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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 Tuesday 12 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
12.4° C
(Which is slightly warmer than usual)How big are the waves at Klamath Rivermouth today?
The current surf forecast for Klamath Rivermouth at 3AM is: 1.3m 11s primary swell from a West direction and 0.6m 14s secondary swell from a Southwest direction (forecast issued at 10:00pm May 12). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 4.5ft (1.4m) | 11s |
| Afternoon (13 May) | 5.5ft (1.7m) | 12s |
| Evening (13 May) | 5.5ft (1.7m) | 11s |
Table - waves today at Klamath Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Tue night. Very mild (max 16°C on Thu afternoon, min 9°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Friday 15 | |||||||||||||||||||||
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 |   |    |    |    | ||||||||||||||||||||
W 12 | W 12 | W 11 | W 11 | W 11 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 10 | WNW 10 | WNW 10 | WNW 10 | NW 6 | NW 6 | W 9 | WNW 9 | WNW 9 | WNW 16 | NW 7 | NW 7 | |
274 | 341 | 364 | 467 | 396 | 759 | 814 | 800 | 752 | 606 | 595 | 584 | 530 | 523 | 586 | 733 | 255 | 188 | 136 | 237 | 208 | 203 | 342 | 440 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-off | glassy | glassy | glassy | on | on | cross-on | cross-on | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | |
High Tide | 9:04PM2.53m | 9:41AM2.10m | 9:37PM2.69m | 10:42AM2.18m | 10:14PM2.85m | 11:40AM2.26m | ||||||||||||||||||
Low Tide | 3:41AM0.85m | 3:16PM1.04m | 4:26AM0.53m | 4:02PM1.14m | 5:12AM0.23m | 4:48PM1.23m | ||||||||||||||||||
 |  |  |  |  | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — |
 | 8:24 | — | — | — | — | — | — | — | 8:25 | — | — | — | — | — | — | — | 8:27 | — | — | — | — | — | — | 8:28 |
— | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 12 | 11 | 12 | 15 | 15 | 14 | 12 | 9 | 9 | 9 | 12 | 15 | 16 | 15 | 12 | 10 | 10 | 9 | 12 | 14 | 14 | 13 |
12 | 11 | 12 | 10 | 12 | 13 | 12 | 11 | 10 | 7 | 7 | 7 | 10 | 12 | 12 | 11 | 9 | 8 | 8 | 7 | 10 | 10 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | W 11 | W 11 | W 11 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 10 | WNW 10 | SW 18 | SW 17 | WNW 10 | W 9 | NW 6 | WNW 9 | WNW 9 | WNW 16 | WNW 16 | WNW 15 |
 kJ | 274 | 341 | 364 | 467 | 396 | 759 | 814 | 800 | 752 | 606 | 595 | 584 | 530 | 523 | 78 | 74 | 123 | 87 | 89 | 237 | 188 | 203 | 329 | 392 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | W 13 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 16 | SW 16 | W 9 | SW 16 | WNW 16 | W 9 | SW 16 | SW 16 |
| kJ | 132 | 132 | 132 | 103 | 281 | 73 | 72 | 70 | 65 | 63 | 62 | 62 | 62 | 45 | 27 | 27 | 94 | 127 | 136 | 125 | 208 | 43 | 122 | 119 |
Swell 3 Height (m) Direction Period (s) | W 14 | W 15 | W 14 | W 4 | SW 14 | SW 20 | SW 19 | SSW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | W 20 | W 20 | SW 13 | WNW 18 | SW 16 | WNW 17 | SW 16 | SW 16 | — | — |
| kJ | 35 | 38 | 102 | 9 | 103 | 15 | 15 | 36 | 51 | 50 | 49 | 49 | 49 | 79 | 7 | 7 | 27 | 62 | 127 | 99 | 125 | 124 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 10 | WNW 10 | NW 6 | NW 6 | — | — | — | WNW 6 | NW 7 | NW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 586 | 733 | 255 | 188 | — | — | — | 132 | 342 | 440 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 541 | 541 | 541 | 23 | 0 | 0 | 0 | 16 | 371 | 541 | 541 | 201 | 0 | 0 | 0 | 16 | 541 | 541 | 540 |
Best forecast wave conditions in Del Norte County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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