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Surf Forecasts:
Kalama surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Wednesday 10 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Kalama surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kalama sea temperature is
25.7° C
(Which is slightly warmer than usual)How big are the waves at Kalama today?
The current surf forecast for Kalama at 10AM is: 1.8m 15s primary swell from a Northwest direction and 0.7m 8s secondary swell from a East direction (forecast issued at 07:00am December 10). The wind direction is predicted to be offshore and the swell rating is 4.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 6ft (1.8m) | 16s |
| Afternoon (10 Dec) | 5.5ft (1.7m) | 14s |
| Evening (10 Dec) | 5ft (1.6m) | 14s |
Table - waves today at Kalama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Sat 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 12 | 12 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1631 | 1571 | 1453 | 1220 | 1111 | 975 | 792 | 700 | 668 | 822 | 1012 | 965 | 787 | 545 | 464 | 421 | 414 | 237 | 179 | 228 | 279 | 300 | 351 | 415 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | off | off | off | off | off | off | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross | cross- off | cross- off | cross- off |
High Tide / height (m) | 7:02AM 0.76 | 7:44PM 0.38 | 7:40AM 0.70 | 10:27PM 0.46 | 8:16AM 0.64 | 11:45PM 0.56 | ||||||||||||||||||
Low Tide / height (m) | 3:00PM 0.31 | 11:47PM 0.34 | 3:36PM 0.27 | 1:18AM 0.44 | 4:07PM 0.23 | |||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Sat 13 | |||||||||||||||||||||
| Sunrise | - | 6:56 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:50 | - | - | - |
 |  | |  | | |  | |  |  |  |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | 4 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 25 | 26 | 25 | 24 | 24 | 24 | 23 | 22 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 |
| Feels °C (?) | 24 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 24 | 22 | 23 | 24 | 24 | 23 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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