Surf Forecasts:
How big are the waves at Blue Duck Stream today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 6ft (1.9m), 8s period with SSW swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 5ft (1.6m), 9s period with S swell.
- Evening surf: Evening surf (23 Sep, local time) - 5ft (1.5m), 7s period with S swell.
The current surf forecast for Blue Duck Stream at 10AM is: 1.9m 8s primary swell from a South-southwest direction and 0.7m 15s secondary swell from a South direction, 0.3m 11s secondary swell from a Southeast direction (forecast issued at 05:00am September 23). The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 6ft (1.9m) | 8s |
| Afternoon (23 Sep) | 5ft (1.6m) | 9s |
| Evening (23 Sep) | 5ft (1.5m) | 7s |
Table - waves today at Blue Duck Stream. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Wed morning. Very mild (max 12°C on Thu afternoon, min 5°C on Wed night). Wind will be generally light. | |||||||||||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||||||||||
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) | SSW 7 | S 7 | SSW 8 | S 10 | S 9 | S 8 | S 7 | S 8 | S 8 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 332 | 320 | 438 | 627 | 413 | 377 | 243 | 374 | 271 | 320 | 288 | 246 | 235 | 225 | 185 | 146 | 143 | 116 | 150 | 401 | 316 | 239 | 232 |
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 | off | cross-off | glassy | cross-on | cross-on | cross | off | off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross |
High Tide | 1:38AM1.30m | 2:02PM1.42m | 2:22AM1.32m | 2:46PM1.44m | 3:06AM1.35m | 3:30PM1.45m | |||||||||||||||||
Low Tide | 7:41AM0.30m | 8:16PM0.30m | 8:26AM0.27m | 8:59PM0.27m | 9:11AM0.23m | ||||||||||||||||||
 |  |  |  |  | |  | | | |  | | | | | | | |  | | | | | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — |
 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:23 | — |
mm | 4 | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 6 | 6 | 6 | 7 | 7 | 7 | 5 | 6 | 6 | 6 | 9 | 11 | 12 | 10 | 10 | 10 | 9 | 8 | 10 | 12 | 11 | 10 | 10 |
Feels °C | 0 | 0 | -1 | 1 | 0 | 1 | 1 | 2 | 2 | 2 | 6 | 7 | 8 | 7 | 7 | 7 | 6 | 5 | 7 | 9 | 8 | 7 | 7 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 8 | S 8 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 14 | S 14 | S 14 | S 14 |
| kJ | 129 | 181 | 233 | 163 | 159 | 159 | 161 | 229 | 271 | 320 | 288 | 246 | 235 | 225 | 185 | 146 | 143 | 116 | 90 | 401 | 316 | 239 | 232 |
Swell 2 Height (m) Direction Period (s) | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | ESE 11 | ESE 11 | S 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | S 15 | S 15 | S 15 | S 14 | ESE 13 | ESE 14 | ESE 12 | ESE 12 |
| kJ | 22 | 21 | 21 | 20 | 20 | 12 | 11 | 118 | 79 | 78 | 77 | 45 | 46 | 80 | 80 | 118 | 113 | 109 | 150 | 34 | 118 | 47 | 82 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 9 | E 10 | E 9 | E 9 | E 9 | E 8 | SSW 12 | ESE 11 | ESE 11 | ESE 10 | E 10 | ESE 10 | SE 11 | NE 4 | NE 4 | ESE 10 | ESE 16 | ESE 16 | ESE 10 | ESE 15 | ESE 15 | ESE 15 |
| kJ | 7 | 6 | 8 | 6 | 7 | 6 | 6 | 46 | 11 | 11 | 10 | 8 | 11 | 4 | 2 | 3 | 10 | 49 | 25 | 10 | 44 | 71 | 42 |
Wind waves Height (m) Direction Period (s) | SSW 7 | S 7 | SSW 8 | S 10 | S 9 | S 8 | S 7 | S 8 | — | — | — | — | ENE 3 | NE 3 | NNE 4 | — | SSW 2 | — | — | — | ENE 3 | NE 3 | NE 3 |
| kJ | 332 | 320 | 438 | 627 | 413 | 377 | 243 | 374 | — | — | — | — | 3 | 4 | 10 | — | 1 | — | — | — | 3 | 2 | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 34 | 160 | 34 | 165 | 191 | 23 | 0 | 0 | 0 | 0 | 0 | 10 | 10 | 10 | 0 | 0 | 0 | 0 | 4 | 20 | 10 | 10 | 10 |
Best forecast wave conditions in Kaikoura and Marlborough | |||||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||||
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