Surf Forecasts:
How big are the waves at Makapu'u today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 6ft (1.9m), 7s period with E swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 6.5ft (2.0m), 8s period with E swell.
- Evening surf: Evening surf (31 Jul, local time) - 10ft (3.0m), 8s period with E swell.
The current surf forecast for Makapu'u at 4AM is: 1.8m 7s primary swell from a East direction and 0.7m 16s secondary swell from a East direction, 0.7m 13s secondary swell from a South direction (forecast issued at 07:00pm July 30). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 6ft (1.9m) | 7s |
| Afternoon (31 Jul) | 6.5ft (2.0m) | 8s |
| Evening (31 Jul) | 10ft (3.0m) | 8s |
Table - waves today at Makapu'u. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Thu night. Warm (max 27°C on Thu night, min 25°C on Fri afternoon). Winds increasing (moderate winds from the E on Thu night, strong winds from the ENE by Fri night). | |||||||||||||||||||
Thu 30 | Friday 31 | Saturday 1 | |||||||||||||||||
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 |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | ENE 8 | ENE 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 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 234 | 284 | 311 | 311 | 358 | 397 | 408 | 459 | 551 | 784 | 1316 | 1268 | 1383 | 1383 | 1398 | 1156 | 1098 | 1251 | 1098 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 4:07PM0.66m | 2:57AM0.35m | 4:27PM0.64m | 3:46AM0.36m | 4:44PM0.61m | ||||||||||||||
Low Tide | 10:31PM0.18m | 9:04AM-0.01m | 10:57PM0.16m | 9:37AM0.05m | |||||||||||||||
 |  |  |  | |  | | | | | |  | | | | | | | | |
 | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:08 | — | — |
mm | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 |
Feels °C | 27 | 28 | 26 | 26 | 25 | 24 | 23 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 |
Swell 1 Height (m) Direction Period (s) | S 13 | ENE 7 | E 7 | S 13 | E 16 | E 15 | E 15 | E 16 | E 16 | E 15 | SW 15 | E 15 | SW 15 | SSW 14 | SSW 14 | E 14 | E 14 | SSW 14 | E 14 |
| kJ | 173 | 284 | 311 | 166 | 252 | 222 | 216 | 301 | 301 | 290 | 226 | 267 | 171 | 138 | 127 | 253 | 257 | 123 | 260 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | S 13 | S 13 | SSW 16 | S 13 | S 13 | S 12 | SW 16 | SW 15 | SW 15 | S 12 | SW 15 | SSW 12 | SSW 12 | S 12 | SSW 14 | SSW 14 | S 11 | SSW 14 |
| kJ | 207 | 171 | 168 | 177 | 163 | 161 | 153 | 201 | 239 | 229 | 73 | 176 | 46 | 46 | 42 | 123 | 123 | 38 | 127 |
Swell 3 Height (m) Direction Period (s) | E 17 | SW 18 | SW 17 | E 16 | SW 16 | SW 16 | SW 16 | S 12 | S 12 | S 12 | N 8 | S 12 | N 8 | N 8 | S 15 | S 11 | S 11 | N 11 | S 11 |
| kJ | 53 | 152 | 147 | 127 | 208 | 208 | 206 | 110 | 106 | 73 | 12 | 72 | 5 | 5 | 5 | 40 | 39 | 9 | 40 |
Wind waves Height (m) Direction Period (s) | ENE 8 | — | ENE 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 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 234 | — | 183 | 311 | 358 | 397 | 408 | 459 | 551 | 784 | 1316 | 1268 | 1383 | 1383 | 1398 | 1156 | 1098 | 1251 | 1098 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 42 | 42 | 49 | 18 | 49 | 55 | 58 | 58 | 111 | 113 | 113 | 58 | 114 | 63 | 140 | 110 | 113 | 61 | 63 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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