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 1 pm Saturday 03 Jan 2026 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
25.5° C
(Which is slightly warmer than usual)How big are the waves at Number Fours today?
The current surf forecast for Number Fours at 4PM is: 1.0m 7s primary swell from a East direction (forecast issued at 01:00pm January 03). An open ocean swell of 1.4m 12s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Jan) | 4ft (1.2m) | 7s |
| Afternoon (03 Jan) | 3.5ft (1.0m) | 7s |
| Evening (03 Jan) | 3ft (0.9m) | 6s |
Table - waves today at Number Fours. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | |||||||||||||||||||||
| 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 | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 7 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 135 | 110 | 92 | 70 | 70 | 68 | 70 | 70 | 86 | 72 | 74 | 112 | 292 | 232 | 253 | 324 | 349 | 1141 | 1504 | 1631 | 1761 | 805 | 1664 | 1502 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross | glass | cross- on | cross | cross | on | cross- on | cross- on | cross | cross | cross | cross- off | cross | cross- off | cross | cross | cross | cross- off | cross | cross | cross | cross- on |
High Tide / height (m) | 4:13PM 0.19 | 5:00AM 0.80 | 5:08PM 0.21 | 5:40AM 0.75 | 6:05PM 0.23 | 6:18AM 0.68 | ||||||||||||||||||
Low Tide / height (m) | 11:47AM 0.02 | 9:26PM -0.06 | 12:24PM 0.02 | 10:14PM -0.02 | 1:01PM 0.02 | 11:03PM 0.03 | ||||||||||||||||||
Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:09 |
| Sunset | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:02 | - | - | - | - | - |
 | | |  |  | |  |  | | | | | | | | |  | | | |  | | |  | |
Rain (mm) | - | - | - | - | 1 | 1 | 2 | 2 | - | - | - | - | 1 | - | - | 2 | 1 | 4 | 2 | 2 | - | 1 | 4 | 5 |
| Temp. °C | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 21 | 21 | 22 | 22 | 23 | 22 | 23 |
| Feels °C (?) | 25 | 25 | 26 | 26 | 24 | 23 | 23 | 23 | 21 | 22 | 22 | 21 | 23 | 22 | 23 | 22 | 20 | 19 | 19 | 21 | 20 | 21 | 22 | 21 |
- 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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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Number Fours surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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