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:
Reef Runway (Hickam Harbor) surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Saturday 20 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Reef Runway (Hickam Harbor) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Reef Runway (Hickam Harbor) sea temperature is
25.6° C
(Which is slightly warmer than usual)How big are the waves at Reef Runway (Hickam Harbor) today?
The current surf forecast for Reef Runway (Hickam Harbor) at 3AM is: 0.5m 6s primary swell from a South-southeast direction (forecast issued at 01:00am December 20). An open ocean swell of 0.6m 11s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Dec) | 1.5ft (0.5m) | 5s |
| Afternoon (20 Dec) | 1.5ft (0.5m) | 5s |
| Evening (20 Dec) | 1.5ft (0.5m) | 5s |
Table - waves today at Reef Runway (Hickam Harbor). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||||||||||||
| 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 | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 7 | 7 | 7 | 15 | 15 | 15 | 14 | 14 | 18 | 17 | 16 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 18 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 9 | 15 | 15 | 11 | 67 | 67 | 67 | 66 | 64 | 79 | 76 | 69 | 129 | 127 | 127 | 125 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | glass | on | cross- on | glass | glass | 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- off | cross- off |
High Tide / height (m) | 4:45AM 0.71 | 4:18PM 0.16 | 5:20AM 0.71 | 5:01PM 0.16 | 5:56AM 0.70 | 5:50PM 0.16 | ||||||||||||||||||
Low Tide / height (m) | 8:52PM -0.04 | 12:09PM 0.06 | 9:27PM -0.04 | 12:46PM 0.05 | 10:03PM -0.02 | 1:25PM 0.05 | ||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:05 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - | 5:54 | - |
 |  |  |  |  |  | | | |  | | | |  | | | | | | | | | | | |
Rain (mm) | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 23 |
| Feels °C (?) | 26 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 25 | 26 | 24 | 26 | 25 | 23 | 23 | 23 | 23 | 22 | 21 | 23 | 21 | 20 |
- 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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