Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Number Fours surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Wednesday 24 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Number Fours surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Number Fours sea temperature is
25.7° C
(Which is slightly warmer than usual)How big are the waves at Number Fours today?
The current surf forecast for Number Fours at 11AM is: 2.0m 7s primary swell from a East-northeast direction and 0.4m 14s secondary swell from a Southwest direction (forecast issued at 07:00am December 24). An open ocean swell of 1.0m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Dec) | 7ft (2.1m) | 8s |
| Afternoon (24 Dec) | 5ft (1.6m) | 7s |
| Evening (24 Dec) | 6ft (1.8m) | 7s |
Table - waves today at Number Fours. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 24 | Thursday 25 | Friday 26 | Sat 27 | |||||||||||||||||||||
| 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 | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 408 | 469 | 414 | 292 | 268 | 337 | 335 | 293 | 254 | 212 | 175 | 131 | 93 | 93 | 104 | 119 | 104 | 85 | 85 | 81 | 84 | 100 | 107 | 110 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross | cross | cross | cross | cross | cross | glass | cross- off |
High Tide / height (m) | 6:55AM 0.64 | 7:56PM 0.23 | 7:32AM 0.59 | 9:14PM 0.28 | 8:12AM 0.52 | 10:29PM 0.36 | ||||||||||||||||||
Low Tide / height (m) | 2:32PM 0.05 | 12:14AM 0.14 | 3:05PM 0.04 | 1:29AM 0.20 | 3:38PM 0.02 | |||||||||||||||||||
Wednesday 24 | Thursday 25 | Friday 26 | Sat 27 | |||||||||||||||||||||
| Sunrise | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 5:55 | - | - | - | - | - | - | - | 5:55 | - | - | - | - | - | - | - | 5:57 | - | - | - |
 |  | |  | | | |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 24 | 24 | 24 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 23 | 23 |
| Feels °C (?) | 18 | 18 | 20 | 20 | 20 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 21 | 21 | 21 | 21 | 23 | 24 | 24 | 25 | 25 | 24 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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