Midshore Bay Surf Break

Midshore Bay Surf Forecast and Surf Report

Lat Long: 43.12° S 172.86° E

Issued: 5 pm 30 Jun 2026 (local time)

Forecast update in  hr  min

Today's Midshore Bay sea temperature is
11.0° C

1.1°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 30 Jun 2026:

  • Best quality surf: Sunday 5 Jul, 6AM (local time) - 2.5ft (0.8m), 10s period, ENE swell with offshore winds.
  • Most powerful swell: Wednesday 8 Jul, 12AM (local time) - 5.5ft (1.7m), 10s period, E swell with 557 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 1 Jul, 12AM (local time) - 1.5ft (0.5m), 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 (Jul 01) at 12AM. The primary swell is predicted to be 0.5m and 14s period with a secondary swell of 0.6m and 10s. Another secondary swell of 0.5m and 5s is also forecast. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Midshore Bay in the next 16 days are 1.7m 10s and forecast to arrive on Wednesday (Jul 08) at 12AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 9s period and expected on Saturday (Jul 04) at 6PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+)12AM (Wed 1st Jul)1.5ft (0.5m) 14s
Best Surf 6AM (Sun 5th Jul)2.5ft (0.8m) 10s
Most Powerful12AM (Wed 8th Jul)5.5ft (1.7m) 10s

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 12°C on Thu afternoon, min 7°C on Tue night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 5mm), mostly falling on Sun night. Very mild (max 15°C on Sat morning, min 6°C on Sun night). Winds decreasing (fresh winds from the NW on Sat night, light winds from the N by Sun morning).

Tue
30
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
2
1
1
0
1
1
1
1
1
1
1
0
0
0
1
0
0
0
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
SSE
15
0.5
SE
14
0.6
E
10
0.6
E
10
0.6
E
10
0.6
E
11
0.7
E
11
0.7
E
10
0.7
E
10
0.8
ENE
11
0.7
E
12
0.7
E
12
0.6
E
12
1
ENE
8
0.8
ENE
8
0.7
ENE
8
0.6
ENE
8
1.4
SE
5
1.8
SE
7
1.7
SE
8
1.5
E
9
Wave Graph
Metric surfscale
Energy kJ
154
93
70
68
65
85
112
102
100
167
151
141
98
122
96
75
51
110
308
361
359
Wind (km/h)
15
NE
5
NNW
5
NW
5
E
5
NNW
5
NW
10
ENE
10
NW
10
NNW
15
NW
20
N
20
NNE
25
NNE
25
NW
15
N
10
SE
25
S
30
SSW
25
SSW
25
SW
35
SW
Wind State
cross-off
glassy
glassy
cross
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
cross-off
cross-off
cross-off
off
cross-on
on
cross-on
cross-on
cross-on
cross-on
High Tide
5:11PM1.86m
5:28AM1.70m
5:53PM1.85m
6:10AM1.68m
6:35PM1.83m
6:53AM1.66m
7:17PM1.81m
7:35AM1.64m
7:58PM1.77m
8:18AM1.62m
8:40PM1.75m
9:03AM1.62m
9:24PM1.73m
9:50AM1.65m
Low Tide
11:28PM0.41m
11:37AM0.35m
00:12AM0.39m
12:21PM0.35m
00:56AM0.39m
1:04PM0.35m
1:39AM0.39m
1:47PM0.37m
2:21AM0.38m
2:31PM0.38m
3:04AM0.38m
3:17PM0.38m
3:47AM0.36m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
cloud
light rain
light rain
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
8:00
8:00
8:00
8:00
8:00
8:00
7:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:02
5:02
5:04
5:04
5:05
5:05
5:06
5:07
 mm
1
4
Temp °C
9
7
9
11
9
10
12
9
12
14
12
15
15
12
12
12
8
7
7
6
4
Feels °C
5
4
7
9
7
8
9
6
9
10
7
10
9
5
9
9
1
0
0
-1
-5
Swell 1
Height (m)
Direction
Period (s)
0.6
E
10
0.6
E
10
0.6
E
10
0.6
E
10
0.6
E
10
0.6
E
11
0.7
E
11
0.7
E
10
0.7
E
10
0.8
ENE
11
0.7
E
12
0.7
E
12
0.6
E
12
1
ENE
8
0.8
ENE
8
0.7
ENE
8
0.6
ENE
8
0.4
ENE
9
0.6
E
8
0.6
E
10
1.5
E
9
Energy kJ
68
70
70
68
65
85
112
102
100
167
151
141
98
122
96
75
51
29
43
68
359
Swell 2
Height (m)
Direction
Period (s)
0.6
SSE
15
0.5
ENE
5
0.4
ENE
5
0.4
ENE
5
0.3
ENE
5
0.3
ENE
5
0.1
SE
16
0.1
S
16
0.1
S
15
0.4
ENE
5
0.5
NE
8
0.1
S
16
0.5
E
10
0.1
S
18
0.4
E
10
0.1
S
23
0.5
E
10
0.6
ENE
8
0.5
S
17
Energy kJ
154
13
8
8
4
5
10
5
4
9
33
5
54
6
33
10
45
48
142
Swell 3
Height (m)
Direction
Period (s)
0.5
SE
14
0.4
SE
12
0.3
SE
11
0.2
SSE
16
0.1
SE
9
0.2
S
14
0.2
S
16
0.1
S
12
0.1
S
17
0.1
S
16
0.2
S
23
Energy kJ
93
35
19
24
3
15
19
3
6
5
40
Wind waves
Height (m)
Direction
Period (s)
0.7
ENE
4
0.9
NE
5
0.8
N
4
0.5
NNE
4
1.4
NE
9
0.3
NNW
4
0.3
N
3
1.1
SW
4
1.4
SE
5
1.8
SE
7
1.7
SE
8
1.1
SSE
8
Energy kJ
16
33
18
7
353
2
1
46
110
308
361
157
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
5
6
2
2
Distance (km)
0
0
0
19
0
0
0
0
0
0
0
19
82
86
0
44
104
156
190
44
40
Best forecast wave conditions in Canterbury
Rating
(10 max)
4
3
3
3
2
2
2
2
2
2
2
1
1
2
2
2
2
2
2
Best forecast wave conditions in New Zealand
Rating
(10 max)
4
4
4
4
4
4
3
3
3
3
4
2
3
4
4
5
9
9
6
7
5
Header Global
Rating
(10 max)
5
5
5
5
5
8
7
5
9
5
7
5
7
6
5
9
9
9
6
7
7
  • 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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