Illinois River At Lagrange Lock And Dam
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| Stage Color Key |
| 21 ft - Near Flood |
23 ft - Minor Flood |
27 ft - Moderate Flood |
29 ft - Major Flood |
Latest Observation:
Saturday December 20th, 2025 04:00 PM CST
River Status:
Normal
| |
Height |
Flow |
| Currently |
7.1 ft |
6.04 kcfs |
| Record |
34.66 ft |
126400 cfs |
| Forecast |
| |
Date (CST) |
Stage (ft) |
Flow (kcfs) |
|
|
Wednesday 12/31/1969 06:00 PM |
0.00 |
N/A |
|
|
Saturday 12/20/2025 06:00 PM |
7.30 |
7.07 |
|
|
Sunday 12/21/2025 12:00 AM |
7.20 |
6.30 |
|
|
Sunday 12/21/2025 06:00 AM |
7.20 |
6.30 |
|
|
Sunday 12/21/2025 12:00 PM |
7.20 |
6.30 |
|
|
Sunday 12/21/2025 06:00 PM |
7.20 |
6.30 |
|
|
Monday 12/22/2025 12:00 AM |
7.30 |
7.07 |
| Observation |
| |
Date (CST) |
Stage (ft) |
Flow (kcfs) |
|
|
Saturday 12/20/2025 06:00 AM |
-9,999.00 |
N/A |
|
|
Saturday 12/20/2025 06:30 AM |
7.28 |
6.91 |
|
|
Saturday 12/20/2025 07:00 AM |
7.33 |
7.31 |
|
|
Saturday 12/20/2025 07:30 AM |
7.34 |
7.39 |
|
|
Saturday 12/20/2025 08:00 AM |
7.35 |
7.48 |
|
|
Saturday 12/20/2025 08:30 AM |
7.31 |
7.15 |
|
|
Saturday 12/20/2025 09:00 AM |
7.37 |
7.65 |
|
|
Saturday 12/20/2025 09:30 AM |
7.28 |
6.91 |
|
|
Saturday 12/20/2025 10:00 AM |
7.27 |
6.83 |
|
|
Saturday 12/20/2025 10:30 AM |
7.27 |
6.83 |
|
|
Saturday 12/20/2025 11:00 AM |
7.25 |
6.67 |
|
|
Saturday 12/20/2025 11:30 AM |
7.23 |
6.52 |
|
|
Saturday 12/20/2025 12:00 PM |
7.22 |
6.45 |
|
|
Saturday 12/20/2025 12:30 PM |
7.18 |
6.25 |
|
|
Saturday 12/20/2025 01:00 PM |
8.41 |
10.90 |
|
|
Saturday 12/20/2025 01:30 PM |
7.20 |
6.30 |
|
|
Saturday 12/20/2025 02:00 PM |
7.17 |
6.22 |
|
|
Saturday 12/20/2025 02:30 PM |
7.15 |
6.17 |
|
|
Saturday 12/20/2025 03:00 PM |
7.03 |
5.87 |
|
|
Saturday 12/20/2025 03:30 PM |
6.98 |
5.74 |
Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather
with mods by Saratoga-weather.org