Columbia River At St. Helens
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| Stage Color Key |
| 14.5 ft - Near Flood |
15.5 ft - Minor Flood |
18 ft - Moderate Flood |
21 ft - Major Flood |
Latest Observation:
Friday September 11th, 2026 09:36 PM CDT
River Status:
Normal
| |
Height |
Flow |
| Currently |
3.88 ft |
N/A |
| Record |
27.1 ft |
N/A |
| Forecast |
| |
Date (CDT) |
Stage (ft) |
Flow (kcfs) |
|
|
Wednesday 12/31/1969 06:00 PM |
0.00 |
N/A |
|
|
Friday 09/11/2026 07:00 PM |
4.27 |
N/A |
|
|
Friday 09/11/2026 08:00 PM |
4.50 |
N/A |
|
|
Friday 09/11/2026 09:00 PM |
4.27 |
N/A |
|
|
Friday 09/11/2026 10:00 PM |
3.78 |
N/A |
|
|
Friday 09/11/2026 11:00 PM |
3.31 |
N/A |
|
|
Saturday 09/12/2026 12:00 AM |
2.82 |
N/A |
| Observation |
| |
Date (CDT) |
Stage (ft) |
Flow (kcfs) |
|
|
Friday 09/11/2026 07:36 PM |
4.30 |
N/A |
|
|
Friday 09/11/2026 07:42 PM |
4.33 |
N/A |
|
|
Friday 09/11/2026 07:48 PM |
4.36 |
N/A |
|
|
Friday 09/11/2026 07:54 PM |
4.39 |
N/A |
|
|
Friday 09/11/2026 08:00 PM |
4.42 |
N/A |
|
|
Friday 09/11/2026 08:06 PM |
4.45 |
N/A |
|
|
Friday 09/11/2026 08:12 PM |
4.46 |
N/A |
|
|
Friday 09/11/2026 08:18 PM |
4.47 |
N/A |
|
|
Friday 09/11/2026 08:24 PM |
4.47 |
N/A |
|
|
Friday 09/11/2026 08:30 PM |
4.47 |
N/A |
|
|
Friday 09/11/2026 08:36 PM |
4.46 |
N/A |
|
|
Friday 09/11/2026 08:42 PM |
4.44 |
N/A |
|
|
Friday 09/11/2026 08:48 PM |
4.40 |
N/A |
|
|
Friday 09/11/2026 08:54 PM |
4.36 |
N/A |
|
|
Friday 09/11/2026 09:00 PM |
4.31 |
N/A |
|
|
Friday 09/11/2026 09:06 PM |
4.25 |
N/A |
|
|
Friday 09/11/2026 09:12 PM |
4.18 |
N/A |
|
|
Friday 09/11/2026 09:18 PM |
4.10 |
N/A |
|
|
Friday 09/11/2026 09:24 PM |
4.03 |
N/A |
|
|
Friday 09/11/2026 09:30 PM |
3.96 |
N/A |
Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather
with mods by Saratoga-weather.org