Alert archive / Wisconsin / River Flood Warnings in 2026
River Flood Warning 42, NWS Milwaukee, WI
NWS Milwaukee, WI issued this river flood warning at Apr 20, 2026, 5:00 AM CDT for Green Lake County, Wisconsin. It took effect at Apr 20, 2026, 7:00 AM CDT. It was in force for 5 days.
The area
The counties it named.
The facts
- Issued
- Apr 20, 2026, 5:00 AM CDT (10:00 UTC)
- In effect from
- Apr 20, 2026, 7:00 AM CDT
- Expired
- Apr 25, 2026, 10:09 AM CDT
- In force
- 5 days
- Issued by
- NWS Milwaukee, WI
- Area
- Storm-based polygon
- Flood severity
- Minor
County Green Lake County, WI
The radar
The Milwaukee radar (KMKX), 101 km from the middle of the area, began a volume at 10:01 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The river
Written for the forecast point Fox River (North) at Princeton (PCNW3). The gauge peaked at 9.59 ft at Apr 21, 2026, 7:00 PM CDT.
- Action stage
- 7.5 ft
- Minor stage
- 9.5 ft
- Moderate stage
- 11 ft
- Major stage
- 12 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 04073365, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 3:35 AM CDT | Small Craft Advisory | MKX | 27 hr | |
| Apr 20, 3:57 AM CDT | River Flood Warning | MKX | Rock | 21 days |
Nearby
River Flood Warnings in Wisconsin, 2026Every river flood warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.