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Elev 846 ft, 43.08 °N, 88.91 °W

Lake Mills, WI Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Lake Mills, WI
Elevation: 846ft
Nearby Weather Stations

Active Weather Alerts

River Flood Warning
Issued: 3:32 PM May. 2, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW EVENING...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Rock River at Fort Atkinson.

* WHEN...Until tomorrow evening.

* IMPACTS...At 16.0 feet, Floodwaters affect some park land and boat
launches.

* ADDITIONAL DETAILS...
- At 10:00 AM CDT Saturday the stage was 16.2 feet.
- Bankfull stage is 14.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 10:00 AM CDT Saturday was 16.3 feet.
- Forecast...The river is expected to fall below flood stage
early tomorrow afternoon and continue falling to 14.7 feet
Saturday, May 09.
- Flood stage is 16.0 feet.
- http://www.weather.gov/safety/flood

&&

River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.

(Stages in ft.)       Bank-       Latest         Forecast stages
-               Flood full       observed        ...for 1 pm...
Location        stage stage     stage/time    Sun  Mon  Tue  Wed
Fort Atkinson   16.0  14.5  16.15 10 am 5/02  16.0 15.8 15.6 15.4

-                    Highest       24 hour change
-                    observed      in river stage
-                    stage in        (ft.) up to     Highest stage
-                    the last      latest observed    forecast in
-                     7 days            stage         next 7 days
Fort Atkinson   17.2  10 am 4/25       -0.16       16.10 7 pm 5/02


&&



River Flood Warning
Issued: 3:32 PM May. 2, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL TUESDAY EVENING...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Rock River near Lake Koshkonong.

* WHEN...Until Tuesday evening.

* IMPACTS...At 10.5 feet, Floodwaters reach Oxbow Bend Road in the
area of the gage on the east side of the lake.

* ADDITIONAL DETAILS...
- At 10:00 AM CDT Saturday the stage was 10.6 feet.
- Bankfull stage is 9.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 10:00 AM CDT Saturday was 10.7 feet.
- Forecast...The river is expected to fall below flood stage
early Tuesday afternoon and continue falling to 9.4 feet
Saturday, May 09.
- Flood stage is 10.0 feet.
- http://www.weather.gov/safety/flood

&&

River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.

(Stages in ft.)       Bank-       Latest         Forecast stages
-               Flood full       observed        ...for 1 pm...
Location        stage stage     stage/time    Sun  Mon  Tue  Wed
Lake Koshkonong 10.0  9.0   10.55 10 am 5/02  10.3 10.1 10.0 9.8

-                    Highest       24 hour change
-                    observed      in river stage
-                    stage in        (ft.) up to     Highest stage
-                    the last      latest observed    forecast in
-                     7 days            stage         next 7 days
Lake Koshkonong 11.37 4 pm 4/25        -0.17       10.50 7 pm 5/02


&&



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