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Elev 659 ft, 41.19 °N, 88.98 °W

Leonore, IL Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Leonore, IL
Elevation: 659ft
Nearby Weather Stations

Active Weather Alerts

Flood Watch
Issued: 4:57 AM Apr. 4, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM CDT /11 AM EDT/
SATURDAY...

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

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

* WHEN...Until 10 AM CDT /11 AM EDT/ Saturday.

* 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 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: 3:12 AM Apr. 4, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT UNTIL EARLY WEDNESDAY MORNING...

* WHAT...Minor flooding is forecast.

* WHERE...Illinois River from Heritage Harbor east of Ottawa
downstream to Starved Rock Lock and Dam, including the Ottawa
gauge.

* WHEN...Until early Wednesday morning.

* IMPACTS...At 466.5 feet, Low-lying sections of Fox River Park in
Ottawa are inundated including Hudson Street River Walk.  St.
Clair Street is threatened in Ottawa.

* ADDITIONAL DETAILS...
- At 9:30 PM CDT Friday the stage was 462.8 feet.
- Forecast...The river is expected to rise above flood stage
just after midnight tonight to a crest of 466.1 feet early
Sunday afternoon. It will then fall below flood stage late
Tuesday evening.
- Flood stage is 463.0 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 3:09 AM Apr. 4, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

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

* WHERE...Illinois River from Starved Rock Lock and Dam downstream
to confluence with Big Bureau Creek, including the La Salle gauge.

* WHEN...Until further notice.

* ADDITIONAL DETAILS...
- At 9:45 PM CDT Friday the stage was 20.3 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:45 PM CDT Friday was 20.3 feet.
- Forecast...The river is expected to rise to a crest of 25.0
feet Sunday evening. It will then fall below flood stage
Friday, April 10.
- Flood stage is 20.0 feet.
- http://www.weather.gov/safety/flood

&&



River Flood Warning
Issued: 2:46 AM Apr. 4, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL LATE MONDAY EVENING...

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

* WHERE...Fox River from Millington downstream to confluence with
the Illinois River, including the Dayton gauge.

* WHEN...Until late Monday evening.

* IMPACTS...At 13.0 feet, Residential structures threatened along
2062nd Road in Wedron. Water overflows low-lying banks in Dayton
and Ottawa.

* ADDITIONAL DETAILS...
- At 8:45 PM CDT Friday the stage was 12.2 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:45 PM CDT Friday was 12.4 feet.
- Forecast...The river is expected to rise to a crest of 13.2
feet Sunday morning. It will then fall below flood stage
Monday afternoon.
- Flood stage is 12.0 feet.
- http://www.weather.gov/safety/flood

&&



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