Surf Forecasts:
Blaketown Wedge surf forecast from 22 Sep 2026:
- Best quality surf: Wednesday 23 Sep, 6AM (local time) - 11ft (3.5m), 15s period, W swell with cross-offshore winds.
- Most powerful swell: Monday 28 Sep, 4AM (local time) - 15ft (4.5m), 12s period, W swell with 5,763 kJ wave energy.
- Next surfable swell (1★+): Wednesday 23 Sep, 6AM (local time) - 11ft (3.5m), 15s period with W swell.
Best Forecast Surf Conditions for Blaketown Wedge this week:
The surf forecast for Blaketown Wedge over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 23) at 6AM. The primary swell is predicted to be 3.5m and 15s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Blaketown Wedge in the next 16 days are 4.5m 12s and forecast to arrive on Monday (Sep 28) at 4AM. Winds are predicted to be cross-shore at the time the swell arrives.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Wed 23rd Sep) | 11ft (3.5m) 15s |
| Best Surf | 6AM (Wed 23rd Sep) | 11ft (3.5m) 15s |
| Most Powerful | 4AM (Mon 28th Sep) | 15ft (4.5m) 12s |
Table - best surf conditions forecast for Blaketown Wedge over the next 16 days.
Short Range ForecastLight rain (total 6mm), mostly falling on Tue night. Very mild (max 11°C on Tue afternoon, min 5°C on Wed night). Winds decreasing (fresh winds from the WSW on Tue afternoon, calm by Thu afternoon). | Days 5-7 Weather SummaryHeavy rain (total 32mm), heaviest during Sat night. Very mild (max 13°C on Sat night, min 8°C on Fri night). Winds increasing (calm on Fri afternoon, strong winds from the WSW by Sun morning). | |||||||||||||||||||
Tue 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | WSW 9 | W 9 | W 15 | W 16 | W 16 | W 15 | WSW 14 | W 14 | WSW 13 | WSW 13 | W 12 | W 12 | WSW 12 | W 9 | W 10 | W 11 | W 11 | W 13 | W 14 | W 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 1930 | 1827 | 4940 | 4371 | 3260 | 2177 | 1554 | 899 | 722 | 690 | 660 | 469 | 232 | 215 | 4369 | 4867 | 4722 | 5331 | 5511 | 2326 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross | cross-off | cross-off | cross | glassy | cross | glassy | cross-off | glassy | cross | cross | cross | cross | cross-on | cross | cross | cross |
High Tide | 7:56PM2.70m | 8:20AM2.74m | 8:41PM2.88m | 9:04AM2.90m | 9:20PM3.05m | 9:43AM3.06m | 9:56PM3.20m | 10:18AM3.20m | 10:30PM3.33m | 10:53AM3.29m | 11:06PM3.40m | 11:28AM3.34m | 11:43PM3.42m | |||||||
Low Tide | 2:12AM1.17m | 2:34PM1.11m | 2:55AM0.98m | 3:13PM0.94m | 3:32AM0.81m | 3:49PM0.78m | 4:07AM0.65m | 4:24PM0.66m | 4:42AM0.55m | 4:58PM0.57m | 5:18AM0.50m | 5:33PM0.54m | ||||||||
 |  |  | |  |  | |  |  |  |  |  | |  | | |  | | | | |
 | — | — | 6:22 | — | — | 6:20 | — | — | 6:20 | — | — | 6:18 | — | — | 7:16 | — | — | 6:13 | — | — |
 | 6:30 | — | — | 6:31 | — | — | 6:32 | — | — | 6:34 | — | — | 6:35 | — | — | 7:36 | — | — | 6:37 | — |
mm | 1 | 5 | — | — | — | — | — | — | — | 6 | — | 1 | 1 | 17 | 4 | — | 1 | 2 | 2 | 4 |
Temp °C | 11 | 10 | 10 | 10 | 8 | 10 | 9 | 8 | 10 | 9 | 9 | 10 | 9 | 13 | 10 | 10 | 9 | 9 | 10 | 10 |
Feels °C | 4 | 4 | 6 | 4 | 5 | 7 | 5 | 7 | 7 | 8 | 6 | 8 | 6 | 8 | 0 | 0 | 4 | 5 | 4 | 4 |
Swell 1 Height (m) Direction Period (s) | — | — | W 15 | W 16 | W 16 | W 15 | WSW 14 | W 14 | WSW 13 | WSW 13 | W 12 | W 12 | WNW 8 | W 9 | — | — | WSW 20 | — | — | — |
| kJ | — | — | 4940 | 4371 | 3260 | 2177 | 1554 | 899 | 722 | 690 | 660 | 469 | 107 | 215 | — | — | 82 | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | W 18 | W 16 | N 13 | WSW 12 | W 11 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 25 | 21 | 3 | 232 | 66 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | N 12 | W 24 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 11 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 9 | W 9 | — | — | — | — | — | — | — | — | — | — | — | NNW 4 | W 10 | W 11 | W 11 | W 13 | W 14 | W 10 |
| kJ | 1930 | 1827 | — | — | — | — | — | — | — | — | — | — | — | 43 | 4369 | 4867 | 4722 | 5331 | 5511 | 2326 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 153 | 321 | 0 | 201 | 0 | 0 | 156 | 0 | 1 | 0 | 0 | 0 | 1 | 121 | 169 | 172 | 153 | 153 | 190 | 153 |
Best forecast wave conditions in West Coast South Island | ||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Blaketown Wedge surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Blaketown Wedge Surf forecast
The above surf forecast table for Blaketown Wedge provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Blaketown Wedge can be found by selecting the local surf guide option on the grey menu. Our Blaketown Wedge surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Blaketown Wedge) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Blaketown Wedge may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Blaketown Wedge is 172 km (107 miles) from the city of Christchurch. If you plan a holiday in West Coast South Island, look for hotels and other accommodation in Christchurch. Christchurch has rooms for a wide range of budgets as well as car hire and transport links.
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