Seabreeze.com.au
Buy & Sell
Gallery
Gallery
Seabreeze Seabreeze
Weather
Buy & Sell Forums Gallery Login Join (Free) Help

BoM Trevallyn Marine Weather Forecast

Show the MSLP/Synoptic chart

Mean Sea Level Prognosis Charts

Mean Sea Level Prognosis Charts

Other TAS Coastal Waters Forecasts

Forecast for Friday, 30 October
Weather: Partly cloudy.
Winds: North to northwesterly about 10 knots.
Seas: Below 1 metre.
Swell: Northwest to southwesterly below 0.5 metres.
Forecast for Saturday, 31 October
Weather: Cloudy. 90% chance of showers in the morning and afternoon. The chance of a thunderstorm in the afternoon.
Winds: North to northeasterly 10 to 15 knots turning west to northwesterly 20 to 25 knots in the early afternoon. Winds reaching up to 30 knots during the afternoon and evening.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2.5 metres around midday.
Swell: Northeasterly around 1 metre.
Forecast for Sunday, 1 November
Weather: Partly cloudy.
Winds: Westerly 20 to 30 knots decreasing to 15 to 25 knots before dawn.
Seas: 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres during the afternoon.
Swell: East to northeasterly around 1 metre.
Forecast for Monday, 2 November
Weather: Partly cloudy.
Winds: Westerly 15 to 20 knots becoming variable about 10 knots during the afternoon.
Seas: 1 to 2 metres, decreasing below 1 metre during the morning.
Swell: Southerly below 1 metre.

Forecast for Friday, 30 October
Weather: Partly cloudy.
Winds: Northeasterly 10 to 15 knots.
Seas: Around 1 metre.
Swell: Westerly below 1 metre.
Forecast for Saturday, 31 October
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon.
Winds: North to northeasterly 15 to 20 knots, reaching up to 30 knots during the day. Winds shifting westerly 20 to 25 knots in the early afternoon.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 2 to 2.5 metres around midday.
Swell: Westerly below 1 metre.
Forecast for Sunday, 1 November
Weather: Partly cloudy.
Winds: Westerly 15 to 25 knots.
Seas: 2 to 2.5 metres, decreasing to 1.5 metres during the morning, then increasing to 1.5 to 2 metres during the afternoon.
Swell: Westerly around 1 metre.
Forecast for Monday, 2 November
Weather: Partly cloudy.
Winds: Westerly 15 to 20 knots shifting east to northeasterly 10 to 15 knots during the afternoon.
Seas: 1 to 2 metres, decreasing below 1 metre during the morning.
Swell: Westerly below 1 metre.

Forecast for Friday, 30 October
Weather: Partly cloudy.
Winds: North to northeasterly 10 to 15 knots, reaching up to 20 knots offshore.
Seas: Below 1 metre.
Swell: Southwesterly 2.5 metres.
Forecast for Saturday, 31 October
Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the morning.
Winds: Northerly 15 to 25 knots, reaching up to 30 knots during the day. Winds turning westerly in the early afternoon.
Seas: 1 to 1.5 metres, increasing to 2 to 3 metres during the morning.
Swell: Southwesterly 1.5 to 2.5 metres, decreasing to 1.5 metres during the afternoon, then tending west to southwesterly 2 to 2.5 metres by early evening.
Forecast for Sunday, 1 November
Weather: Cloudy. 60% chance of showers.
Winds: Westerly 15 to 20 knots.
Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Monday, 2 November
Weather: Cloudy.
Winds: Northwesterly 10 to 15 knots becoming variable about 10 knots during the afternoon.
Seas: Around 1 metre.
Swell: Southwesterly 2.5 to 3 metres.

Forecast for Friday, 30 October
Weather: Mostly clear.
Winds: Northwest to northeasterly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Forecast for Saturday, 31 October
Weather: Cloudy. 90% chance of showers in the morning and afternoon. The chance of a thunderstorm offshore in the afternoon and early evening.
Winds: Northerly 15 to 25 knots turning west to northwesterly 20 to 25 knots in the afternoon. Winds reaching up to 30 knots during the afternoon and evening.
Seas: 1 to 1.5 metres, increasing to 2 to 3 metres during the morning.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning. Northeasterly below 1 metre, increasing to 1 to 1.5 metres around midday.
Forecast for Sunday, 1 November
Weather: Partly cloudy.
Winds: Westerly 20 to 30 knots decreasing to 15 to 25 knots in the early morning.
Seas: 2 to 3 metres, decreasing to 1.5 to 2 metres during the morning.
Swell: Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore. Southerly around 1 metre.
Forecast for Monday, 2 November
Weather: Partly cloudy.
Winds: Westerly 15 to 20 knots shifting north to northeasterly below 10 knots during the afternoon then becoming east to northeasterly during the evening.
Seas: 1 to 2 metres, decreasing below 1 metre during the afternoon.
Swell: Southerly around 1 metre.

Forecast for Friday, 30 October
Weather: Partly cloudy.
Winds: Northeasterly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Southwesterly 1.5 to 2.5 metres.
Forecast for Saturday, 31 October
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the morning and early afternoon.
Winds: North to northeasterly 20 to 30 knots shifting westerly in the middle of the day.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 1.5 to 2.5 metres, tending westerly 1.5 to 2.5 metres by early evening.
Forecast for Sunday, 1 November
Weather: Cloudy. 50% chance of showers.
Winds: Westerly 15 to 25 knots.
Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Swell: West to southwesterly 1 to 1.5 metres, increasing to 2 to 2.5 metres south of King Island.
Forecast for Monday, 2 November
Weather: Partly cloudy.
Winds: Westerly 10 to 15 knots becoming variable about 10 knots during the morning then becoming easterly 10 to 15 knots during the afternoon.
Seas: Around 1 metre.
Swell: Southwesterly 1.5 to 2 metres, increasing to 2 to 3 metres during the morning.

Forecast for Friday, 30 October
Weather: Mostly clear.
Winds: Variable about 10 knots, reaching up to 20 knots offshore.
Seas: Below 1 metre, increasing to 1 to 2 metres offshore.
Swell: South to southwesterly 1 to 2 metres inshore, increasing to 2 to 3 metres offshore.
Forecast for Saturday, 31 October
Weather: Cloudy. 80% chance of showers.
Winds: Northerly 15 to 25 knots increasing to 20 to 30 knots in the middle of the day then turning westerly in the evening. Winds reaching up to 35 knots offshore during the afternoon and evening.
Seas: 1 to 2 metres, increasing to 2 to 3 metres around midday.
Swell: South to southwesterly 2 to 3 metres, decreasing to 1 to 2 metres during the morning. Northeasterly below 1 metre, increasing to 1 to 1.5 metres by early evening.
Forecast for Sunday, 1 November
Weather: Partly cloudy. 60% chance of showers.
Winds: Westerly 20 to 30 knots tending west to southwesterly 15 to 25 knots before dawn.
Seas: 2 to 4 metres, decreasing to 1 to 1.5 metres during the morning.
Swell: Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning, then tending south to southwesterly 1 to 2 metres around midday. Northeasterly around 1 metre.
Forecast for Monday, 2 November
Weather: Partly cloudy.
Winds: Northeast to southeasterly 10 to 15 knots tending northwest to southwesterly during the morning then tending east to northeasterly during the day.
Seas: Around 1 metre.
Swell: Southwesterly 2 to 3 metres.

Forecast for Friday, 30 October
Weather: Mostly clear.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Saturday, 31 October
Weather: Cloudy. 95% chance of showers.
Winds: Variable about 10 knots becoming northerly 15 to 25 knots before dawn then turning westerly 20 to 30 knots in the late afternoon. Winds reaching up to 35 knots offshore in the evening.
Seas: Around 1 metre, increasing to 2 to 3 metres during the morning.
Swell: Southwesterly 2 to 3 metres, tending westerly 2 to 3 metres by early evening. Northeasterly around 1 metre.
Forecast for Sunday, 1 November
Weather: Cloudy. 60% chance of showers.
Winds: Westerly 20 to 30 knots tending west to southwesterly 15 to 25 knots before dawn then becoming westerly 20 to 30 knots in the late afternoon.
Seas: 2 to 4 metres, decreasing to 1.5 to 2 metres during the morning.
Swell: Westerly 1.5 to 2.5 metres, tending southwesterly 1.5 to 2.5 metres during the morning. Northeasterly around 1 metre.
Forecast for Monday, 2 November
Weather: Cloudy.
Winds: Westerly 15 to 20 knots becoming variable about 10 knots during the evening.
Seas: 1 to 2 metres, decreasing below 1 metre during the afternoon.
Swell: Southwesterly 2 to 3 metres, increasing to 3 to 4 metres during the afternoon.

Forecast for Friday, 30 October
Weather: Partly cloudy.
Winds: Northwesterly 10 to 15 knots.
Seas: Around 1 metre.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Saturday, 31 October
Weather: Cloudy. Near 100% chance of showers.
Winds: North to northeasterly 15 to 25 knots, reaching up to 30 knots during the day. Winds shifting westerly 20 to 25 knots in the early afternoon.
Seas: Around 1 metre, increasing to 1 to 2 metres during the morning, then increasing to 2 to 3 metres around midday.
Swell: Southwesterly 2 to 3 metres, decreasing to 2 metres during the morning, then tending west to southwesterly 2 to 3 metres during the afternoon. South to southeasterly around 1 metre.
Forecast for Sunday, 1 November
Weather: Cloudy. 60% chance of showers.
Winds: Westerly 15 to 25 knots.
Seas: 2 to 3 metres, decreasing to 1 to 2 metres during the morning.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Monday, 2 November
Weather: Cloudy. 50% chance of showers.
Winds: West to northwesterly 15 to 20 knots becoming variable about 10 knots during the evening.
Seas: 1 to 2 metres, decreasing to 1 metre during the morning.
Swell: Southwesterly 2 to 3 metres.

Forecast for Friday, 30 October
Weather: Mostly clear.
Winds: Northerly 15 to 20 knots, reaching up to 30 knots offshore.
Seas: 1 to 1.5 metres, increasing to 2 metres offshore.
Swell: Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
Forecast for Saturday, 31 October
Weather: Cloudy. 70% chance of showers.
Winds: Northerly 15 to 25 knots, reaching up to 35 knots offshore in the early afternoon. Winds increasing to 30 knots before turning westerly 15 to 25 knots in the evening.
Seas: 1 to 2 metres, increasing to 2.5 to 3 metres around midday.
Swell: Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre during the afternoon. Northeasterly around 1 metre.
Forecast for Sunday, 1 November
Weather: Partly cloudy. 60% chance of showers.
Winds: Westerly 15 to 20 knots becoming variable about 10 knots in the middle of the day then becoming east to southeasterly 10 to 15 knots in the early afternoon.
Seas: 1.5 to 2.5 metres, decreasing to 1 metre during the morning.
Swell: Southerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore. Northeasterly around 1 metre.
Forecast for Monday, 2 November
Weather: Partly cloudy.
Winds: South to southwesterly 10 to 15 knots shifting northeasterly during the afternoon.
Seas: Below 1 metre.
Swell: Southerly around 1 metre inshore, increasing to 1 to 2 metres offshore.
Launceston
▲ N
5 kn NNW
· 12 °C
Warnings
No warnings within 100 km.
State Wide
Marine
View all TAS warnings
Temperature
Trevallyn
12 °C 23 °C 2pm 6 °C 5am
↓ Cooling
Now: 12 °C
Tides
Swan Point
10:42pm 0.14m 4:54am 3.43m
↑ Rising
Current: 0.14m
Weather Now for Trevallyn
Partly cloudy.
12 °C
Feels like 10 °C
Wind
5 kn NNW
Humidity
91%
Pressure
1016 hPa
At Launceston
Nearby Wind
50 km radius
N S W E 4 kn Scottsdale 4 kn Low Head
Trevallyn
5 kn NNW
Recent Locations
Trevallyn
5 kn NNW
 12°
Mansfield Park
10 kn NNE
 19°
Cassowary
9 kn E
 27°
Bunbury
7 kn N
 20°
Pomona
4 kn ENE
 21°
Ulogie -
Mount Dee
8 kn ENE
 19°
Sun
6:00am rise 7:49pm set
13 h 49 m of daylight
Now: 10:50pm
153 seconds more than yesterday
Moon
--:--rise 8:28amset
77% illuminated
Waning Gibbous
Live Weather
Nearby
Launceston, TAS
5 kn NNW
 12°
Scottsdale, TAS
4 kn SSE
 9°
Low Head (Coastal), TAS
4 kn NE
 12°
Windiest in Australia
Gabo Island, VIC
25 kn NNE
 18°
Most Windless in Australia
Safety Bay, WA
Calm
Hottest in Australia
Fitzroy Crossing, WA
4 kn SW
 35°
Coldest in Australia
Butlers Gorge, TAS
Calm
8°
Wettest in Australia
Charleville, QLD
 52.8 mm
More locations...
Know before you go

Download the Seabreeze app for iOS or Android.

Weather

Sydney weather

Melbourne weather

Brisbane weather

Perth weather

Adelaide weather

Darwin weather

Hobart weather

Canberra weather

Location Map

Location Search

Rain Radar

Activities

Kitesurfing

Windsurfing

Stand up paddle

Surfing

Boating

Sailing

Fishing

About

About us

Support

Other

News

Articles

Widgets

Support

Write To Us

Help/FAQ

Report Bug

Suggestion Box

Copyright © 1997-2026 Seabreeze.com.au
Terms of use
Privacy policy
Version: 5130