Motiti Island - Ernies surfForecast / Bay of Plenty / New Zealand

information circle12 Day Weather and Surf, issued 5 pm Wednesday 09 Jul 2025 NZST
Forecast update in hr  min  s Forecast update imminent
Motiti Island - Ernies surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Motiti Island - Ernies sea temperature is
15.8° C
(Which is slightly warmer than usual)


Best Forecast Surf Conditions for Motiti Island - Ernies this week:

The surf forecast for Motiti Island - Ernies over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jul 10) at 3AM. The primary swell is predicted to be 1.5m and 13s period with a secondary swell of 0.4m and 4s. The wind is predicted to be onshore as the swell arrives.

The most powerful waves expected at Motiti Island - Ernies in the next 12 days are 1.5m 13s and forecast to arrive on Thursday (Jul 10) at 3AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.5m 8s period and expected on Friday (Jul 11) at 9PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Thu 10th Jul)5ft (1.5m) 13s
Best Surf 9AM (Thu 10th Jul)4.5ft (1.3m) 13s
Most Powerful 3AM (Thu 10th Jul)5ft (1.5m) 13s

Table - best surf conditions forecast for Motiti Island - Ernies over the next 12 days.

Updates in  hr  min  s Forecast update imminent
Wed
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Mon
21
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.2
ENE
1.2
E
1.3
ENE
1.2
E
1.2
E
1.2
E
1.1
E
1.2
E
1
E
1
E
0.8
E
0.8
E
0.8
E
0.8
E
0.7
E
0.6
E
0.5
E
0.5
E
0.4
ESE
0.9
ENE
0.5
E
0.4
E
0.4
NE
0.5
NE
0.4
NE
0.4
NE
0.5
NE
0.4
NE
0.3
ENE
0.4
NE
0.4
NE
0.4
ENE
0.4
E
0.4
E
0.4
E
0.3
E
Period(s) (?)1313131212121212121211121212121111111011101099888877710101099
Wave
Graph
(?)Metric surfscale
Energy (?)56151658143542645232740727827321220819720017610764715418782594639312739231521324646333127
Wind
(km/h)
15
E
15
ENE
10
E
10
ENE
15
ENE
30
NNE
40
NNE
40
NNW
25
WNW
20
WNW
10
WNW
5
NE
20
NNE
10
WSW
5
SW
15
WNW
15
WSW
5
N
20
NW
15
W
10
SW
15
W
15
SW
15
SW
20
WSW
15
WSW
15
WSW
15
WSW
15
S
5
SSW
5
NNW
5
WSW
10
NW
25
NW
30
W
20
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononcross-
on
cross-
on
cross-
on
cross-
on
cross-
off
cross-
off
offoffcross-
on
cross-
on
cross-
off
cross-
off
offoffcrosscross-
off
offcross-
off
offcross-
off
cross-
off
offcross-
off
offoffcrosscross-
off
cross-
off
glasscross-
off
cross-
off
offoff
High Tide
/ height (m)
5:49PM
1.60
5:58AM
1.55
6:35PM
1.65
6:43AM
1.57
7:19PM
1.69
7:28AM
1.60
8:02PM
1.74
8:13AM
1.62
8:44PM
1.78
8:58AM
1.64
9:27PM
1.81
9:44AM
1.65
10:10PM
1.82
10:32AM
1.66
10:56PM
1.82
11:23AM
1.67
11:44PM
1.80
12:17PM
1.67
12:36AM
1.77
1:14PM
1.68
1:32AM
1.74
2:14PM
1.70
2:31AM
1.72
Low Tide
/ height (m)
11:58PM
0.48
12:15PM
0.31
12:46AM
0.44
1:00PM
0.27
1:33AM
0.39
1:45PM
0.23
2:19AM
0.34
2:29PM
0.20
3:03AM
0.29
3:13PM
0.19
3:48AM
0.25
3:58PM
0.19
4:34AM
0.21
4:44PM
0.20
5:20AM
0.18
5:34PM
0.23
6:09AM
0.17
6:26PM
0.27
7:01AM
0.17
7:23PM
0.30
7:56AM
0.17
8:23PM
0.33
8:54AM
0.17
Wed
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Mon
21
Sunrise--7:28--7:28--7:26--7:26--7:26--7:26--7:26--7:24--7:24--7:24--7:22--7:22
Sunset5:09--5:09--5:10--5:12--5:12--5:13--5:14--5:14--5:15--5:15--5:16--5:16--
cloudcloudpart cloudclearpart cloudlight rainheavy rainrain showerspart cloudclearpart cloudlight rainthunderstorm light rainclearclearpart cloudcloudrain showersrain showerspart cloudclearpart cloudclearclearpart cloudpart cloudclearclearclearcloudpart cloudpart cloudlight rainclearpart cloud
Rain (mm)
-----31924---353----21-------------1--
Temp. °C131313131415141514151314151413141214151313141113151214151211121113151213
Feels °C (?)991111121075101111101111121191110101010791091012891010101158

Short Range Forecast: Heavy rain (total 46mm), heaviest during Fri night. Very mild (max 15°C on Fri morning, min 12°C on Wed afternoon). Winds increasing (light winds from the E on Thu morning, near gales from the NNE by Fri night).

Days 3-6 Weather Summary Moderate rain (total 11mm), heaviest on Sun afternoon. Very mild (max 15°C on Sat afternoon, min 10°C on Mon night). Wind will be generally light.

Days 6-9 Weather Summary Light rain (total 3mm), mostly falling on Tue afternoon. Very mild (max 15°C on Tue afternoon, min 9°C on Wed night). Wind will be generally light.

Long Range Forecast: Some drizzle, heaviest during Sun afternoon. Very mild (max 15°C on Fri afternoon, min 10°C on Fri night). Winds increasing (calm on Sat morning, fresh winds from the W by Sun night).

  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Motiti Island - Ernies Surf forecast

The above surf forecast table for Motiti Island - Ernies provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Motiti Island - Ernies can be found by selecting the local surf guide option on the grey menu. Our Motiti Island - Ernies 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 (Motiti Island - Ernies) 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 Motiti Island - Ernies 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 Bay of Plenty? If you are looking for accommodation near Motiti Island - Ernies, camping, hotels and holiday cottages in Bay of Plenty, consider staying in Tauranga which is 22 km (14 miles) away. Other places in and around Bay of Plenty where you can find information about places to rent, and car hire include Rotorua which is 57 km (35 miles) away, Whakatane, Cambridge and Hamilton.

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