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Klamath Rivermouth Surf Forecast
/ CAL – Del Norte County (8 breaks) / California (404 breaks) /
Surf Forecasts:
Klamath Rivermouth surfForecast / CAL – Del Norte County / USA
48hr Weather and Surf, issued 10 am Wednesday 15 Apr 2026 PDTForecast update in hr min s Forecast update imminent
Klamath Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Klamath Rivermouth sea temperature is
12.2° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Klamath Rivermouth today?
The current surf forecast for Klamath Rivermouth at 4PM is: 2.1m 9s primary swell from a West-northwest direction and 0.4m 13s secondary swell from a Southwest direction, 0.3m 16s secondary swell from a Southwest direction (forecast issued at 10:00am April 15). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Apr) | 4.5ft (1.3m) | 8s |
| Afternoon (15 Apr) | 7ft (2.2m) | 9s |
| Evening (15 Apr) | 7ft (2.1m) | 9s |
Table - waves today at Klamath Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
| 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 10 | 9 | 9 | 9 | 10 | 9 | 9 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 212 | 732 | 833 | 765 | 704 | 530 | 578 | 604 | 815 | 1009 | 1359 | 1632 | 1420 | 1111 | 653 | 517 | 373 | 320 | 300 | 263 | 257 | 252 | 95 | 145 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross | cross- off | off | off | off | cross- on | cross- on | cross- on | glass | glass | cross- off | cross- off |
High Tide / height (m) | ||||||||||||||||||||||||
Low Tide / height (m) | ||||||||||||||||||||||||
Wednesday 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
| Sunrise | 6:37 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:33 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:55 | - | - | - | - | - | - | - | 7:57 | - | - | - | - | - | - | - | 7:58 | - | - | - | - |
 |  | |  |  | | | | | | | | | | | | |  |  | |  | | | | |
Rain (mm) | 3 | 7 | 5 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 10 | 9 | 10 | 8 | 6 | 5 | 4 | 6 | 11 | 12 | 12 | 10 | 7 | 6 | 5 | 7 | 13 | 14 | 13 | 9 | 8 | 8 | 8 |
| Feels °C (?) | 5 | 6 | 6 | 5 | 4 | 2 | 1 | 0 | 2 | 5 | 4 | 5 | 5 | 3 | 2 | 1 | 4 | 10 | 11 | 11 | 7 | 7 | 6 | 6 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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