- Forecast
- Maps
- Live
- Weather State
- Spot Information
Banyans Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Banyans surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Monday 18 May 2026 HSTForecast update in hr min s Forecast update imminent
Banyans surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Banyans sea temperature is
26.4° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Banyans today?
The current surf forecast for Banyans at 7PM is: 0.6m 14s primary swell from a South-southwest direction (forecast issued at 01:00pm May 18). An open ocean swell of 0.4m 16s is not directed at the surf break, a second open ocean swell of 0.3m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 2.5ft (0.7m) | 14s |
| Afternoon (18 May) | 2.5ft (0.7m) | 15s |
| Evening (18 May) | 2ft (0.6m) | 14s |
Table - waves today at Banyans. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 24mm), heaviest during Mon afternoon. Warm (max 27°C on Mon afternoon, min 24°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 15 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 16 | WNW 9 | S 16 | |
246 | 277 | 125 | 123 | 125 | 236 | 236 | 180 | 180 | 160 | 239 | 236 | 210 | 213 | 213 | 156 | 156 | 105 | 102 | 102 | 67 | 147 | 17 | 0 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross | cross | cross-on | cross-on | glassy | glassy | cross-on | on | on | cross | cross | cross-on | cross-on | glassy | cross-on | on | glassy | glassy | glassy | cross-on | glassy | cross | |
High Tide | 5:35PM0.92m | 5:22AM0.29m | 6:27PM0.88m | 6:27AM0.28m | 7:20PM0.82m | 7:53AM0.29m | ||||||||||||||||||
Low Tide | 10:00AM-0.01m | 1:02AM0.15m | 10:44AM0.03m | 2:04AM0.15m | 11:33AM0.09m | 3:06AM0.15m | ||||||||||||||||||
 | | |  | | | |  | | | | | | | | | | | |  |  | | |  | |
 | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:46 | — |
 | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | 6:53 |
1 | 2 | 3 | 1 | 1 | 2 | 1 | — | 1 | 1 | 2 | 2 | 1 | 1 | 1 | — | — | 1 | 1 | — | 1 | 1 | — | — | |
Temp °C | 27 | 27 | 26 | 26 | 25 | 24 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 |
30 | 29 | 29 | 29 | 28 | 27 | 29 | 30 | 28 | 29 | 30 | 28 | 28 | 28 | 26 | 28 | 28 | 28 | 30 | 28 | 28 | 28 | 28 | 27 | |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | S 16 | SSW 16 | S 16 | S 16 |
 kJ | 246 | 277 | 125 | 123 | 125 | 236 | 236 | 180 | 180 | 160 | 239 | 236 | 210 | 213 | 213 | 156 | 156 | 105 | 102 | 102 | 134 | 147 | 132 | 132 |
Swell 2 Height (m) Direction Period (s) | SW 19 | SW 19 | SSW 16 | SSW 16 | SSW 16 | S 10 | SW 18 | SSW 17 | SSW 17 | SSW 17 | S 10 | S 10 | S 10 | SSW 16 | SW 16 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 96 | 96 | 87 | 51 | 51 | 17 | 80 | 101 | 99 | 101 | 7 | 7 | 7 | 25 | 41 | 103 | 62 | 103 | 102 | 96 | 67 | 56 | 56 | 55 |
Swell 3 Height (m) Direction Period (s) | S 6 | SSW 20 | SSW 20 | SSW 20 | SSW 19 | SSW 18 | SSE 10 | SW 18 | SW 18 | S 10 | NW 11 | NW 11 | SW 16 | S 14 | SSW 6 | SW 16 | SSW 16 | SSW 6 | SSW 6 | NNW 10 | SSE 3 | SSW 4 | WNW 9 | S 4 |
| kJ | 6 | 75 | 75 | 75 | 72 | 31 | 11 | 80 | 49 | 7 | 5 | 5 | 10 | 4 | 4 | 41 | 25 | 4 | 4 | 10 | 2 | 6 | 17 | 1 |
Wind waves Height (m) Direction Period (s) | — | NNW 9 | NNW 9 | S 10 | — | NNW 9 | — | — | NW 8 | — | — | — | — | WNW 10 | — | S 6 | SSW 6 | NNW 3 | — | S 14 | — | NNW 9 | NW 3 | — |
| kJ | — | 8 | 8 | 17 | — | 8 | — | — | 3 | — | — | — | — | 36 | — | 3 | 4 | 7 | — | 35 | — | 8 | 2 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 121 | 49 | 21 | 17 | 95 | 2 | 0 | 0 | 121 | 124 | 121 | 3 | 99 | 99 | 2 | 0 | 21 | 134 | 0 | 0 | 0 | 2 | 2 | 1 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Banyans surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest