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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 1 pm Saturday 09 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 4PM is: 0.3m 15s primary swell from a South-southwest direction (forecast issued at 01:00pm May 09). An open ocean swell of 0.9m 6s is not directed at the surf break, a second open ocean swell of 0.8m 11s is not directed at the surf break, a second open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 May) | 1.5ft (0.4m) | 16s |
| Afternoon (09 May) | 1ft (0.3m) | 15s |
| Evening (09 May) | 1.5ft (0.4m) | 15s |
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 3mm), mostly falling on Sat afternoon. Warm (max 25°C on Sat afternoon, min 23°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 9 | Sunday 10 | Monday 11 | Tue 12 | |||||||||||||||||||||
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 15 | SSW 15 | SSW 15 | ENE 7 | SSW 14 | E 7 | SSW 13 | E 7 | E 6 | SSW 13 | SSW 11 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 7 | E 6 | SE 8 | SE 8 | SE 8 | E 6 | NNW 11 | |
78 | 43 | 72 | 71 | 0 | 41 | 113 | 34 | 70 | 62 | 34 | 24 | 24 | 11 | 24 | 24 | 24 | 140 | 97 | 25 | 24 | 23 | 91 | 0 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | cross | 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 | 10:54AM0.12m | 10:22PM0.38m | 12:04PM0.19m | 11:10PM0.36m | 12:50PM0.27m | 11:53PM0.33m | ||||||||||||||||||
Low Tide | 2:31PM0.10m | 6:12AM0.04m | 4:36PM0.13m | 6:27AM0.02m | 6:08PM0.14m | 6:47AM-0.02m | ||||||||||||||||||
 | |  |  |  | | |  | | | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — |
 | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | 7:08 |
— | — | 1 | 1 | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 23 |
26 | 26 | 24 | 23 | 23 | 24 | 25 | 24 | 26 | 26 | 27 | 25 | 24 | 24 | 24 | 24 | 25 | 26 | 26 | 24 | 22 | 23 | 23 | 23 | |
Swell 1 Height (m) Direction Period (s) | N 6 | N 6 | NNE 6 | NNE 6 | NNE 7 | NNE 7 | NNW 10 | NNW 10 | NNW 10 | NNW 11 | NNW 12 | NNW 12 | NW 12 | NW 12 | N 7 | N 7 | N 7 | N 6 | N 6 | NNE 7 | NNE 7 | NNE 7 | NNE 6 | NNE 6 |
 kJ | 52 | 51 | 66 | 75 | 79 | 75 | 189 | 163 | 331 | 302 | 399 | 399 | 232 | 228 | 74 | 72 | 56 | 52 | 54 | 73 | 73 | 73 | 70 | 53 |
Swell 2 Height (m) Direction Period (s) | NW 11 | NW 11 | NW 11 | NW 11 | NNW 11 | NNW 12 | NNE 6 | NNE 6 | NW 13 | NW 13 | SE 8 | SE 8 | N 7 | N 7 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NNW 11 |
| kJ | 140 | 137 | 137 | 140 | 151 | 235 | 55 | 40 | 85 | 85 | 23 | 23 | 56 | 74 | 179 | 142 | 140 | 140 | 140 | 112 | 90 | 69 | 64 | 91 |
Swell 3 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | NW 13 | SSW 14 | NW 13 | SSW 13 | SSW 13 | SE 8 | SSW 13 | SSW 11 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | N 12 | NW 10 |
| kJ | 78 | 43 | 72 | 71 | 45 | 41 | 40 | 34 | 57 | 11 | 34 | 24 | 24 | 11 | 24 | 24 | 24 | 23 | 24 | 25 | 24 | 23 | 70 | 35 |
Wind waves Height (m) Direction Period (s) | E 5 | E 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | E 7 | ENE 7 | E 7 | E 6 | E 6 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | ESE 7 | E 6 | E 5 | NE 6 | ENE 6 | E 6 | ENE 6 |
| kJ | 34 | 64 | 86 | 145 | 187 | 161 | 113 | 75 | 70 | 62 | 58 | 58 | 65 | 65 | 54 | 58 | 46 | 140 | 97 | 54 | 123 | 195 | 91 | 70 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 18 | 0 | 0 | 20 | 18 | 3 | 3 | 0 | 3 | 0 | 3 | 18 | 18 | 4 | 4 | 3 | 0 | 0 | 153 | 156 | 0 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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