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Surf Forecasts:
Ranches surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 pm Monday 11 May 2026 HSTForecast update in hr min s Forecast update imminent
Ranches surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ranches sea temperature is
25.3° C
(Which is normal for this time of year)How big are the waves at Ranches today?
The current surf forecast for Ranches at 12AM is: 0.8m 11s primary swell from a Northwest direction and 1.2m 7s secondary swell from a North-northeast direction (forecast issued at 07:00pm May 11). An open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | - | - |
| Afternoon (12 May) | 3ft (0.9m) | 11s |
| Evening (12 May) | 2.5ft (0.8m) | 11s |
Table - waves today at Ranches. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Tue morning, min 23°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 11 | NW 11 | NW 11 | NNE 7 | NNE 7 | NE 6 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NW 9 | NW 9 | NW 17 | NW 16 | NW 16 | NW 15 | NW 15 | NW 15 | |
137 | 137 | 137 | 114 | 99 | 98 | 115 | 149 | 157 | 154 | 122 | 120 | 103 | 76 | 73 | 71 | 39 | 39 | 138 | 271 | 314 | 441 | 509 | 631 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | |
High Tide | 00:23AM0.36m | 1:50PM0.40m | 1:09AM0.31m | 2:29PM0.49m | 1:54AM0.26m | |||||||||||||||||||
Low Tide | 6:35PM0.12m | 7:02AM-0.06m | 7:47PM0.10m | 7:28AM-0.09m | 8:52PM0.07m | 7:58AM-0.12m | ||||||||||||||||||
 |  | | |  | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — |
 | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | 7:02 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 24 | 24 | 23 | 24 | 24 | 26 | 26 | 25 | 24 | 24 | 23 | 24 | 24 | 26 | 26 | 25 | 24 | 24 | 24 | 23 | 24 | 26 | 26 |
22 | 23 | 24 | 22 | 23 | 23 | 25 | 24 | 23 | 24 | 24 | 22 | 24 | 23 | 25 | 24 | 24 | 23 | 23 | 24 | 23 | 24 | 24 | 23 | |
Swell 1 Height (m) Direction Period (s) | NW 11 | NW 11 | NNE 7 | NNE 7 | NW 10 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NW 9 | NW 9 | NW 17 | NW 16 | NW 16 | NW 15 | NW 15 | NW 15 |
 kJ | 137 | 137 | 135 | 114 | 89 | 98 | 115 | 149 | 157 | 154 | 122 | 120 | 103 | 76 | 73 | 71 | 39 | 39 | 138 | 271 | 314 | 441 | 509 | 631 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SSW 17 | NW 11 | NW 11 | SE 8 | NW 10 | SSW 16 | S 16 | S 16 | S 16 | S 15 | S 15 | ESE 8 | S 15 | S 14 | SSW 15 | SSW 14 | SSW 14 | N 8 | N 8 | N 8 | SSW 14 | NW 11 | SW 14 |
| kJ | 102 | 101 | 137 | 92 | 29 | 63 | 144 | 131 | 129 | 79 | 72 | 69 | 37 | 67 | 66 | 84 | 82 | 82 | 31 | 32 | 22 | 113 | 43 | 50 |
Swell 3 Height (m) Direction Period (s) | ESE 6 | SE 9 | SSW 17 | ESE 7 | NNW 12 | S 16 | NW 11 | NW 10 | SSE 9 | SW 16 | SW 16 | SSW 15 | S 15 | SW 16 | SW 15 | S 14 | SE 9 | SSE 9 | SSW 14 | ESE 8 | ESE 8 | SE 10 | SSW 14 | SE 9 |
| kJ | 3 | 19 | 101 | 20 | 49 | 127 | 40 | 35 | 8 | 65 | 65 | 42 | 68 | 63 | 56 | 36 | 21 | 31 | 81 | 23 | 22 | 23 | 78 | 23 |
Wind waves Height (m) Direction Period (s) | NNE 6 | NNE 7 | SE 7 | E 6 | NNE 7 | NE 6 | NE 6 | NE 6 | ENE 6 | NE 6 | ENE 6 | ENE 6 | NE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | NE 6 | NE 6 | NE 6 | NE 7 | NE 7 | NE 7 |
| kJ | 108 | 131 | 11 | 143 | 99 | 91 | 75 | 95 | 96 | 85 | 77 | 77 | 51 | 68 | 71 | 90 | 111 | 103 | 88 | 74 | 76 | 116 | 105 | 105 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 156 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 | 0 | 0 | 0 | 0 | 0 | 8 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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