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Avana surfForecast / Rarotonga / Cook Islands
48hr Weather and Surf, issued 7 pm Monday 18 May 2026 -10Forecast update in hr min s Forecast update imminent
Avana surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Avana sea temperature is
26.6° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Avana today?
The current surf forecast for Avana at 2AM is: 2.1m 15s primary swell from a South direction and 0.6m 12s secondary swell from a Southeast direction, 2.2m 7s secondary swell from a East-southeast direction (forecast issued at 07:00pm May 18). The wind direction is predicted to be onshore.
| Time (-10) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 6.5ft (2.0m) | 14s |
| Afternoon (19 May) | 6ft (1.8m) | 13s |
| Evening (19 May) | 5ft (1.6m) | 13s |
Table - waves today at Avana. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 22mm), heaviest during Mon night. Warm (max 26°C on Wed afternoon, min 20°C on Tue morning). Winds decreasing (strong winds from the ENE on Tue afternoon, light winds from the WSW by Thu afternoon). | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 17 | S 16 | S 16 | S 15 | S 14 | S 14 | S 14 | SSW 13 | SSW 13 | S 13 | SSW 13 | S 13 | SSW 13 | SSW 12 | S 14 | S 13 | S 12 | S 13 | S 12 | S 12 | S 13 | S 12 | S 12 | S 12 | |
930 | 1321 | 2209 | 1989 | 1715 | 1622 | 1509 | 1327 | 1074 | 775 | 929 | 752 | 638 | 439 | 439 | 426 | 423 | 420 | 437 | 423 | 451 | 430 | 423 | 423 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross | cross | cross-off | cross-off | cross-off | off | off | off | |
High Tide | 10:45PM0.56m | 11:05AM0.72m | 11:47PM0.52m | 12:07PM0.66m | 00:53AM0.50m | 1:12PM0.61m | ||||||||||||||||||
Low Tide | 4:21PM-0.11m | 4:28AM0.00m | 5:23PM-0.07m | 5:32AM0.04m | 6:26PM-0.04m | 6:41AM0.07m | ||||||||||||||||||
 |  | |  |  |  |  | |  | | | |  |  | | | |  | |  | |  | | | |
 | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — |
 | 6:07 | — | — | — | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:06 | — | — | — | — | — | — | 6:06 |
— | — | — | 1 | 6 | 6 | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 2 | 1 | |
Temp °C | 24 | 24 | 23 | 22 | 21 | 20 | 21 | 21 | 23 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 |
19 | 19 | 18 | 17 | 16 | 17 | 17 | 14 | 18 | 20 | 22 | 24 | 24 | 26 | 26 | 27 | 28 | 29 | 27 | 25 | 25 | 25 | 26 | 27 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 16 | S 16 | S 15 | S 14 | S 14 | S 14 | SSW 13 | SSW 13 | S 13 | SSW 13 | E 8 | ENE 8 | ENE 8 | S 14 | S 13 | S 12 | SE 8 | E 8 | ESE 8 | ESE 9 | E 9 | S 12 | S 12 |
 kJ | 643 | 1321 | 2209 | 1989 | 1715 | 1622 | 1509 | 1327 | 1074 | 775 | 929 | 454 | 345 | 276 | 439 | 426 | 423 | 201 | 339 | 284 | 258 | 215 | 423 | 423 |
Swell 2 Height (m) Direction Period (s) | S 17 | SSW 13 | NNW 14 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SSW 16 | SSE 16 | S 13 | SSW 13 | SSW 12 | SE 8 | SE 8 | SE 9 | S 13 | S 12 | S 12 | S 13 | S 12 | E 8 | E 8 |
| kJ | 930 | 522 | 20 | 89 | 68 | 68 | 68 | 67 | 34 | 288 | 51 | 752 | 638 | 439 | 123 | 149 | 190 | 420 | 437 | 423 | 451 | 430 | 173 | 173 |
Swell 3 Height (m) Direction Period (s) | SE 12 | SE 12 | N 9 | NNW 14 | NNW 14 | NNW 14 | NNW 14 | NNW 14 | NNW 13 | SE 12 | SE 11 | SSE 16 | SE 8 | SE 8 | SSW 12 | SSW 12 | SSW 14 | SSW 12 | SSW 13 | SSW 14 | NE 9 | NE 9 | NE 8 | NE 8 |
| kJ | 114 | 118 | 6 | 37 | 36 | 36 | 36 | 18 | 17 | 22 | 20 | 85 | 82 | 109 | 278 | 193 | 74 | 129 | 68 | 73 | 21 | 19 | 18 | 18 |
Wind waves Height (m) Direction Period (s) | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | E 7 | E 7 | E 7 | E 8 | E 8 | — | — | — | ENE 7 | ENE 8 | ENE 8 | NE 7 | N 8 | NNW 4 | NNW 4 | NNW 4 | NW 5 | NW 5 |
| kJ | 373 | 348 | 433 | 471 | 431 | 362 | 361 | 429 | 572 | 535 | 487 | — | — | — | 181 | 199 | 161 | 126 | 1 | 11 | 18 | 25 | 31 | 33 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1385 | 1385 | 1511 | 1516 | 1516 | 1385 | 1385 | 1385 | 1002 | 995 | 9 | 7 | 7 | 7 | 7 | 0 | 7 | 7 | 0 | 994 | 994 | 0 | 0 | 0 |
Best forecast wave conditions in Cook-Islands - Rarotonga | ||||||||||||||||||||||||
Best forecast wave conditions in Cook Islands | ||||||||||||||||||||||||
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