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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 am Thursday 30 Apr 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
24.7° 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 6AM is: 0.4m 10s primary swell from a Southeast direction (forecast issued at 01:00am April 30). An open ocean swell of 1.1m 12s is not directed at the surf break, a second open ocean swell of 0.5m 6s is not directed at the surf break, a second open ocean swell of 1.2m 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 (30 Apr) | 1.5ft (0.4m) | 10s |
| Afternoon (30 Apr) | 5ft (1.5m) | 7s |
| Evening (30 Apr) | 5ft (1.5m) | 7s |
Table - waves today at Waimea Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Thu afternoon, min 22°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | ||||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SE 10 | SE 10 | SE 10 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | |
25 | 25 | 34 | 153 | 204 | 217 | 222 | 179 | 210 | 225 | 311 | 339 | 348 | 319 | 256 | 187 | 249 | 249 | 256 | 270 | 256 | 217 | 217 | 187 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 2:30AM0.23m | 3:46PM0.48m | 2:56AM0.20m | 4:18PM0.49m | 3:19AM0.17m | 4:50PM0.49m | ||||||||||||||||||
Low Tide | 8:36AM-0.07m | 10:28PM0.09m | 8:57AM-0.08m | 11:13PM0.10m | 9:20AM-0.08m | |||||||||||||||||||
 | |  | |  | | | | | | | | | | | | | | | | | |  | | |
 | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 22 | 23 | 24 | 25 | 25 | 24 | 23 | 23 | 22 | 23 | 25 | 25 | 25 | 23 | 23 | 22 | 22 | 23 | 24 | 25 | 24 | 23 | 23 |
22 | 21 | 22 | 23 | 24 | 24 | 23 | 22 | 22 | 21 | 22 | 24 | 24 | 25 | 23 | 23 | 22 | 21 | 23 | 25 | 26 | 24 | 24 | 24 | |
Swell 1 Height (m) Direction Period (s) | NW 12 | NW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 13 | NNW 13 | NNW 13 | NNW 12 | N 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NW 16 | NW 15 | NW 15 | NW 15 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 |
 kJ | 287 | 325 | 365 | 280 | 275 | 346 | 346 | 335 | 304 | 411 | 265 | 256 | 200 | 193 | 581 | 395 | 558 | 784 | 667 | 534 | 458 | 386 | 380 | 363 |
Swell 2 Height (m) Direction Period (s) | NNE 5 | NNE 5 | NNE 6 | N 8 | NE 6 | N 7 | N 7 | N 7 | NNE 7 | SE 8 | NNE 6 | NE 7 | NE 8 | NW 16 | NNW 11 | NNW 12 | NNW 12 | NE 8 | S 14 | NE 8 | NE 8 | E 7 | S 15 | S 16 |
| kJ | 17 | 17 | 21 | 29 | 33 | 37 | 36 | 34 | 53 | 24 | 37 | 56 | 60 | 318 | 160 | 161 | 123 | 45 | 142 | 36 | 35 | 54 | 155 | 179 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | NE 6 | N 7 | NE 7 | NE 7 | SE 8 | SE 7 | SSW 15 | SE 8 | SE 8 | NW 18 | NE 8 | NE 8 | NE 8 | NE 8 | SE 9 | NE 8 | S 14 | S 14 | S 14 | NE 7 | NE 7 |
| kJ | 25 | 25 | 34 | 17 | 27 | 33 | 18 | 22 | 19 | 42 | 32 | 34 | 252 | 60 | 59 | 46 | 45 | 26 | 46 | 104 | 106 | 106 | 27 | 26 |
Wind waves Height (m) Direction Period (s) | ENE 6 | E 6 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 95 | 83 | 130 | 153 | 204 | 217 | 222 | 179 | 210 | 225 | 311 | 339 | 348 | 319 | 256 | 187 | 249 | 249 | 256 | 270 | 256 | 217 | 217 | 187 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 18 | 153 | 18 | 0 | 0 | 0 | 3 | 6 | 3 | 6 | 6 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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