Merri River Entrance Weather Forecast
- 12
- 16
Showers. Windy
- 10
- 15
Shower or two
- 9
- 14
Morning shower or two
- 5
- 15
Possible shower
- 9
- 14
Partly cloudy
- 8
- 15
Partly cloudy
- 5
- 17
Mostly sunny
Today 5 Sep Warrnambool
Cloudy. Very high chance of showers. The chance of a thunderstorm this morning, possibly severe. Damaging winds possible. Winds northerly 25 to 30 km/h tending northwesterly 30 to 45 km/h in the early morning then tending westerly in the middle of the day.
West Victoria Coastal Waters
SA-Vic Border to Cape Otway- Wind
- North to northwesterly 20 to 30 knots turning westerly in the late morning. Winds reaching up to 35 knots in the late morning and early afternoon.
- Seas
- 1.5 metres, increasing to 2 to 3 metres during the morning.
- 1st Swell
- Southwesterly 3 to 4 metres, tending westerly 4 metres during the afternoon, then tending southwesterly 3 to 4 metres by early evening.
- Weather
- Cloudy. 95% chance of showers. The chance of a thunderstorm this morning with possible squalls.
- Weather Situation
- Strong northerly airflow as a cold front approaches from the west, crossing Bass Strait today with a vigorous westerly airstream developing as an associated low pressure system crosses Tasmania. Winds will ease on Sunday as a high pressure ridge extends over Victoria and persists into early next week.
Merri River Entrance Temperature Statistics View More
September Temperature
Warrnambool Airport (12km)
Lowest 1 September, 2026
5.4 °CAverage September
11 °CHighest 1 September, 2026
18.2 °C
Climate (2021–2026)
Warrnambool Airport (12km)
Average Low 2021–2026
8.8 °CAverage 2021–2026
13.5 °CAverage High 2021–2026
19.1 °C