Surf Forecasts:
How big are the waves at Mahia Spit today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 0.5ft (0.2m), 13s period with ENE swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 0.5ft (0.2m), 13s period with ENE swell.
- Evening surf: Evening surf (12 Sep, local time) - 0.5ft (0.2m), 8s period with ENE swell.
The current surf forecast for Mahia Spit at 7AM is: 0.3m 7s primary swell from a East-northeast direction (forecast issued at 11:00pm September 11). An open ocean swell of 0.6m 17s is not directed at the surf break, a second open ocean swell of 0.5m 6s is not directed at the surf break, a second open ocean swell of 0.4m 2s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 0.5ft (0.2m) | 13s |
| Afternoon (12 Sep) | 0.5ft (0.2m) | 13s |
| Evening (12 Sep) | 0.5ft (0.2m) | 8s |
Table - waves today at Mahia Spit. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat morning. Very mild (max 13°C on Fri night, min 10°C on Sat morning). Winds decreasing (fresh winds from the SSW on Sat morning, calm by Sun night). | |||||||||||||||||
Saturday 12 | Sunday 13 | ||||||||||||||||
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) | SE 7 | NE 7 | NE 8 | ENE 7 | ENE 13 | ENE 13 | ENE 13 | ENE 8 | ENE 8 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | NE 12 | ENE 12 | ENE 12 |
Wave Graph  | |||||||||||||||||
 kJ | 12 | 14 | 15 | 11 | 17 | 16 | 16 | 7 | 7 | 15 | 15 | 15 | 14 | 14 | 23 | 14 | 14 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | glassy | cross-on | cross-off | cross-off | cross-off | off | cross-off | cross-off | off |
High Tide | 6:10AM1.50m | 6:35PM1.58m | 7:02AM1.52m | 7:25PM1.56m | |||||||||||||
Low Tide | 00:03AM0.08m | 12:23PM0.09m | 00:55AM0.07m | 1:16PM0.10m | |||||||||||||
 | | |  |  |  | | | | | | |  | | | | | |
 | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:55 | — | — |
mm | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 11 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 13 | 12 | 12 | 11 |
Feels °C | 8 | 7 | 6 | 6 | 3 | 3 | 4 | 6 | 8 | 5 | 7 | 5 | 4 | 6 | 5 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | S 17 | S 17 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | ENE 12 | S 13 | S 10 |
| kJ | 50 | 34 | 22 | 211 | 195 | 333 | 755 | 977 | 1759 | 3436 | 3287 | 2686 | 2218 | 1617 | 14 | 1380 | 951 |
Swell 2 Height (m) Direction Period (s) | S 18 | S 18 | S 17 | S 6 | ENE 8 | ENE 8 | ENE 8 | SSE 6 | SSE 9 | ENE 8 | ENE 8 | ENE 12 | ENE 12 | ENE 12 | NE 12 | ENE 12 | ENE 12 |
| kJ | 219 | 216 | 148 | 21 | 14 | 14 | 13 | 139 | 307 | 7 | 7 | 15 | 14 | 14 | 23 | 14 | 14 |
Swell 3 Height (m) Direction Period (s) | SE 7 | NE 7 | NE 8 | ENE 7 | ENE 13 | ENE 13 | ENE 13 | ENE 8 | ENE 8 | ENE 12 | ENE 12 | ENE 8 | ENE 8 | — | ENE 9 | E 9 | E 8 |
| kJ | 12 | 14 | 15 | 11 | 17 | 16 | 16 | 7 | 7 | 15 | 15 | 7 | 7 | — | 7 | 6 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | SW 2 | SSW 5 | S 6 | S 6 | S 6 | — | — | NE 8 | — | — | SSW 3 | S 14 | S 11 | — |
| kJ | — | — | — | 1 | 62 | 125 | 116 | 186 | — | — | 11 | — | — | 7 | 1487 | 991 | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 7 | 7 | 7 | 33 | 97 | 164 | 2 | 2 | 2 | 9 | 7 | 7 | 7 | 167 | 313 | 2 | 2 |
Best forecast wave conditions in Gisborne and Mahia | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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