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 January 3rd, 2026 02:00 AM CST
River Status:
Normal
| |
Height |
Flow |
| Currently |
10.13 ft |
15.3 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 |
|
|
Friday 01/02/2026 06:00 PM |
10.20 |
15.50 |
|
|
Saturday 01/03/2026 12:00 AM |
10.20 |
15.50 |
|
|
Saturday 01/03/2026 06:00 AM |
10.10 |
15.20 |
|
|
Saturday 01/03/2026 12:00 PM |
10.00 |
14.90 |
|
|
Saturday 01/03/2026 06:00 PM |
9.90 |
14.60 |
|
|
Sunday 01/04/2026 12:00 AM |
9.80 |
14.40 |
| Observation |
| |
Date (CST) |
Stage (ft) |
Flow (kcfs) |
|
|
Friday 01/02/2026 04:00 PM |
-9,999.00 |
N/A |
|
|
Friday 01/02/2026 04:30 PM |
10.09 |
15.20 |
|
|
Friday 01/02/2026 05:00 PM |
10.11 |
15.20 |
|
|
Friday 01/02/2026 05:30 PM |
10.10 |
15.20 |
|
|
Friday 01/02/2026 06:00 PM |
10.14 |
15.30 |
|
|
Friday 01/02/2026 06:30 PM |
10.14 |
15.30 |
|
|
Friday 01/02/2026 07:00 PM |
10.14 |
15.30 |
|
|
Friday 01/02/2026 07:30 PM |
10.59 |
16.70 |
|
|
Friday 01/02/2026 08:00 PM |
10.17 |
15.40 |
|
|
Friday 01/02/2026 08:30 PM |
10.11 |
15.20 |
|
|
Friday 01/02/2026 09:00 PM |
10.08 |
15.10 |
|
|
Friday 01/02/2026 09:30 PM |
10.14 |
15.30 |
|
|
Friday 01/02/2026 10:00 PM |
10.16 |
15.40 |
|
|
Friday 01/02/2026 10:30 PM |
10.12 |
15.30 |
|
|
Friday 01/02/2026 11:00 PM |
10.17 |
15.40 |
|
|
Friday 01/02/2026 11:30 PM |
10.20 |
15.50 |
|
|
Saturday 01/03/2026 12:00 AM |
10.13 |
15.30 |
|
|
Saturday 01/03/2026 12:30 AM |
10.14 |
15.30 |
|
|
Saturday 01/03/2026 01:00 AM |
10.13 |
15.30 |
|
|
Saturday 01/03/2026 01:30 AM |
10.13 |
15.30 |
Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather
with mods by Saratoga-weather.org