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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 pm Sunday 17 May 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
11.0° C
(Which is slightly cooler than normal)How big are the waves at Klamath Rivermouth today?
The current surf forecast for Klamath Rivermouth at 2AM is: 2.0m 8s primary swell from a Northwest direction and 0.3m 14s secondary swell from a Southwest direction (forecast issued at 10:00pm May 17). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 5ft (1.6m) | 8s |
| Afternoon (18 May) | 8ft (2.4m) | 8s |
| Evening (18 May) | 10ft (3.0m) | 8s |
Table - waves today at Klamath Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Tue morning, min 9°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wednesday 20 | |||||||||||||||||||||
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 | 8 AM | 11 AM | 2 PM | 5 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | WNW 16 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | NW 13 | NW 7 | NW 8 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | NW 8 | NW 8 | |
1223 | 665 | 540 | 456 | 381 | 314 | 477 | 1245 | 1249 | 789 | 784 | 763 | 1933 | 1797 | 2454 | 956 | 637 | 703 | 692 | 710 | 540 | 452 | 1060 | 1707 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | cross-on | cross | cross | glassy | cross-off | cross | cross-on | cross-on | cross-on | |
High Tide | 00:23AM3.08m | 2:27PM2.31m | 1:13AM3.02m | 3:25PM2.29m | 2:07AM2.90m | 4:24PM2.28m | ||||||||||||||||||
Low Tide | 7:39AM-0.16m | 7:16PM1.44m | 8:32AM-0.11m | 8:13PM1.49m | 9:26AM0.02m | |||||||||||||||||||
 |  | | | | | | | | | | | | | | | |  | | | | | | | |
 | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — |
 | 8:30 | — | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:31 | — | — | — | — | — | — | 8:32 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 12 | 10 | 9 | 13 | 17 | 17 | 17 | 14 | 13 | 12 | 11 | 14 | 18 | 18 | 17 | 14 | 13 | 13 | 11 | 14 | 17 | 18 | 17 |
9 | 8 | 6 | 6 | 11 | 13 | 12 | 12 | 10 | 10 | 9 | 8 | 12 | 14 | 13 | 13 | 12 | 12 | 12 | 9 | 12 | 13 | 13 | 13 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | WNW 18 | WNW 16 | WNW 16 | NW 8 | NW 8 | NW 8 | WNW 14 | WNW 14 | SW 16 | SW 16 | WNW 13 | NW 8 | NW 8 | NW 7 | NW 8 | WNW 12 | SW 21 | SW 16 |
 kJ | 31 | 665 | 540 | 456 | 381 | 314 | 176 | 273 | 452 | 789 | 414 | 406 | 1933 | 1797 | 42 | 67 | 613 | 499 | 345 | 285 | 344 | 452 | 162 | 64 |
Swell 2 Height (m) Direction Period (s) | SW 18 | WNW 11 | SW 14 | SW 14 | SW 13 | WNW 18 | WNW 14 | SW 16 | SW 16 | WNW 16 | WNW 15 | WNW 14 | SW 16 | SW 16 | SW 24 | WSW 24 | SW 16 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | SW 21 | SW 16 | SW 21 |
| kJ | 12 | 164 | 29 | 29 | 28 | 106 | 40 | 42 | 41 | 773 | 784 | 763 | 43 | 42 | 87 | 54 | 69 | 703 | 692 | 710 | 540 | 162 | 64 | 71 |
Swell 3 Height (m) Direction Period (s) | — | SW 14 | WSW 18 | SW 18 | WNW 19 | WSW 18 | WSW 17 | WNW 13 | WNW 13 | SW 16 | WNW 11 | SW 17 | SW 24 | WSW 24 | WSW 24 | WSW 24 | SW 24 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 21 | SW 21 |
| kJ | — | 30 | 31 | 12 | 37 | 31 | 30 | 17 | 35 | 42 | 117 | 43 | 22 | 54 | 54 | 54 | 22 | 95 | 68 | 68 | 41 | 40 | 117 | 72 |
Wind waves Height (m) Direction Period (s) | NW 8 | — | — | — | — | — | NW 8 | NW 8 | NW 8 | — | — | — | — | — | NW 13 | NW 7 | NW 8 | — | — | — | — | NW 8 | NW 8 | NW 8 |
| kJ | 1223 | — | — | — | — | — | 477 | 1245 | 1249 | — | — | — | — | — | 2454 | 956 | 637 | — | — | — | — | 414 | 1060 | 1707 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 540 | 541 | 541 | 0 | 0 | 0 | 0 | 355 | 540 | 541 | 540 | 0 | 0 | 0 | 0 | 371 | 403 | 540 | 212 | 0 | 0 | 7 | 23 | 354 |
Best forecast wave conditions in Del Norte County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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