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:
Sunday April 19th, 2026 12:00 PM CDT
River Status:
Minor Flooding
| |
Height |
Flow |
| Currently |
18.3 ft |
241 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 |
|
|
Sunday 04/19/2026 07:00 PM |
18.20 |
239.00 |
|
|
Monday 04/20/2026 01:00 AM |
18.20 |
239.00 |
|
|
Monday 04/20/2026 07:00 AM |
18.10 |
237.00 |
|
|
Monday 04/20/2026 01:00 PM |
18.10 |
237.00 |
|
|
Monday 04/20/2026 07:00 PM |
18.10 |
237.00 |
|
|
Tuesday 04/21/2026 01:00 AM |
18.10 |
237.00 |
| Observation |
| |
Date (CDT) |
Stage (ft) |
Flow (kcfs) |
|
|
Sunday 04/19/2026 08:40 AM |
18.26 |
240.00 |
|
|
Sunday 04/19/2026 08:50 AM |
18.25 |
240.00 |
|
|
Sunday 04/19/2026 09:00 AM |
18.23 |
240.00 |
|
|
Sunday 04/19/2026 09:10 AM |
18.26 |
240.00 |
|
|
Sunday 04/19/2026 09:20 AM |
18.25 |
240.00 |
|
|
Sunday 04/19/2026 09:30 AM |
18.25 |
240.00 |
|
|
Sunday 04/19/2026 09:40 AM |
18.26 |
240.00 |
|
|
Sunday 04/19/2026 09:50 AM |
18.25 |
240.00 |
|
|
Sunday 04/19/2026 10:00 AM |
18.25 |
240.00 |
|
|
Sunday 04/19/2026 10:10 AM |
18.28 |
241.00 |
|
|
Sunday 04/19/2026 10:20 AM |
18.26 |
240.00 |
|
|
Sunday 04/19/2026 10:30 AM |
18.23 |
240.00 |
|
|
Sunday 04/19/2026 10:40 AM |
18.32 |
241.00 |
|
|
Sunday 04/19/2026 10:50 AM |
18.29 |
241.00 |
|
|
Sunday 04/19/2026 11:00 AM |
18.29 |
241.00 |
|
|
Sunday 04/19/2026 11:10 AM |
18.28 |
241.00 |
|
|
Sunday 04/19/2026 11:20 AM |
18.29 |
241.00 |
|
|
Sunday 04/19/2026 11:30 AM |
18.26 |
240.00 |
|
|
Sunday 04/19/2026 11:40 AM |
18.18 |
239.00 |
|
|
Sunday 04/19/2026 11:50 AM |
18.28 |
241.00 |
Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather
with mods by Saratoga-weather.org