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:
Friday June 19th, 2026 04:00 AM CDT
River Status:
Near Flood Stage
| |
Height |
Flow |
| Currently |
22.65 ft |
59.2 kcfs |
| Record |
34.66 ft |
126400 cfs |
| Forecast |
| |
Date (CDT) |
Stage (ft) |
Flow (kcfs) |
|
|
Wednesday 12/31/1969 06:00 PM |
0.00 |
N/A |
|
|
Friday 06/19/2026 07:00 AM |
23.00 |
N/A |
|
|
Friday 06/19/2026 01:00 PM |
23.10 |
N/A |
|
|
Friday 06/19/2026 07:00 PM |
23.30 |
N/A |
|
|
Saturday 06/20/2026 01:00 AM |
23.40 |
N/A |
|
|
Saturday 06/20/2026 07:00 AM |
23.50 |
N/A |
|
|
Saturday 06/20/2026 01:00 PM |
23.70 |
N/A |
| Observation |
| |
Date (CDT) |
Stage (ft) |
Flow (kcfs) |
|
|
Thursday 06/18/2026 06:00 PM |
22.53 |
N/A |
|
|
Thursday 06/18/2026 06:30 PM |
22.54 |
N/A |
|
|
Thursday 06/18/2026 07:00 PM |
22.55 |
N/A |
|
|
Thursday 06/18/2026 07:30 PM |
22.58 |
N/A |
|
|
Thursday 06/18/2026 08:00 PM |
22.58 |
N/A |
|
|
Thursday 06/18/2026 08:30 PM |
22.61 |
N/A |
|
|
Thursday 06/18/2026 09:00 PM |
22.59 |
N/A |
|
|
Thursday 06/18/2026 09:30 PM |
22.61 |
N/A |
|
|
Thursday 06/18/2026 10:00 PM |
22.62 |
N/A |
|
|
Thursday 06/18/2026 10:30 PM |
22.65 |
N/A |
|
|
Thursday 06/18/2026 11:00 PM |
22.65 |
N/A |
|
|
Thursday 06/18/2026 11:30 PM |
22.66 |
N/A |
|
|
Friday 06/19/2026 12:00 AM |
22.67 |
N/A |
|
|
Friday 06/19/2026 12:30 AM |
22.68 |
N/A |
|
|
Friday 06/19/2026 01:00 AM |
22.69 |
N/A |
|
|
Friday 06/19/2026 01:30 AM |
22.70 |
N/A |
|
|
Friday 06/19/2026 02:00 AM |
22.71 |
N/A |
|
|
Friday 06/19/2026 02:30 AM |
22.73 |
N/A |
|
|
Friday 06/19/2026 03:00 AM |
22.74 |
N/A |
|
|
Friday 06/19/2026 03:30 AM |
22.76 |
N/A |
Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather
with mods by Saratoga-weather.org