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Milton, WI Severe Weather Alertstar_ratehome

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Personal Weather Station
Location: Milton, WI
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Active Weather Alerts

River Flood Warning
Issued: 3:24 AM Apr. 19, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

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

* WHERE...Rock River at Afton.

* WHEN...Until further notice.

* IMPACTS...At 12.2 feet, There is widespread flooding in the Afton
and Janesville areas. Numerous roads and streets adjacent to the
river are closed including South River Road on the south side of
Janesville, several blocks of Joseph and Charles Streets, a
portion of Main Street, and North Loop Road at Traxler Park.  The
on-ramp to Memorial Drive is closed as is a portion of Riverside
Drive. Traxler Park off of Memorial Drive in Janesville is flooded
and closed.

* ADDITIONAL DETAILS...
- At 8:00 PM CDT Saturday the stage was 11.0 feet.
- Bankfull stage is 8.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:00 PM CDT Saturday was 12.1 feet.
- Forecast...The river is expected to rise to 12.2 feet
Saturday, April 25. Additional rises are possible thereafter.
- Flood stage is 9.0 feet.
- Flood History...This crest compares to a previous crest of
12.2 feet on 01/23/2008.
- 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 am...
Location        stage stage     stage/time    Mon  Tue  Wed  Thu
Afton           9.0   8.0   10.98 8 pm 4/18   10.9 11.2 11.5 11.8

-                    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
Afton           12.11 1 am 4/18         1.55       12.20 7 pm 4/25


&&



River Flood Warning
Issued: 3:24 AM Apr. 19, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL MONDAY AFTERNOON...

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

* WHERE...Sugar River at Brodhead.

* WHEN...Until Monday afternoon.

* IMPACTS...At 7.0 feet, Some roads are flooded about 6 miles
downstream in Avon Township of Rock County, including Beloit
Newark Rd. In Illinois, Winslow Rd is threatened near the river
between Durand and Shirland. Low lying areas of Sugar Shores
Camping Resort may be inundated.

* ADDITIONAL DETAILS...
- At 10:00 PM CDT Saturday the stage was 7.0 feet.
- Bankfull stage is 4.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 10:00 PM CDT Saturday was 8.3 feet.
- Forecast...The river is expected to fall below flood stage
late Monday morning and continue falling to 2.1 feet
Saturday, April 25.
- Flood stage is 5.0 feet.
- Flood History...This crest compares to a previous crest of
7.0 feet on 07/13/2008.
- 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 am...
Location        stage stage     stage/time    Mon  Tue  Wed  Thu
Brodhead        5.0   4.5   7.00  10 pm 4/18  5.5  4.2  3.2  2.6

-                    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
Brodhead        8.26  6 am 4/18         0.60       7.00  1 am 4/19


&&



River Flood Warning
Issued: 3:24 AM Apr. 19, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

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

* WHERE...Rock River near Lake Koshkonong.

* WHEN...Until further notice.

* IMPACTS...At 11.3 feet, There is knee-deep water over Blackhawk
Island Road. Lamp Road on west side of river also becomes flooded.
Lake Koshkonong merges with Mud Lake to the east of Lake
Koshkonong.

* ADDITIONAL DETAILS...
- At 10:00 PM CDT Saturday the stage was 10.2 feet.
- Bankfull stage is 9.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 10:00 PM CDT Saturday was 10.2 feet.
- Forecast...The river is expected to rise to 12.0 feet early
Friday morning. Additional rises are possible thereafter.
- Flood stage is 10.0 feet.
- Flood History...This crest compares to a previous crest of
12.2 feet on 04/25/1993.
- 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 am...
Location        stage stage     stage/time    Mon  Tue  Wed  Thu
Lake Koshkonong 10.0  9.0   10.22 10 pm 4/18  11.0 11.4 11.7 11.9

-                    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 10.22 10 pm 4/18        0.48       12.00 7 pm 4/25


&&



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