River stage
Grand Tower, Mississippi River
- River level
- 20.85 ft
- Status
- Below flood stage
- Action stage
- 28.00 ft
- Record crest
- 49.01 ft
Last reported 2026-10-13 | NWS GDTI2
- Record crest
- 49.01 ft
- Crest date
- 2017-05-06
In brief
The Mississippi River at Grand Tower, IL read 20.85 ft on Oct 13, 2026, 7.15 ft below action stage.
Source: National Weather Service gauge GDTI2
Stage threshold profile
Highest crests on record
Flood crests recorded at this gauge by the National Weather Service.
| Rank | Crest | Date |
|---|---|---|
| 1 | 49.01 ft | 2017-05-06 |
Frequently asked questions
Is the Mississippi River flooding at Grand Tower?
No. The Mississippi River at Grand Tower is at 20.85 ft, 7.15 ft below action stage.
What is the flood stage at Grand Tower?
Action stage 28 ft is the first threshold.
What is the highest the Mississippi River has been at Grand Tower?
The highest crest on record is 49.01 ft, on 2017-05-06.
Stage and flood information from the NOAA National Weather Service (gauge GDTI2). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.