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Surf Forecasts:
Kai-Iwi surfForecast / Wanganui-Manawatu / New Zealand
48hr Weather and Surf, issued 12 am Tuesday 09 Dec 2025 NZDTForecast 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
18.3° C
(Which is 2.4°C warmer than normal for this time of year)How big are the waves at Kai-Iwi today?
The current surf forecast for Kai-Iwi at 2AM is: 1.4m 11s primary swell from a West-southwest direction and 0.1m 9s secondary swell from a South direction (forecast issued at 12:00am December 09). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Dec) | 4ft (1.2m) | 11s |
| Afternoon (09 Dec) | 3.5ft (1.1m) | 10s |
| Evening (09 Dec) | 3.5ft (1.0m) | 10s |
Table - waves today at Kai-Iwi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 09 | Wednesday 10 | Thursday 11 | ||||||||||||||||||||||
| 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 5 | 13 | 13 | 7 | 7 | 7 | 12 | 12 | 12 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 495 | 486 | 410 | 338 | 332 | 259 | 265 | 260 | 208 | 208 | 173 | 131 | 98 | 219 | 79 | 114 | 123 | 138 | 171 | 120 | 96 | 94 | 109 | 236 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | glass | off | glass | cross- on | cross- on | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross | off | glass | glass | glass | on | on | cross- on | cross |
High Tide / height (m) | 2:04AM 2.65 | 2:28PM 2.74 | 2:57AM 2.54 | 3:21PM 2.62 | 3:51AM 2.43 | 4:15PM 2.50 | ||||||||||||||||||
Low Tide / height (m) | 7:57PM 0.79 | 8:14AM 0.82 | 8:51PM 0.89 | 9:05AM 0.93 | 9:44PM 0.98 | 9:59AM 1.04 | ||||||||||||||||||
Tuesday 09 | Wednesday 10 | Thursday 11 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - | 5:45 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:38 | - | - | - | - | - | - | - | 8:39 | - | - | - | - | - | - | - | 8:40 |
 | | |  |  | | | |  | | | | | | | | | | | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 16 | 15 | 16 | 20 | 23 | 21 | 19 | 17 | 16 | 15 | 15 | 21 | 22 | 21 | 18 | 15 | 14 | 13 | 13 | 17 | 19 | 18 | 17 |
| Feels °C (?) | 18 | 16 | 16 | 16 | 20 | 21 | 20 | 19 | 17 | 16 | 14 | 14 | 20 | 20 | 19 | 17 | 14 | 14 | 13 | 13 | 16 | 18 | 16 | 15 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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