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

information circle12 Day Weather and Surf, issued 6 am Saturday 03 Jan 2026 NZDT
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
20.3° C
(Which is 1.1°C warmer than normal for this time of year)


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 Monday (Jan 05) at 10AM. The primary swell is predicted to be 0.7m and 8s period with a secondary swell of 0.4m and 10s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Motiti Island - Ernies in the next 12 days are 1.3m 8s and forecast to arrive on Saturday (Jan 03) at 4PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 4s period and expected on Thursday (Jan 08) at 10PM.

Wave TypeTime (NZDT) & Date Wave Height & Period
Next good surf (1 star+)10AM (Mon 5th Jan)2.5ft (0.7m) 8s
Best Surf10AM (Mon 5th Jan)2.5ft (0.7m) 8s
Most Powerful 4PM (Sat 3rd Jan)4.5ft (1.3m) 8s

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

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Heavy rain (total 42mm), heaviest during Sat night. Warm (max 20°C on Sun morning, min 16°C on Sat night). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Warm (max 26°C on Thu afternoon, min 16°C on Tue night). Winds increasing (calm on Tue morning, fresh winds from the W by Thu afternoon).

Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wednesday
07
Thursday
08
Friday
09
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
1
0
0
1
0
1
1
0
1
1
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.8
ENE
1.3
ENE
1.3
ENE
1.1
ENE
0.9
ENE
0.7
ENE
0.7
ENE
0.7
ENE
0.7
NE
0.7
NE
0.4
NNE
0.4
NNE
0.4
NNE
0.4
NNE
0.3
NNE
0.4
NNE
0.3
NNE
0.4
NE
0.2
NNE
0.2
NNE
0.4
NE
Period(s) (?)9889988899151615141413137131310
Wave
Graph
(?)Metric surfscale
Energy kJ (?)9623921617210673685690837681727041603512171623
Wind
(km/h)
15
ENE
20
ESE
20
SSE
25
SE
15
ENE
5
ESE
5
NE
20
NNW
15
NNW
5
WNW
20
NNW
5
SSW
5
W
30
NNW
15
WSW
15
WSW
30
NW
20
WSW
20
W
30
WSW
25
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononcross-
on
cross-
on
ononglasscross-
off
cross-
off
glasscross-
off
cross-
off
offcross-
off
offoffcross-
off
cross-
off
offoffcross-
off
High Tide
/ height (m)
7:16PM
1.82
7:56AM
1.95
8:13PM
1.84
8:50AM
1.98
9:08PM
1.84
9:42AM
1.99
10:02PM
1.81
10:33AM
1.96
10:54PM
1.77
11:22AM
1.91
11:46PM
1.71
12:10PM
1.83
12:37AM
1.64
Low Tide
/ height (m)
1:14PM
0.21
1:36AM
0.02
2:13PM
0.16
2:32AM
-0.00
3:09PM
0.13
3:25AM
0.00
4:02PM
0.11
4:16AM
0.03
4:53PM
0.12
5:06AM
0.09
5:43PM
0.15
5:55AM
0.17
6:31PM
0.19
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wednesday
07
Thursday
08
Friday
09
Sunrise5:56--5:58--5:58--5:58--6:00--6:01--6:01--
Sunset-8:38--8:38--8:38--8:38--8:38--8:38--8:38-
heavy rain
thunderstorm
heavy rain
clear
part cloud
clear
part cloud
part cloud
light rain
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
14324-----1------------
Temp. °C171817201918181919202019222321242620262820
Feels °C (?)161513171616171718181819191819212217212316
  • Map Icons:
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  • 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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