Surf Forecasts:
How big are the waves at Kai-Iwi today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 8ft (2.4m), 10s period with W swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 11ft (3.5m), 9s period with W swell.
- Evening surf: Evening surf (31 Jul, local time) - 13ft (4.0m), 10s period with W swell.
The current surf forecast for Kai-Iwi at 2AM is: 1.9m 9s primary swell from a West direction and 0.2m 19s secondary swell from a West-southwest direction, 1.4m 8s secondary swell from a West-northwest direction (forecast issued at 11:00pm July 30). The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 8ft (2.4m) | 10s |
| Afternoon (31 Jul) | 11ft (3.5m) | 9s |
| Evening (31 Jul) | 13ft (4.0m) | 10s |
Table - waves today at Kai-Iwi. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 20mm), heaviest during Thu night. Very mild (max 13°C on Thu night, min 5°C on Sat night). Winds decreasing (fresh winds from the WNW on Fri afternoon, calm by Sat night). | |||||||||||||||||
Friday 31 | Saturday 1 | ||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||
Wave Height (m) Direction Period (s) | SW 16 | WNW 8 | WNW 8 | W 10 | W 10 | W 8 | W 9 | W 9 | W 10 | WSW 10 | WSW 13 | WSW 13 | WSW 12 | S 8 | S 8 | S 12 | S 12 |
Wave Graph  | |||||||||||||||||
 kJ | 40 | 224 | 800 | 890 | 1057 | 1136 | 1618 | 2030 | 2509 | 2159 | 2767 | 1574 | 880 | 919 | 620 | 1160 | 784 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy |
High Tide | 11:06PM2.77m | 11:26AM2.68m | 11:40PM2.81m | 12:00PM2.69m | |||||||||||||
Low Tide | 5:19AM0.83m | 5:33PM0.77m | 5:54AM0.79m | 6:08PM0.76m | |||||||||||||
 |  |  |  |  | | | | | | | |  |  | |  | | |
 | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:27 | — | — | — | — | — | — | — | 5:28 | — | — |
mm | — | 3 | 8 | 1 | 1 | 1 | 1 | 1 | — | 1 | 2 | 1 | — | — | — | — | — |
Temp °C | 13 | 12 | 11 | 10 | 11 | 12 | 11 | 10 | 10 | 10 | 8 | 7 | 7 | 9 | 9 | 7 | 6 |
Feels °C | 8 | 8 | 7 | 5 | 5 | 5 | 3 | 3 | 3 | 4 | 3 | 0 | 1 | 3 | 3 | 2 | 3 |
Swell 1 Height (m) Direction Period (s) | W 7 | SW 16 | W 9 | SW 18 | SW 18 | S 14 | SW 16 | SW 16 | — | WSW 9 | WSW 9 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | S 12 |
| kJ | 9 | 63 | 593 | 80 | 80 | 4 | 41 | 64 | — | 1304 | 690 | 1574 | 880 | 585 | 467 | 268 | 784 |
Swell 2 Height (m) Direction Period (s) | SW 16 | WSW 20 | WSW 19 | S 14 | S 14 | — | — | — | — | — | SW 13 | SW 13 | WSW 13 | WSW 12 | WSW 12 | SSW 13 | WSW 11 |
| kJ | 40 | 37 | 36 | 4 | 4 | — | — | — | — | — | 418 | 479 | 560 | 314 | 199 | 231 | 210 |
Swell 3 Height (m) Direction Period (s) | WSW 13 | S 16 | S 15 | — | S 14 | — | — | — | — | — | — | S 8 | — | — | — | WSW 11 | — |
| kJ | 16 | 5 | 5 | — | 4 | — | — | — | — | — | — | 1 | — | — | — | 133 | — |
Wind waves Height (m) Direction Period (s) | NW 5 | WNW 8 | WNW 8 | W 10 | W 10 | W 8 | W 9 | W 9 | W 10 | WSW 10 | WSW 13 | S 5 | S 8 | S 8 | S 8 | S 12 | — |
| kJ | 49 | 224 | 800 | 890 | 1057 | 1136 | 1618 | 2030 | 2509 | 2159 | 2767 | 67 | 828 | 919 | 620 | 1160 | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 13 | 150 | 150 | 182 | 13 | 150 | 157 | 179 | 176 | 175 | 176 | 131 | 123 | 118 | 11 | 23 | 118 |
Best forecast wave conditions in Wanganui and the Manawatu | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
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