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Little Wanganui Surf Forecast
/ West Coast South Island (21 surf breaks) /
Surf Forecasts:
Little Wanganui surfForecast / West Coast South Island / New Zealand
48hr Weather and Surf, issued 11 am Wednesday 20 May 2026 NZSTForecast update in hr min s Forecast update imminent
Little Wanganui surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Little Wanganui sea temperature is
15.5° C
(Which is slightly warmer than usual)How big are the waves at Little Wanganui today?
The current surf forecast for Little Wanganui at 5PM is: 0.7m 13s primary swell from a West-southwest direction and 0.1m 20s secondary swell from a West direction (forecast issued at 11:00am May 20). The wind direction is predicted to be glassy.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 2.5ft (0.8m) | 13s |
| Afternoon (20 May) | 2.5ft (0.7m) | 13s |
| Evening (20 May) | 2.5ft (0.7m) | 13s |
Table - waves today at Little Wanganui. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Thu night. Very mild (max 16°C on Thu night, min 8°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 13 | WSW 13 | NW 6 | NNW 7 | NNW 7 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NW 9 | W 12 | W 11 | W 11 | W 10 | W 10 | WSW 10 | WSW 10 | WSW 12 | WSW 12 | WSW 12 | |
232 | 232 | 178 | 176 | 163 | 127 | 83 | 224 | 310 | 362 | 519 | 534 | 512 | 547 | 492 | 556 | 588 | 530 | 468 | 482 | 385 | 671 | 531 | 549 | |
Wind (km/h) | ||||||||||||||||||||||||
off | glassy | glassy | off | off | off | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | glassy | off | off | cross-off | cross | glassy | glassy | glassy | glassy | glassy | glassy | |
High Tide | 1:00PM3.05m | 1:25AM3.09m | 1:57PM2.88m | 2:24AM2.95m | 2:58PM2.72m | 3:26AM2.81m | ||||||||||||||||||
Low Tide | 6:49AM0.09m | 7:12PM0.21m | 7:45AM0.22m | 8:08PM0.36m | 8:45AM0.36m | 9:08PM0.50m | ||||||||||||||||||
 | | |  |  | | | |  |  |  |  | | |  | |  | | | | |  | | | |
 | 7:37 | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:39 |
 | — | — | 5:17 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | 5:15 |
— | — | — | — | — | — | — | — | — | — | 1 | 3 | 5 | 2 | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | |
Temp °C | 8 | 12 | 12 | 10 | 10 | 11 | 12 | 12 | 13 | 15 | 15 | 15 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 |
6 | 11 | 11 | 8 | 7 | 9 | 10 | 10 | 11 | 12 | 12 | 13 | 16 | 15 | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 15 | 14 | 13 | |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 13 | WSW 13 | NW 6 | NNW 7 | NNW 7 | WNW 15 | WNW 14 | NNW 8 | NNW 8 | NW 9 | NW 9 | W 11 | W 11 | W 10 | W 10 | WSW 10 | WSW 10 | WSW 12 | WSW 12 | WSW 12 |
 kJ | 232 | 232 | 178 | 176 | 163 | 127 | 83 | 224 | 310 | 85 | 105 | 534 | 512 | 547 | 492 | 556 | 588 | 530 | 468 | 482 | 385 | 671 | 531 | 549 |
Swell 2 Height (m) Direction Period (s) | W 20 | W 20 | W 20 | W 21 | W 21 | W 19 | W 12 | W 12 | WSW 12 | WSW 12 | WSW 12 | WNW 12 | WNW 14 | W 13 | W 12 | NW 11 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NNW 9 | NNW 9 | NNW 8 |
| kJ | 7 | 7 | 8 | 8 | 8 | 27 | 76 | 75 | 48 | 47 | 27 | 210 | 254 | 414 | 480 | 406 | 324 | 241 | 208 | 170 | 159 | 135 | 116 | 90 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | W 19 | W 19 | WNW 16 | WSW 18 | WSW 18 | WSW 11 | WNW 11 | WSW 16 | N 8 | N 8 | N 8 | N 8 | WSW 16 | N 7 | WSW 14 | N 7 | WSW 15 | WSW 15 |
| kJ | — | — | — | — | — | — | 28 | 28 | 47 | 31 | 31 | 25 | 166 | 53 | 63 | 102 | 80 | 54 | 52 | 35 | 152 | 4 | 176 | 228 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NNW 4 | — | — | — | NNW 8 | NNW 8 | — | — | — | — | — | — | — | N 6 | — | — | — | — | — |
| kJ | — | — | — | — | — | 6 | — | — | — | 362 | 519 | — | — | — | — | — | — | — | 38 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 92 | 88 | 88 | 54 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in West Coast South Island | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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