Thornapple River at Caledonia
Critical Stages
8' - Action
10' - Flood
12' - Moderate
14' - Major
Latest Observation
Updated: 1:45 AM EST 12/8/25
Status: No Flooding
Stage: 3.39 ft
Flow: 0.366 kcfs
Forecast
Forecast not available for this location.
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 1:45 AM 12/8 | 3.39 | 0.366 |
| 1:30 AM 12/8 | 3.39 | 0.366 |
| 1:15 AM 12/8 | 3.39 | 0.366 |
| 1:00 AM 12/8 | 3.39 | 0.366 |
| 12:45 AM 12/8 | 3.39 | 0.366 |
| 12:30 AM 12/8 | 3.39 | 0.366 |
| 12:15 AM 12/8 | 3.4 | 0.37 |
| 12:00 AM 12/8 | 3.4 | 0.37 |
| 11:45 PM 12/7 | 3.4 | 0.37 |
| 11:30 PM 12/7 | 3.4 | 0.37 |
| 11:15 PM 12/7 | 3.4 | 0.37 |
| 11:00 PM 12/7 | 3.4 | 0.37 |
| 10:45 PM 12/7 | 3.4 | 0.37 |
| 10:30 PM 12/7 | 3.4 | 0.37 |
| 10:15 PM 12/7 | 3.4 | 0.37 |
| 10:00 PM 12/7 | 3.4 | 0.37 |
| 9:45 PM 12/7 | 3.4 | 0.37 |
| 9:30 PM 12/7 | 3.4 | 0.37 |
| 9:15 PM 12/7 | 3.4 | 0.37 |
| 9:00 PM 12/7 | 3.4 | 0.37 |
| 8:45 PM 12/7 | 3.4 | 0.37 |
| 8:30 PM 12/7 | 3.4 | 0.37 |
| 8:15 PM 12/7 | 3.4 | 0.37 |
| 8:00 PM 12/7 | 3.4 | 0.37 |
| 7:45 PM 12/7 | 3.4 | 0.37 |
| 7:30 PM 12/7 | 3.4 | 0.37 |
| 7:15 PM 12/7 | 3.4 | 0.37 |
| 7:00 PM 12/7 | 3.4 | 0.37 |
| 6:45 PM 12/7 | 3.4 | 0.37 |
| 6:30 PM 12/7 | 3.4 | 0.37 |
13' -
Thornapple River Drive is flooded.
11' -
High water begins to impact home on island below Cascade Dam.
10' -
Minor flooding of low lying areas occurs.
8' -
River is bankfull. Expect overflow into low lying areas along the river.
| Date | Stage (ft) |
|---|---|
| Apr 7, 1947 | 14.4 |
| Feb 24, 2018 | 11.79 |
| Apr 19, 2013 | 11.69 |
| May 21, 2020 | 11.5 |
| Feb 27, 1985 | 11.43 |
| Apr 6, 2023 | 11.35 |
| May 26, 2004 | 11.21 |
| Apr 22, 1975 | 10.96 |
| May 10, 1956 | 10.79 |
| Feb 22, 1997 | 10.6 |
| Apr 2, 1960 | 10.6 |
| Dec 28, 2008 | 10.33 |
| Apr 9, 2017 | 9.87 |
| Mar 15, 1986 | 9.87 |
| Mar 9, 1979 | 9.86 |
| Jun 4, 1989 | 9.82 |
| May 19, 2000 | 9.79 |
| Oct 5, 1986 | 9.59 |
| Apr 23, 1993 | 9.58 |
| Jun 11, 2008 | 9.47 |
Data provided by the National Weather Service.
