Mississippi River At Quincy Lock And Dam 21
Back to River Summary
| Stage Color Key |
| 16 ft - Near Flood |
18 ft - Minor Flood |
21 ft - Moderate Flood |
25 ft - Major Flood |
Latest Observation:
Monday August 10th, 2026 07:00 PM CDT
River Status:
Normal
| |
Height |
Flow |
| Currently |
4.48 ft |
52.8 kcfs |
| Record |
31.3 ft |
428694 cfs |
| Forecast |
| |
Date (CDT) |
Stage (ft) |
Flow (kcfs) |
|
|
Wednesday 12/31/1969 06:00 PM |
0.00 |
N/A |
|
|
Monday 08/10/2026 07:00 PM |
4.60 |
54.40 |
|
|
Tuesday 08/11/2026 01:00 AM |
4.60 |
54.40 |
|
|
Tuesday 08/11/2026 07:00 AM |
4.50 |
53.00 |
|
|
Tuesday 08/11/2026 01:00 PM |
4.50 |
53.00 |
|
|
Tuesday 08/11/2026 07:00 PM |
4.50 |
53.00 |
|
|
Wednesday 08/12/2026 01:00 AM |
4.40 |
51.70 |
| Observation |
| |
Date (CDT) |
Stage (ft) |
Flow (kcfs) |
|
|
Monday 08/10/2026 03:40 PM |
4.55 |
53.70 |
|
|
Monday 08/10/2026 03:50 PM |
4.44 |
52.20 |
|
|
Monday 08/10/2026 04:00 PM |
4.44 |
52.20 |
|
|
Monday 08/10/2026 04:10 PM |
4.49 |
52.90 |
|
|
Monday 08/10/2026 04:20 PM |
4.49 |
52.90 |
|
|
Monday 08/10/2026 04:30 PM |
4.52 |
53.30 |
|
|
Monday 08/10/2026 04:40 PM |
4.50 |
53.00 |
|
|
Monday 08/10/2026 04:50 PM |
4.49 |
52.90 |
|
|
Monday 08/10/2026 05:00 PM |
4.49 |
52.90 |
|
|
Monday 08/10/2026 05:10 PM |
4.50 |
53.00 |
|
|
Monday 08/10/2026 05:20 PM |
4.50 |
53.00 |
|
|
Monday 08/10/2026 05:30 PM |
4.49 |
52.90 |
|
|
Monday 08/10/2026 05:40 PM |
4.49 |
52.90 |
|
|
Monday 08/10/2026 05:50 PM |
4.49 |
52.90 |
|
|
Monday 08/10/2026 06:00 PM |
4.49 |
52.90 |
|
|
Monday 08/10/2026 06:10 PM |
4.50 |
53.00 |
|
|
Monday 08/10/2026 06:20 PM |
4.54 |
53.60 |
|
|
Monday 08/10/2026 06:30 PM |
4.54 |
53.60 |
|
|
Monday 08/10/2026 06:40 PM |
4.51 |
53.20 |
|
|
Monday 08/10/2026 06:50 PM |
4.50 |
53.00 |
Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather
with mods by Saratoga-weather.org