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Rocky Rights/Lefts and Gas Chambers Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Rocky Rights/Lefts and Gas Chambers surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Wednesday 20 May 2026 HSTForecast update in hr min s Forecast update imminent
Rocky Rights/Lefts and Gas Chambers surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rocky Rights/Lefts and Gas Chambers sea temperature is
25.5° C
(Which is normal for this time of year)How big are the waves at Rocky Rights/Lefts and Gas Chambers today?
The current surf forecast for Rocky Rights/Lefts and Gas Chambers at 9AM is: 0.6m 10s primary swell from a North-northwest direction (forecast issued at 01:00am May 20). An open ocean swell of 0.4m 16s is not directed at the surf break, a second open ocean swell of 2.1m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 2ft (0.6m) | 10s |
| Afternoon (20 May) | 1.5ft (0.5m) | 11s |
| Evening (20 May) | 1.5ft (0.5m) | 11s |
Table - waves today at Rocky Rights/Lefts and Gas Chambers. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Fri night. Warm (max 25°C on Wed afternoon, min 22°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NW 10 | NW 10 | NNW 10 | NW 10 | NNW 11 | NNW 10 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NNW 10 | NNW 10 | NW 11 | NW 11 | NW 11 | NW 11 | |
108 | 104 | 67 | 47 | 65 | 97 | 65 | 63 | 41 | 33 | 37 | 24 | 24 | 24 | 23 | 23 | 25 | 25 | 38 | 40 | 56 | 56 | 57 | 57 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 6:46PM0.77m | 7:41PM0.72m | 7:30AM0.27m | 8:31PM0.66m | ||||||||||||||||||||
Low Tide | 10:03AM0.06m | 10:48AM0.14m | 4:50AM0.26m | 11:43AM0.23m | ||||||||||||||||||||
 | |  |  | | | | | | | | | | | | | | | | | | | | | |
 | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:06 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | — | — | — | 7:06 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 24 | 24 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 23 |
23 | 23 | 23 | 22 | 23 | 21 | 20 | 20 | 19 | 19 | 19 | 20 | 20 | 18 | 18 | 19 | 19 | 19 | 19 | 20 | 20 | 18 | 19 | 20 | |
Swell 1 Height (m) Direction Period (s) | NW 10 | NW 10 | NNW 10 | NW 10 | NNW 11 | NNW 10 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NNW 10 | NNW 10 | NW 11 | NW 11 | NW 11 | NW 11 |
 kJ | 108 | 104 | 67 | 47 | 65 | 97 | 65 | 63 | 41 | 33 | 37 | 24 | 24 | 24 | 23 | 23 | 25 | 25 | 38 | 40 | 56 | 56 | 57 | 57 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SW 16 | SW 16 | NNW 11 | SSW 16 | SSW 16 | NW 9 | NW 9 | NW 9 | WNW 9 | SSW 13 | SSW 13 | SSW 14 | S 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | S 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 44 | 64 | 64 | 43 | 50 | 50 | 13 | 13 | 12 | 8 | 16 | 16 | 20 | 5 | 22 | 21 | 21 | 21 | 17 | 21 | 20 | 19 | 18 | 18 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SW 13 | NNW 12 | SW 16 | NW 10 | S 14 | SSW 13 | SSW 14 | SSW 13 | SSW 13 | S 16 | S 16 | S 16 | SW 14 | SW 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 18 | S 18 | S 18 | S 17 |
| kJ | 10 | 7 | 28 | 64 | 14 | 4 | 18 | 20 | 17 | 17 | 21 | 20 | 5 | 8 | 8 | 3 | 3 | 3 | 3 | 3 | 6 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | E 8 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 464 | 437 | 535 | 603 | 684 | 748 | 721 | 785 | 871 | 893 | 893 | 893 | 893 | 1071 | 1121 | 1147 | 1123 | 1048 | 975 | 934 | 839 | 878 | 909 | 878 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 23 | 4 | 23 | 23 | 25 | 25 | 25 | 165 | 165 | 166 | 166 | 169 | 165 | 168 | 304 | 167 | 25 | 25 | 25 | 167 | 168 | 170 | 167 | 25 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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