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:
Monday December 1st, 2025 10:00 AM CST
River Status:
Normal
| |
Height |
Flow |
| Currently |
6.77 ft |
5.24 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 |
|
|
Sunday 11/30/2025 06:00 PM |
7.00 |
5.79 |
|
|
Monday 12/01/2025 12:00 AM |
7.00 |
5.79 |
|
|
Monday 12/01/2025 06:00 AM |
7.10 |
6.04 |
|
|
Monday 12/01/2025 12:00 PM |
7.10 |
6.04 |
|
|
Monday 12/01/2025 06:00 PM |
7.20 |
6.30 |
|
|
Tuesday 12/02/2025 12:00 AM |
7.20 |
6.30 |
| Observation |
| |
Date (CST) |
Stage (ft) |
Flow (kcfs) |
|
|
Monday 12/01/2025 12:00 AM |
6.94 |
5.65 |
|
|
Monday 12/01/2025 12:30 AM |
6.96 |
5.70 |
|
|
Monday 12/01/2025 01:00 AM |
6.94 |
5.65 |
|
|
Monday 12/01/2025 01:30 AM |
6.95 |
5.67 |
|
|
Monday 12/01/2025 02:00 AM |
6.95 |
5.67 |
|
|
Monday 12/01/2025 02:30 AM |
6.85 |
5.43 |
|
|
Monday 12/01/2025 03:00 AM |
8.13 |
9.86 |
|
|
Monday 12/01/2025 03:30 AM |
6.80 |
5.31 |
|
|
Monday 12/01/2025 04:00 AM |
6.81 |
5.34 |
|
|
Monday 12/01/2025 04:30 AM |
6.79 |
5.29 |
|
|
Monday 12/01/2025 05:00 AM |
6.76 |
5.22 |
|
|
Monday 12/01/2025 05:30 AM |
6.81 |
5.34 |
|
|
Monday 12/01/2025 06:00 AM |
6.84 |
5.41 |
|
|
Monday 12/01/2025 06:30 AM |
6.77 |
5.24 |
|
|
Monday 12/01/2025 07:00 AM |
8.29 |
10.50 |
|
|
Monday 12/01/2025 07:30 AM |
6.69 |
4.99 |
|
|
Monday 12/01/2025 08:00 AM |
6.68 |
4.90 |
|
|
Monday 12/01/2025 08:30 AM |
6.65 |
4.62 |
|
|
Monday 12/01/2025 09:00 AM |
6.66 |
4.71 |
|
|
Monday 12/01/2025 09:30 AM |
6.65 |
4.62 |
Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather
with mods by Saratoga-weather.org