River stage
Thornapple River
- River level
- Normal
- Status
- Below flood stage
Latest readings 2026-10-13 | NWS · USGS
- Gauges reporting
- 2 of 2
- Above flood stage
- 0
- Above action stage
- 0
- Overall
- Below flood stage
- Publisher
- NWS · USGS
In brief
On Oct 13, 2026, 2 of 2 gauges on the Thornapple River reported, and none was above flood stage.
Source: National Weather Service and USGS gauges
Thornapple River levels, gauge by gauge
The Thornapple River is measured at 2 gauges. Flood stages are set per gauge, so the same river is "high" at one town and normal at the next.
Recent levels on the Thornapple River
The gauge with the fullest recent record on this river is Caledonia, MI, with 122 days of readings.
Other rivers nearby
- Grand River (MI) 9 gauges
- Kalamazoo River 4 gauges
- Rogue River (MI) 1 gauge
- Fish Creek (MI) 1 gauge
- Muskegon River 4 gauges
- White River (MI) 1 gauge
- Chippewa River (MI) 3 gauges
- Flint River (MI) 3 gauges
Frequently asked questions
Is the Thornapple River flooding right now?
No. Every one of the 2 reporting gauges on the Thornapple River is below flood stage as of 2026-10-13.
How high is the Thornapple River?
The river is measured at several points and each reads a different height. Caledonia is at 3.50 ft; Hastings is at 3.16 ft.
Where is the Thornapple River measured?
The National Weather Service and USGS operate 2 gauges on the Thornapple River in Michigan.
What does flood stage mean?
Flood stage is the height at which a river begins to cause problems at that specific location. It is set per gauge, so the same river can be above flood stage in one town and normal a few miles downstream. Action stage is the lower level at which forecasters start watching closely.
River stages and flood categories from the NOAA National Weather Service; daily history from the U.S. Geological Survey. For flood safety decisions always follow official National Weather Service warnings.