Alert archive / Wisconsin / River Flood Warnings in 2026
River Flood Warning 39, NWS Milwaukee, WI
NWS Milwaukee, WI issued this river flood warning at Apr 18, 2026, 5:27 AM CDT for Sheboygan County, Wisconsin. It was in force for 17 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 18, 2026, 5:27 AM CDT (10:27 UTC)
- Expired
- Apr 18, 2026, 10:29 PM CDT
- In force
- 17 hr
- Issued by
- NWS Milwaukee, WI
- Area
- Storm-based polygon
- Flood severity
- Minor
County Sheboygan County, WI
The radar
The Green Bay radar (KGRB), 89 km from the middle of the area, began a volume at 10:24 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 Sheboygan River at Sheboygan (SEBW3). The gauge peaked at 8.76 ft at Apr 18, 2026, 11:00 AM CDT.
- Action stage
- 6 ft
- Minor stage
- 8 ft
- Moderate stage
- 10 ft
- Major stage
- 12 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 04086000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
314
WGUS43 KMKX 181027
FLWMKX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Milwaukee/Sullivan WI
527 AM CDT Sat Apr 18 2026
...The National Weather Service in Milwaukee/Sullivan WI has issued
a Flood Warning for the following rivers in Wisconsin...
Sheboygan River At Sheboygan affecting Sheboygan County.
...Forecast flooding changed from Minor to Moderate severity and
increased in duration for the following rivers in Wisconsin...
Root River At Racine affecting Racine County.
...Forecast flooding changed from Minor to Moderate severity for the
following rivers in Wisconsin...Illinois...
Sugar River At Brodhead affecting Green, Rock and Winnebago
Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Even 6 inches of fast-moving flood water can knock you off your feet
and a depth of 2 feet will float your car. Never try to walk, swim,
or drive through such swift water. If you come upon flood waters,
stop, turn around and go another way.
Additional information is available at www.weather.gov.
The next statement will be issued this afternoon at 530 PM CDT.
&&
WIC117-182230-
/O.NEW.KMKX.FL.W.0039.260418T1027Z-260420T0431Z/
/SEBW3.1.ER.260418T0637Z.000000T0000Z.260419T1630Z.NO/
527 AM CDT Sat Apr 18 2026
...FLOOD WARNING IN EFFECT FROM EARLY THIS MORNING TO LATE TOMORROW
EVENING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Sheboygan River at Sheboygan.
* WHEN...From early this morning to late tomorrow evening.
* IMPACTS...At 9.5 feet, About 3 miles west of Sheboygan Airport,
Woodland Road between Rio Road and Willow Road is closed. A
section of Alpine Road near the Sheboygan Airport is closed. There
is flooding in parts of River Park in Sheboygan Falls and
Esslingen Park in Sheboygan.
* ADDITIONAL DETAILS...
- At 4:00 AM CDT Saturday the stage was 8.3 feet.
- Bankfull stage is 6.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 4:00 AM CDT Saturday was 8.3 feet.
- Forecast...The river is expected to rise to a crest of 8.9
feet this afternoon. It will then fall below flood stage late
tomorrow morning.
- Flood stage is 8.0 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 7 am...
Location stage stage stage/time Sun Mon Tue Wed
Sheboygan 8.0 6.0 8.33 4 am 4/18 8.3 7.1 6.2 5.5
- 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
Sheboygan 9.15 6 pm 4/14 1.64 8.90 1 pm 4/18
&&
LAT...LON 4377 8770 4372 8771 4371 8776 4370 8780
4375 8782 4376 8776
$$
WIC101-182230-
/O.EXT.KMKX.FL.W.0038.000000T0000Z-260419T1229Z/
/RACW3.2.ER.260418T0752Z.260418T1800Z.260419T0629Z.NO/
527 AM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW MORNING...
* WHAT...Minor flooding is occurring and moderate flooding is
forecast.
* WHERE...Root River at Racine.
* WHEN...Until tomorrow morning.
* IMPACTS...At 7.5 feet, Lincoln Park and Horlick Park in Racine are
flooded and closed. Water over Dominik Dr in Lincoln Park.
Floodwaters are in the back yards of some homes and there is some
basement flooding.
* ADDITIONAL DETAILS...
- At 4:00 AM CDT Saturday the stage was 7.3 feet.
- Bankfull stage is 6.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 4:00 AM CDT Saturday was 7.3 feet.
- Forecast...The river is expected to rise to a crest of 7.5
feet this afternoon. It will then fall below flood stage just
after midnight tonight.
- Flood stage is 7.0 feet.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 7 am...
Location stage stage stage/time Sun Mon Tue Wed
Racine 7.0 6.0 7.25 4 am 4/18 6.7 5.8 4.8 4.4
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Racine 7.25 4 am 4/18 0.98 7.52 7 pm 4/18
&&
LAT...LON 4281 8792 4285 8786 4280 8783 4276 8778
4268 8779 4276 8788
$$
ILC201-WIC045-105-182230-
/O.CON.KMKX.FL.W.0021.000000T0000Z-260421T0200Z/
/BROW3.2.ER.260415T1555Z.260418T1200Z.260420T2000Z.NO/
527 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL LATE MONDAY EVENING...
* WHAT...Minor flooding is occurring and moderate flooding is
forecast.
* WHERE...Sugar River at Brodhead.
* WHEN...Until late Monday evening.
* IMPACTS...At 8.0 feet, Floodwaters are over Highway T, Beloit
Newark Rd, S Hopkins Rd, and there is flooding in Sugar River Park
in the Avon Bottoms area of Rock County. There is widespread
agricultural and lowland flooding in the Brodhead area. In
Illinois, structures at Sugar Shores Camping Resort may be
threatened. Winslow Rd is threatened near the river between Durand
and Shirland.
* ADDITIONAL DETAILS...
- At 5:00 AM CDT Saturday the stage was 7.9 feet.
- Bankfull stage is 4.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 5:00 AM CDT Saturday was 7.9 feet.
- Forecast...The river is expected to rise to a crest of 8.1
feet this morning. It will then fall below flood stage Monday
afternoon.
- Flood stage is 5.0 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 7 am...
Location stage stage stage/time Sun Mon Tue Wed
Brodhead 5.0 4.5 7.94 5 am 4/18 6.4 5.5 4.1 3.1
- 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 7.94 5 am 4/18 2.09 8.14 7 am 4/18
&&
LAT...LON 4263 8944 4266 8937 4257 8932 4248 8919
4241 8921 4249 8938
$$
SHEPPARD3 follow-up statements
984
WGUS83 KMKX 181506
FLSMKX
Flood Statement
National Weather Service Milwaukee/Sullivan WI
1006 AM CDT Sat Apr 18 2026
...The Flood Warning is extended for the following rivers in
Wisconsin...
Baraboo River Near Baraboo affecting Sauk and Columbia Counties.
Pecatonica River At Martintown affecting Green County.
Wisconsin River At Portage affecting Columbia County.
...The Flood Warning continues for the following rivers in
Wisconsin...Illinois...
Root River At Racine affecting Racine County.
Sheboygan River At Sheboygan affecting Sheboygan County.
Rock River Near Lake Koshkonong affecting Rock and Jefferson
Counties.
Rock River At Fort Atkinson affecting Jefferson County.
Rock River At Afton affecting Rock and Winnebago Counties.
Rock River At Jefferson affecting Jefferson County.
Rock River At Watertown affecting Jefferson County.
ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County.
Fox River Near Berlin affecting Green Lake County.
Crawfish River At Milford affecting Jefferson County.
Fox River Lower At Waukesha affecting Waukesha County.
Fox River Lower Near New Munster affecting Lake and Kenosha
Counties.
Milwaukee River Near Cedarburg affecting Ozaukee County.
Root River Canal At Raymond affecting Racine County.
...Observed flooding changed from Minor to Moderate severity and
increased in duration for the following rivers in Illinois...
Wisconsin...
Sugar River At Brodhead affecting Rock, Winnebago and Green
Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Even 6 inches of fast-moving flood water can knock you off your feet
and a depth of 2 feet will float your car. Never try to walk, swim,
or drive through such swift water. If you come upon flood waters,
stop, turn around and go another way.
Additional information is available at www.weather.gov.
The next statement will be issued this evening at 1015 PM CDT.
&&
WIC117-190315-
/O.EXT.KMKX.FL.W.0039.000000T0000Z-260420T0430Z/
/SEBW3.1.ER.260418T0637Z.000000T0000Z.260419T1630Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL LATE TOMORROW EVENING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Sheboygan River at Sheboygan.
* WHEN...Until late tomorrow evening.
* IMPACTS...At 9.5 feet, About 3 miles west of Sheboygan Airport,
Woodland Road between Rio Road and Willow Road is closed. A
section of Alpine Road near the Sheboygan Airport is closed. There
is flooding in parts of River Park in Sheboygan Falls and
Esslingen Park in Sheboygan.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 8.7 feet.
- Bankfull stage is 6.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 8.7 feet.
- Forecast...The river will rise to 8.9 feet this afternoon. It
will then fall this evening. It will rise to 8.9 feet this
evening. It will then fall below flood stage late tomorrow
morning.
- Flood stage is 8.0 feet.
- Flood History...This crest compares to a previous crest of
8.9 feet on 01/25/2017.
- 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
Sheboygan 8.0 6.0 8.74 9 am 4/18 7.9 6.9 6.1 5.4
- 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
Sheboygan 9.15 6 pm 4/14 2.12 8.90 1 pm 4/18
&&
LAT...LON 4377 8770 4372 8771 4371 8776 4370 8780
4375 8782 4376 8776
$$
WIC101-190315-
/O.EXT.KMKX.FL.W.0038.000000T0000Z-260419T0430Z/
/RACW3.1.ER.260418T0752Z.260418T1145Z.260418T2230Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL LATE THIS EVENING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Root River at Racine.
* WHEN...Until late this evening.
* IMPACTS...At 7.5 feet, Lincoln Park and Horlick Park in Racine are
flooded and closed. Water over Dominik Dr in Lincoln Park.
Floodwaters are in the back yards of some homes and there is some
basement flooding.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 7.1 feet.
- Bankfull stage is 6.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 7.3 feet.
- Forecast...The river is expected to rise to a crest of 7.3
feet this afternoon. It will then fall below flood stage late
this afternoon.
- Flood stage is 7.0 feet.
- Flood History...This crest compares to a previous crest of
7.3 feet on 04/19/2013.
- 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
Racine 7.0 6.0 7.13 9 am 4/18 6.5 5.4 4.6 4.2
- 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
Racine 7.33 6 am 4/18 0.89 7.50 7 am 4/18
&&
LAT...LON 4281 8792 4285 8786 4280 8783 4276 8778
4268 8779 4276 8788
$$
WIC045-190315-
/O.EXT.KMKX.FL.W.0037.000000T0000Z-260421T1800Z/
/MTNW3.1.ER.260418T1656Z.260419T1200Z.260421T1200Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY TUESDAY AFTERNOON...
* WHAT...Minor flooding is forecast.
* WHERE...Pecatonica River at Martintown.
* WHEN...Until early Tuesday afternoon.
* IMPACTS...At 13.5 feet, Floodwaters affect Martintown Road and
West River Road in the Martintown area. Upstream in Browntown,
floodwaters affect highway MM and West Indies Road.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 13.2 feet.
- Bankfull stage is 9.5 feet.
- Forecast...The river is expected to rise above flood stage
late this morning to a crest of 14.0 feet tomorrow morning.
It will then fall below flood stage Tuesday morning.
- Flood stage is 13.5 feet.
- Flood History...This crest compares to a previous crest of
14.0 feet on 09/06/2018.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Martintown 13.5 9.5 13.22 9 am 4/18 14.0 13.9 13.2 11.8
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Martintown 13.34 4 am 4/18 1.40 14.00 7 am 4/20
&&
LAT...LON 4268 8991 4268 8981 4263 8980 4251 8972
4251 8988 4260 8993
$$
WIC021-111-190315-
/O.EXT.KMKX.FL.W.0027.000000T0000Z-260422T1000Z/
/BABW3.1.ER.260416T0827Z.260420T1200Z.260422T0400Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY WEDNESDAY MORNING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Baraboo River near Baraboo.
* WHEN...Until early Wednesday morning.
* IMPACTS...At 17.0 feet, If Wisconsin River at Portage up to 17
feet also, water impacts parking lots near Hwy 33 and water over
Tritz Rd near Hwy 33. There is widespread flooding of agricultural
land.
* ADDITIONAL DETAILS...
- At 8:00 AM CDT Saturday the stage was 16.3 feet.
- Bankfull stage is 14.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:00 AM CDT Saturday was 16.9 feet.
- Forecast...The river is expected to rise to a crest of 17.0
feet Monday morning. It will then fall below flood stage late
Tuesday evening.
- Flood stage is 16.0 feet.
- Flood History...This crest compares to a previous crest of
17.0 feet on 04/12/2013.
- 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
Baraboo 16.0 14.0 16.30 8 am 4/18 16.6 16.9 16.4 15.0
- 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
Baraboo 16.86 1 pm 4/17 -0.51 17.00 7 am 4/20
&&
LAT...LON 4344 8963 4353 8968 4353 8955 4353 8946
4350 8942 4346 8945 4347 8953
$$
ILC201-WIC045-105-190315-
/O.EXT.KMKX.FL.W.0021.000000T0000Z-260420T2200Z/
/BROW3.2.ER.260415T1555Z.260418T1130Z.260420T1600Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL MONDAY AFTERNOON...
* WHAT...Moderate flooding is occurring and minor flooding is
forecast.
* WHERE...Sugar River at Brodhead.
* WHEN...Until Monday afternoon.
* IMPACTS...At 8.0 feet, Floodwaters are over Highway T, Beloit
Newark Rd, S Hopkins Rd, and there is flooding in Sugar River Park
in the Avon Bottoms area of Rock County. There is widespread
agricultural and lowland flooding in the Brodhead area. In
Illinois, structures at Sugar Shores Camping Resort may be
threatened. Winslow Rd is threatened near the river between Durand
and Shirland.
* ADDITIONAL DETAILS...
- At 8:00 AM CDT Saturday the stage was 8.1 feet.
- Bankfull stage is 4.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:00 AM CDT Saturday was 8.3 feet.
- Forecast...The river is expected to fall below flood stage
late Monday morning and continue falling to 2.2 feet
Saturday, April 25.
- Flood stage is 5.0 feet.
- Flood History...This crest compares to a previous crest of
8.1 feet on 05/19/1999.
- 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
Brodhead 5.0 4.5 8.09 8 am 4/18 6.0 4.9 3.6 2.9
- 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
Brodhead 8.26 6 am 4/18 2.40 7.40 1 pm 4/18
&&
LAT...LON 4263 8944 4266 8937 4257 8932 4248 8919
4241 8921 4249 8938
$$
WIC021-190315-
/O.EXT.KMKX.FL.W.0012.000000T0000Z-260424T1600Z/
/PORW3.3.ER.260406T1852Z.260417T1530Z.260424T1000Z.NR/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL LATE FRIDAY MORNING...
* WHAT...Major flooding is occurring and major flooding is forecast.
This approaches the flood of record.
* WHERE...Wisconsin River at Portage.
* WHEN...Until late Friday morning.
* IMPACTS...At 20.0 feet, Sunset Point-Conant St underwater.
Floodwaters affect homes in the Blackhawk Park area as well as
River Oaks Road in the Town of Dekorra, River Shores Road in the
Town of Lewiston, and Levee Road in the Portage area. Water is
over Thunderbird Road.
* ADDITIONAL DETAILS...
- At 5:00 AM CDT Saturday the stage was 20.0 feet.
- Bankfull stage is 12.7 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 5:00 AM CDT Saturday was 20.5 feet.
- Forecast...The river is expected to fall below flood stage
early Friday morning and continue falling to 15.7 feet
Saturday, April 25.
- Flood stage is 17.0 feet.
- Flood History...This crest compares to a previous crest of
20.1 feet on 04/22/2019.
- 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
Portage 17.0 12.7 20.00 5 am 4/18 18.5 18.0 17.7 17.6
- 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
Portage 20.47 10 am 4/17 -0.47 19.80 1 pm 4/18
&&
LAT...LON 4361 8966 4358 8940 4353 8934 4345 8938
4338 8947 4343 8960 4349 8952 4352 8958
4353 8969
$$
WIC055-105-190315-
/O.CON.KMKX.FL.W.0035.000000T0000Z-000000T0000Z/
/NVLW3.3.ER.260418T1425Z.260423T1200Z.000000T0000Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Major flooding is forecast.
* WHERE...Rock River near Lake Koshkonong.
* WHEN...Until further notice.
* IMPACTS...At 11.3 feet, There is knee-deep water over Blackhawk
Island Road. Lamp Road on west side of river also becomes flooded.
Lake Koshkonong merges with Mud Lake to the east of Lake
Koshkonong.
* ADDITIONAL DETAILS...
- At 8:00 AM CDT Saturday the stage was 10.0 feet.
- Bankfull stage is 9.0 feet.
- Forecast...The river is expected to rise to 12.2 feet
Thursday morning. Additional rises are possible thereafter.
- Flood stage is 10.0 feet.
- Flood History...This crest compares to a previous crest of
12.2 feet on 04/25/1993.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Lake Koshkonong 10.0 9.0 9.96 8 am 4/18 10.9 11.5 11.9 12.1
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Lake Koshkonong 9.96 8 am 4/18 0.55 12.20 7 am 4/25
&&
LAT...LON 4293 8894 4287 8886 4283 8892 4281 8900
4285 8907 4290 8902
$$
WIC055-190315-
/O.CON.KMKX.FL.W.0034.000000T0000Z-000000T0000Z/
/FATW3.2.ER.260417T0700Z.260420T0600Z.000000T0000Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Minor flooding is occurring and moderate flooding is
forecast.
* WHERE...Rock River at Fort Atkinson.
* WHEN...Until further notice.
* IMPACTS...At 17.5 feet, Floodwaters partially cover low spots on
Highway 106 near Rock River Park. A riverside walkway near South
Water Street in downtown Fort Atkinson is closed. A few homes and
businesses are surrounded by water at the end of Vets lane near
the intersection of Highway 106 and Blackhawk Island Road about 1
mile southwest of Fort Atkinson. North Shore Road about 1 mile
southwest of Fort Atkinson is closed. Ralph Rd impacted.
Floodwaters cover fields on the east side of Fort Atkinson.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 16.7 feet.
- Bankfull stage is 14.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 16.7 feet.
- Forecast...The river is expected to rise to a crest of 17.6
feet early Monday morning.
- Flood stage is 16.0 feet.
- Flood History...This crest compares to a previous crest of
17.4 feet on 09/11/2018.
- 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 16.74 9 am 4/18 17.5 17.4 17.3 17.3
- 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 16.74 8 am 4/18 0.55 17.60 1 am 4/20
&&
LAT...LON 4295 8887 4295 8876 4291 8878 4286 8887
4292 8895 4294 8890
$$
WIC055-190315-
/O.CON.KMKX.FL.W.0033.000000T0000Z-000000T0000Z/
/MILW3.1.ER.260417T1330Z.260421T1800Z.000000T0000Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Crawfish River at Milford.
* WHEN...Until further notice.
* IMPACTS...At 9.0 feet, Water approaches some homes in Milford.
There is widespread flooding of roads in Riverbend Campground,
about 5 miles upstream of Milford.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 7.7 feet.
- Bankfull stage is 5.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 7.7 feet.
- Forecast...The river is expected to rise to a crest of 8.8
feet early Tuesday afternoon.
- Flood stage is 7.0 feet.
- Flood History...This crest compares to a previous crest of
8.8 feet on 10/04/1986.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Milford 7.0 5.0 7.65 9 am 4/18 8.3 8.6 8.8 8.8
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Milford 7.65 9 am 4/18 0.65 8.80 1 am 4/23
&&
LAT...LON 4317 8892 4317 8882 4308 8882 4303 8882
4302 8882 4299 8882 4300 8886 4306 8889
$$
ILC201-WIC105-190315-
/O.CON.KMKX.FL.W.0032.000000T0000Z-000000T0000Z/
/AFTW3.3.ER.260416T1717Z.260425T0000Z.000000T0000Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Moderate 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 7:00 AM CDT Saturday the stage was 11.4 feet.
- Bankfull stage is 8.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 7:00 AM CDT Saturday was 12.1 feet.
- Forecast...The river is expected to rise to 12.3 feet Friday
evening. 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 pm...
Location stage stage stage/time Sun Mon Tue Wed
Afton 9.0 8.0 11.43 7 am 4/18 11.2 11.4 11.7 12.0
- 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 2.29 12.30 7 am 4/25
&&
LAT...LON 4274 8910 4274 8903 4265 8899 4248 8902
4248 8910 4261 8909
$$
WIC047-190315-
/O.CON.KMKX.FL.W.0031.000000T0000Z-000000T0000Z/
/BERW3.1.ER.260416T1915Z.260420T1200Z.000000T0000Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Fox River near Berlin.
* WHEN...Until further notice.
* IMPACTS...At 13.5 feet, Floodwaters are over the banks in parts of
downtown Berlin including Riverside and Webster Street Parks.
There is minor flooding in the Berlin area.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 13.4 feet.
- Bankfull stage is 12.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 13.4 feet.
- Forecast...The river is expected to rise to a crest of 13.6
feet Monday morning.
- Flood stage is 13.0 feet.
- Flood History...This crest compares to a previous crest of
13.6 feet on 05/10/1960.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Berlin 13.0 12.0 13.36 9 am 4/18 13.5 13.6 13.6 13.6
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Berlin 13.36 8 am 4/18 0.12 13.60 1 pm 4/24
&&
LAT...LON 4398 8899 4398 8888 4390 8888 4389 8900
4394 8911 4395 8912
$$
WIC055-190315-
/O.CON.KMKX.FL.W.0024.000000T0000Z-000000T0000Z/
/JFFW3.2.ER.260416T1222Z.260423T1200Z.000000T0000Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Moderate flooding is occurring and moderate flooding is
forecast.
* WHERE...Rock River at Jefferson.
* WHEN...Until further notice.
* IMPACTS...At 12.0 feet, Riverview Drive is closed due to
floodwaters on the road. The Tensfeldt Park boat launch is closed.
Intersection of S Main St and E Dane St is closed, and S Center
Ave. Floodwaters affect highway K between Jefferson and Fort
Atkinson. River's Edge Park flooded.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 11.1 feet.
- Bankfull stage is 8.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 11.2 feet.
- Forecast...The river is expected to rise to a crest of 12.8
feet Thursday morning.
- Flood stage is 10.0 feet.
- Flood History...This crest compares to a previous crest of
12.8 feet on 04/02/1979.
- 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
Jefferson 10.0 8.0 11.14 9 am 4/18 11.9 12.3 12.5 12.7
- 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
Jefferson 11.15 8 am 4/18 0.56 12.80 1 am 4/25
&&
LAT...LON 4305 8887 4305 8876 4300 8876 4295 8876
4295 8887 4301 8887
$$
WIC133-190315-
/O.CON.KMKX.FL.W.0023.000000T0000Z-260422T1800Z/
/WKEW3.2.ER.260416T0047Z.260418T0140Z.260422T1200Z.NR/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL EARLY WEDNESDAY AFTERNOON...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
This approaches the flood of record.
* WHERE...Fox River Lower at Waukesha.
* WHEN...Until early Wednesday afternoon.
* IMPACTS...At 8.0 feet, Parts of Corrina Blvd, Buckley St, and
Dunbar Ave flood. Grede Park, Glacial Drumlin Trail and Fox
Riverwalk flood.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 7.9 feet.
- Bankfull stage is 5.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 8.5 feet.
- Forecast...The river is expected to fall below flood stage
Wednesday morning and continue falling to 5.1 feet Friday
evening.
- Flood stage is 6.0 feet.
- Flood History...This crest compares to a previous crest of
8.0 feet on 04/01/1960.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Waukesha 6.0 5.0 7.91 9 am 4/18 7.6 6.9 6.4 5.9
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Waukesha 8.5 8 pm 4/17 0.03 8.50 1 am 4/18
&&
LAT...LON 4304 8824 4303 8818 4300 8821 4295 8825
4297 8829 4302 8826
$$
WIC101-190315-
/O.CON.KMKX.FL.W.0019.000000T0000Z-260420T0730Z/
/RAYW3.1.ER.260416T0314Z.260416T2045Z.260419T1930Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL EARLY MONDAY MORNING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Root River Canal at Raymond.
* WHEN...Until early Monday morning.
* IMPACTS...At 11.0 feet, Floodwaters are in the back yards of a few
homes in the Village of Raymond. Water floods Koerber Park on 6
Mile Road. There is widespread flooding of lowland and
agricultural land.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 10.1 feet.
- Bankfull stage is 7.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 10.1 feet.
- Forecast...The river is expected to fall below flood stage
early tomorrow afternoon and continue falling to 3.7 feet
Friday evening.
- Flood stage is 9.0 feet.
- Flood History...This crest compares to a previous crest of
10.1 feet on 05/11/1990.
- 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
Raymond 9.0 7.0 10.11 9 am 4/18 9.1 7.0 5.9 4.9
- 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
Raymond 10.28 3 pm 4/16 0.32 10.10 1 pm 4/18
&&
LAT...LON 4286 8803 4286 8796 4282 8796 4278 8796
4278 8802 4282 8803
$$
WIC055-190315-
/O.CON.KMKX.FL.W.0017.000000T0000Z-000000T0000Z/
/WATW3.3.ER.260415T1136Z.260423T1200Z.000000T0000Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Minor flooding is occurring and major flooding is forecast.
* WHERE...Rock River at Watertown.
* WHEN...Until further notice.
* IMPACTS...At 6.5 feet, Floodwaters affect some streets in
Watertown. Water is in Riverside Park. About 6 miles upstream near
Ixonia, Wayside park along Highway 16 and Kanow Park is flooded.
Rock River Road near Highway 16 is flooded.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 5.6 feet.
- Bankfull stage is 4.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 5.6 feet.
- Forecast...The river is expected to rise to 6.5 feet Thursday
morning. Additional rises are possible thereafter.
- Flood stage is 5.5 feet.
- Flood History...This crest compares to a previous crest of
6.3 feet on 04/04/1959.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Watertown 5.5 4.0 5.61 9 am 4/18 5.9 6.1 6.3 6.4
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Watertown 6.0 10 am 4/15 0.40 6.50 7 am 4/25
&&
LAT...LON 4323 8873 4313 8857 4310 8861 4315 8870
4314 8873 4309 8874 4313 8884
$$
WIC089-190315-
/O.CON.KMKX.FL.W.0016.000000T0000Z-260421T0600Z/
/CEDW3.1.ER.260416T0506Z.260419T0000Z.260421T0000Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL EARLY TUESDAY MORNING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Milwaukee River near Cedarburg.
* WHEN...Until early Tuesday morning.
* IMPACTS...At 12.0 feet, Thiensville: Villa Grove Rd, Thiensville
Village Park, water into yards of homes. Klug Ln, River Rd and
Bonniwell Rd floods and water approaches some homes along N Island
Drive and N Shoreland Parkway in Mequon. The following roads may
flood: Mill St, Green Bay Ave, S Riverside Dr, Hwy Y and Hawthorne
Dr and Blueberry Dr and Hawthorne Dr in the Town of Saukville,
Highway W from Highway 33 and Highway 57 in the Village and Town
of Saukville.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 11.5 feet.
- Bankfull stage is 10.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 11.5 feet.
- Forecast...The river is expected to rise to a crest of 12.1
feet this evening. It will then fall below flood stage Monday
evening.
- Flood stage is 11.0 feet.
- Flood History...This crest compares to a previous crest of
12.0 feet on 04/21/1993.
- 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 pm...
Location stage stage stage/time Sun Mon Tue Wed
Cedarburg 11.0 10.0 11.46 9 am 4/18 11.8 11.2 10.3 9.3
- 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
Cedarburg 11.46 9 am 4/18 0.47 12.10 1 am 4/19
&&
LAT...LON 4334 8796 4334 8792 4325 8792 4321 8793
4321 8801 4327 8797
$$
ILC097-WIC059-190315-
/O.CON.KMKX.FL.W.0015.000000T0000Z-000000T0000Z/
/NMSW3.3.ER.260404T0200Z.260419T1800Z.000000T0000Z.NO/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Major flooding is occurring and major flooding is forecast.
* WHERE...Fox River Lower near New Munster.
* WHEN...Until further notice.
* IMPACTS...At 15.0 feet, Highway 50 is closed due to floodwaters
over the highway. There is widespread flooding in the Town of
Wheatland and Village of Salem Lakes. Floodwaters are into the
lower levels of some homes in those areas along Riverside Drive,
Shorewood Drive, 101st Street and Shorewood Terrace.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 14.6 feet.
- Bankfull stage is 10.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 14.6 feet.
- Forecast...The river is expected to rise to a crest of 15.0
feet early tomorrow afternoon.
- Flood stage is 11.0 feet.
- Flood History...This crest compares to a previous crest of
15.0 feet on 08/24/2007.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
New Munster 11.0 10.0 14.57 9 am 4/18 15.0 14.5 13.8 13.1
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
New Munster 14.59 8 am 4/18 0.71 15.00 1 pm 4/19
&&
LAT...LON 4262 8830 4262 8817 4255 8814 4246 8814
4246 8822 4255 8824
$$
WIC027-190315-
/O.CON.KMKX.FL.W.0014.000000T0000Z-000000T0000Z/
/LEBW3.2.ER.260414T2345Z.260418T1400Z.000000T0000Z.UU/
1006 AM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Moderate flooding is occurring.
* WHERE...ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE.
* WHEN...Until further notice.
* ADDITIONAL DETAILS...
- At 9:00 AM CDT Saturday the stage was 11.7 feet.
- Bankfull stage is 9.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM CDT Saturday was 11.7 feet.
- Forecast...No forecast is available for this location.
- Flood stage is 10.0 feet.
- Flood History...This crest compares to a previous crest of
11.6 feet on 04/17/2014.
- 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 5 pm...
Location stage stage stage/time Thu Fri Sat Sun
LEBANON-3 E-HWY 10.0 9.0 11.70 9 am 4/18 not a forecast point
- 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
LEBANON-3 E-HWY 11.7 9 am 4/18 0.34 Not Available
&&
LAT...LON 4329 8861 4329 8855 4325 8853 4318 8853
4318 8859 4325 8861
$$
MRC292
WGUS83 KMKX 182056
FLSMKX
Flood Statement
National Weather Service Milwaukee/Sullivan WI
356 PM CDT Sat Apr 18 2026
...The Flood Warning is extended for the following rivers in
Wisconsin...
Milwaukee River Near Cedarburg affecting Ozaukee County.
Root River At Racine affecting Racine County.
Root River Canal At Raymond affecting Racine County.
...The Flood Warning continues for the following rivers in
Wisconsin...Illinois...
Sheboygan River At Sheboygan affecting Sheboygan County.
Rock River Near Lake Koshkonong affecting Rock and Jefferson
Counties.
Rock River At Fort Atkinson affecting Jefferson County.
Rock River At Afton affecting Rock and Winnebago Counties.
Baraboo River Near Baraboo affecting Columbia and Sauk Counties.
Rock River At Jefferson affecting Jefferson County.
Rock River At Watertown affecting Jefferson County.
ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County.
Fox River Near Berlin affecting Green Lake County.
Crawfish River At Milford affecting Jefferson County.
Fox River Lower At Waukesha affecting Waukesha County.
Fox River Lower Near New Munster affecting Kenosha and Lake
Counties.
Pecatonica River At Martintown affecting Green County.
Root River At Franklin affecting Milwaukee County.
Sugar River At Brodhead affecting Rock, Winnebago and Green
Counties.
Turtle Creek Near Clinton affecting Rock and Winnebago Counties.
Wisconsin River At Portage affecting Columbia County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Even 6 inches of fast-moving flood water can knock you off your feet
and a depth of 2 feet will float your car. Never try to walk, swim,
or drive through such swift water. If you come upon flood waters,
stop, turn around and go another way.
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
Additional information is available at www.weather.gov.
The next statement will be issued this evening at 1145 PM CDT.
&&
WIC117-190900-
/O.EXT.KMKX.FL.W.0039.000000T0000Z-260419T1912Z/
/SEBW3.1.ER.260418T0637Z.000000T0000Z.260419T0712Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY TOMORROW AFTERNOON...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Sheboygan River at Sheboygan.
* WHEN...Until early tomorrow afternoon.
* IMPACTS...At 8.0 feet, Water nears a Road in Kiwanis Park in
Sheboygan. There is localized flooding of River Park in Sheboygan
Falls and Esslingen Park in Sheboygan. Water covers docks and
piers in the Sheboygan area.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 8.6 feet.
- Bankfull stage is 6.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 8.8 feet.
- Forecast...The river is expected to fall below flood stage
just after midnight tonight and continue falling to 3.9 feet
Saturday, April 25.
- Flood stage is 8.0 feet.
- Flood History...This crest compares to a previous crest of
8.6 feet on 07/20/1952.
- 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
Sheboygan 8.0 6.0 8.57 3 pm 4/18 7.1 6.2 5.5 4.9
- 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
Sheboygan 9.15 6 pm 4/14 2.11 8.80 1 pm 4/18
&&
LAT...LON 4377 8770 4372 8771 4371 8776 4370 8780
4375 8782 4376 8776
$$
WIC101-190445-
/O.EXT.KMKX.FL.W.0038.000000T0000Z-260419T0431Z/
/RACW3.1.ER.260418T0752Z.260418T1145Z.260418T1715Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL LATE THIS EVENING...
* WHAT...No flooding is currently forecast.
* WHERE...Root River at Racine.
* WHEN...Until late this evening.
* IMPACTS...At 7.0 feet, There is flooding in Lincoln Park and
Horlick Park in Racine.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 6.8 feet.
- Bankfull stage is 6.0 feet.
- Forecast...The river is expected to rise to a crest of 6.9
feet this evening.
- Flood stage is 7.0 feet.
- Flood History...This crest compares to a previous crest of
6.9 feet on 07/24/2010.
- 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
Racine 7.0 6.0 6.78 3 pm 4/18 6.8 5.9 4.9 4.3
- 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
Racine 7.33 6 am 4/18 0.18 7.20 1 pm 4/18
&&
LAT...LON 4281 8792 4285 8786 4280 8783 4276 8778
4268 8779 4276 8788
$$
WIC101-190900-
/O.EXT.KMKX.FL.W.0019.000000T0000Z-260420T1600Z/
/RAYW3.1.ER.260416T0314Z.260416T2045Z.260420T0400Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL LATE MONDAY MORNING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Root River Canal at Raymond.
* WHEN...Until late Monday morning.
* IMPACTS...At 11.0 feet, Floodwaters are in the back yards of a few
homes in the Village of Raymond. Water floods Koerber Park on 6
Mile Road. There is widespread flooding of lowland and
agricultural land.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 10.2 feet.
- Bankfull stage is 7.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 10.2 feet.
- Forecast...The river is expected to fall below flood stage
late tomorrow evening and continue falling to 3.7 feet
Saturday, April 25.
- Flood stage is 9.0 feet.
- Flood History...This crest compares to a previous crest of
10.1 feet on 05/11/1990.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Raymond 9.0 7.0 10.16 3 pm 4/18 9.5 8.2 6.3 5.3
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Raymond 10.28 3 pm 4/16 0.75 10.10 7 pm 4/18
&&
LAT...LON 4286 8803 4286 8796 4282 8796 4278 8796
4278 8802 4282 8803
$$
WIC089-190900-
/O.EXT.KMKX.FL.W.0016.000000T0000Z-260422T1200Z/
/CEDW3.1.ER.260416T0506Z.260419T1800Z.260422T0600Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING NOW IN EFFECT UNTIL WEDNESDAY MORNING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Milwaukee River near Cedarburg.
* WHEN...Until Wednesday morning.
* IMPACTS...At 12.0 feet, Thiensville: Villa Grove Rd, Thiensville
Village Park, water into yards of homes. Klug Ln, River Rd and
Bonniwell Rd floods and water approaches some homes along N Island
Drive and N Shoreland Parkway in Mequon. The following roads may
flood: Mill St, Green Bay Ave, S Riverside Dr, Hwy Y and Hawthorne
Dr and Blueberry Dr and Hawthorne Dr in the Town of Saukville,
Highway W from Highway 33 and Highway 57 in the Village and Town
of Saukville.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 11.5 feet.
- Bankfull stage is 10.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 11.6 feet.
- Forecast...The river is expected to rise to a crest of 12.2
feet early tomorrow afternoon. It will then fall below flood
stage early Wednesday morning.
- Flood stage is 11.0 feet.
- Flood History...This crest compares to a previous crest of
12.2 feet on 08/29/2018.
- 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
Cedarburg 11.0 10.0 11.52 3 pm 4/18 12.2 12.1 11.4 10.5
- 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
Cedarburg 11.56 1 pm 4/18 0.71 12.20 1 am 4/20
&&
LAT...LON 4334 8796 4334 8792 4325 8792 4321 8793
4321 8801 4327 8797
$$
WIC079-190900-
/O.CON.KMKX.FL.W.0040.000000T0000Z-260420T0300Z/
/FRKW3.1.ER.260416T1000Z.260416T2345Z.260419T1500Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL LATE TOMORROW EVENING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Root River at Franklin.
* WHEN...Until late tomorrow evening.
* IMPACTS...At 8.0 feet, A low spot on Oakwood Road is flooded. Some
yards along the river flood.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 8.3 feet.
- Bankfull stage is 7.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 8.3 feet.
- Forecast...The river is expected to fall below flood stage
late tomorrow morning and continue falling to 4.1 feet
Saturday, April 25.
- Flood stage is 8.0 feet.
- Flood History...This crest compares to a previous crest of
8.3 feet on 06/18/1996.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Franklin 8.0 7.0 8.31 3 pm 4/18 7.9 7.1 6.3 5.7
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Franklin 9.23 6 pm 4/16 0.52 8.30 1 am 4/19
&&
LAT...LON 4285 8786 4281 8792 4284 8799 4285 8803
4292 8803 4292 8797 4287 8796
$$
WIC045-190900-
/O.CON.KMKX.FL.W.0037.000000T0000Z-260421T1800Z/
/MTNW3.1.ER.260418T2200Z.260419T1200Z.260421T1200Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL EARLY TUESDAY AFTERNOON...
* WHAT...Minor flooding is forecast.
* WHERE...Pecatonica River at Martintown.
* WHEN...Until early Tuesday afternoon.
* IMPACTS...At 13.5 feet, Floodwaters affect Martintown Road and
West River Road in the Martintown area. Upstream in Browntown,
floodwaters affect highway MM and West Indies Road.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 13.2 feet.
- Bankfull stage is 9.5 feet.
- Forecast...The river is expected to rise above flood stage
late this afternoon to a crest of 14.0 feet tomorrow morning.
It will then fall below flood stage Tuesday morning.
- Flood stage is 13.5 feet.
- Flood History...This crest compares to a previous crest of
14.0 feet on 09/06/2018.
- 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
Martintown 13.5 9.5 13.20 3 pm 4/18 14.0 13.9 13.2 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
Martintown 13.34 4 am 4/18 1.28 14.00 7 am 4/20
&&
LAT...LON 4268 8991 4268 8981 4263 8980 4251 8972
4251 8988 4260 8993
$$
ILC201-WIC105-190900-
/O.CON.KMKX.FL.W.0036.000000T0000Z-260420T1330Z/
/CLIW3.1.ER.260416T0733Z.260419T0000Z.260420T0130Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL MONDAY MORNING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Turtle Creek near Clinton.
* WHEN...Until Monday morning.
* IMPACTS...At 10.0 feet, South Creek Rd threatened north of Inman
Parkway east of Beloit. Low-lying private roadways threatened west
of Shopiere. Yards of residential structures inundated along
Mocassin Trail, Bootmaker Dr, East Ridge Rd, Boulder Lane,
Rockfence Lane, and Arrowhead Rd in Beloit.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 8.3 feet.
- Bankfull stage is 6.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 8.5 feet.
- Forecast...The river is expected to rise to a crest of 9.8
feet this evening. It will then fall below flood stage
tomorrow evening.
- Flood stage is 8.0 feet.
- Flood History...This crest compares to a previous crest of
9.6 feet on 08/20/2007.
- 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
Clinton 8.0 6.0 8.26 3 pm 4/18 8.5 7.0 5.8 5.3
- 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
Clinton 9.61 12 pm 4/16 1.79 9.80 7 pm 4/18
&&
LAT...LON 4251 8904 4257 8904 4257 8902 4259 8898
4263 8886 4264 8877 4257 8877 4256 8886
4253 8893 4250 8898 4248 8903 4248 8908
$$
WIC055-105-190900-
/O.CON.KMKX.FL.W.0035.000000T0000Z-000000T0000Z/
/NVLW3.3.ER.260418T1425Z.260423T1200Z.000000T0000Z.NO/
356 PM CDT Sat Apr 18 2026
...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 3:00 PM CDT Saturday the stage was 10.1 feet.
- Bankfull stage is 9.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 10.1 feet.
- Forecast...The river is expected to rise to 12.2 feet
Thursday 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 pm...
Location stage stage stage/time Sun Mon Tue Wed
Lake Koshkonong 10.0 9.0 10.12 3 pm 4/18 10.9 11.5 11.9 12.1
- 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 10.12 3 pm 4/18 0.59 12.20 7 am 4/25
&&
LAT...LON 4293 8894 4287 8886 4283 8892 4281 8900
4285 8907 4290 8902
$$
WIC055-190900-
/O.CON.KMKX.FL.W.0034.000000T0000Z-000000T0000Z/
/FATW3.2.ER.260417T0700Z.260420T0600Z.000000T0000Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Minor flooding is occurring and moderate flooding is
forecast.
* WHERE...Rock River at Fort Atkinson.
* WHEN...Until further notice.
* IMPACTS...At 17.5 feet, Floodwaters partially cover low spots on
Highway 106 near Rock River Park. A riverside walkway near South
Water Street in downtown Fort Atkinson is closed. A few homes and
businesses are surrounded by water at the end of Vets lane near
the intersection of Highway 106 and Blackhawk Island Road about 1
mile southwest of Fort Atkinson. North Shore Road about 1 mile
southwest of Fort Atkinson is closed. Ralph Rd impacted.
Floodwaters cover fields on the east side of Fort Atkinson.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 16.9 feet.
- Bankfull stage is 14.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 16.9 feet.
- Forecast...The river is expected to rise to a crest of 17.6
feet early Monday morning.
- Flood stage is 16.0 feet.
- Flood History...This crest compares to a previous crest of
17.4 feet on 09/11/2018.
- 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 16.89 3 pm 4/18 17.5 17.4 17.3 17.3
- 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 16.89 2 pm 4/18 0.62 17.60 1 am 4/20
&&
LAT...LON 4295 8887 4295 8876 4291 8878 4286 8887
4292 8895 4294 8890
$$
WIC055-190900-
/O.CON.KMKX.FL.W.0033.000000T0000Z-000000T0000Z/
/MILW3.1.ER.260417T1330Z.260421T1800Z.000000T0000Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Crawfish River at Milford.
* WHEN...Until further notice.
* IMPACTS...At 9.0 feet, Water approaches some homes in Milford.
There is widespread flooding of roads in Riverbend Campground,
about 5 miles upstream of Milford.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 7.7 feet.
- Bankfull stage is 5.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 7.7 feet.
- Forecast...The river is expected to rise to a crest of 8.8
feet early Tuesday afternoon.
- Flood stage is 7.0 feet.
- Flood History...This crest compares to a previous crest of
8.8 feet on 10/04/1986.
- 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
Milford 7.0 5.0 7.74 3 pm 4/18 8.3 8.6 8.8 8.8
- 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
Milford 7.74 2 pm 4/18 0.70 8.80 1 am 4/23
&&
LAT...LON 4317 8892 4317 8882 4308 8882 4303 8882
4302 8882 4299 8882 4300 8886 4306 8889
$$
ILC201-WIC105-190900-
/O.CON.KMKX.FL.W.0032.000000T0000Z-000000T0000Z/
/AFTW3.3.ER.260416T1717Z.260425T0000Z.000000T0000Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Moderate 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 3:00 PM CDT Saturday the stage was 11.2 feet.
- Bankfull stage is 8.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 12.1 feet.
- Forecast...The river is expected to rise to 12.3 feet Friday
evening. 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 pm...
Location stage stage stage/time Sun Mon Tue Wed
Afton 9.0 8.0 11.24 3 pm 4/18 11.2 11.4 11.7 12.0
- 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 2.09 12.30 7 am 4/25
&&
LAT...LON 4274 8910 4274 8903 4265 8899 4248 8902
4248 8910 4261 8909
$$
WIC047-190900-
/O.CON.KMKX.FL.W.0031.000000T0000Z-000000T0000Z/
/BERW3.1.ER.260416T1915Z.260420T1200Z.000000T0000Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Fox River near Berlin.
* WHEN...Until further notice.
* IMPACTS...At 13.5 feet, Floodwaters are over the banks in parts of
downtown Berlin including Riverside and Webster Street Parks.
There is minor flooding in the Berlin area.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 13.4 feet.
- Bankfull stage is 12.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 13.4 feet.
- Forecast...The river is expected to rise to a crest of 13.6
feet Monday morning.
- Flood stage is 13.0 feet.
- Flood History...This crest compares to a previous crest of
13.6 feet on 05/10/1960.
- 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
Berlin 13.0 12.0 13.36 3 pm 4/18 13.5 13.6 13.6 13.6
- 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
Berlin 13.37 2 pm 4/18 0.09 13.60 7 am 4/24
&&
LAT...LON 4398 8899 4398 8888 4390 8888 4389 8900
4394 8911 4395 8912
$$
WIC021-111-190900-
/O.CON.KMKX.FL.W.0027.000000T0000Z-260422T1000Z/
/BABW3.1.ER.260416T0827Z.260420T1200Z.260422T0400Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL EARLY WEDNESDAY MORNING...
* WHAT...Minor flooding is forecast.
* WHERE...Baraboo River near Baraboo.
* WHEN...Until early Wednesday morning.
* IMPACTS...At 17.0 feet, If Wisconsin River at Portage up to 17
feet also, water impacts parking lots near Hwy 33 and water over
Tritz Rd near Hwy 33. There is widespread flooding of agricultural
land.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 15.8 feet.
- Bankfull stage is 14.0 feet.
- Forecast...The river is expected to rise above flood stage
this evening to a crest of 17.0 feet Monday morning. It will
then fall below flood stage late Tuesday evening.
- Flood stage is 16.0 feet.
- Flood History...This crest compares to a previous crest of
17.0 feet on 04/12/2013.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Baraboo 16.0 14.0 15.77 3 pm 4/18 16.6 16.9 16.4 15.0
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Baraboo 16.86 1 pm 4/17 -0.82 17.00 7 am 4/20
&&
LAT...LON 4344 8963 4353 8968 4353 8955 4353 8946
4350 8942 4346 8945 4347 8953
$$
WIC055-190900-
/O.CON.KMKX.FL.W.0024.000000T0000Z-000000T0000Z/
/JFFW3.2.ER.260416T1222Z.260423T1200Z.000000T0000Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Moderate flooding is occurring and moderate flooding is
forecast.
* WHERE...Rock River at Jefferson.
* WHEN...Until further notice.
* IMPACTS...At 12.0 feet, Riverview Drive is closed due to
floodwaters on the road. The Tensfeldt Park boat launch is closed.
Intersection of S Main St and E Dane St is closed, and S Center
Ave. Floodwaters affect highway K between Jefferson and Fort
Atkinson. River's Edge Park flooded.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 11.3 feet.
- Bankfull stage is 8.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 11.3 feet.
- Forecast...The river is expected to rise to a crest of 12.8
feet Thursday morning.
- Flood stage is 10.0 feet.
- Flood History...This crest compares to a previous crest of
12.8 feet on 04/02/1979.
- 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
Jefferson 10.0 8.0 11.28 3 pm 4/18 11.9 12.3 12.5 12.7
- 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
Jefferson 11.28 3 pm 4/18 0.64 12.80 1 am 4/25
&&
LAT...LON 4305 8887 4305 8876 4300 8876 4295 8876
4295 8887 4301 8887
$$
WIC133-190900-
/O.CON.KMKX.FL.W.0023.000000T0000Z-260422T1200Z/
/WKEW3.2.ER.260416T0047Z.260418T0140Z.260422T0600Z.NR/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL WEDNESDAY MORNING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
This approaches the flood of record.
* WHERE...Fox River Lower at Waukesha.
* WHEN...Until Wednesday morning.
* IMPACTS...At 8.0 feet, Parts of Corrina Blvd, Buckley St, and
Dunbar Ave flood. Grede Park, Glacial Drumlin Trail and Fox
Riverwalk flood.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 7.9 feet.
- Bankfull stage is 5.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 8.5 feet.
- Forecast...The river is expected to fall below flood stage
early Wednesday morning and continue falling to 5.0 feet
Saturday, April 25.
- Flood stage is 6.0 feet.
- Flood History...This crest compares to a previous crest of
7.8 feet on 06/19/2009.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Waukesha 6.0 5.0 7.90 3 pm 4/18 7.4 6.7 6.2 5.8
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Waukesha 8.5 8 pm 4/17 0.06 8.00 1 pm 4/18
&&
LAT...LON 4304 8824 4303 8818 4300 8821 4295 8825
4297 8829 4302 8826
$$
ILC201-WIC045-105-190900-
/O.CON.KMKX.FL.W.0021.000000T0000Z-260420T2200Z/
/BROW3.2.ER.260415T1555Z.260418T1130Z.260420T1600Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS 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 7.5 feet, There is widespread agricultural and
lowland flooding in the Brodhead area. Downstream in the Avon
Bottoms area of Rock County, there is flooding in Sugar River
Park, Beloit Newark Rd and S Hopkins 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 3:00 PM CDT Saturday the stage was 7.6 feet.
- Bankfull stage is 4.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 8.3 feet.
- Forecast...The river is expected to fall below flood stage
late Monday morning and continue falling to 2.2 feet
Saturday, April 25.
- Flood stage is 5.0 feet.
- Flood History...This crest compares to a previous crest of
7.6 feet on 03/13/1928.
- 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
Brodhead 5.0 4.5 7.58 3 pm 4/18 6.0 4.9 3.6 2.9
- 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
Brodhead 8.26 6 am 4/18 1.84 7.40 1 pm 4/18
&&
LAT...LON 4263 8944 4266 8937 4257 8932 4248 8919
4241 8921 4249 8938
$$
WIC055-190900-
/O.CON.KMKX.FL.W.0017.000000T0000Z-000000T0000Z/
/WATW3.3.ER.260415T1136Z.260423T1200Z.000000T0000Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Minor flooding is occurring and major flooding is forecast.
* WHERE...Rock River at Watertown.
* WHEN...Until further notice.
* IMPACTS...At 6.5 feet, Floodwaters affect some streets in
Watertown. Water is in Riverside Park. About 6 miles upstream near
Ixonia, Wayside park along Highway 16 and Kanow Park is flooded.
Rock River Road near Highway 16 is flooded.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 5.7 feet.
- Bankfull stage is 4.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 5.8 feet.
- Forecast...The river is expected to rise to 6.5 feet Thursday
morning. Additional rises are possible thereafter.
- Flood stage is 5.5 feet.
- Flood History...This crest compares to a previous crest of
6.3 feet on 04/04/1959.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 pm...
Location stage stage stage/time Sun Mon Tue Wed
Watertown 5.5 4.0 5.69 3 pm 4/18 5.9 6.1 6.3 6.4
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Watertown 6.0 10 am 4/15 0.54 6.50 7 am 4/25
&&
LAT...LON 4323 8873 4313 8857 4310 8861 4315 8870
4314 8873 4309 8874 4313 8884
$$
ILC097-WIC059-190900-
/O.CON.KMKX.FL.W.0015.000000T0000Z-000000T0000Z/
/NMSW3.3.ER.260404T0200Z.260420T0000Z.000000T0000Z.NO/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Major flooding is occurring and major flooding is forecast.
* WHERE...Fox River Lower near New Munster.
* WHEN...Until further notice.
* IMPACTS...At 16.0 feet, Many county highways are closed or
impassable. Highway 50 is closed. There is widespread flooding in
the Town of Wheatland and Village of Salem Lakes, including
Trevor. Some homes near the riverhave 1-2 ft of water on their
main levels.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 14.8 feet.
- Bankfull stage is 10.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 14.8 feet.
- Forecast...The river is expected to rise to a crest of 15.8
feet tomorrow evening.
- Flood stage is 11.0 feet.
- Flood History...This crest compares to a previous crest of
15.2 feet on 06/15/2008.
- 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 pm...
Location stage stage stage/time Sun Mon Tue Wed
New Munster 11.0 10.0 14.83 3 pm 4/18 15.6 15.8 15.3 14.8
- 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
New Munster 14.83 3 pm 4/18 0.85 15.80 1 pm 4/20
&&
LAT...LON 4262 8830 4262 8817 4255 8814 4246 8814
4246 8822 4255 8824
$$
WIC027-190900-
/O.CON.KMKX.FL.W.0014.000000T0000Z-000000T0000Z/
/LEBW3.2.ER.260414T2345Z.260418T1945Z.000000T0000Z.UU/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...
* WHAT...Moderate flooding is occurring.
* WHERE...ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE.
* WHEN...Until further notice.
* ADDITIONAL DETAILS...
- At 3:00 PM CDT Saturday the stage was 11.7 feet.
- Bankfull stage is 9.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM CDT Saturday was 11.7 feet.
- Forecast...No forecast is available for this location.
- Flood stage is 10.0 feet.
- Flood History...This crest compares to a previous crest of
11.6 feet on 04/17/2014.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 5 pm...
Location stage stage stage/time Thu Fri Sat Sun
LEBANON-3 E-HWY 10.0 9.0 11.71 3 pm 4/18 not a forecast point
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
LEBANON-3 E-HWY 11.73 2 pm 4/18 0.28 Not Available
&&
LAT...LON 4329 8861 4329 8855 4325 8853 4318 8853
4318 8859 4325 8861
$$
WIC021-190900-
/O.CON.KMKX.FL.W.0012.000000T0000Z-260424T1600Z/
/PORW3.3.ER.260406T1852Z.260417T1530Z.260424T1000Z.NR/
356 PM CDT Sat Apr 18 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL LATE FRIDAY MORNING...
* WHAT...Major flooding is occurring and major flooding is forecast.
This approaches the flood of record.
* WHERE...Wisconsin River at Portage.
* WHEN...Until late Friday morning.
* IMPACTS...At 20.0 feet, Sunset Point-Conant St underwater.
Floodwaters affect homes in the Blackhawk Park area as well as
River Oaks Road in the Town of Dekorra, River Shores Road in the
Town of Lewiston, and Levee Road in the Portage area. Water is
over Thunderbird Road.
* ADDITIONAL DETAILS...
- At 12:30 PM CDT Saturday the stage was 19.9 feet.
- Bankfull stage is 12.7 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 12:30 PM CDT Saturday was 20.2 feet.
- Forecast...The river is expected to fall below flood stage
early Friday morning and continue falling to 15.7 feet
Saturday, April 25.
- Flood stage is 17.0 feet.
- Flood History...This crest compares to a previous crest of
20.1 feet on 04/22/2019.
- 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
Portage 17.0 12.7 19.85 12 pm 4/18 18.5 18.0 17.7 17.6
- 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
Portage 20.47 10 am 4/17 -0.37 19.80 1 pm 4/18
&&
LAT...LON 4361 8966 4358 8940 4353 8934 4345 8938
4338 8947 4343 8960 4349 8952 4352 8958
4353 8969
$$
WOOD619
WGUS83 KMKX 190329
FLSMKX
Flood Statement
National Weather Service Milwaukee/Sullivan WI
1029 PM CDT Sat Apr 18 2026
...The Flood Warning is cancelled for the following rivers in
Wisconsin...
Sheboygan River At Sheboygan affecting Sheboygan County.
WIC117-190430-
/O.CAN.KMKX.FL.W.0039.000000T0000Z-260419T0329Z/
/SEBW3.1.ER.260418T0637Z.000000T0000Z.260419T0007Z.NO/
1029 PM CDT Sat Apr 18 2026
...FLOOD WARNING IS CANCELLED...
The Flood Warning is cancelled for
the Sheboygan River At Sheboygan.
* ADDITIONAL DETAILS...
- At 10:00 PM CDT Saturday the stage was 7.6 feet.
- Bankfull stage is 6.0 feet.
- Forecast...The river is expected to fall to 7.8 feet just
after midnight tonight.
- http://www.weather.gov/safety/flood
&&
River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.
(Stages in ft.) Bank- Latest Forecast stages
- Flood full observed ...for 1 am...
Location stage stage stage/time Mon Tue Wed Thu
Sheboygan 8.0 6.0 7.59 10 pm 4/18 6.5 5.8 5.2 4.7
- Highest 24 hour change
- observed in river stage
- stage in (ft.) up to Highest stage
- the last latest observed forecast in
- 7 days stage next 7 days
Sheboygan 9.15 6 pm 4/14 0.29 7.80 1 am 4/19
&&
LAT...LON 4377 8770 4372 8771 4371 8776 4370 8780
4375 8782 4376 8776
$$
WAGNERWhat forecasters said that day
The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Milwaukee, WI wrote its last area forecast discussion before this river flood warning went out at Apr 18, 1:00 AM CDT, 4 hours 27 minutes earlier. Its key messages:
- Showers and isolated thunderstorms into the overnight, winding down before daybreak
- Marine Dense Fog continues through tonight
- Cooler and breezy conditions this weekend
- Temperatures returning to above normal by mid-week next week
Area forecast discussion, Apr 18, 1:00 AM CDT, 4 hours 27 minutes before
Area Forecast Discussion
National Weather Service Milwaukee/Sullivan WI
100 AM CDT Sat Apr 18 2026
.KEY MESSAGES...
- Showers and isolated thunderstorms into the overnight,
winding down before daybreak
- Marine Dense Fog continues through tonight
- Cooler and breezy conditions this weekend
- Temperatures returning to above normal by mid-week next week
&&
.SHORT TERM...
Issued 100 AM CDT Sat Apr 18 2026
Today through Sunday:
Showers along and ahead of a cold front will exit the east prior
to daybreak, with decreasing clouds expected Sat morning.
Breezy west to northwest winds gusting 25 to 35 mph are expected
through the overnight hours and will also continue through the
day today. Below normal temps today will likely not get out of
the 40s this afternoon. Cool conditions will persist on Sunday
under high pressure, though winds will be lighter.
DDV
&&
.LONG TERM...
Issued 100 AM CDT Sat Apr 18 2026
Monday through Friday:
Temperatures will begin to warm back up Monday as high pressure
heads eastward and southerly low level flow develops. Temps
continue to warm Tuesday, with above normal highs around 70
likely. A cold front will drop through the area later Tue into
Tue night, with somewhat cooler conditions likely Wednesday. The
coolest temps Wed will be near Lake Michigan due to onshore
winds.
Southerly low level flow will return late week, with above
normal temps and increasing moisture expected Thursday and
Friday. After a much needed break in rain, showers and storms
may return to southern Wisconsin Thu night through Friday as low
pressure and an associated cold front move through the region.
DDV
&&
.AVIATION...
Issued 100 AM CDT Sat Apr 18 2026
Showers ahead of a cold front will continue over the next couple
hours along with lower clouds of 800 ft to 1500 ft along and
behind the front. West to northwest winds gusting 25 to 30
knots are expected behind the front overnight. Skies should
clear out west to east Sat morning, with some afternoon cumulus
around 5 kft possible. Gusty west to northwest wind gusts 25 to
30 knots will persist through the day Sat.
DDV
&&
.MARINE...
Issued 100 AM CDT Sat Apr 18 2026
Showers and dense fog will remain possible over the lake until
a cold front clears late tonight. Winds then become
northwesterly behind the cold front by the early morning hours.
Breezy northwesterly winds then continue Saturday through
Sunday as low pressure lifts northward into Hudson Bay while
deepening to 28.9 inches. Winds ease Monday morning as high
pressure of 30.4 inches tracks southeast over the upper Great
Lakes.
DDV
&&
.MKX WATCHES/WARNINGS/ADVISORIES...
WI...None.
LM...Small Craft Advisory...LMZ643-LMZ644-LMZ645-LMZ646 until 10 PM
Saturday.
Dense Fog Advisory...LMZ080-LMZ261-LMZ362-LMZ364-LMZ366-LMZ563-
LMZ565-LMZ567-LMZ669-LMZ671-LMZ673-LMZ675-LMZ777-LMZ779-
LMZ868-LMZ870-LMZ872-LMZ874-LMZ876-LMZ878 until 4 AM
Saturday.
&&
Visit us at weather.gov/milwaukee
Follow us on Facebook, X, and YouTube at:
www.facebook.com/NWSMilwaukee
www.x.com/NWSMilwaukee
www.youtube.com/NWSMilwaukeeHazardous weather outlook, Apr 18, 12:39 AM CDT, 4 hours 48 minutes before
Hazardous Weather Outlook National Weather Service Milwaukee/Sullivan WI 1239 AM CDT Sat Apr 18 2026 WIZ046-047-051-052-056>060-062>072-190545- Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge- Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee- Lafayette-Green-Rock-Walworth-Racine-Kenosha- 1239 AM CDT Sat Apr 18 2026 This Hazardous Weather Outlook is for portions of east central Wisconsin, south central Wisconsin and southeast Wisconsin. .DAY ONE...Tonight No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Saturday through Friday No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation will be needed through tonight. LMZ643>646-190545- Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 1239 AM CDT Sat Apr 18 2026 This Hazardous Weather Outlook is for the nearshore waters from Sheboygan Wisconsin to Winthrop Harbor Illinois. .DAY ONE...Tonight Areas of dense fog will remain possible through much of the overnight hours. A Small Craft Advisory is in effect through tonight. .DAYS TWO THROUGH SEVEN...Saturday through Friday Small Craft Advisory will continue through Saturday evening for breezy west to northwest winds. LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-190545- Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM offshore to Mid Lake- Lake Michigan South of a line from Seul Choix Point to the Mackinac Bridge and North of a line from Charlevoix MI to South Fox Island 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 1239 AM CDT Sat Apr 18 2026 This Hazardous Weather Outlook is for the open waters of Lake Michigan. .DAY ONE...Tonight Areas of dense fog will remain possible through much of the overnight hours. .DAYS TWO THROUGH SEVEN...Saturday through Friday No hazardous weather is expected at this time. www.weather.gov/mkx
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 7:01 PM CDT | Flash Flood Warning | MKX | Jefferson, Rock, Walworth | 2 hr |
| Apr 17, 7:04 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Milwaukee, Racine, Rock, Walworth, Waukesha | 71 min |
| Apr 17, 7:07 PM CDT | Tornado Warning | MKX | Waukesha | 19 min |
| Apr 17, 7:11 PM CDT | Tornado Warning | MKX | Kenosha, Racine, Walworth | 49 min |
| Apr 17, 7:23 PM CDT | Severe Thunderstorm Warning | MKX | Jefferson, Rock, Walworth, Waukesha | 41 min |
| Apr 17, 7:25 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Ozaukee, Washington, Waukesha | 50 min |
| Apr 17, 7:33 PM CDT | Tornado Warning | MKX | Racine, Waukesha | 27 min |
| Apr 17, 7:43 PM CDT | Flash Flood Warning | MKX | Jefferson, Milwaukee, Racine, Walworth, Waukesha | 2 hr |
| Apr 17, 7:46 PM CDT | Tornado Warning | MKX | Kenosha, Racine, Walworth | 59 min |
| Apr 17, 7:56 PM CDT | Tornado Warning | MKX | Milwaukee, Waukesha | 38 min |
| Apr 17, 8:12 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Waukesha | 22 min |
| Apr 17, 8:44 PM CDT | Special Weather Statement | MKX | Kenosha, Racine | 16 min |
| Apr 17, 8:48 PM CDT | Areal Flood Advisory | MKX | Kenosha, Racine | 3 hr |
| Apr 17, 9:13 PM CDT | Areal Flood Warning | MKX | Rock | 5 hr |
| Apr 17, 9:21 PM CDT | Areal Flood Warning | MKX | Jefferson, Rock, Walworth | 5 hr |
| Apr 17, 9:34 PM CDT | Special Marine Warning | MKX | 41 min | |
| Apr 17, 9:59 PM CDT | Areal Flood Warning | MKX | Milwaukee, Racine, Walworth, Waukesha | 4 hr |
| Apr 17, 10:08 PM CDT | River Flood Warning | MKX | Jefferson, Rock | 21 days |
| Apr 17, 10:12 PM CDT | River Flood Warning | MKX | Rock | 24 hr |
| Apr 17, 10:12 PM CDT | River Flood Warning | MKX | Green | 3 days |
| Apr 17, 11:18 PM CDT | River Flood Warning | MKX | Racine | 23 hr |
| Apr 18, 10:17 AM CDT | River Flood Warning | MKX | Milwaukee | 36 hr |
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.