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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 4 pm Sunday 31 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
11.1° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Klamath Rivermouth today (31 May):
- Afternoon surf: Afternoon surf (31 May, local time) - 10ft (3.0m), 8s period with NW swell.
- Evening surf: Evening surf (31 May, local time) - 10ft (3.0m), 9s period with NW swell.
The current surf forecast for Klamath Rivermouth at 7PM is: 3.5m 9s primary swell from a Northwest direction and 3.0m 9s secondary swell from a Northwest direction, 0.5m 20s secondary swell from a Southwest direction (forecast issued at 04:00pm May 31). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | - | - |
| Afternoon (31 May) | 10ft (3.0m) | 8s |
| Evening (31 May) | 10ft (3.0m) | 9s |
Table - waves today at Klamath Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Mon morning, min 11°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 | 8 AM | 11 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 8 | NW 9 | NW 9 | NW 9 | NW 9 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 8 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | |
908 | 1788 | 1550 | 1010 | 718 | 602 | 524 | 449 | 379 | 427 | 433 | 375 | 370 | 366 | 362 | 350 | 330 | 260 | 254 | 254 | 251 | 250 | 248 | 245 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross-off | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy | glassy | cross-off | off | glassy | on | cross-on | cross-on | glassy | cross-on | glassy | cross-on | glassy | cross-on | |
High Tide | 1:28PM2.15m | 00:00AM2.67m | 2:09PM2.14m | 00:37AM2.64m | 2:52PM2.13m | 1:14AM2.59m | ||||||||||||||||||
Low Tide | 6:10PM1.54m | 7:16AM0.28m | 6:48PM1.57m | 7:56AM0.31m | 7:28PM1.60m | 8:35AM0.36m | ||||||||||||||||||
 | | |  | | | | | |  | | | |  | |  | | | |  | | | | | |
 | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — |
 | — | — | 8:43 | — | — | — | — | — | — | — | 8:43 | — | — | — | — | — | — | — | 8:44 | — | — | — | — | 8:45 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 17 | 15 | 13 | 12 | 12 | 16 | 20 | 19 | 18 | 13 | 12 | 13 | 11 | 14 | 17 | 17 | 15 | 13 | 12 | 13 | 11 | 15 | 18 |
13 | 12 | 12 | 11 | 10 | 10 | 14 | 17 | 17 | 17 | 13 | 11 | 11 | 10 | 14 | 16 | 16 | 14 | 12 | 11 | 13 | 10 | 15 | 15 | |
Swell 1 Height (m) Direction Period (s) | SW 21 | SW 21 | NW 9 | NW 9 | NW 9 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | WNW 7 | WNW 8 | WNW 8 | WNW 10 | WNW 12 | W 11 | W 11 |
 kJ | 222 | 212 | 1550 | 1010 | 718 | 602 | 524 | 449 | 379 | 427 | 433 | 349 | 241 | 215 | 164 | 122 | 116 | 102 | 114 | 123 | 142 | 250 | 209 | 157 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SW 20 | SW 20 | SW 20 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 16 | 16 | 192 | 309 | 306 | 303 | 299 | 290 | 269 | 258 | 255 | 375 | 370 | 366 | 362 | 350 | 330 | 260 | 254 | 254 | 251 | 248 | 248 | 245 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 13 | SSW 13 | — | SW 12 | SW 15 | SW 15 | — | SW 18 | — | — | — | — | NNW 7 | SW 22 | W 14 | W 12 | SW 21 | NW 6 | NW 5 |
| kJ | 16 | 10 | 41 | 41 | 42 | 16 | 16 | — | 6 | 34 | 33 | — | 370 | — | — | — | — | 26 | 18 | 14 | 28 | 18 | 8 | 14 |
Wind waves Height (m) Direction Period (s) | NW 8 | NW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 908 | 1788 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 371 | 541 | 251 | 0 | 0 | 0 | 0 | 354 | 403 | 169 | 0 | 0 | 0 | 0 | 0 | 28 | 28 | 28 | 0 | 28 | 0 | 7 | 0 | 28 |
Best forecast wave conditions in Del Norte County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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