Midshore Bay Surf Break

Midshore Bay Surf Forecast and Surf Report

Lat Long: 43.12° S 172.86° E

Issued: 11 pm 19 Jun 2026 (local time)

Forecast update in  hr  min

Today's Midshore Bay sea temperature is
11.8° C

1.5°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 19 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: Saturday 27 Jun, 12AM (local time) - 8ft (2.5m), 9s period, SE swell with 1,208 kJ wave energy.
  • Next surfable swell (1★+): Monday 22 Jun, 9AM (local time) - 1.5ft (0.4m), 14s period with SSE 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 Monday (Jun 22) at 9AM. The primary swell is predicted to be 0.4m and 14s period with a secondary swell of 0.2m and 9s. Another secondary swell of 0.2m and 3s is also forecast. 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 2.5m 9s and forecast to arrive on Saturday (Jun 27) 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 1.2m 5s period and expected on Tuesday (Jun 23) at 3AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Mon 22nd Jun)1.5ft (0.4m) 14s
Best Surf 9PM (Mon 22nd Jun)3.5ft (1.1m) 17s
Most Powerful12AM (Sat 27th Jun)8ft (2.5m) 9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 13mm), heaviest on Sat night. Warm (max 20°C on Sat afternoon, min 9°C on Sun afternoon). Winds decreasing (strong winds from the NW on Sat afternoon, calm by Sun night).

Days 5-7 Weather Summary

Light rain (total 6mm), mostly falling on Tue night. Very mild (max 11°C on Tue afternoon, min 7°C on Mon night). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Fri
26
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
0
0
0
0
0
0
0
1
2
2
1
0
0
0
0
0
0
0
1
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSE
12
0.2
SSE
11
0.2
SSE
10
0.6
ENE
10
0.2
ENE
10
0.2
ENE
10
0.2
ENE
10
0.4
SSE
14
0.9
SSE
18
0.9
SE
16
0.6
SSE
14
0.5
SE
13
0.5
SE
12
0.4
SE
11
0.2
SSE
15
0.4
SE
18
0.4
SE
18
1.4
S
4
1.7
SSE
10
1.4
SE
9
1.4
SE
9
Wave Graph
Metric surfscale
Energy kJ
59
12
10
64
10
10
9
74
541
381
125
82
71
30
23
109
86
71
528
335
314
Wind (km/h)
45
NW
35
NNW
30
NW
5
E
10
ESE
15
ESE
5
ESE
10
NE
20
NE
10
NNE
10
WNW
10
SSW
10
WSW
5
SW
10
SW
20
WSW
15
WSW
20
W
15
WSW
10
WSW
15
SW
Wind State
cross-off
off
cross-off
cross
cross
cross-on
glassy
cross-off
cross-off
off
cross-off
on
cross-on
glassy
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
High Tide
8:55AM1.95m
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
Low Tide
2:50AM0.05m
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
part cloud
part cloud
part cloud
heavy rain
cloud
light rain
light rain
part cloud
clear
clear
part cloud
cloud
light rain
cloud
cloud
cloud
light rain
light rain
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
8:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
4:59
4:59
5:00
5:00
5:00
5:00
5:00
 mm
11
1
1
3
1
2
Temp °C
18
19
20
12
11
10
9
11
12
9
10
11
8
8
8
9
10
11
10
10
10
Feels °C
12
15
14
9
9
7
7
8
7
5
7
8
5
7
6
5
6
7
6
7
7
Swell 1
Height (m)
Direction
Period (s)
0.4
SSE
12
0.2
SSE
11
0.8
NE
5
0.6
ENE
10
0.3
ENE
6
0.2
ENE
4
0.4
SE
4
0.4
SSE
14
0.9
SSE
18
0.9
SE
16
0.6
SSE
14
0.5
SE
13
0.5
SE
12
0.4
SE
11
0.4
ENE
6
0.9
ENE
8
0.7
ENE
9
0.6
ENE
9
0.6
E
11
1.4
SE
9
1.4
SE
9
Energy kJ
59
12
34
64
6
1
3
74
541
381
125
82
71
30
12
109
86
66
82
335
314
Swell 2
Height (m)
Direction
Period (s)
0.4
NE
6
0.1
SE
16
0.2
SSE
10
0.6
SE
4
0.2
ENE
10
0.2
ENE
10
0.2
ENE
10
0.2
ENE
9
0.1
E
9
0.5
ENE
5
0.5
ENE
6
0.4
ENE
5
0.3
ENE
5
0.3
SE
10
0.4
SE
18
0.5
SE
7
0.6
E
12
0.7
E
13
Energy kJ
8
11
10
13
10
10
9
8
2
14
17
10
5
16
79
26
101
157
Swell 3
Height (m)
Direction
Period (s)
0.1
E
18
0.1
E
17
0.1
SE
16
0.2
SSE
15
0.1
SE
4
0.1
S
16
0.1
NE
4
0.1
E
14
0.1
E
8
0.1
E
8
0.1
SE
15
0.2
SSE
15
0.1
SE
10
0.4
SE
18
0.1
SE
16
0.3
ESE
12
Energy kJ
6
5
10
23
1
5
1
4
1
1
9
23
4
78
10
29
Wind waves
Height (m)
Direction
Period (s)
0.6
NW
3
1
NNE
4
0.7
NW
3
0.5
NE
6
0.6
SE
3
0.2
E
3
0.4
ENE
9
0.9
NE
5
0.9
WSW
4
1
SW
4
1.4
S
4
1.7
SSE
10
0.8
SW
4
0.7
SW
4
Energy kJ
8
37
12
16
9
1
32
38
25
32
71
528
17
13
Nearest Offshore or Glassy
Rating
(10 max)
2
1
2
1
1
2
2
1
5
2
1
1
1
1
1
1
1
3
2
2
3
Distance (km)
86
86
20
40
64
84
61
0
82
0
0
44
9
9
9
40
32
20
32
9
9
Best forecast wave conditions in Canterbury
Rating
(10 max)
1
2
2
1
2
2
4
5
4
4
3
2
2
2
4
4
3
3
4
4
Best forecast wave conditions in New Zealand
Rating
(10 max)
4
3
4
4
4
4
4
7
5
6
4
4
3
2
2
6
5
8
8
9
7
Header Global
Rating
(10 max)
4
4
5
5
8
9
6
7
5
6
5
5
6
5
6
6
6
8
8
9
9
  • 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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