Fox River (Tailwater) near Mchenry, IL
Is Fox River (Tailwater) near Mchenry, IL flooding right now?
Fox River (Tailwater) near Mchenry, IL measured 1.57 ft on 2026-11-11 15:15:00 UTC. That observation was 2.4 ft below its 4 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
1.57 ft
Streamflow
—
Minor flooding here begins at 4 ft, with major flooding at 7 ft. The highest crest on record was 9 ft on Tue, Jul 5, 1938.
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 3 ft | 1.4 ft below |
| Minor flood | 4 ft | 2.4 ft below |
| Moderate flood | 6 ft | 4.4 ft below |
| Major flood | 7 ft | 5.4 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 9 ft | 1938-07-05 |
| 7.65 ft | 2017-07-22 |
| 7.64 ft | 2013-04-23 |
| 7.2 ft | 1986-10-02 |
| 7.04 ft | 1979-04-02 |
Last 7 days
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Fox River near Mchenry, IL | 0.1 mi | McHenry County |
| Fox River at Miller Bridge near Mchenry, IL | 1.0 mi | McHenry County |
| Boone Creek near Mc Henry, IL | 3.2 mi | McHenry County |
| Fox River at Johnsburg, IL | 4.7 mi | McHenry County |
| Flint Creek near Fox River Grove, IL | 7.8 mi | Lake County |
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Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.