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Surf Forecasts:
Third Reef surfForecast / CAL – Humboldt / USA
48hr Weather and Surf, issued 3 am Monday 15 Dec 2025 PSTForecast 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
13.0° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Third Reef today?
The current surf forecast for Third Reef at 5AM is: 0.8m 9s primary swell from a West-southwest direction and 0.4m 14s secondary swell from a Southwest direction, 0.3m 3s secondary swell from a South direction (forecast issued at 03:00am December 15). The wind direction is predicted to be cross-offshore.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 3ft (0.9m) | 9s |
| Afternoon (15 Dec) | 4.5ft (1.3m) | 11s |
| Evening (15 Dec) | 6ft (1.9m) | 11s |
Table - waves today at Third Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 9 | 9 | 9 | 9 | 11 | 10 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 148 | 108 | 135 | 129 | 84 | 372 | 615 | 1018 | 1610 | 1806 | 1768 | 1599 | 1420 | 1302 | 1207 | 1122 | 1045 | 1045 | 1031 | 1141 | 1013 | 895 | 1076 | 1074 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | glass | cross- off | glass | glass | glass | glass | glass | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | on | cross- on | on | cross- on | cross- on | off | cross- off |
High Tide / height (m) | 7:35AM 1.90 | 9:17PM 1.31 | 8:08AM 1.95 | 10:09PM 1.36 | 8:41AM 1.99 | |||||||||||||||||||
Low Tide / height (m) | 1:04AM 0.81 | 2:50PM 0.20 | 1:50AM 0.91 | 3:30PM 0.06 | 2:34AM 0.98 | 4:07PM -0.04 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:30 | - | - | - | - | - | - | - | 7:31 | - | - | - | - | - | - | - | 7:31 | - | - | - | - |
| Sunset | - | - | - | - | - | 4:51 | - | - | - | - | - | - | - | 4:52 | - | - | - | - | - | - | - | 4:52 | - | - |
 |  | |  |  | | | | | | | |  | |  | |  | | |  |  | |  | | |
Rain (mm) | - | - | - | 1 | - | - | - | - | - | - | - | - | 7 | 10 | 7 | 9 | 4 | 2 | 1 | - | - | - | - | - |
| Temp. °C | 10 | 11 | 12 | 13 | 15 | 14 | 16 | 15 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 14 | 13 | 12 | 11 | 11 |
| Feels °C (?) | 8 | 9 | 9 | 11 | 13 | 13 | 16 | 15 | 17 | 17 | 16 | 15 | 15 | 13 | 13 | 14 | 13 | 13 | 12 | 11 | 10 | 10 | 9 | 9 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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