Surf Forecasts:
How big are the waves at Blackhead today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 10ft (3.0m), 8s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 15ft (4.5m), 10s period with SSW swell.
- Evening surf: Evening surf (18 Aug, local time) - 16ft (5.0m), 11s period with S swell.
The current surf forecast for Blackhead at 3AM is: 1.6m 9s primary swell from a Southeast direction and 0.6m 10s secondary swell from a East direction, 1.6m 8s secondary swell from a South-southwest direction (forecast issued at 11:00pm August 17). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 10ft (3.0m) | 8s |
| Afternoon (18 Aug) | 15ft (4.5m) | 10s |
| Evening (18 Aug) | 16ft (5.0m) | 11s |
Table - waves today at Blackhead. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Tue afternoon. Very mild (max 12°C on Thu afternoon, min 5°C on Mon night). Winds decreasing (strong winds from the SSW on Tue night, light winds from the S by Thu afternoon). | |||||||||||||||||
Tuesday 18 | Wednesday 19 | ||||||||||||||||
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) | SSE 8 | SSE 8 | SE 9 | SSW 8 | SSW 8 | SSW 9 | SSW 10 | S 11 | S 11 | S 11 | S 12 | S 11 | S 11 | S 11 | S 15 | S 14 | SSW 14 |
Wave Graph  | |||||||||||||||||
 kJ | 766 | 702 | 402 | 480 | 1351 | 2167 | 3582 | 5946 | 6479 | 7250 | 6768 | 5300 | 4361 | 2987 | 4178 | 3335 | 2410 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:10PM1.49m | 9:37AM1.44m | 10:00PM1.43m | 10:27AM1.41m | |||||||||||||
Low Tide | 3:30AM0.10m | 3:52PM0.14m | 4:18AM0.15m | 4:43PM0.19m | |||||||||||||
 |  | | |  |  |  |  | | | |  | | | | | | |
 | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:36 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | — | — | — | — | — | — | 3 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — |
Temp °C | 7 | 6 | 5 | 7 | 9 | 10 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 9 |
Feels °C | 2 | 0 | -1 | 0 | 1 | 1 | -2 | -3 | -3 | -4 | -3 | -1 | 1 | 3 | 3 | 5 | 4 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 11 | SE 9 | SE 9 | SE 10 | SE 10 | ESE 10 | — | ESE 12 | ESE 11 | ESE 11 | — | SSW 15 | SE 9 | SE 9 | S 14 | SSW 14 |
| kJ | 206 | 141 | 402 | 336 | 208 | 240 | 171 | — | 47 | 41 | 49 | — | 1658 | 528 | 528 | 3335 | 2410 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 14 | E 10 | E 9 | E 9 | — | — | — | E 16 | — | — | — | — | — | — | SE 9 | ESE 8 |
| kJ | 213 | 229 | 80 | 62 | 43 | — | — | — | 5 | — | — | — | — | — | — | 314 | 309 |
Swell 3 Height (m) Direction Period (s) | — | — | SSW 14 | E 9 | — | — | — | — | — | — | — | — | — | — | — | ESE 8 | SSE 9 |
| kJ | — | — | 149 | 62 | — | — | — | — | — | — | — | — | — | — | — | 160 | 164 |
Wind waves Height (m) Direction Period (s) | SSE 8 | SSE 8 | SSW 8 | SSW 8 | SSW 8 | SSW 9 | SSW 10 | S 11 | S 11 | S 11 | S 12 | S 11 | S 11 | S 11 | S 15 | SSE 9 | — |
| kJ | 766 | 702 | 306 | 480 | 1351 | 2167 | 3582 | 5946 | 6479 | 7250 | 6768 | 5300 | 4361 | 2987 | 4178 | 255 | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 61 | 61 | 0 | 80 | 251 | 251 | 256 | 256 | 256 | 256 | 268 | 123 | 95 | 75 | 75 | 39 | 59 |
Best forecast wave conditions in The Wairarapa | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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