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Fox River at Algonquin
Critical Stages
2.8' - Action
3' - Flood
3.3' - Moderate
4' - Major
Latest Observation
Updated: 1:45 AM CST 12/15/25
Status: No Flooding
Stage: 1.58 ft
Flow: 0.736 kcfs
Forecast
Forecast not available for this location.
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 1:45 AM 12/15 | 1.58 | 0.736 |
| 1:30 AM 12/15 | 1.58 | 0.736 |
| 1:15 AM 12/15 | 1.59 | 0.751 |
| 1:00 AM 12/15 | 1.59 | 0.751 |
| 12:45 AM 12/15 | 1.58 | 0.736 |
| 12:30 AM 12/15 | 1.59 | 0.751 |
| 12:15 AM 12/15 | 1.59 | 0.751 |
| 12:00 AM 12/15 | 1.59 | 0.751 |
| 11:45 PM 12/14 | 1.59 | 0.751 |
| 11:30 PM 12/14 | 1.59 | 0.751 |
| 11:15 PM 12/14 | 1.59 | 0.751 |
| 11:00 PM 12/14 | 1.58 | 0.736 |
| 10:45 PM 12/14 | 1.58 | 0.736 |
| 10:30 PM 12/14 | 1.59 | 0.751 |
| 10:15 PM 12/14 | 1.59 | 0.751 |
| 10:00 PM 12/14 | 1.59 | 0.751 |
| 9:45 PM 12/14 | 1.59 | 0.751 |
| 9:30 PM 12/14 | 1.59 | 0.751 |
| 9:15 PM 12/14 | 1.59 | 0.751 |
| 9:00 PM 12/14 | 1.59 | 0.751 |
| 8:45 PM 12/14 | 1.59 | 0.751 |
| 8:30 PM 12/14 | 1.59 | 0.751 |
| 8:15 PM 12/14 | 1.59 | 0.751 |
| 8:00 PM 12/14 | 1.59 | 0.751 |
| 7:45 PM 12/14 | 1.59 | 0.751 |
| 7:30 PM 12/14 | 1.59 | 0.751 |
| 7:15 PM 12/14 | 1.59 | 0.751 |
| 7:00 PM 12/14 | 1.59 | 0.751 |
| 6:45 PM 12/14 | 1.59 | 0.751 |
| 6:30 PM 12/14 | 1.59 | 0.751 |
6' -
Algonquin Road (IL-62) is threatened west of the river in Algonquin.
4' -
Flooding affects residences in Algonquin along Lowe Drive.
3.5' -
Some homes flood in Valley View subdivision north of St Charles.
3.2' -
Some homes are threatened by flooding in Richardson subdivision near Algonquin.
3' -
Flooding begins to affect residences along River Road in Fox River Grove. Water inundates some streets in mobile home park in Northwest Elgin. Street flooding begins in Holiday Hills.
| Date | Stage (ft) |
|---|---|
| Apr 1, 1916 | 4.5 |
| Jul 5, 1938 | 4.42 |
| Mar 6, 1918 | 4.4 |
| Jul 23, 2017 | 4.39 |
| Mar 16, 1929 | 4.37 |
| Mar 30, 1920 | 4.16 |
| May 1, 1921 | 4.15 |
| Apr 23, 2013 | 4.03 |
| Mar 12, 1974 | 4.01 |
| Apr 6, 1960 | 4.01 |
| Apr 2, 1979 | 4 |
| Mar 21, 1919 | 4 |
| Oct 3, 1987 | 3.99 |
| Mar 20, 1943 | 3.75 |
| Apr 23, 1993 | 3.75 |
| May 4, 1973 | 3.71 |
| Apr 11, 1983 | 3.51 |
| Aug 25, 2007 | 3.51 |
| Apr 4, 1924 | 3.5 |
| Mar 24, 1948 | 3.48 |
Data provided by the National Weather Service.
