South West District Forecast

View the current warnings for Victoria

Forecast issued at 4:15 pm EST on Saturday 18 September 2021.

Weather Situation

A fresh to strong westerly airstream across Victoria will turn northwesterly tonight ahead of a cold front which is expected to move across western Victoria Sunday afternoon, then central and eastern parts of the State overnight into Monday morning. A pool of cold, wintry air will move over the State during Monday, then a strong, slow-moving high pressure system will build south of the Bight on Tuesday, then move northwest of Victoria during Wednesday.

Forecast for the rest of Saturday

Mostly clear. Winds westerly 20 to 30 km/h tending northwesterly 15 to 25 km/h in the evening.

Sunday 19 September

Cloudy. Very high (90%) chance of showers, most likely in the afternoon and evening. Winds northwesterly 25 to 35 km/h increasing to 35 to 50 km/h in the morning then turning westerly 20 to 30 km/h in the evening. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching around 15.

Sun protection 10:00am to 2:50pm, UV Index predicted to reach 5 [Moderate]

7 day Town Forecasts

Precis Icon Location Min Max
Showers developing. Warrnambool 8 16
Showers developing. Colac 7 16
Showers developing. Windy. Hamilton 6 15

Monday 20 September

Cloudy. Very high (95%) chance of showers. Snow possible above 600 metres in the late afternoon and evening. The chance of a thunderstorm from the late morning. Gusty winds and possible small hail. Winds westerly 25 to 35 km/h turning southwesterly in the middle of the day. Overnight temperatures falling to around 5 with daytime temperatures reaching around 10.

Tuesday 21 September

Cloudy. High (80%) chance of showers, most likely in the morning with possible small hail. Snow falling above 700 metres in the early morning. Winds southwesterly 20 to 30 km/h turning westerly 15 to 20 km/h during the evening. Overnight temperatures falling to between 2 and 5 with daytime temperatures reaching around 12.

Wednesday 22 September

Cloudy. High (70%) chance of showers. Winds westerly 15 to 25 km/h. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching around 16.

The next routine forecast will be issued at 5:40 am EST Sunday.

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