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Kai-Iwi Surf Forecast
/ Wanganui-Manawatu (16 surf breaks) /
Surf Forecasts:
Kai-Iwi surfForecast / Wanganui-Manawatu / New Zealand
48hr Weather and Surf, issued 11 pm Tuesday 12 May 2026 NZSTForecast update in hr min s Forecast update imminent
Kai-Iwi surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kai-Iwi sea temperature is
16.0° C
(Which is normal for this time of year)How big are the waves at Kai-Iwi today?
The current surf forecast for Kai-Iwi at 3AM is: 0.6m 14s primary swell from a South direction and 0.7m 7s secondary swell from a West direction (forecast issued at 11:00pm May 12). The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 2ft (0.6m) | 14s |
| Afternoon (13 May) | 3ft (0.9m) | 13s |
| Evening (13 May) | 3ft (0.9m) | 12s |
Table - waves today at Kai-Iwi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 13°C on Tue night, min 8°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | ||||||||||||||||||||||
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 | 9 AM | 12 PM | 3 PM | 6 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
W 7 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | SSW 12 | SSW 13 | S 13 | SW 18 | SW 17 | WSW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SSW 15 | SSW 14 | SSW 14 | |
74 | 150 | 138 | 98 | 134 | 125 | 263 | 255 | 256 | 265 | 202 | 152 | 148 | 105 | 65 | 64 | 64 | 60 | 54 | 54 | 53 | 71 | 67 | 63 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-off | cross | cross-off | cross-on | cross-on | cross | cross-off | glassy | glassy | glassy | cross-off | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | |
High Tide | 6:38PM2.31m | 6:55AM2.46m | 7:35PM2.43m | 7:46AM2.57m | 8:27PM2.58m | 8:38AM2.68m | ||||||||||||||||||
Low Tide | 00:50AM1.02m | 1:21PM0.88m | 1:45AM0.89m | 2:11PM0.74m | 2:37AM0.76m | 3:00PM0.63m | ||||||||||||||||||
 | | | |  | | | | |  | | | | | | | | | | | | | | | |
 | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — |
 | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 11 | 9 | 9 | 10 | 13 | 13 | 12 | 11 | 11 | 11 | 10 | 10 | 13 | 13 | 12 | 11 | 10 | 9 | 8 | 8 | 11 | 12 | 10 |
12 | 9 | 6 | 5 | 7 | 10 | 10 | 10 | 9 | 10 | 10 | 9 | 8 | 12 | 11 | 11 | 9 | 8 | 7 | 6 | 6 | 8 | 10 | 8 | |
Swell 1 Height (m) Direction Period (s) | W 7 | W 7 | W 7 | W 8 | WSW 8 | S 13 | S 13 | S 13 | SSW 12 | SSW 13 | S 13 | S 12 | S 12 | S 5 | S 11 | SSW 11 | S 4 | S 5 | S 5 | SSW 9 | SSW 9 | SSW 15 | SSW 14 | SSW 14 |
 kJ | 74 | 66 | 52 | 42 | 53 | 125 | 263 | 255 | 256 | 265 | 202 | 108 | 103 | 11 | 61 | 38 | 10 | 11 | 11 | 26 | 26 | 71 | 67 | 63 |
Swell 2 Height (m) Direction Period (s) | SSW 11 | S 14 | S 14 | S 14 | S 14 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 | SW 18 | SW 18 | S 5 | S 11 | SW 16 | SW 16 | SSW 10 | SSW 9 | SSW 9 | SSW 5 | SSW 4 | S 9 | S 9 | SW 13 |
| kJ | 43 | 150 | 138 | 98 | 134 | 59 | 44 | 44 | 25 | 24 | 82 | 152 | 11 | 66 | 65 | 64 | 33 | 29 | 28 | 7 | 4 | 13 | 14 | 46 |
Swell 3 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SSW 5 | SSW 5 | SSW 5 | SW 21 | SW 21 | SW 20 | SW 19 | WSW 8 | SSW 5 | SW 17 | WSW 16 | WSW 8 | WSW 8 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | S 9 |
| kJ | 40 | 39 | 39 | 7 | 7 | 7 | 117 | 111 | 97 | 94 | 14 | 7 | 148 | 105 | 13 | 13 | 64 | 60 | 54 | 54 | 53 | 52 | 31 | 13 |
Wind waves Height (m) Direction Period (s) | — | S 3 | — | ESE 2 | ESE 3 | ESE 2 | — | — | — | — | — | — | — | — | S 5 | S 5 | — | — | — | — | — | — | S 4 | S 4 |
| kJ | — | 1 | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | 11 | 11 | — | — | — | — | — | — | 3 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 7 | 0 | 23 | 0 | 23 | 39 | 11 | 0 | 0 | 0 | 0 | 0 | 61 | 118 | 7 | 0 | 0 | 0 | 0 | 0 | 39 | 120 | 39 |
Best forecast wave conditions in Wanganui and the Manawatu | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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