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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 am Thursday 30 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
12.6° 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 12PM is: 1.2m 13s primary swell from a West-northwest direction and 1.2m 7s secondary swell from a Northwest direction (forecast issued at 04:00am April 30). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 4ft (1.2m) | 13s |
| Afternoon (30 Apr) | 4ft (1.2m) | 13s |
| Evening (30 Apr) | 3.5ft (1.0m) | 13s |
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 Sat night. Very mild (max 15°C on Thu morning, min 9°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | ||||||||||||||||||||||
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 | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | NW 8 | NW 8 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | NW 8 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NW 9 | NW 8 | NW 8 | NW 8 | |
512 | 563 | 468 | 461 | 461 | 431 | 350 | 405 | 334 | 294 | 356 | 418 | 398 | 386 | 510 | 393 | 308 | 380 | 444 | 246 | 502 | 593 | 532 | 439 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | glassy | cross-off | cross-on | cross-on | cross-on | glassy | cross-off | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-off | glassy | glassy | glassy | on | cross-on | cross-on | cross-on | cross | |
High Tide | 12:07PM2.25m | 11:28PM2.69m | 12:51PM2.25m | 11:57PM2.69m | 1:34PM2.22m | |||||||||||||||||||
Low Tide | 5:45AM0.48m | 5:28PM1.20m | 6:20AM0.37m | 6:02PM1.31m | 6:56AM0.32m | 6:37PM1.40m | ||||||||||||||||||
 |  |  |  | | | | | | | |  | | | | | | | | | | | |  | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:12 | — | — | — | — | — | — | — | 8:13 | — | — | — | — | — | — | — | 8:14 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | |
Temp °C | 10 | 9 | 10 | 15 | 15 | 14 | 11 | 10 | 10 | 10 | 11 | 13 | 14 | 13 | 11 | 10 | 10 | 9 | 11 | 14 | 15 | 14 | 11 | 11 |
8 | 8 | 8 | 13 | 13 | 12 | 11 | 9 | 9 | 9 | 10 | 12 | 12 | 10 | 10 | 9 | 9 | 8 | 10 | 13 | 13 | 11 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | NW 7 | WNW 13 | NW 7 | WNW 13 | WNW 13 | WNW 13 | NW 7 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | WNW 12 | WNW 12 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | NW 8 | WNW 12 | WNW 11 | NW 8 | NW 8 |
 kJ | 231 | 563 | 147 | 461 | 461 | 431 | 327 | 318 | 292 | 269 | 262 | 231 | 398 | 386 | 510 | 258 | 189 | 171 | 167 | 200 | 150 | 183 | 532 | 439 |
Swell 2 Height (m) Direction Period (s) | WNW 14 | NW 7 | WNW 13 | NW 7 | SW 14 | SW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 13 | WNW 13 | WNW 13 | SW 13 | WSW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WSW 13 | WNW 20 | WNW 11 | WNW 11 |
| kJ | 512 | 165 | 468 | 143 | 53 | 53 | 350 | 405 | 334 | 294 | 356 | 418 | 27 | 17 | 373 | 393 | 308 | 380 | 444 | 246 | 16 | 77 | 140 | 97 |
Swell 3 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 14 | — | SW 11 | WSW 14 | WSW 14 | SW 14 | WSW 13 | SW 13 | SW 13 | SW 16 | SW 16 | SW 13 | WNW 8 | WNW 8 | WNW 8 | WSW 13 | WNW 9 | W 21 | WSW 12 | WNW 20 | WNW 19 |
| kJ | 34 | 34 | 54 | 54 | — | 5 | 20 | 20 | 30 | 18 | 28 | 28 | 10 | 10 | 27 | 75 | 80 | 51 | 16 | 62 | 36 | 15 | 127 | 120 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NW 7 | NW 7 | — | — | — | — | — | — | NW 7 | NW 7 | — | — | — | — | — | — | NW 9 | NW 8 | — | — |
| kJ | — | — | — | — | 151 | 247 | — | — | — | — | — | — | 269 | 353 | — | — | — | — | — | — | 502 | 593 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 28 | 371 | 541 | 0 | 0 | 0 | 0 | 0 | 28 | 423 | 541 | 23 | 0 | 0 | 0 | 0 | 28 | 542 | 646 | 23 | 7 |
Best forecast wave conditions in Del Norte County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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