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Waimea Rivermouth Surf Forecast
/ HAW – Kaua'i (25 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Waimea Rivermouth surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 7 am Sunday 10 May 2026 HSTForecast update in hr min s Forecast update imminent
Waimea Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waimea Rivermouth sea temperature is
24.6° C
(Which is normal for this time of year)How big are the waves at Waimea Rivermouth today?
The current surf forecast for Waimea Rivermouth at 2PM is: 1.1m 6s primary swell from a East direction (forecast issued at 07:00am May 10). An open ocean swell of 1.2m 11s is not directed at the surf break, a second open ocean swell of 0.5m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 4ft (1.2m) | 6s |
| Afternoon (10 May) | 3.5ft (1.1m) | 6s |
| Evening (10 May) | 1ft (0.3m) | 8s |
Table - waves today at Waimea Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Sun morning. Warm (max 25°C on Sun morning, min 22°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NNW 10 | SSW 13 | E 6 | E 6 | SSW 13 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | E 8 | SSW 18 | SE 8 | SE 8 | E 6 | E 6 | ESE 7 | ESE 8 | E 7 | E 7 | E 7 | E 7 | E 7 | |
0 | 34 | 100 | 94 | 34 | 11 | 11 | 24 | 24 | 24 | 24 | 127 | 102 | 24 | 25 | 130 | 116 | 186 | 232 | 279 | 271 | 193 | 173 | 173 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 12:04PM0.19m | 11:10PM0.36m | 12:50PM0.27m | 11:53PM0.33m | 1:29PM0.36m | 00:34AM0.30m | ||||||||||||||||||
Low Tide | 6:12AM0.04m | 4:36PM0.13m | 6:27AM0.02m | 6:08PM0.14m | 6:47AM-0.02m | 7:23PM0.13m | ||||||||||||||||||
 |  |  | | | | | | | | |  | | | | | | | | | |  | | | |
 | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 6:00 |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:08 | — | — | 7:08 |
— | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | |
Temp °C | 23 | 24 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 23 |
24 | 25 | 26 | 26 | 26 | 24 | 24 | 23 | 24 | 24 | 26 | 26 | 25 | 24 | 23 | 23 | 24 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | |
Swell 1 Height (m) Direction Period (s) | NNE 7 | NNW 10 | NNW 10 | NNW 11 | NNW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | N 6 | NW 11 | N 7 | N 7 | NNE 7 | NNE 7 | NNE 6 | NNE 6 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 |
 kJ | 77 | 163 | 163 | 337 | 437 | 278 | 232 | 228 | 179 | 172 | 169 | 52 | 137 | 56 | 72 | 75 | 75 | 56 | 40 | 125 | 125 | 122 | 81 | 76 |
Swell 2 Height (m) Direction Period (s) | NNW 10 | NNE 6 | NNE 6 | NW 13 | SE 8 | N 6 | N 7 | N 6 | N 6 | N 6 | N 6 | NW 11 | SSW 18 | NW 11 | NW 11 | NW 10 | NW 10 | NNW 11 | NNW 10 | NNE 6 | SE 8 | NNE 6 | NNE 6 | NNE 6 |
| kJ | 170 | 44 | 42 | 85 | 24 | 68 | 70 | 68 | 54 | 54 | 54 | 140 | 102 | 137 | 90 | 89 | 64 | 91 | 78 | 37 | 43 | 30 | 24 | 26 |
Swell 3 Height (m) Direction Period (s) | NW 13 | SSW 13 | NW 13 | SE 8 | SSW 13 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | N 12 | NW 10 | SE 8 | SE 8 | N 6 | SE 8 | SE 9 | SE 9 |
| kJ | 40 | 34 | 108 | 11 | 34 | 11 | 11 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 69 | 35 | 34 | 43 | 16 | 44 | 37 | 47 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | E 6 | E 6 | E 6 | E 5 | E 5 | E 6 | E 6 | E 5 | E 5 | E 8 | NNE 6 | E 5 | E 5 | E 6 | E 6 | ESE 7 | ESE 8 | E 7 | E 7 | E 7 | E 7 | E 7 |
| kJ | 135 | 131 | 100 | 94 | 73 | 71 | 69 | 62 | 49 | 45 | 43 | 127 | 70 | 83 | 76 | 130 | 116 | 186 | 232 | 279 | 271 | 193 | 173 | 173 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 18 | 3 | 0 | 0 | 0 | 153 | 20 | 20 | 4 | 4 | 4 | 0 | 0 | 3 | 156 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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