Midshore Bay Surf Break

Midshore Bay Surf Forecast and Surf Report

Lat Long: 43.12° S 172.86° E

Issued: 11 pm 11 Jun 2026 (local time)

Forecast update in  hr  min

Today's Midshore Bay sea temperature is
12.4° C

2.0°C warmer than normal for this time of year

Midshore Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Midshore Bay surf forecast from 11 Jun 2026:

  • Best quality surf: Wednesday 17 Jun, 9AM (local time) - 1.5ft (0.4m), 14s period, SE swell with cross-offshore winds.
  • Most powerful swell: Monday 15 Jun, 12PM (local time) - 4.5ft (1.4m), 5s period, SE swell with 98 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 17 Jun, 9AM (local time) - 1.5ft (0.4m), 14s period with SE 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 Wednesday (Jun 17) at 9AM. The primary swell is predicted to be 0.4m and 14s period with a secondary swell of 0.2m 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 1.4m 5s and forecast to arrive on Monday (Jun 15) at 12PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Wednesday (Jun 17) at 12AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Wed 17th Jun)1.5ft (0.4m) 14s
Best Surf 9AM (Wed 17th Jun)1.5ft (0.4m) 14s
Most Powerful12PM (Mon 15th Jun)4.5ft (1.4m) 5s

Table - best surf conditions forecast for Midshore Bay over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 17°C on Sun afternoon, min 7°C on Thu night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 14mm), heaviest on Mon afternoon. Very mild (max 15°C on Sun night, min 7°C on Tue morning). Winds increasing (calm on Mon morning, strong winds from the NW by Tue night).

Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
18
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SE
11
0.4
SE
10
0.3
SE
10
0.2
ESE
9
0.3
SE
13
0.3
SE
11
0.2
SSE
10
0.1
SE
17
0.2
ESE
12
0.2
ESE
13
0.2
ESE
13
1
SE
5
0.2
SSE
17
0.1
S
12
0.3
SE
4
0.4
SE
14
0.4
SE
14
0.4
SE
15
0.2
SSE
14
0.2
SSE
14
0.2
SSE
13
Wave Graph
Metric surfscale
Energy kJ
75
25
15
8
26
18
9
12
14
16
17
52
27
5
3
50
50
55
20
18
18
Wind (km/h)
10
WNW
5
NW
5
SE
10
NNE
5
W
5
S
10
NNE
5
NW
10
NW
20
NNW
5
SW
10
E
15
W
10
N
15
NNE
15
NW
15
WNW
10
ENE
5
NW
15
WSW
5
WNW
Wind State
cross-off
cross-off
cross-on
off
cross
on
cross-off
cross-off
cross-off
cross-off
glassy
cross
cross
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
glassy
High Tide
1:16AM1.83m
1:49PM1.94m
2:11AM1.89m
2:44PM2.05m
3:07AM1.95m
3:40PM2.15m
4:03AM2.00m
4:37PM2.22m
5:00AM2.03m
5:34PM2.25m
5:58AM2.05m
6:31PM2.25m
6:56AM2.03m
Low Tide
7:29AM0.19m
8:02PM0.22m
8:24AM0.12m
9:01PM0.16m
9:20AM0.05m
10:00PM0.10m
10:18AM-0.01m
10:59PM0.06m
11:17AM-0.04m
11:58PM0.03m
12:16PM-0.06m
00:56AM0.01m
1:14PM-0.05m
clear
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
light rain
mod rain
rain showers
clear
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:56
7:56
7:58
7:58
7:58
7:58
7:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:59
4:59
4:59
4:59
4:59
4:59
4:59
 mm
2
7
5
Temp °C
8
12
13
9
12
13
11
13
17
15
13
10
9
9
12
11
11
10
11
9
10
Feels °C
5
9
10
6
10
11
9
10
14
11
11
8
5
5
8
2
9
7
9
6
9
Swell 1
Height (m)
Direction
Period (s)
0.6
SE
11
0.4
SE
10
0.3
SE
10
0.2
ESE
9
0.3
SE
13
0.3
SE
11
0.2
SSE
10
0.3
NE
3
0.2
ESE
12
0.2
ESE
13
0.3
NNW
3
0.2
ESE
13
0.4
SE
4
0.2
SSE
4
0.3
SE
4
0.4
NE
4
0.4
SE
14
0.4
SE
15
0.2
SSE
14
0.2
SSE
14
0.2
SSE
11
Energy kJ
75
25
15
8
26
18
9
2
14
16
2
16
4
1
3
4
50
55
20
18
11
Swell 2
Height (m)
Direction
Period (s)
0.3
ENE
4
0.2
ENE
4
0.1
NE
4
0.1
SE
14
0.1
SE
18
0.1
SE
17
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.2
ESE
13
0.4
SSE
10
0.2
SSE
17
0.1
SE
11
0.1
S
10
0.4
SE
14
0.2
ENE
4
0.1
NE
6
0.1
SE
12
0.1
E
12
0.2
SSE
13
Energy kJ
2
2
1
7
13
11
6
6
5
17
33
27
5
2
50
2
1
6
3
18
Swell 3
Height (m)
Direction
Period (s)
0.1
S
18
0.1
S
16
0.1
S
16
0.1
SE
5
0.1
SE
17
0.1
SE
17
0.1
S
16
0.2
SSE
11
0.2
ESE
13
0.1
SE
12
0.1
S
12
0.1
E
11
0.1
E
13
0.1
E
12
0.2
E
12
0.1
NE
4
0.1
NE
4
0.1
E
11
Energy kJ
6
5
5
1
12
11
5
11
16
6
3
2
3
3
12
1
1
3
Wind waves
Height (m)
Direction
Period (s)
0.2
NNE
2
0.4
NE
3
0.5
N
3
0.4
NW
3
1
SE
5
0.4
SW
2
0.6
NNE
4
0.3
WSW
2
Energy kJ
1
3
5
3
52
2
13
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
Distance (km)
0
20
61
76
9
46
76
20
20
20
20
190
46
20
76
9
0
0
20
61
20
Best forecast wave conditions in Canterbury
Rating
(10 max)
2
1
1
1
2
1
1
2
2
1
1
1
2
2
2
2
2
3
2
1
2
Best forecast wave conditions in New Zealand
Rating
(10 max)
4
4
4
4
4
4
4
4
4
3
1
2
5
5
4
4
4
4
3
4
4
Header Global
Rating
(10 max)
6
6
9
7
5
5
5
4
4
5
4
5
5
5
5
5
4
4
4
5
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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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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