Surf Forecasts:
How big are the waves at Kai-Iwi today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 3ft (0.9m), 15s period with WSW swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 2ft (0.6m), 15s period with WSW swell.
- Evening surf: Evening surf (17 Aug, local time) - 1.5ft (0.5m), 14s period with SW swell.
The current surf forecast for Kai-Iwi at 10AM is: 0.8m 15s primary swell from a West-southwest direction and 0.2m 15s secondary swell from a South direction, 1.5m 7s secondary swell from a South direction (forecast issued at 05:00am August 17). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 3ft (0.9m) | 15s |
| Afternoon (17 Aug) | 2ft (0.6m) | 15s |
| Evening (17 Aug) | 1.5ft (0.5m) | 14s |
Table - waves today at Kai-Iwi. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 12°C on Tue morning, min 7°C on Mon morning). Winds decreasing (strong winds from the S on Tue night, calm by Wed night). | |||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||||||
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 | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | S 8 | S 8 | WSW 15 | S 7 | WSW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 6 | S 9 | S 8 | S 9 | S 9 | S 8 | S 8 | S 7 | S 7 | S 14 | S 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 569 | 491 | 348 | 176 | 144 | 104 | 103 | 102 | 100 | 99 | 50 | 50 | 101 | 292 | 1696 | 2333 | 2052 | 1176 | 636 | 392 | 181 | 253 | 394 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on |
High Tide | 00:55AM2.77m | 1:16PM2.65m | 1:32AM2.63m | 1:54PM2.53m | 2:10AM2.48m | 2:35PM2.41m | |||||||||||||||||
Low Tide | 7:14AM0.73m | 7:28PM0.84m | 7:53AM0.85m | 8:10PM0.99m | 8:32AM0.98m | 8:55PM1.14m | |||||||||||||||||
 |  |  | |  | | | |  | |  | | | | | | | | | | | | | |
 | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:44 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 6 | 6 | 7 | 9 | 10 | 8 | 7 | 7 | 7 | 8 | 10 | 12 | 11 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 10 | 11 | 10 |
Feels °C | 1 | 0 | 2 | 4 | 4 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 7 | 6 | 2 | 0 | 0 | 2 | 5 | 5 | 6 | 8 | 7 |
Swell 1 Height (m) Direction Period (s) | WSW 15 | WSW 15 | WSW 15 | SW 15 | WSW 15 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | S 6 | W 8 | WSW 11 | W 12 | SW 18 | WSW 12 | WSW 13 | WSW 10 | S 12 | S 14 | S 14 |
| kJ | 353 | 353 | 348 | 176 | 144 | 43 | 41 | 39 | 37 | 35 | 33 | 44 | 52 | 45 | 143 | 110 | 13 | 117 | 125 | 57 | 130 | 253 | 394 |
Swell 2 Height (m) Direction Period (s) | S 16 | S 15 | S 15 | WSW 10 | WSW 10 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | W 8 | WSW 13 | — | — | W 18 | WSW 18 | SW 17 | SW 16 | WSW 10 | SW 16 | WSW 16 |
| kJ | 20 | 19 | 18 | 54 | 52 | 104 | 103 | 102 | 100 | 99 | 50 | 49 | 44 | 114 | — | — | 6 | 31 | 75 | 129 | 58 | 122 | 280 |
Swell 3 Height (m) Direction Period (s) | WSW 10 | WSW 10 | SW 10 | S 15 | S 15 | S 7 | S 7 | S 7 | S 7 | S 7 | S 13 | SW 18 | S 8 | — | — | — | — | SW 18 | WSW 10 | WSW 10 | SW 16 | WSW 10 | WSW 9 |
| kJ | 18 | 19 | 23 | 17 | 17 | 10 | 9 | 9 | 9 | 9 | 3 | 12 | 32 | — | — | — | — | 12 | 10 | 18 | 124 | 51 | 25 |
Wind waves Height (m) Direction Period (s) | S 8 | S 8 | S 7 | S 7 | S 6 | SSW 5 | SSW 5 | S 4 | SSW 4 | S 4 | S 4 | S 5 | SSW 6 | S 9 | S 8 | S 9 | S 9 | S 8 | S 8 | S 7 | S 7 | S 6 | S 11 |
| kJ | 569 | 491 | 279 | 157 | 80 | 47 | 25 | 13 | 5 | 4 | 14 | 50 | 101 | 292 | 1696 | 2333 | 2052 | 1176 | 636 | 392 | 181 | 76 | 181 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 61 | 61 | 11 | 118 | 118 | 96 | 91 | 20 | 20 | 39 | 96 | 118 | 346 | 91 | 91 | 118 | 118 | 61 | 61 | 118 | 118 | 61 | 61 |
Best forecast wave conditions in Wanganui and the Manawatu | |||||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||||
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