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Waialua Rivermouth Surf Forecast
/ HAW – Molokai (14 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Waialua Rivermouth surfForecast / HAW – Molokai / USA
48hr Weather and Surf, issued 1 pm Friday 20 Mar 2026 HSTForecast update in hr min s Forecast update imminent
Waialua Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waialua Rivermouth sea temperature is
24.4° C
(Which is normal for this time of year)How big are the waves at Waialua Rivermouth today?
The current surf forecast for Waialua Rivermouth at 5PM is: 1.2m 12s primary swell from a North direction and 0.5m 6s secondary swell from a East direction, 1.3m 5s secondary swell from a South-southwest direction (forecast issued at 01:00pm March 20). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Mar) | 3.5ft (1.1m) | 10s |
| Afternoon (20 Mar) | 3.5ft (1.1m) | 11s |
| Evening (20 Mar) | 4.5ft (1.3m) | 11s |
Table - waves today at Waialua Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 12 | 12 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 13 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 202 | 206 | 380 | 348 | 394 | 440 | 440 | 498 | 545 | 972 | 1174 | 1107 | 878 | 698 | 588 | 269 | 224 | 224 | 274 | 338 | 375 | 220 | 261 | 156 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | glass | cross- on | cross- on | cross- on | cross | glass |
High Tide / height (m) | 4:29PM 0.57 | 4:09AM 0.34 | 5:19PM 0.60 | 4:44AM 0.26 | 6:16PM 0.60 | 5:26AM 0.19 | ||||||||||||||||||
Low Tide / height (m) | 9:58AM -0.09 | 11:11PM 0.05 | 10:26AM -0.09 | 12:22AM 0.08 | 10:58AM -0.08 | 1:54AM 0.09 | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:28 |
| Sunset | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - |
 | |  |  | | | | | | | | | | |  |  | | |  | | | |  | | |
Rain (mm) | 2 | 1 | - | 1 | 1 | 2 | 3 | 2 | 1 | - | 1 | 2 | 3 | 1 | - | - | 1 | 4 | 7 | 2 | 1 | 4 | 6 | 5 |
| Temp. °C | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 23 | 23 | 22 | 23 | 23 |
| Feels °C (?) | 22 | 23 | 24 | 24 | 24 | 25 | 24 | 24 | 23 | 24 | 24 | 25 | 24 | 23 | 22 | 22 | 22 | 23 | 24 | 23 | 22 | 22 | 25 | 26 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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