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 24th, 2026 10:00 PM CDT
River Status:
Normal
| |
Height |
Flow |
| Currently |
3.42 ft |
38.5 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 08/24/2026 07:00 PM |
4.60 |
54.40 |
|
|
Tuesday 08/25/2026 01:00 AM |
4.50 |
53.00 |
|
|
Tuesday 08/25/2026 07:00 AM |
4.40 |
51.70 |
|
|
Tuesday 08/25/2026 01:00 PM |
4.30 |
50.30 |
|
|
Tuesday 08/25/2026 07:00 PM |
4.20 |
48.90 |
|
|
Wednesday 08/26/2026 01:00 AM |
4.10 |
47.60 |
| Observation |
| |
Date (CDT) |
Stage (ft) |
Flow (kcfs) |
|
|
Monday 08/24/2026 06:40 PM |
3.69 |
42.00 |
|
|
Monday 08/24/2026 06:50 PM |
3.67 |
41.80 |
|
|
Monday 08/24/2026 07:00 PM |
3.66 |
41.60 |
|
|
Monday 08/24/2026 07:10 PM |
3.67 |
41.80 |
|
|
Monday 08/24/2026 07:20 PM |
3.64 |
41.40 |
|
|
Monday 08/24/2026 07:30 PM |
3.68 |
41.90 |
|
|
Monday 08/24/2026 07:40 PM |
3.65 |
41.50 |
|
|
Monday 08/24/2026 07:50 PM |
3.64 |
41.40 |
|
|
Monday 08/24/2026 08:00 PM |
3.67 |
41.80 |
|
|
Monday 08/24/2026 08:10 PM |
3.63 |
41.20 |
|
|
Monday 08/24/2026 08:20 PM |
3.63 |
41.20 |
|
|
Monday 08/24/2026 08:30 PM |
3.60 |
40.80 |
|
|
Monday 08/24/2026 08:40 PM |
3.68 |
41.90 |
|
|
Monday 08/24/2026 08:50 PM |
3.66 |
41.60 |
|
|
Monday 08/24/2026 09:00 PM |
3.64 |
41.40 |
|
|
Monday 08/24/2026 09:10 PM |
3.59 |
40.70 |
|
|
Monday 08/24/2026 09:20 PM |
3.61 |
41.00 |
|
|
Monday 08/24/2026 09:30 PM |
3.50 |
39.50 |
|
|
Monday 08/24/2026 09:40 PM |
3.37 |
37.80 |
|
|
Monday 08/24/2026 09:50 PM |
3.44 |
38.70 |
Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather
with mods by Saratoga-weather.org