Surf Forecasts:
How big are the waves at Waimanalo today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 1.5ft (0.5m), 10s period with NE swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 2.5ft (0.8m), 5s period with ENE swell.
- Evening surf: Evening surf (18 Jun, local time) - 1.5ft (0.5m), 9s period with NE swell.
The current surf forecast for Waimanalo at 12PM is: 0.5m 9s primary swell from a Northeast direction and 0.7m 5s secondary swell from a East direction (forecast issued at 07:00am June 18). An open ocean swell of 0.6m 15s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 1.5ft (0.5m) | 10s |
| Afternoon (18 Jun) | 2.5ft (0.8m) | 5s |
| Evening (18 Jun) | 1.5ft (0.5m) | 9s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Thu morning, min 24°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sun 21 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | NE 10 | NE 10 | NE 9 | NW 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | NE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 45 | 45 | 43 | 37 | 39 | 38 | 38 | 37 | 34 | 31 | 41 | 51 | 41 | 34 | 34 | 34 | 33 | 30 | 30 | 30 | 22 | 16 | 18 | 14 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on |
High Tide | 3:56AM0.24m | 6:26PM0.65m | 5:25AM0.23m | 7:03PM0.59m | 7:32AM0.24m | 7:35PM0.53m | ||||||||||||||||||
Low Tide | 10:30AM-0.05m | 1:45AM0.16m | 11:16AM0.04m | 2:28AM0.13m | 12:07PM0.13m | |||||||||||||||||||
 |  | | | |  | | | |  | | | | | | | | | | | | | |  | |
 | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | 7:15 |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 26 | 25 | 24 | 24 |
Feels °C | 29 | 29 | 29 | 28 | 28 | 27 | 28 | 28 | 25 | 27 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | ENE 5 | ENE 5 | S 15 | S 14 | S 14 | S 14 | S 14 | NE 9 | NE 8 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | NE 7 | S 12 | S 12 | S 12 | ESE 6 | NE 8 | NE 8 |
| kJ | 23 | 15 | 155 | 153 | 107 | 106 | 106 | 37 | 34 | 92 | 55 | 54 | 54 | 54 | 54 | 53 | 29 | 9 | 27 | 25 | 25 | 8 | 11 | 11 |
Swell 2 Height (m) Direction Period (s) | S 16 | S 16 | NE 9 | NW 10 | NE 9 | NE 9 | NE 9 | S 14 | S 14 | NE 8 | NE 6 | NE 6 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | S 13 | NW 8 | NW 8 | S 15 | S 15 | ESE 7 | ESE 7 |
| kJ | 183 | 177 | 43 | 24 | 39 | 38 | 38 | 103 | 96 | 24 | 6 | 5 | 23 | 23 | 16 | 14 | 9 | 29 | 11 | 11 | 39 | 38 | 9 | 9 |
Swell 3 Height (m) Direction Period (s) | NE 10 | NE 10 | NW 10 | N 9 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | S 16 | S 16 | S 16 | S 16 | NW 8 | S 12 | S 15 | S 12 |
| kJ | 45 | 45 | 25 | 6 | 24 | 23 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 11 | 46 | 46 | 20 | 20 | 10 | 25 | 38 | 25 |
Wind waves Height (m) Direction Period (s) | E 5 | ESE 5 | E 5 | ENE 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 4 |
| kJ | 31 | 27 | 25 | 37 | 24 | 26 | 20 | 26 | 25 | 31 | 41 | 51 | 41 | 34 | 34 | 34 | 33 | 30 | 30 | 30 | 22 | 16 | 18 | 14 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 0 | 9 | 9 | 9 | 9 | 9 | 9 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 44 | 44 | 16 | 15 | 15 | 15 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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