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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 27 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
11.3° C
(Which is slightly cooler than normal)How big are the waves at Klamath Rivermouth today (27 May):
- Morning surf: Morning surf (27 May, local time) - 10ft (3.0m), 11s period with WNW swell.
- Afternoon surf: Afternoon surf (27 May, local time) - 11ft (3.5m), 10s period with NW swell.
- Evening surf: Evening surf (27 May, local time) - 13ft (4.0m), 10s period with NW swell.
The current surf forecast for Klamath Rivermouth at 4PM is: 4.0m 10s primary swell from a Northwest direction and 0.4m 14s secondary swell from a Southwest direction, 0.3m 23s secondary swell from a West-northwest direction (forecast issued at 10:00am May 27). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | 10ft (3.0m) | 11s |
| Afternoon (27 May) | 11ft (3.5m) | 10s |
| Evening (27 May) | 13ft (4.0m) | 10s |
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 17°C on Wed morning, min 10°C on Fri night). Winds decreasing (fresh winds from the NW on Wed afternoon, calm by Thu night). | ||||||||||||||||||||||||
Wednesday 27 | Thursday 28 | Friday 29 | Sat 30 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 11 | WNW 11 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 20 | WNW 19 | WNW 18 | WNW 18 | WNW 17 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | NW 8 | WNW 13 | WNW 13 | WNW 13 | |
1935 | 1493 | 2574 | 2649 | 2561 | 1509 | 1083 | 1157 | 1814 | 1974 | 1969 | 2084 | 2032 | 2007 | 1846 | 1505 | 2230 | 2285 | 1127 | 758 | 632 | 623 | 732 | 604 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | cross | cross-on | cross-on | cross | cross | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | glassy | glassy | |
High Tide | 10:24AM2.03m | 9:44PM2.63m | 11:17AM2.07m | 10:16PM2.65m | 12:04PM2.11m | 10:49PM2.67m | ||||||||||||||||||
Low Tide | 3:31PM1.28m | 4:47AM0.52m | 4:13PM1.38m | 5:25AM0.40m | 4:53PM1.46m | |||||||||||||||||||
 |  | | | |  |  |  | | | |  | | | | | | | | | | | | | |
 | 5:47 | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 |
 | — | — | — | — | 8:38 | — | — | — | — | — | — | — | 8:39 | — | — | — | — | — | — | — | 8:40 | — | — | 8:42 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 17 | 17 | 17 | 15 | 14 | 12 | 11 | 15 | 15 | 17 | 15 | 13 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 12 | 10 | 10 | 10 |
10 | 13 | 12 | 13 | 13 | 14 | 11 | 9 | 13 | 13 | 14 | 13 | 12 | 12 | 12 | 11 | 11 | 12 | 11 | 11 | 10 | 9 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | SW 14 | SW 14 | WNW 22 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | WNW 17 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | NW 8 | NW 8 | NW 8 |
 kJ | 1935 | 1493 | 103 | 73 | 363 | 1509 | 1083 | 836 | 664 | 528 | 1969 | 2084 | 2032 | 2007 | 1846 | 1505 | 2230 | 2285 | 1127 | 758 | 632 | 565 | 361 | 304 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 15 | WNW 24 | WNW 23 | SW 14 | WNW 21 | WNW 20 | WNW 19 | WNW 18 | WNW 18 | WNW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | SW 13 | SW 14 | SW 14 | SW 14 | SW 14 | WNW 13 | WNW 13 | WNW 13 |
| kJ | 119 | 112 | 55 | 106 | 73 | 637 | 1032 | 1157 | 1814 | 1974 | 430 | 354 | 288 | 256 | 232 | 262 | 28 | 47 | 47 | 48 | 54 | 623 | 732 | 604 |
Swell 3 Height (m) Direction Period (s) | — | W 25 | — | — | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 16 | — | — | SSW 16 | S 21 | SW 15 | SW 14 | SW 14 |
| kJ | — | 12 | — | — | 73 | 73 | 73 | 73 | 73 | 73 | 72 | 51 | 50 | 48 | 47 | 47 | 25 | — | — | 25 | 9 | 54 | 53 | 52 |
Wind waves Height (m) Direction Period (s) | — | — | NW 10 | NW 10 | NW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 7 | NW 8 | NW 8 | — | — | — |
| kJ | — | — | 2574 | 2649 | 2561 | — | — | — | — | — | — | — | — | — | — | — | — | — | 410 | 634 | 611 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 19 | 438 | 762 | 192 | 212 | 7 | 0 | 0 | 7 | 90 | 90 | 43 | 19 | 0 | 0 | 23 | 23 | 371 | 403 | 423 | 28 | 0 | 0 | 0 |
Best forecast wave conditions in Del Norte County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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