Surf Forecasts:
Midshore Bay surf forecast from 20 Jun 2026:
- Best quality surf: Monday 22 Jun, 9PM (local time) - 3.5ft (1.1m), 17s period, SE swell with cross-offshore winds.
- Most powerful swell: Monday 22 Jun, 6PM (local time) - 4ft (1.2m), 18s period, SE swell with 947 kJ wave energy.
- Next surfable swell (1★+): Sunday 21 Jun, 3AM (local time) - 1.5ft (0.5m), 10s period with ENE swell.
Best Forecast Surf Conditions for Midshore Bay this week:
The surf forecast for Midshore Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jun 21) at 3AM. The primary swell is predicted to be 0.5m and 10s period with a secondary swell of 0.4m and 4s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Midshore Bay in the next 16 days are 1.2m 18s and forecast to arrive on Monday (Jun 22) at 6PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Tuesday (Jun 23) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Sun 21st Jun) | 1.5ft (0.5m) 10s |
| Best Surf | 9PM (Mon 22nd Jun) | 3.5ft (1.1m) 17s |
| Most Powerful | 6PM (Mon 22nd Jun) | 4ft (1.2m) 18s |
Table - best surf conditions forecast for Midshore Bay over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Sun afternoon. Warm (max 21°C on Sat afternoon, min 6°C on Mon night). Winds decreasing (strong winds from the NW on Sat afternoon, calm by Sun night). | Days 4-6 Weather SummaryMostly dry. Very mild (max 12°C on Thu afternoon, min 7°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | |||||||||||||||
AM | 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) | SSE 11 | SSE 10 | ENE 10 | ENE 10 | S 12 | ENE 10 | SE 14 | SE 18 | SSE 16 | SSE 14 | SE 13 | SE 12 | SE 11 | E 8 | SSE 18 | ENE 9 | SSE 7 | SE 7 | E 9 | E 9 | E 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 12 | 10 | 85 | 10 | 27 | 9 | 48 | 719 | 475 | 131 | 84 | 69 | 30 | 48 | 120 | 126 | 181 | 135 | 311 | 311 | 334 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross | cross-on | on | glassy | off | cross-off | off | cross-off | cross-on | glassy | cross-on | cross-on | glassy | cross | cross-on | cross-off | off | cross | cross |
High Tide | 9:24PM2.06m | 9:54AM1.90m | 10:21PM1.96m | 10:53AM1.85m | 11:17PM1.88m | 11:50AM1.82m | 00:11AM1.80m | 12:43PM1.79m | 1:01AM1.75m | 1:32PM1.79m | 1:49AM1.71m | 2:19PM1.79m | 2:35AM1.70m | ||||||||
Low Tide | 3:10PM0.06m | 3:45AM0.09m | 4:06PM0.14m | 4:39AM0.14m | 5:02PM0.23m | 5:32AM0.20m | 5:56PM0.30m | 6:22AM0.26m | 6:49PM0.37m | 7:10AM0.32m | 7:40PM0.41m | 7:56AM0.36m | 8:28PM0.44m | ||||||||
 |  |  |  |  |  | | | | | |  | | | | | | | | |  | |
 | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — |
 | — | 4:59 | — | — | 4:59 | — | — | 5:00 | — | — | 5:00 | — | — | 5:00 | — | — | 5:00 | — | — | 5:00 | — |
mm | — | — | 9 | 1 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 21 | 12 | 10 | 8 | 8 | 9 | 11 | 8 | 9 | 10 | 8 | 7 | 7 | 7 | 10 | 12 | 9 | 10 | 11 | 8 |
Feels °C | 15 | 16 | 9 | 7 | 5 | 5 | 6 | 7 | 5 | 6 | 7 | 6 | 4 | 4 | 5 | 8 | 10 | 7 | 8 | 9 | 6 |
Swell 1 Height (m) Direction Period (s) | SSE 11 | SSE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | SE 14 | SE 18 | SSE 16 | SSE 14 | ENE 6 | ENE 6 | ENE 7 | E 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 |
| kJ | 12 | 10 | 85 | 10 | 10 | 9 | 48 | 719 | 475 | 131 | 19 | 20 | 15 | 48 | 120 | 126 | 82 | 110 | 311 | 311 | 334 |
Swell 2 Height (m) Direction Period (s) | SE 16 | SE 16 | SE 4 | SE 16 | S 12 | S 10 | ENE 9 | E 9 | E 9 | ENE 5 | SE 13 | SE 12 | SE 11 | SSE 10 | SSE 18 | SE 15 | — | E 14 | SE 15 | SSE 14 | SSE 19 |
| kJ | 11 | 10 | 9 | 10 | 27 | 2 | 8 | 6 | 2 | 15 | 84 | 69 | 30 | 10 | 120 | 57 | — | 4 | 57 | 38 | 35 |
Swell 3 Height (m) Direction Period (s) | E 17 | E 13 | SSE 15 | E 15 | SSW 7 | S 14 | ENE 3 | — | — | E 8 | E 13 | — | SE 15 | SE 15 | SSE 10 | SE 18 | — | SSE 17 | S 8 | S 8 | S 10 |
| kJ | 5 | 4 | 23 | 4 | 5 | 4 | 1 | — | — | 1 | 4 | — | 8 | 9 | 9 | 13 | — | 55 | 5 | 20 | 2 |
Wind waves Height (m) Direction Period (s) | NNE 4 | NE 5 | — | E 4 | ESE 4 | ESE 3 | — | ENE 3 | NE 5 | — | — | — | — | — | SW 2 | S 4 | SSE 7 | SE 7 | — | — | — |
| kJ | 52 | 32 | — | 5 | 11 | 2 | — | 2 | 39 | — | — | — | — | — | 2 | 29 | 181 | 135 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 116 | 288 | 40 | 129 | 61 | 61 | 0 | 82 | 0 | 0 | 9 | 0 | 9 | 9 | 0 | 9 | 22 | 0 | 0 | 19 | 9 |
Best forecast wave conditions in Canterbury | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Midshore Bay 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 Midshore Bay Surf forecast
The above surf forecast table for Midshore Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Midshore Bay can be found by selecting the local surf guide option on the grey menu. Our Midshore Bay 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 (Midshore Bay) 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 Midshore Bay 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.
Are you planning a holiday in Canterbury? If you are looking for accommodation near Midshore Bay, camping, hotels and holiday cottages in Canterbury, consider staying in Christchurch which is 50 km (31 miles) away.
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