Surf Forecasts:
How big are the waves at Nukumaru Rock today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 11ft (3.5m), 10s period with WSW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 8ft (2.5m), 12s period with WSW swell.
- Evening surf: Evening surf (20 Sep, local time) - 8ft (2.5m), 15s period with WSW swell.
The current surf forecast for Nukumaru Rock at 5PM is: 2.5m 12s primary swell from a West-southwest direction and 0.9m 8s secondary swell from a South direction, 0.9m 10s secondary swell from a South direction (forecast issued at 11:00am September 20). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 11ft (3.5m) | 10s |
| Afternoon (20 Sep) | 8ft (2.5m) | 12s |
| Evening (20 Sep) | 8ft (2.5m) | 15s |
Table - waves today at Nukumaru Rock. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Sun morning. Very mild (max 13°C on Sun afternoon, min 6°C on Sun night). Winds increasing (calm on Sun night, fresh winds from the WNW by Mon afternoon). | |||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | |||||||||||||||||||
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) | WSW 10 | WSW 11 | WSW 12 | WSW 12 | WSW 15 | WSW 16 | WSW 16 | WSW 16 | W 16 | WSW 16 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | WNW 7 | W 8 | S 8 | WSW 9 | W 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2631 | 2245 | 1944 | 1866 | 2628 | 2460 | 2160 | 1916 | 2627 | 657 | 1159 | 1298 | 1216 | 916 | 585 | 416 | 350 | 688 | 709 | 653 | 783 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | cross-on | cross | glassy | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | on | cross-on | glassy | cross-off |
High Tide | 4:25PM1.69m | 5:17AM1.63m | 6:08PM1.73m | 6:50AM1.73m | 7:20PM1.89m | ||||||||||||||||
Low Tide | 9:45AM1.00m | 11:06PM1.03m | 11:55AM1.00m | 00:50AM0.91m | 1:13PM0.84m | ||||||||||||||||
 |  |  |  |  | | |  |  | | | | | | | | | | | | | |
 | 6:13 | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — |
 | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — |
mm | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — |
Temp °C | 9 | 11 | 13 | 11 | 8 | 7 | 6 | 7 | 11 | 13 | 13 | 12 | 11 | 10 | 10 | 10 | 13 | 12 | 9 | 10 | 8 |
Feels °C | 4 | 8 | 9 | 7 | 4 | 5 | 2 | 3 | 5 | 6 | 6 | 5 | 5 | 5 | 6 | 6 | 9 | 9 | 2 | 8 | 5 |
Swell 1 Height (m) Direction Period (s) | WSW 10 | WSW 11 | WSW 12 | WSW 12 | WSW 15 | WSW 16 | WSW 16 | WSW 16 | S 10 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | W 8 | W 9 | WSW 9 | W 10 |
| kJ | 2631 | 2245 | 1944 | 1866 | 2628 | 2460 | 2160 | 1916 | 141 | 604 | 372 | 287 | 242 | 183 | 180 | 175 | 111 | 688 | 529 | 653 | 783 |
Swell 2 Height (m) Direction Period (s) | WSW 16 | S 8 | S 8 | S 9 | S 11 | S 13 | S 12 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | WSW 14 | WSW 14 | S 8 | S 8 |
| kJ | 89 | 94 | 72 | 123 | 379 | 610 | 464 | 235 | 160 | 72 | 47 | 29 | 28 | 16 | 16 | 17 | 17 | 75 | 125 | 368 | 156 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 11 | S 16 | S 15 | W 15 | — | — | — | — | — | — | — | — | — | — | SSW 11 | S 15 | — | S 16 | S 17 | S 17 |
| kJ | 23 | 22 | 5 | 18 | 484 | — | — | — | — | — | — | — | — | — | — | 24 | 5 | — | 5 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | S 10 | — | — | — | NW 3 | W 16 | W 7 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | WNW 7 | S 9 | S 8 | — | — |
| kJ | — | — | — | 174 | — | — | — | 2 | 2627 | 657 | 1159 | 1298 | 1216 | 916 | 585 | 416 | 350 | 16 | 709 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 180 | 402 | 278 | 19 | 19 | 0 | 0 | 7 | 173 | 176 | 176 | 176 | 177 | 7 | 7 | 7 | 7 | 197 | 75 | 0 | 0 |
Best forecast wave conditions in Wanganui and the Manawatu | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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