Flash Flood Warning Issued for Waupaca County, Wisconsin

Source: NOAA · Waupaca County, Wisconsin

This alert is no longer in effect.

NOAA issued it on April 14, 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.

A Flash Flood Warning is in effect for Waupaca County, Wisconsin, due to the imminent failure of Big Falls Dam, posing a life-threatening risk until 4:15 PM CDT on April 14, 2026.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Waupaca County, Wisconsin
Issued
April 14, 2026
Issuing authority
NWS Green Bay WI

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 Waupaca County, Wisconsin.

Flash Flood Warning in Waupaca, WI

Alert Details

The National Weather Service in Green Bay has issued a Flash Flood Warning. This alert is effective from 10:16 AM CDT until 4:15 PM CDT on April 14, 2026.

Affected Areas

This warning affects north central Waupaca County in northeastern Wisconsin, specifically areas downstream from the Big Falls Dam along the Little Wolf River. The nearest downstream town is Big Falls. It includes streams and drainages such as Blake Creek, Shaw Creek, Little Creek, South Branch Pigeon River, and Whitcomb Creek.

What You Should Do

If you are in low-lying areas below the Big Falls Dam, move to higher ground immediately. Turn around and do not drive through flooded roads to avoid potential dangers.

Expected Conditions

Life-threatening flash flooding is expected from the imminent failure of Big Falls Dam, impacting areas along the Little Wolf River.

Timeline

The warning is effective from 10:16 AM CDT on April 14, 2026, and will expire at 4:15 PM CDT on the same day.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Flash Flood Warning is in effect for Waupaca County, Wisconsin, due to the imminent failure of Big Falls Dam, posing a life-threatening risk until 4:15 PM CDT on April 14, 2026.
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 Waupaca 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.