Devonport Rivermouth Surf Break

Lat Long: 41.16° S 146.36° E

Devonport Rivermouth Surf Forecast and Surf Report

Issued: 4 am 19 Oct 2026 (local time)

Forecast update in  hr  min

Today's Devonport Rivermouth sea temperature is
13.5°C
1.0° 

Devonport Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Devonport Rivermouth surf forecast from 18 Oct 2026:

  • Best quality surf: Friday 23 Oct, 2AM (local time) - 1ft (0.3m), 15s period, NW swell with cross-offshore winds.
  • Most powerful swell: Saturday 24 Oct, 5PM (local time) - 5ft (1.6m), 5s period, NW swell with 129 kJ wave energy.
  • Next surfable swell (1★+): Friday 23 Oct, 2AM (local time) - 1ft (0.3m), 15s period with NW swell.

Best Forecast Surf Conditions for Devonport Rivermouth this week:

The surf forecast for Devonport Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Oct 23) at 2AM. The primary swell is predicted to be 0.2m and 20s period with a secondary swell of 0.6m and 5s. Another secondary swell of 0.3m and 15s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Devonport Rivermouth in the next 16 days are 1.6m 5s and forecast to arrive on Saturday (Oct 24) at 5PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Tuesday (Oct 20) at 5AM.

Wave TypeTime (AEDT) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Fri 23rd Oct)1ft (0.3m) 15s
Best Surf 2AM (Fri 23rd Oct)1ft (0.3m) 15s
Most Powerful 5PM (Sat 24th Oct)5ft (1.6m) 5s

Table - best surf conditions forecast for Devonport Rivermouth over the next 16 days.


Short Range Forecast

Mostly dry. Warm (max 20°C on Wed morning, min 12°C on Mon morning). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 6mm), mostly falling on Fri afternoon. Very mild (max 19°C on Thu morning, min 11°C on Fri night). Wind will be generally light.

Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
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
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.1
NW
18
0.2
NNW
16
0.3
NW
15
0.6
NNE
5
0.5
NNW
5
0.4
NE
7
0.3
NE
7
0.3
NE
7
0.3
NW
16
0.3
NW
17
0.4
NW
16
0.3
NW
15
0.3
NW
18
0.8
NNW
6
0.4
NW
16
0.3
NW
16
1.6
NW
5
0.3
NW
14
0.3
NW
14
0.3
NW
14
0.2
WNW
14
Wave Graph
Metric surfscale
Energy kJ
12
25
34
14
13
12
7
8
40
46
61
38
49
46
65
39
129
30
30
33
19
Wind (km/h)
10
NE
5
NNE
10
SSE
5
NE
5
N
10
SSE
5
NE
10
NNE
10
SE
10
NE
10
NE
10
SE
10
NNE
10
WNW
20
WNW
20
NW
25
NW
5
W
5
S
5
SE
5
S
Wind State
cross-on
on
cross-off
on
cross-on
cross-off
on
on
cross-off
cross-on
cross-on
cross-off
on
cross-off
cross
cross
cross-on
cross-off
cross-off
cross-off
cross-off
High Tide
6:08PM3.00m
6:49AM3.03m
6:39PM2.92m
7:20AM2.95m
7:14PM2.84m
7:55AM2.88m
7:57PM2.77m
8:37AM2.82m
8:53PM2.71m
9:30AM2.78m
10:02PM2.70m
10:31AM2.79m
11:17PM2.76m
Low Tide
12:18PM1.12m
00:29AM0.71m
12:49PM1.18m
00:59AM0.81m
1:21PM1.21m
1:34AM0.91m
1:59PM1.23m
2:14AM1.01m
2:45PM1.21m
3:05AM1.10m
3:42PM1.16m
4:07AM1.18m
4:49PM1.06m
clear
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clear
clear
clear
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light rain
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mod rain
heavy rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
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6:18
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6:16
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6:16
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6:13
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6:13
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6:11
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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7:38
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7:39
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7:40
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7:42
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7:43
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7:44
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7:45
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
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3
3
—
—
—
10
11
2
Temp °C
17
17
15
16
17
16
20
20
16
19
18
15
17
19
15
15
16
14
8
10
11
Feels °C
16
15
14
15
17
16
19
19
16
18
17
15
16
18
15
10
11
10
6
9
10
  • 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 Devonport Rivermouth Surf forecast

The above surf forecast table for Devonport Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Devonport Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Devonport Rivermouth 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 (Devonport Rivermouth) 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 Devonport Rivermouth 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.

Devonport Rivermouth is 5 km (3 miles) from Devonport. If you plan a holiday in North Coast of Tasmania, look for hotels and other accommodation in Devonport. Devonport has rooms for a wide range of budgets as well as car hire and transport links.

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