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Third Reef surfForecast / CAL – Humboldt / USA
48hr Weather and Surf, issued 10 am Tuesday 19 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
9.7° C
(Which is 2.2°C colder than average for this time of year)How big are the waves at Third Reef today?
The current surf forecast for Third Reef at 5PM is: 1.3m 13s primary swell from a West-northwest direction and 0.4m 16s secondary swell from a Southwest direction, 1.8m 8s secondary swell from a Northwest direction (forecast issued at 10:00am May 19). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 7ft (2.1m) | 14s |
| Afternoon (19 May) | 7ft (2.1m) | 14s |
| Evening (19 May) | 7ft (2.1m) | 13s |
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 21°C on Tue afternoon, min 10°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
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 14 | NW 14 | NW 14 | WNW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | WNW 12 | NW 11 | WNW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 10 | |
1761 | 1736 | 1760 | 624 | 1430 | 1147 | 1922 | 2000 | 2049 | 1042 | 1313 | 1374 | 509 | 493 | 523 | 749 | 749 | 735 | 845 | 730 | 520 | 688 | 760 | 650 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | cross | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross | cross-on | cross-on | glassy | cross | cross | cross | cross-off | |
High Tide | 3:13PM1.40m | 1:37AM2.01m | 4:11PM1.40m | 2:34AM1.85m | 5:10PM1.42m | 3:39AM1.66m | ||||||||||||||||||
Low Tide | 8:11AM-0.66m | 7:40PM0.87m | 9:06AM-0.55m | 8:45PM0.89m | 10:03AM-0.39m | 10:05PM0.87m | ||||||||||||||||||
 | | | | |  | |  | | | | | | | | | |  | | | | | | | |
 | 5:56 | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 |
 | — | — | — | — | 8:28 | — | — | — | — | — | — | — | 8:29 | — | — | — | — | — | — | — | 8:30 | — | — | 8:30 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 18 | 17 | 21 | 17 | 11 | 10 | 11 | 14 | 17 | 20 | 19 | 14 | 10 | 11 | 12 | 15 | 14 | 14 | 14 | 14 | 13 | 12 | 13 |
10 | 14 | 13 | 15 | 13 | 7 | 7 | 8 | 11 | 13 | 14 | 13 | 10 | 7 | 8 | 10 | 14 | 11 | 12 | 14 | 13 | 11 | 9 | 11 | |
Swell 1 Height (m) Direction Period (s) | NW 14 | NW 14 | SW 16 | WNW 13 | SW 16 | NW 13 | NW 13 | NW 13 | NW 13 | SW 21 | SW 16 | SW 16 | WNW 12 | NW 11 | WNW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 |
 kJ | 1761 | 1736 | 69 | 624 | 96 | 1147 | 1147 | 1204 | 1167 | 224 | 90 | 89 | 509 | 493 | 523 | 749 | 749 | 735 | 789 | 730 | 520 | 589 | 589 | 650 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | S 15 | SW 16 | S 15 | SW 16 | SW 16 | SW 16 | SW 21 | SW 16 | S 14 | S 14 | SW 16 | SW 16 | SW 15 | SW 15 | SSW 19 | SW 19 | SW 19 | SW 15 | SW 15 | SW 15 | SW 15 | SW 17 |
| kJ | 69 | 42 | 70 | 69 | 39 | 96 | 96 | 68 | 162 | 65 | 61 | 59 | 122 | 119 | 112 | 79 | 251 | 303 | 184 | 113 | 115 | 116 | 116 | 142 |
Swell 3 Height (m) Direction Period (s) | S 16 | S 15 | SW 24 | S 15 | S 12 | S 15 | S 15 | S 14 | SW 16 | S 14 | SW 21 | SSW 21 | S 14 | S 14 | S 14 | S 14 | SW 15 | SW 15 | SW 15 | S 13 | S 13 | S 13 | S 13 | S 13 |
| kJ | 45 | 41 | 87 | 39 | 11 | 39 | 38 | 37 | 66 | 36 | 117 | 44 | 58 | 57 | 57 | 57 | 78 | 79 | 80 | 54 | 54 | 54 | 53 | 52 |
Wind waves Height (m) Direction Period (s) | — | NW 9 | NW 14 | NW 8 | NW 13 | NW 8 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 9 | NNW 8 | NNW 8 | — | — | — | NW 10 | — | NNW 9 | NW 9 | NW 9 | — |
| kJ | — | 730 | 1760 | 448 | 1430 | 477 | 1922 | 2000 | 2049 | 1042 | 1313 | 1374 | 388 | 235 | 147 | — | — | — | 845 | — | 154 | 688 | 760 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 193 | 211 | 385 | 57 | 29 | 3 | 0 | 3 | 193 | 238 | 211 | 243 | 3 | 0 | 0 | 0 | 169 | 283 | 0 | 3 | 3 | 3 | 0 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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