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Cliffs Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Cliffs surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Wednesday 17 Sep 2025 HST
How big are the waves at Cliffs today?
The current surf forecast for Cliffs at 9AM is: 0.4m 16s primary swell from a Southwest direction and 0.4m 12s secondary swell from a South-southwest direction (forecast issued at 07:00am September 17). An open ocean swell of 1.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 1.5ft (0.4m) | 16s |
| Afternoon (17 Sep) | 1.5ft (0.4m) | 15s |
| Evening (17 Sep) | 1.5ft (0.4m) | 15s |
Table - waves today at Cliffs. (Swell directed towards the surf break)
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| 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) (?) | 16 | 6 | 16 | 15 | 15 | 15 | 15 | 15 | 7 | 7 | 6 | 6 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 18 | 18 | 18 | 17 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 65 | 173 | 61 | 88 | 87 | 86 | 56 | 55 | 181 | 196 | 143 | 119 | 78 | 77 | 105 | 102 | 139 | 68 | 68 | 68 | 176 | 243 | 243 | 232 |
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- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 1:35PM 0.69 | 2:08AM 0.33 | 2:13PM 0.67 | 2:43AM 0.39 | 2:46PM 0.64 | |||||||||||||||||||
Low Tide / height (m) | 6:20AM 0.12 | 8:45PM 0.08 | 7:18AM 0.11 | 9:06PM 0.08 | 8:09AM 0.10 | 9:26PM 0.07 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| Sunrise | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - |
 |  | | | | | | |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 |
| Feels °C (?) | 22 | 22 | 21 | 23 | 22 | 22 | 24 | 24 | 23 | 22 | 24 | 24 | 24 | 23 | 24 | 24 | 24 | 23 | 24 | 24 | 24 | 25 | 24 | 25 |
- Map Icons:
Break
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
Continuing clean conditions at Cliffs (light winds from the E at Saint Louis Heights wx 4 km from Cliffs). 0.5m 10s swell from the SSE with a 0.3m 11s groundswell from the SSW and a 0.2m 16s long period groundswell, also from the SSW. 3 swells combining to make bigger set waves.
Actual: 30 min ago
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