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Elev 679 ft, 42.25 °N, 87.84 °W

Lake Forest, IL Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Lake Forest, IL
Elevation: 679ft
Nearby Weather Stations

Active Weather Alerts

Flood Watch
Issued: 8:56 PM Apr. 3, 2026 – National Weather Service
...FLOOD WATCH IN EFFECT FROM 7 PM CDT /8 PM EDT/ THIS EVENING
THROUGH SATURDAY MORNING...

* WHAT...Flash flooding caused by excessive rainfall is possible.

* WHERE...Portions of northern and central Illinois and northwest
Indiana.

* WHEN...From 7 PM CDT  /8 PM EDT/ this evening through Saturday
morning.

* IMPACTS...Roads and streets may be flooded. Area creeks and
streams are already elevated, increasing the risk of flooding due
to additional rainfall.

* ADDITIONAL DETAILS...
- Recent rounds of heavy rainfall have left soils saturated and
stream and creek levels elevated across the area. Additional
rounds of heavy rainfall this evening and overnight may lead
to rapid run-off and an increased threat of flash flooding.
- http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Watch for flash flooding means rapid-onset flooding is
possible, but not yet certain, based upon the latest forecasts.
Flash flooding is a dangerous situation. Persons with interests
along area rivers, creeks, and other waterways should monitor the
latest forecasts and be prepared to take action should flooding
develop.

&&

River Flood Warning
Issued: 8:53 PM Apr. 3, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT FROM LATE TONIGHT TO TUESDAY
MORNING...

* WHAT...Minor flooding is forecast.

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

* WHEN...From late tonight to Tuesday morning.

* IMPACTS...At 11.5 feet, Water is in the yards of some homes in the
Village of Salem Lakes and Town of Wheatland areas, including
Riverside Dr and Shorewood Dr. There are 3-4 inches of water over
77th Street in the Town of Wheatland.

* ADDITIONAL DETAILS...
- At 3:00 PM CDT Friday the stage was 10.7 feet.
- Bankfull stage is 10.0 feet.
- Forecast...The river is expected to rise above flood stage
just after midnight tonight to a crest of 11.3 feet tomorrow
evening. It will then fall below flood stage early Tuesday
morning.
- Flood stage is 11.0 feet.
- Flood History...This crest compares to a previous crest of
11.3 feet on 03/30/2020.
- 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 1 pm...
Location        stage stage     stage/time    Sat  Sun  Mon  Tue
New Munster     11.0  10.0  10.73 3 pm 4/03   11.2 11.3 11.2 10.8

-                    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     10.73 3 pm 4/03         2.65       11.30 7 am 4/06


&&



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