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Waimanalo Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Waimanalo surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Thursday 04 Sep 2025 HST
How big are the waves at Waimanalo today?
The current surf forecast for Waimanalo at 9AM is: 0.5m 11s primary swell from a Northwest direction and 0.5m 8s secondary swell from a North direction, 0.9m 5s secondary swell from a East direction (forecast issued at 07:00am September 04). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Sep) | 1.5ft (0.5m) | 11s |
| Afternoon (04 Sep) | 1.5ft (0.5m) | 11s |
| Evening (04 Sep) | 1.5ft (0.5m) | 11s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Thursday 04 | Friday 05 | Saturday 06 | Sun 07 | |||||||||||||||||||||
| 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) (?) | 11 | 11 | 11 | 11 | 11 | 11 | 5 | 6 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 11 | 13 | 10 | 10 | 12 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 146 | 147 | 138 | 127 | 127 | 138 | 166 | 173 | 142 | 124 | 121 | 114 | 123 | 122 | 111 | 124 | 177 | 157 | 185 | 186 | 165 | 177 | 248 | 213 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | on | on | on | on | cross- on |
High Tide / height (m) | 1:46PM 0.66 | 12:34AM 0.36 | 2:08PM 0.68 | 1:18AM 0.41 | 2:30PM 0.68 | |||||||||||||||||||
Low Tide / height (m) | 6:01AM 0.00 | 8:08PM 0.20 | 6:41AM -0.02 | 8:21PM 0.17 | 7:20AM -0.02 | 8:40PM 0.13 | ||||||||||||||||||
Thursday 04 | Friday 05 | Saturday 06 | Sun 07 | |||||||||||||||||||||
| Sunrise | - | 6:15 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:44 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:42 | - | - | - |
 |  |  | | | | | | | | | | | | | |  | | | | | | | | |
Rain (mm) | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - |
| Temp. °C | 25 | 25 | 26 | 26 | 25 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 |
| Feels °C (?) | 23 | 23 | 25 | 24 | 23 | 23 | 22 | 23 | 25 | 25 | 25 | 24 | 24 | 23 | 24 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 26 |
- 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 Waimanalo (calm at Maunalani Heights wx 10 km from Waimanalo). 0.8m 5s windswell from the E with a 0.6m 11s groundswell from the NW and a 0.4m 7s swell from the N as well as a 0.3m 11s groundswell from the E. 4 swells combining to make bigger set waves.
Actual: 18 min ago
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