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Elev 902 ft, 42.13 °N, 89.58 °W

Forreston, IL Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Forreston, IL
Elevation: 902ft
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Active Weather Alerts

River Flood Warning
Issued: 3:02 AM Apr. 20, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM MONDAY MORNING TO TOMORROW EVENING...
...REPLACES RIVER FLOOD WATCH...

* WHAT...Minor flooding is forecasted.

* WHERE...Rock River from Castle Rock State Park near Oregon
downstream to Lee County line, including the Dixon gauge.

* WHEN...From Monday morning to tomorrow evening.

* IMPACTS...At 16.0 feet, N Canal Drive threatened in Woodland
Shores. Water overflows low-lying banks along west First Street in
Dixon. Residential property threatened near Sherman Avenue and
River Street in Dixon.

* ADDITIONAL DETAILS...
- At 9:15 PM CDT Sunday the stage was 15.9 feet.
- Forecast...The river is expected to rise to a crest of 16.0
feet tomorrow morning. It will then fall below flood stage
early tomorrow afternoon.
- Flood stage is 16.0 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 1:00 AM Apr. 20, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

* WHAT...Moderate flooding is occurring and forecasted to continue.

* WHERE...Rock River from Confluence with Kishwaukee River to Castle
Rock State Park near Oregon, including the Byron gauge.

* WHEN...Until further notice.

* IMPACTS...At 15.5 feet, Water threatens lower sections of the
water treatment plant property in Byron. Water threatens IL-2 west
of Byron.

* ADDITIONAL DETAILS...
- At 7:15 PM CDT Sunday the stage was 15.2 feet.
- Forecast...The river is expected to remain nearly steady
through tomorrow afternoon before gradually falling
thereafter.
- Flood stage is 13.0 feet.
- http://www.weather.gov/safety/flood

&&



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