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Surf Forecasts:
Third Reef surfForecast / CAL – Humboldt / USA
48hr Weather and Surf, issued 10 am Sunday 31 May 2026 PDTForecast update in hr min s Forecast update imminent
Third Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Third Reef sea temperature is
11.5° C
(Which is slightly cooler than normal)How big are the waves at Third Reef today (31 May):
- Morning surf: Morning surf (31 May, local time) - 8ft (2.5m), 9s period with NW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 7ft (2.1m), 9s period with NW swell.
- Evening surf: Evening surf (31 May, local time) - 7ft (2.1m), 9s period with NW swell.
The current surf forecast for Third Reef at 2PM is: 2.1m 9s primary swell from a Northwest direction and 0.8m 21s secondary swell from a South-southwest direction, 0.3m 13s secondary swell from a South-southwest direction (forecast issued at 10:00am May 31). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 8ft (2.5m) | 9s |
| Afternoon (31 May) | 7ft (2.1m) | 9s |
| Evening (31 May) | 7ft (2.1m) | 9s |
Table - waves today at Third Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Sun afternoon, min 10°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NW 9 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NNW 9 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | |
1075 | 709 | 783 | 816 | 780 | 1168 | 680 | 708 | 687 | 696 | 508 | 497 | 768 | 759 | 751 | 742 | 708 | 566 | 552 | 539 | 532 | 532 | 525 | 525 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross | glassy | cross-on | cross-on | glassy | glassy | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | |
High Tide | 1:21PM1.29m | 11:35PM1.83m | 2:03PM1.30m | 00:09AM1.80m | 2:45PM1.29m | 00:44AM1.75m | ||||||||||||||||||
Low Tide | 6:25AM-0.32m | 5:44PM0.88m | 7:01AM-0.32m | 6:19PM0.92m | 7:37AM-0.29m | 6:56PM0.95m | ||||||||||||||||||
 | | | | |  | | | | |  | | | | | | | |  | | |  | |  | |
 | 5:50 | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 8:37 | — | — | — | — | — | — | — | 8:38 | — | — | — | — | — | — | — | 8:38 | — | — | 8:39 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 15 | 16 | 20 | 16 | 11 | 11 | 12 | 15 | 15 | 14 | 13 | 13 | 14 | 14 | 13 | 15 | 14 | 14 | 13 | 14 | 14 | 13 | 12 |
7 | 11 | 11 | 15 | 12 | 8 | 8 | 9 | 14 | 12 | 12 | 12 | 13 | 12 | 13 | 11 | 14 | 12 | 12 | 11 | 13 | 12 | 11 | 9 | |
Swell 1 Height (m) Direction Period (s) | NW 10 | SSW 21 | SSW 21 | SSW 20 | SSW 20 | NW 10 | NW 10 | WNW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
 kJ | 798 | 260 | 502 | 450 | 490 | 694 | 549 | 333 | 408 | 356 | 441 | 383 | 321 | 221 | 216 | 211 | 161 | 566 | 552 | 539 | 532 | 532 | 525 | 525 |
Swell 2 Height (m) Direction Period (s) | SSW 22 | SSW 18 | SSW 13 | SW 16 | SW 16 | SSW 20 | NNW 9 | NNW 9 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | S 14 | S 12 | SW 22 | WNW 8 | WNW 8 | WNW 13 | WNW 12 |
| kJ | 263 | 124 | 32 | 67 | 66 | 596 | 119 | 199 | 687 | 696 | 508 | 497 | 768 | 759 | 751 | 742 | 708 | 4 | 3 | 18 | 28 | 44 | 16 | 85 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 16 | SSW 20 | SSW 19 | NNW 9 | NNW 9 | SSW 15 | SSW 15 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | S 12 | S 15 | S 12 | SSW 21 | SSW 21 | SSW 22 | SSW 21 |
| kJ | 123 | 33 | 32 | 32 | 32 | 103 | 485 | 708 | 119 | 92 | 86 | 87 | 40 | 36 | 35 | 24 | 11 | 3 | 4 | 3 | 45 | 45 | 45 | 85 |
Wind waves Height (m) Direction Period (s) | NW 9 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NNW 9 | — | — | — | NNW 9 | NNW 9 | — | NNW 8 | NW 9 | NW 8 | NW 9 | WNW 8 | NW 8 | NW 6 | NW 6 | WNW 6 | WNW 6 | WNW 6 |
| kJ | 1075 | 709 | 783 | 816 | 780 | 1168 | 680 | — | — | — | 311 | 261 | — | 185 | 427 | 408 | 281 | 171 | 173 | 139 | 92 | 55 | 55 | 39 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 265 | 265 | 386 | 84 | 0 | 0 | 3 | 0 | 193 | 243 | 0 | 0 | 3 | 3 | 3 | 3 | 195 | 195 | 3 | 3 | 3 | 0 | 3 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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