Surf Forecasts:
How big are the waves at Kai-Iwi today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 1.5ft (0.4m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 1.5ft (0.4m), 16s period with SW swell.
- Evening surf: Evening surf (21 Aug, local time) - 5ft (1.5m), 6s period with W swell.
The current surf forecast for Kai-Iwi at 1PM is: 0.4m 14s primary swell from a South-southwest direction and 0.4m 13s secondary swell from a Southwest direction, 1.0m 5s secondary swell from a West direction (forecast issued at 05:00am August 21). The wind direction is predicted to be cross-shore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 1.5ft (0.4m) | 13s |
| Afternoon (21 Aug) | 1.5ft (0.4m) | 16s |
| Evening (21 Aug) | 5ft (1.5m) | 6s |
Table - waves today at Kai-Iwi. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Sun morning. Very mild (max 15°C on Sat afternoon, min 9°C on Fri night). Winds increasing (light winds from the NW on Fri morning, fresh winds from the WNW by Sun morning). | |||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||||
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) | SW 14 | SW 14 | SW 13 | SSW 15 | SW 16 | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 6 | W 6 | WNW 6 | WNW 6 | WNW 6 | WNW 8 | WNW 9 | W 10 | W 10 | W 10 | W 10 | W 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 47 | 46 | 45 | 74 | 65 | 104 | 164 | 255 | 254 | 247 | 248 | 181 | 167 | 108 | 128 | 197 | 452 | 860 | 1935 | 2402 | 2521 | 2457 | 2326 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross |
High Tide | 3:55AM2.21m | 4:34PM2.20m | 5:14AM2.15m | 6:05PM2.19m | 6:35AM2.16m | 7:17PM2.26m | |||||||||||||||||
Low Tide | 10:10AM1.24m | 10:58PM1.35m | 11:28AM1.31m | 00:26AM1.35m | 12:55PM1.28m | ||||||||||||||||||
 | |  | | |  | | | | | | | | | | |  | |  |  |  | | | |
 | — | 7:00 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — |
 | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:47 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 4 | — | — | — |
Temp °C | 10 | 10 | 10 | 13 | 13 | 12 | 10 | 10 | 9 | 9 | 11 | 14 | 15 | 13 | 12 | 13 | 13 | 14 | 13 | 13 | 13 | 12 | 11 |
Feels °C | 7 | 7 | 7 | 9 | 9 | 8 | 7 | 6 | 4 | 4 | 6 | 9 | 10 | 9 | 7 | 8 | 7 | 8 | 7 | 6 | 5 | 5 | 4 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SSW 11 | SSW 15 | SSW 14 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | S 11 | S 11 | S 11 | SW 13 | S 11 | SW 11 | WSW 19 | WSW 19 | SW 16 | WSW 17 | SW 18 | WSW 18 | SW 18 |
| kJ | 47 | 46 | 37 | 74 | 61 | 56 | 50 | 28 | 27 | 25 | 21 | 21 | 21 | 27 | 20 | 30 | 36 | 37 | 42 | 29 | 13 | 31 | 13 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | SW 13 | SW 13 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | WSW 14 | WSW 13 | S 11 | WSW 11 | S 11 | S 10 | S 10 | S 10 | S 10 | — | — | — |
| kJ | 24 | 24 | 45 | 45 | 62 | 57 | 54 | 53 | 33 | 33 | 32 | 20 | 18 | 21 | 12 | 9 | 8 | 8 | 2 | 2 | — | — | — |
Swell 3 Height (m) Direction Period (s) | S 11 | SSW 11 | WSW 16 | WSW 16 | — | SW 15 | WSW 15 | WSW 14 | SSW 12 | SW 14 | SW 14 | S 11 | SW 20 | SW 20 | WSW 13 | WSW 19 | SW 13 | SW 16 | SW 19 | — | — | — | — |
| kJ | 10 | 13 | 26 | 25 | — | 37 | 21 | 21 | 13 | 8 | 8 | 9 | 15 | 16 | 17 | 36 | 7 | 10 | 14 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 5 | W 5 | W 5 | W 5 | W 5 | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 6 | W 6 | WNW 6 | WNW 6 | WNW 6 | WNW 8 | WNW 9 | W 10 | W 10 | W 10 | W 10 | W 10 |
| kJ | 29 | 29 | 29 | 37 | 65 | 104 | 164 | 255 | 254 | 247 | 248 | 181 | 167 | 108 | 128 | 197 | 452 | 860 | 1935 | 2402 | 2521 | 2457 | 2326 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 150 | 150 | 150 | 13 | 13 | 13 | 13 | 13 | 157 | 156 | 157 | 156 | 13 | 157 | 157 | 191 | 177 | 179 | 191 | 179 |
Best forecast wave conditions in Wanganui and the Manawatu | |||||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
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