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Elev 764 ft, 42.27 °N, 88.01 °W

Mundelein, IL Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Mundelein, IL
Elevation: 764ft
Nearby Weather Stations

Active Weather Alerts

River Flood Warning
Issued: 2:57 AM Apr. 9, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW MORNING...

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

* WHERE...Fox River Lower near New Munster.

* WHEN...Until tomorrow morning.

* IMPACTS...At 11.0 feet, Floodwaters begin to affect 77th St. in
the Town of Wheatland. Floodwaters are near some homes along
Riverside Dr, Shorewood Dr, and Highway W in the Village of Salem
Lakes and Town of Wheatland areas. Fox River Park boat launch
starts to flood.

* ADDITIONAL DETAILS...
- At 9:00 PM CDT Wednesday the stage was 11.1 feet.
- Bankfull stage is 10.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 PM CDT Wednesday was 11.6 feet.
- Forecast...The river is expected to fall below flood stage
just after midnight tonight and continue falling to 9.2 feet
Wednesday, April 15.
- Flood stage is 11.0 feet.
- Flood History...This crest compares to a previous crest of
11.0 feet on 03/11/2020.
- 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 pm...
Location        stage stage     stage/time    Thu  Fri  Sat  Sun
New Munster     11.0  10.0  11.06 9 pm 4/08   10.8 10.5 10.2 10.0

-                    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
New Munster     12.48 12 pm 4/05       -0.54       11.00 1 am 4/09


&&



Small Craft Advisory
Issued: 2:22 AM Apr. 9, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM CDT
THURSDAY...

* WHAT...South winds to 30 kt and significant waves to 5 ft.

* WHERE...Winthrop Harbor to Calumet Harbor IL.

* WHEN...Until 4 AM CDT Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

River Flood Warning
Issued: 2:10 AM Apr. 9, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL SATURDAY MORNING...

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

* WHERE...Des Plaines River from US-41 in Gurnee downstream to
Townline Road in Vernon Hills, including the Gurnee gauge.

* WHEN...Until Saturday morning.

* IMPACTS...At 9.0 feet, Kilbourne Road and Emerald Avenue
threatened near Grand Avenue in Gurnee.

* ADDITIONAL DETAILS...
- At 8:30 PM CDT Wednesday the stage was 8.3 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:30 PM CDT Wednesday was 8.4 feet.
- Forecast...The river is expected to fall below flood stage
early Saturday morning.
- Flood stage is 7.0 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 2:10 AM Apr. 9, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY FRIDAY AFTERNOON...

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

* WHERE...Des Plaines River from IL/WI state line downstream to
US-41 in Gurnee, including the Russell gauge.

* WHEN...Until early Friday afternoon.

* IMPACTS...At 8.0 feet, Agricultural and park land is inundated
near the river. Residential property is threatened near the river.

* ADDITIONAL DETAILS...
- At 8:30 PM CDT Wednesday the stage was 8.1 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:30 PM CDT Wednesday was 8.5 feet.
- Forecast...The river is expected to fall below flood stage
Friday morning.
- Flood stage is 7.0 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 2:10 AM Apr. 9, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY SUNDAY MORNING...

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

* WHERE...Fox River from Johnsburg downstream to Red Gate Road in
St. Charles, including the Algonquin Lock & Dam tailwater gauge.

* WHEN...Until early Sunday morning.

* IMPACTS...At 9.5 feet, Fox River Drive threatened in East Dundee.
Boathouses threatened along the river in Cary.

* ADDITIONAL DETAILS...
- At 8:30 PM CDT Wednesday the stage was 9.7 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:30 PM CDT Wednesday was 9.7 feet.
- Forecast...The river is near crest and will fall below flood
stage Saturday evening.
- Flood stage is 9.5 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 2:10 AM Apr. 9, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT FROM THURSDAY AFTERNOON TO EARLY
FRIDAY MORNING...

* WHAT...Minor flooding is forecast.

* WHERE...Des Plaines River from Townline Road in Libertyville
downstream to Palatine Road in Prospect Heights, including the
Lincolnshire gauge.

* WHEN...From Thursday afternoon to early Friday morning.

* IMPACTS...At 13.0 feet, Low-lying trails in Wright Woods Forest
Preserve are inundated.

* ADDITIONAL DETAILS...
- At 7:45 PM CDT Wednesday the stage was 12.3 feet.
- Forecast...The river is expected to rise to a crest of 12.5
feet early Thursday afternoon. It will then fall below flood
stage Thursday evening.
- Flood stage is 12.5 feet.
- http://www.weather.gov/safety/flood

&&



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