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Reef Runway (Hickam Harbor) Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Reef Runway (Hickam Harbor) surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 pm Wednesday 17 Sep 2025 HST
How big are the waves at Reef Runway (Hickam Harbor) today?
The current surf forecast for Reef Runway (Hickam Harbor) at 1AM is: 0.4m 15s primary swell from a South-southwest direction and 0.5m 9s secondary swell from a Southeast direction (forecast issued at 07:00pm September 17). An open ocean swell of 1.1m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 2ft (0.6m) | 14s |
| Afternoon (18 Sep) | 1.5ft (0.4m) | 14s |
| Evening (18 Sep) | 1.5ft (0.4m) | 14s |
Table - waves today at Reef Runway (Hickam Harbor). (Swell directed towards the surf break)
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| 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 | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 87 | 86 | 86 | 85 | 138 | 133 | 133 | 78 | 78 | 76 | 121 | 118 | 116 | 116 | 120 | 106 | 176 | 318 | 225 | 317 | 371 | 366 | 452 | 441 |
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 | 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 | cross- off |
High Tide / height (m) | 2:17AM 0.31 | 2:28PM 0.66 | 2:54AM 0.37 | 3:02PM 0.63 | 3:29AM 0.43 | |||||||||||||||||||
Low Tide / height (m) | 8:47PM 0.05 | 7:24AM 0.05 | 9:10PM 0.04 | 8:14AM 0.05 | 9:31PM 0.03 | 8:59AM 0.06 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:20 | - | - |
| Sunset | 6:32 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - |
 |  | | | | | | | | | | | | | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 27 | 25 | 25 | 25 | 25 | 25 | 26 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 27 |
| Feels °C (?) | 24 | 23 | 25 | 25 | 24 | 23 | 24 | 25 | 24 | 24 | 25 | 26 | 25 | 24 | 25 | 25 | 26 | 26 | 24 | 24 | 25 | 24 | 24 | 25 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for HAW - Oahu
The wind is still cross-off at Reef Runway (Hickam Harbor) (moderate winds from the E at Honolulu Airport 2 km from Reef Runway (Hickam Harbor)). 0.8m 8s swell from the SE with a 0.5m 12s groundswell from the SSW and a 0.3m 15s groundswell, also from the SSW. 3 swells combining to make bigger set waves.
2 h 12 min ago
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