
Surf Forecasts:
Devonport Rivermouth surf forecast from 17 Sep 2026:
- Best quality surf: Tuesday 22 Sep, 7AM (local time) - 1.5ft (0.4m), 15s period, NW swell with cross-offshore winds.
- Most powerful swell: Sunday 20 Sep, 10PM (local time) - 8ft (2.4m), 7s period, NW swell with 606 kJ wave energy.
- Next surfable swell (1★+): Tuesday 22 Sep, 7AM (local time) - 1.5ft (0.4m), 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 Tuesday (Sep 22) at 7AM. The primary swell is predicted to be 0.4m and 15s period with a secondary swell of 0.3m and 4s. 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 2.4m 7s and forecast to arrive on Sunday (Sep 20) at 10PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Friday (Sep 18) at 1AM.
| Wave Type | Time (AEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Tue 22nd Sep) | 1.5ft (0.4m) 15s |
| Best Surf | 7AM (Tue 22nd Sep) | 1.5ft (0.4m) 15s |
| Most Powerful | 10PM (Sun 20th Sep) | 8ft (2.4m) 7s |
Table - best surf conditions forecast for Devonport Rivermouth over the next 16 days.
Short Range ForecastLight rain (total 2mm), mostly falling on Fri night. Very mild (max 19°C on Sat morning, min 8°C on Thu night). Winds decreasing (fresh winds from the NW on Fri afternoon, calm by Sat night). | Days 4-6 Weather SummaryMostly dry. Very mild (max 17°C on Sun afternoon, min 7°C on Tue night). Winds decreasing (fresh winds from the WSW on Sun night, light winds from the NE by Tue night). | ||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | NW 15 | WNW 5 | NW 14 | WNW 6 | NW 6 | NW 7 | NW 7 | NW 7 | NW 6 | NW 5 | NNW 6 | NW 8 | NW 6 | WNW 6 | NW 15 | NW 14 | NW 17 | NW 16 | NW 15 | NNE 5 | NE 6 |
Wave Graph | |||||||||||||||||||||
34 | 71 | 8 | 114 | 310 | 355 | 271 | 189 | 24 | 7 | 155 | 490 | 51 | 66 | 75 | 65 | 45 | 41 | 34 | 15 | 8 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | glassy | glassy |
High Tide | 4:08PM3.23m | 4:47AM3.20m | 4:42PM3.21m | 5:22AM3.15m | 5:14PM3.15m | 5:55AM3.08m | 5:45PM3.08m | 6:28AM3.01m | 6:17PM3.00m | 7:02AM2.93m | 6:51PM2.91m | 7:40AM2.84m | 7:32PM2.82m | ||||||||
Low Tide | 10:10AM0.90m | 10:30PM0.50m | 10:46AM0.96m | 11:04PM0.54m | 11:19AM1.04m | 11:36PM0.62m | 11:50AM1.12m | 00:07AM0.70m | 12:22PM1.20m | 00:40AM0.79m | 12:55PM1.26m | 1:14AM0.88m | 1:33PM1.31m | 1:54AM0.97m | |||||||
6:13 | — | — | 6:11 | — | — | 6:09 | — | — | 6:07 | — | — | 6:07 | — | — | 6:05 | — | — | 6:03 | — | — | |
— | 6:05 | — | — | 6:06 | — | — | 6:07 | — | — | 6:07 | — | — | 6:08 | — | — | 6:09 | — | — | 6:10 | — | |
mm | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 14 | 9 | 14 | 14 | 14 | 19 | 18 | 9 | 16 | 17 | 14 | 12 | 12 | 10 | 12 | 11 | 9 | 13 | 13 | 11 |
Feels °C | 10 | 8 | 4 | 7 | 7 | 9 | 13 | 13 | 8 | 13 | 12 | 8 | 5 | 5 | 6 | 8 | 7 | 7 | 12 | 12 | 10 |
Swell 1 Height (m) Direction Period (s) | NW 15 | WNW 14 | NW 14 | NW 17 | — | — | — | NW 12 | NW 6 | NW 5 | NW 14 | — | NW 6 | NW 14 | NW 15 | NW 14 | NW 13 | NW 16 | N 5 | NNE 5 | NE 6 |
34 | 20 | 8 | 12 | — | — | — | 24 | 24 | 6 | 7 | — | 51 | 66 | 75 | 65 | 27 | 41 | 12 | 15 | 8 | |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NW 11 | NW 10 | — | — | NW 11 | — | — | NNW 18 | NW 17 | N 3 | NW 15 | NW 15 | NW 14 |
— | — | — | — | — | — | — | — | 20 | 4 | — | — | 46 | — | — | 30 | 45 | 1 | 34 | 9 | 8 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NW 14 | — | — | — | — | — | NW 17 | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | 7 | — | — | — | — | — | 44 | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | W 5 | WNW 5 | WNW 6 | WNW 6 | NW 6 | NW 7 | NW 7 | NW 7 | — | — | NNW 6 | NW 8 | WSW 4 | WNW 6 | W 5 | — | NW 3 | — | SSE 3 | — | — |
16 | 71 | 71 | 114 | 310 | 355 | 271 | 189 | — | — | 155 | 490 | 11 | 60 | 19 | — | 2 | — | 1 | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 178 | 178 | 178 | 227 | 211 | 184 | 351 | 178 | 131 | 216 | 263 | 585 | 850 | 178 | 184 | 50 | 148 | 131 | 131 | 143 | 131 |
Best forecast wave conditions in North Coast of Tasmania | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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.










