Surf Forecasts:
How big are the waves at Mainside today (13 Oct):
- Afternoon surf: Afternoon surf (13 Oct, local time) - 2.5ft (0.8m), 13s period with E swell.
- Evening surf: Evening surf (13 Oct, local time) - 2ft (0.6m), 12s period with E swell.
The current surf forecast for Mainside at 6PM is: 0.7m 13s primary swell from a East direction and 0.1m 10s secondary swell from a Northeast direction, 0.5m 5s secondary swell from a Northwest direction (forecast issued at 02:00pm October 13). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Oct) | - | - |
| Afternoon (13 Oct) | 2.5ft (0.8m) | 13s |
| Evening (13 Oct) | 2ft (0.6m) | 12s |
Table - waves today at Mainside. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue afternoon. Warm (max 27°C on Tue afternoon, min 22°C on Thu morning). Winds decreasing (fresh winds from the NNE on Wed morning, light winds from the E by Thu night). | ||||||||||||||||||||
Tue 13 | Wednesday 14 | Thursday 15 | ||||||||||||||||||
12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | E 14 | E 13 | E 13 | E 12 | E 12 | E 12 | E 11 | N 5 | N 6 | N 7 | N 7 | N 7 | N 7 | N 8 | NNW 8 | NNE 8 | NNE 8 | NNW 8 | N 8 | N 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 297 | 222 | 160 | 103 | 100 | 95 | 59 | 87 | 181 | 248 | 233 | 266 | 295 | 336 | 161 | 202 | 140 | 119 | 169 | 138 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross-off | cross | cross-off | cross-off | cross-off |
High Tide | 8:13PM2.08m | 9:11AM1.86m | 8:37PM2.03m | 9:45AM1.75m | ||||||||||||||||
Low Tide | 2:22PM0.76m | 2:50AM0.25m | 2:46PM0.86m | 3:20AM0.31m | 3:11PM0.96m | |||||||||||||||
 | |  |  |  | |  |  | |  | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — |
 | — | — | 6:02 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:01 | — |
mm | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 23 | 22 | 23 | 23 | 23 | 23 |
Feels °C | 30 | 29 | 26 | 26 | 25 | 25 | 24 | 22 | 22 | 22 | 22 | 23 | 22 | 22 | 21 | 19 | 21 | 21 | 21 | 22 |
Swell 1 Height (m) Direction Period (s) | E 14 | E 13 | E 13 | E 12 | E 12 | E 12 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | N 8 | N 8 |
| kJ | 297 | 222 | 160 | 103 | 100 | 95 | 59 | 58 | 59 | 56 | 57 | 54 | 50 | 48 | 161 | 112 | 100 | 119 | 169 | 138 |
Swell 2 Height (m) Direction Period (s) | NW 6 | NW 5 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | ENE 10 | S 7 | S 7 | S 7 | S 7 | S 6 | E 10 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 11 | 10 | 4 | 4 | 4 | 4 | 4 | 4 | 10 | 1 | 1 | 1 | 1 | 1 | 46 | 29 | 29 | 30 | 31 | 30 |
Swell 3 Height (m) Direction Period (s) | SE 13 | ENE 11 | S 12 | SE 10 | SE 10 | SE 9 | SE 9 | SE 10 | SE 10 | — | — | — | — | — | S 6 | N 8 | N 8 | SE 9 | — | SE 9 |
| kJ | 7 | 11 | 3 | 4 | 4 | 3 | 3 | 4 | 4 | — | — | — | — | — | 1 | 66 | 47 | 3 | — | 3 |
Wind waves Height (m) Direction Period (s) | SE 4 | — | NW 5 | NNW 4 | NNW 5 | NNW 5 | NNW 5 | N 5 | N 6 | N 7 | N 7 | N 7 | N 7 | N 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | ENE 10 | E 9 |
| kJ | 7 | — | 13 | 30 | 57 | 49 | 42 | 87 | 181 | 248 | 233 | 266 | 295 | 336 | 153 | 202 | 140 | 87 | 96 | 87 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 6 | 15 | 15 | 36 | 608 | 608 | 608 | 608 | 652 | 652 | 650 | 650 | 27 | 27 | 27 | 27 | 13 | 27 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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