Midshore Bay Surf Break

Midshore Bay Surf Forecast and Surf Report

Lat Long: 43.12° S 172.86° E

Issued: 5 am 16 Jun 2026 (local time)

Forecast update in  hr  min

Today's Midshore Bay sea temperature is
12.1° C

1.8°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 15 Jun 2026:

  • Best quality surf: Friday 19 Jun, 3AM (local time) - 3.5ft (1.0m), 18s period, SE swell with offshore winds.
  • Most powerful swell: Friday 19 Jun, 3AM (local time) - 3.5ft (1.0m), 18s period, SE swell with 607 kJ wave energy.
  • Next surfable swell (1★+): Thursday 18 Jun, 12AM (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 Thursday (Jun 18) at 12AM. The primary swell is predicted to be 0.4m and 14s period with a secondary swell of 0.4m and 4s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Midshore Bay in the next 16 days are 1.0m 18s and forecast to arrive on Friday (Jun 19) at 3AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Saturday (Jun 20) at 3PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+)12AM (Thu 18th Jun)1.5ft (0.4m) 14s
Best Surf 3AM (Fri 19th Jun)3.5ft (1.0m) 18s
Most Powerful 3AM (Fri 19th Jun)3.5ft (1.0m) 18s

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 11°C on Tue night, min 5°C on Wed night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 18°C on Sat morning, min 6°C on Fri morning). Mainly fresh winds.

Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
1
0
0
2
2
1
1
0
0
0
0
0
1
2
1
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
SE
4
0.4
SE
5
0.5
SE
14
0.3
SE
11
1
S
6
0.4
SE
14
0.4
SE
11
0.4
SE
15
0.8
SSE
17
0.9
SE
17
0.6
SSE
16
0.4
SSE
12
0.4
SE
11
0.2
SSE
11
0.2
SSE
16
0.2
SSE
14
0.2
ENE
10
0.6
SSE
15
0.9
SSE
16
0.6
SSE
14
0.5
SE
14
Wave Graph
Metric surfscale
Energy kJ
5
9
103
20
73
49
33
56
386
424
162
58
32
11
25
21
10
148
452
138
97
Wind (km/h)
5
W
15
NE
15
NW
15
WSW
10
WSW
10
NNE
10
W
10
SW
10
NNW
10
N
5
NNE
10
NNW
35
N
20
N
5
NE
10
ENE
15
ENE
15
NE
5
WNW
5
E
5
NNW
Wind State
cross
cross-off
cross-off
cross
cross-on
off
cross
cross-on
off
off
off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
glassy
High Tide
5:34PM2.25m
5:58AM2.05m
6:31PM2.25m
6:56AM2.03m
7:29PM2.21m
7:55AM2.00m
8:26PM2.14m
8:55AM1.95m
9:24PM2.06m
9:54AM1.90m
10:21PM1.96m
10:53AM1.85m
11:17PM1.88m
Low Tide
11:17AM-0.04m
11:58PM0.03m
12:16PM-0.06m
00:56AM0.01m
1:14PM-0.05m
1:54AM0.02m
2:12PM-0.01m
2:50AM0.05m
3:10PM0.06m
3:45AM0.09m
4:06PM0.14m
4:39AM0.14m
5:02PM0.23m
clear
clear
cloud
cloud
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:58
7:58
7:58
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
4:59
4:59
4:59
4:59
5:00
 mm
Temp °C
9
10
11
9
9
8
9
10
8
9
13
13
18
18
13
11
10
10
10
12
10
Feels °C
6
6
5
6
6
6
4
7
5
6
11
9
11
14
12
9
7
7
9
11
8
Swell 1
Height (m)
Direction
Period (s)
0.4
SE
4
0.4
SE
5
0.5
SE
14
0.3
SE
11
0.4
SE
6
0.4
SE
14
0.4
SE
11
0.4
SE
15
0.8
SSE
17
0.9
SE
17
0.6
SSE
16
0.4
SSE
12
0.4
SE
11
0.2
SSE
11
0.7
NE
10
0.3
ENE
6
0.2
ENE
10
0.6
SSE
15
0.9
SSE
16
0.6
SSE
14
0.5
SE
14
Energy kJ
4
9
103
18
9
49
29
56
386
424
162
58
32
11
92
7
10
148
452
138
97
Swell 2
Height (m)
Direction
Period (s)
0.1
SE
11
0.1
SE
10
0.4
NE
4
0.2
SSE
14
0.3
SSE
14
0.4
SE
4
0.3
NE
4
0.4
SE
11
0.4
SE
4
0.1
E
20
0.1
E
19
0.4
NE
4
0.1
NE
6
0.1
SE
15
0.2
SSE
16
0.2
ENE
10
0.2
ENE
4
0.4
NE
10
0.4
ENE
4
0.4
ENE
4
0.4
ENE
5
Energy kJ
5
4
4
20
40
5
2
29
4
7
7
5
1
9
25
11
2
24
7
6
8
Swell 3
Height (m)
Direction
Period (s)
0.1
S
16
0.1
E
11
0.1
E
13
0.2
NNW
3
0.1
E
12
0.1
E
12
0.3
SE
14
0.2
ENE
4
0.1
E
18
0.1
E
16
0.1
E
16
0.1
SE
10
0.2
SSE
14
0.1
SE
13
0.1
E
15
0.2
ENE
9
0.2
E
9
0.2
SSE
18
Energy kJ
5
2
3
1
3
3
33
2
6
5
5
4
21
7
4
8
6
31
Wind waves
Height (m)
Direction
Period (s)
0.4
NNW
3
1
S
6
0.2
SSW
3
0.3
NE
3
0.4
NE
4
0.5
NE
5
0.7
N
3
0.9
NNE
4
0.4
ESE
3
0.5
E
3
0.7
NE
4
Energy kJ
3
73
1
1
4
10
11
25
3
6
17
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
1
1
1
1
1
2
2
1
1
2
1
1
1
2
1
2
1
1
Distance (km)
20
76
9
20
9
0
9
9
0
0
0
0
86
82
49
84
84
0
0
0
0
Best forecast wave conditions in Canterbury
Rating
(10 max)
1
2
2
2
2
4
3
3
5
4
4
3
1
2
1
2
4
4
4
3
Best forecast wave conditions in New Zealand
Rating
(10 max)
5
4
2
2
5
4
5
9
6
7
4
3
3
2
4
5
5
6
4
4
4
Header Global
Rating
(10 max)
5
5
5
4
5
4
5
9
6
7
5
4
4
4
5
5
9
6
5
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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