Surf Forecasts:
How big are the waves at Big Lefts today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 2.5ft (0.8m), 14s period with E swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 2.5ft (0.8m), 13s period with E swell.
- Evening surf: Evening surf (30 Sep, local time) - 3.5ft (1.0m), 8s period with E swell.
The current surf forecast for Big Lefts at 9AM is: 0.8m 14s primary swell from a East direction and 1.1m 8s secondary swell from a East-northeast direction, 0.9m 6s secondary swell from a South direction (forecast issued at 01:00am September 30). An open ocean swell of 0.9m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 2.5ft (0.8m) | 14s |
| Afternoon (30 Sep) | 2.5ft (0.8m) | 13s |
| Evening (30 Sep) | 3.5ft (1.0m) | 8s |
Table - waves today at Big Lefts. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Wed afternoon. Warm (max 27°C on Thu morning, min 25°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 16 | SW 16 | E 14 | E 14 | E 14 | E 13 | E 8 | SSW 14 | E 8 | E 14 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | S 14 | ENE 7 | SSW 14 | SSW 13 | SSW 12 | SSW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 318 | 254 | 253 | 253 | 232 | 165 | 124 | 186 | 149 | 453 | 127 | 127 | 127 | 121 | 124 | 101 | 101 | 101 | 94 | 86 | 154 | 133 | 123 | 121 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | cross-off | cross | cross-on | cross | cross-off | cross-off |
High Tide | 6:52AM0.68m | 6:03PM0.26m | 7:58AM0.67m | 7:08PM0.20m | 9:13AM0.67m | 9:28PM0.18m | ||||||||||||||||||
Low Tide | 11:17PM0.03m | 2:19PM0.20m | 11:54PM0.05m | 4:19PM0.18m | 00:41AM0.08m | 5:54PM0.15m | ||||||||||||||||||
 | |  |  | | |  | | | | |  | | |  | | | |  | | | |  | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | — | — | — | 2 | 2 | 3 | 3 | 2 | 1 | 1 | 3 | 2 | — | — | 1 | 1 | 2 | 1 | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 27 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 26 | 27 | 26 | 27 | 26 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 27 | 29 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | S 6 | E 8 | E 8 | E 14 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | E 6 | ENE 6 | ENE 6 | SSW 12 |
| kJ | 192 | 192 | 159 | 159 | 149 | 124 | 66 | 124 | 149 | 453 | 127 | 127 | 127 | 121 | 124 | 101 | 101 | 96 | 91 | 86 | 86 | 33 | 33 | 121 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | WSW 11 | W 10 | W 10 | W 10 | W 10 | E 8 | S 6 | W 8 | W 8 | S 5 | S 5 | W 8 | S 5 | S 5 | S 5 | W 8 | W 8 | W 8 | W 8 | W 9 | SSW 13 | SSW 12 | W 8 |
| kJ | 278 | 254 | 167 | 156 | 216 | 159 | 124 | 52 | 46 | 47 | 34 | 33 | 32 | 25 | 26 | 18 | 31 | 31 | 48 | 50 | 54 | 133 | 123 | 51 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SW 16 | E 14 | E 14 | E 14 | E 13 | W 9 | SSW 14 | E 14 | SW 14 | W 8 | W 8 | E 13 | W 8 | W 8 | W 8 | S 5 | S 14 | S 14 | N 10 | SSW 14 | E 7 | W 9 | E 7 |
| kJ | 318 | 245 | 253 | 253 | 232 | 165 | 85 | 186 | 140 | 102 | 50 | 47 | 84 | 30 | 29 | 30 | 13 | 101 | 94 | 48 | 154 | 47 | 54 | 36 |
Wind waves Height (m) Direction Period (s) | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 5 | S 5 | S 5 | S 5 | S 5 | SSE 5 | — | — | — | — | — | SSE 5 | SSE 5 | — | ENE 6 |
| kJ | 17 | 66 | 55 | 55 | 66 | 80 | 96 | 75 | 39 | 37 | 53 | 53 | 25 | 42 | 35 | — | — | — | — | — | 18 | 21 | — | 33 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 19 | 19 | 43 | 21 | 21 | 46 | 25 | 44 | 25 | 19 | 21 | 0 | 43 | 44 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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