County, Wisconsin

This alert is no longer in effect.

NOAA issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

The National Weather Service has issued a Flood Warning for Marathon County as the Wisconsin River exceeds flood stage, affecting local parks and buildings.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Marathon County, Wisconsin
Issued
April 6, 2026
Issuing authority
NWS Green Bay

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Marathon County, Wisconsin.

Alert Details

The National Weather Service in Green Bay has issued a Flood Warning for the Wisconsin River below Wausau. The alert was officially issued on March 7 at 12:24 PM CST as minor flooding began occurring in the region.

Affected Areas

This warning specifically impacts Marathon County, Wisconsin, with the primary hazard located along the Wisconsin River below Wausau.

What You Should Do

Local residents and motorists are advised to "turn around, don't drown" when encountering flooded roads, as the majority of flood-related fatalities occur in vehicles. Additionally, the National Weather Service urges caution for anyone walking near riverbanks due to the current water levels.

Expected Conditions

Minor flooding is currently occurring. As of 12:10 PM CST on Saturday, the river stage was measured at 1167.1 feet, which is above the designated flood stage of 1167.0 feet. The bankfull stage for this area is 1165.0 feet. At the current level of 1167.0 feet, water is expected to approach buildings in both DC Everest Park and Oak Island Park. This crest is comparable to a previous historical crest of 1167.2 feet recorded in December 2015.

Timeline

The warning is effective from Saturday afternoon and will remain in effect until further notice. The National Weather Service is scheduled to issue the next update or statement regarding this flood event by 4:30 AM CDT late tonight.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
The National Weather Service has issued a Flood Warning for Marathon County as the Wisconsin River exceeds flood stage, affecting local parks and buildings.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Marathon County, Wisconsin. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.