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Surf Forecasts:
Generals surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 7 am Tuesday 05 May 2026 HSTForecast update in hr min s Forecast update imminent
Generals surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Generals sea temperature is
25.9° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Generals today?
The current surf forecast for Generals at 3PM is: 0.7m 12s primary swell from a Northwest direction and 0.3m 12s secondary swell from a South-southwest direction (forecast issued at 07:00am May 05). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 May) | 2.5ft (0.7m) | 12s |
| Afternoon (05 May) | 2.5ft (0.7m) | 12s |
| Evening (05 May) | 2ft (0.6m) | 12s |
Table - waves today at Generals. (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 24°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | SSW 18 | SSW 18 | SSW 18 | NW 11 | NW 11 | NW 10 | NNW 10 | SSW 16 | SSW 16 | SSW 16 | SSW 19 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 | |
148 | 144 | 141 | 139 | 137 | 110 | 79 | 103 | 104 | 103 | 73 | 72 | 69 | 68 | 201 | 144 | 82 | 117 | 94 | 159 | 221 | 258 | 206 | 308 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | on | on | cross-on | on | on | cross-on | cross | cross-on | cross-on | cross-on | cross | cross | glassy | cross-on | glassy | glassy | on | on | cross-on | glassy | cross-on | cross-on | |
High Tide | 5:30AM0.16m | 6:36PM0.61m | 6:28AM0.15m | 7:25PM0.59m | 7:50AM0.15m | 8:18PM0.57m | ||||||||||||||||||
Low Tide | 10:40AM0.02m | 2:37AM0.09m | 11:18AM0.05m | 3:36AM0.08m | 12:08PM0.09m | |||||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | |  | |
 | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | 5:50 |
 | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:49 | — | — | 6:49 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 25 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 25 | 26 | 26 | 26 | 25 | 24 | 24 | 24 | 25 | 26 | 26 | 26 | 25 | 24 | 24 |
28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | |
Swell 1 Height (m) Direction Period (s) | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | S 16 | NNW 10 | SSW 16 | SSW 16 | NW 10 | NW 10 | S 15 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 |
 kJ | 148 | 144 | 141 | 139 | 137 | 110 | 79 | 97 | 96 | 75 | 73 | 72 | 131 | 68 | 201 | 144 | 47 | 47 | 109 | 159 | 221 | 258 | 206 | 308 |
Swell 2 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSE 5 | SSE 9 | SE 9 | SE 9 | SSW 18 | SSW 18 | SSW 18 | S 16 | NW 10 | S 16 | NNW 10 | NW 10 | SSW 16 | SSW 19 | NW 16 | S 14 | SSW 15 | S 18 | NNW 12 | S 17 |
| kJ | 50 | 49 | 48 | 28 | 6 | 32 | 21 | 21 | 104 | 103 | 61 | 129 | 69 | 131 | 65 | 48 | 82 | 117 | 94 | 107 | 121 | 162 | 121 | 149 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 6 | SSE 6 | SSW 12 | SSW 12 | SSW 12 | SSW 18 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SSW 19 | SSW 14 | NNW 10 | SSW 18 | S 18 | SSW 14 | S 18 | SSW 14 |
| kJ | 22 | 22 | 10 | 6 | 28 | 27 | 26 | 103 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 72 | 69 | 37 | 106 | 162 | 70 | 162 | 61 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | S 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 123 | 100 | 95 | 95 | 17 | 70 | 1 | 70 | 95 | 80 | 1 | 80 | 0 | 4 | 0 | 0 | 119 | 121 | 95 | 0 | 17 | 17 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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