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 18th, 2026 02:30 AM CDT
River Status:
Normal
| |
Height |
Flow |
| Currently |
2.6 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 |
|
|
Thursday 09/17/2026 07:00 PM |
1.60 |
N/A |
|
|
Thursday 09/17/2026 08:00 PM |
2.33 |
N/A |
|
|
Thursday 09/17/2026 09:00 PM |
3.00 |
N/A |
|
|
Thursday 09/17/2026 10:00 PM |
3.49 |
N/A |
|
|
Thursday 09/17/2026 11:00 PM |
3.79 |
N/A |
|
|
Friday 09/18/2026 12:00 AM |
3.78 |
N/A |
| Observation |
| |
Date (CDT) |
Stage (ft) |
Flow (kcfs) |
|
|
Friday 09/18/2026 12:36 AM |
3.57 |
N/A |
|
|
Friday 09/18/2026 12:42 AM |
3.50 |
N/A |
|
|
Friday 09/18/2026 12:48 AM |
3.44 |
N/A |
|
|
Friday 09/18/2026 12:54 AM |
3.37 |
N/A |
|
|
Friday 09/18/2026 01:00 AM |
3.31 |
N/A |
|
|
Friday 09/18/2026 01:06 AM |
3.25 |
N/A |
|
|
Friday 09/18/2026 01:12 AM |
3.18 |
N/A |
|
|
Friday 09/18/2026 01:18 AM |
3.13 |
N/A |
|
|
Friday 09/18/2026 01:24 AM |
3.07 |
N/A |
|
|
Friday 09/18/2026 01:30 AM |
3.02 |
N/A |
|
|
Friday 09/18/2026 01:36 AM |
2.97 |
N/A |
|
|
Friday 09/18/2026 01:42 AM |
2.91 |
N/A |
|
|
Friday 09/18/2026 01:48 AM |
2.86 |
N/A |
|
|
Friday 09/18/2026 01:54 AM |
2.82 |
N/A |
|
|
Friday 09/18/2026 02:00 AM |
2.79 |
N/A |
|
|
Friday 09/18/2026 02:06 AM |
2.75 |
N/A |
|
|
Friday 09/18/2026 02:12 AM |
2.70 |
N/A |
|
|
Friday 09/18/2026 02:18 AM |
2.67 |
N/A |
|
|
Friday 09/18/2026 02:24 AM |
2.64 |
N/A |
|
|
Friday 09/18/2026 02:30 AM |
2.60 |
N/A |
Data Courtesy of the Advanced Hydrologic Prediction Service
Script Courtesy of Dennis at East Masonville Weather
with mods by Saratoga-weather.org