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Waukegan, IL Severe Weather Alertstar_ratehome

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Personal Weather Station
Location: Waukegan, IL
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Active Weather Alerts

Small Craft Advisory
Issued: 6:49 PM Sep. 21, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT
WEDNESDAY...

* WHAT...Northeast winds to 25 kt and significant waves to 8 ft
occasionally to 10 ft.

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

* WHEN...Until 7 PM CDT Wednesday.

* 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: 3:22 PM Sep. 21, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL LATE SATURDAY NIGHT...

* 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 late Saturday night.

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

* ADDITIONAL DETAILS...
- At 9:30 AM CDT Monday the stage was 8.2 feet.
- Recent Activity...The maximum river stage in the 24 hours ending
at 9:30 AM CDT Monday was 8.2 feet.
- Forecast...The river is expected to rise to a crest of 8.6 feet
just after midnight tonight. It will then fall below flood stage
Saturday evening.
- Flood stage is 7.0 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 3:22 PM Sep. 21, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM TUESDAY MORNING TO LATE FRIDAY
NIGHT...
...REPLACES RIVER FLOOD WATCH...

* WHAT...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...From Tuesday morning to late Friday night.

* IMPACTS...At 7.0 feet, Forest land inundated near the river in
Gurnee.

* ADDITIONAL DETAILS...
- At 9:30 AM CDT Monday the stage was 6.4 feet.
- Forecast...The river is expected to rise above flood stage
tomorrow morning to a crest of 8.0 feet early Thursday morning.
It will then fall below flood stage Friday evening.
- Flood stage is 7.0 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 3:13 PM Sep. 21, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL FRIDAY MORNING...

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

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

* WHEN...Until Friday morning.

* IMPACTS...At 12.0 feet, Water is up to the first floor levels of
some homes in the Town of Wheatland, Silver Lake and Village of
Salem Lakes area along Riverside Drive and Shorewood Drive. Hoosier
Creek Rd floods.

* ADDITIONAL DETAILS...
- At 9:00 AM CDT Monday the stage was 12.0 feet.
- Bankfull stage is 10.0 feet.
- Recent Activity...The maximum river stage in the 24 hours ending
at 9:00 AM CDT Monday was 12.0 feet.
- Forecast...The river is expected to rise to a crest of 12.2 feet
this evening. It will then fall below flood stage early Friday
morning.
- Flood stage is 11.0 feet.
- Flood History...This crest compares to a previous crest of 12.2
feet on 06/13/2001.
- http://www.weather.gov/safety/flood

&&



Beach Hazard Statement
Issued: 2:26 PM Sep. 21, 2026 – National Weather Service
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH WEDNESDAY
EVENING...

* WHAT...High wave action and dangerous currents expected at Lake
Michigan beaches. Waves 5 to 8 ft expected.

* WHERE...Lake IL, Northern Cook and Central Cook Counties.

* WHEN...Through Wednesday evening.

* IMPACTS...Swimming conditions will be life threatening,
especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.

&&

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