closegps_fixed
Elev 774 ft, 42.27 °N, 88.2 °W

Island Lake, IL Severe Weather Alertstar_ratehome

icon59 Â°F Island Lake Station|Report|Change
Current Station
Personal Weather Station
Location: Island Lake, IL
Elevation: 774ft
Nearby Weather Stations

Active Weather Alerts

River Flood Warning
Issued: 4:23 AM Apr. 16, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

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

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

* WHEN...Until further notice.

* IMPACTS...At 13.5 feet, Floodwaters are into the lower levels of
some homes in the Town of Wheatland and Village of Salem Lakes
areas along Riverside Drive and Shorewood Drive.

* ADDITIONAL DETAILS...
- At 11:00 PM CDT Wednesday the stage was 11.4 feet.
- Bankfull stage is 10.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 11:00 PM CDT Wednesday was 11.4 feet.
- Forecast...The river is expected to rise to a crest of 13.6
feet early Saturday morning.
- Flood stage is 11.0 feet.
- Flood History...This crest compares to a previous crest of
13.6 feet on 10/04/2019.
- 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 am...
Location        stage stage     stage/time    Fri  Sat  Sun  Mon
New Munster     11.0  10.0  11.38 11 pm 4/15  12.9 13.6 13.6 13.4

-                    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
New Munster     11.38 11 pm 4/15        1.30       13.60 1 pm 4/19


&&



River Flood Warning
Issued: 3:10 AM Apr. 16, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL TUESDAY EVENING...

* WHAT...Moderate flooding is forecast.

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

* WHEN...Until Tuesday evening.

* IMPACTS...At 15.0 feet, Structures threatened along IL-22
(Half-Day Road) just east of the river. Multiple structures
threatened near and west of US-45 (Milwaukee Avenue) and Deerfield
Road. Deerfield Road threatened near the river. Multiple trails
inundated in Half-Day Forest Preserve.

* ADDITIONAL DETAILS...
- At 9:45 PM CDT Wednesday the stage was 12.4 feet.
- Forecast...The river will rise above flood stage late this
evening to 14.6 feet early Friday afternoon.
- Flood stage is 12.5 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 3:10 AM Apr. 16, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

* WHAT...Minor flooding is occurring and moderate 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 further notice.

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

* ADDITIONAL DETAILS...
- At 9:30 PM CDT Wednesday the stage was 8.3 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:30 PM CDT Wednesday was 8.3 feet.
- Forecast...The river will rise to 9.3 feet Friday morning.
- Flood stage is 7.0 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 3:10 AM Apr. 16, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL WEDNESDAY, APRIL 22...

* 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 Wednesday, April 22.

* IMPACTS...At 9.5 feet, Residential structures threatened along
Russell Road between the river and Kilbourne Road. Industrial
parking lots threatened along Kilbourne Road.

* ADDITIONAL DETAILS...
- At 9:30 PM CDT Wednesday the stage was 7.7 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:30 PM CDT Wednesday was 7.7 feet.
- Forecast...The river is expected to rise to a crest of 8.9
feet early Friday afternoon.
- Flood stage is 7.0 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 2:28 AM Apr. 16, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

* WHAT...Minor flooding is occurring and moderate 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 further notice.

* IMPACTS...At 11.5 feet, Residences threatened along Oceola Drive
in Algonquin. A few residences threatened along McBridge Street in
Elgin. Jayne Street and Beach Drive threatened in Algonquin. River
Street threatened in East Dundee. Jerusha Avenue threatened in
Elgin. Fox River Trail threatened between East Dundee and Elgin.

* ADDITIONAL DETAILS...
- At 8:30 PM CDT Wednesday the stage was 10.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:30 PM CDT Wednesday was 10.0 feet.
- Forecast...The river is expected to rise to 11.3 feet Tuesday
evening.
- Flood stage is 9.5 feet.
- http://www.weather.gov/safety/flood

&&



Flood Watch
Issued: 1:44 AM Apr. 16, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 1 AM CDT THURSDAY...

* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.

* WHERE...Portions of Illinois, including the following areas,
Boone, Central Cook, De Kalb, DuPage, Eastern Will, Grundy, Kane,
Kankakee, Kendall, La Salle, Lake IL, Lee, Livingston, McHenry,
Northern Cook, Northern Will, Ogle, Southern Cook, Southern Will
and Winnebago and northwest Indiana, including the following
areas, Jasper, Lake IN, Newton and Porter.

* WHEN...Until 1 AM CDT Thursday.

* IMPACTS...Creeks and streams may rise out of their banks. Flooding
may occur in poor drainage and urban areas. Roads and streets may
be flooded.

* ADDITIONAL DETAILS...
- Additional rounds of showers and thunderstorms are expected
through this evening. Elevated soil moisture due to recent
rainfall is expected to increase the susceptibility to 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.

&&

Local Radar
Local Radar ImageLocal Severe Image