Great Southern District

View the current warnings for Western Australia

Forecast issued at 4:25 pm WST on Tuesday 4 August 2020.

Weather Situation

A low pressure system lies over the Goldfields, whilst a rain band remains near stationary along the eastern south coast. The low will then contract east into South Australia on Wednesday, and the rain band will ease. A high pressure system will move south of the State on Thursday and Friday, with an onshore flow persisting over southern parts. A cold front will approach the west coast later on Saturday.

Forecast for the rest of Tuesday

Cloudy. Very high (90%) chance of showers in the south, high (70%) chance elsewhere. Winds south to southwesterly 20 to 30 km/h tending south to southeasterly in the evening.

Wednesday 5 August

Cloudy. High (70%) chance of showers in the east, medium (50%) chance elsewhere. Winds south to southeasterly 25 to 35 km/h becoming southerly 15 to 20 km/h in the evening then becoming south to southeasterly and light in the late evening. Overnight temperatures falling to around 7 with daytime temperatures reaching around 15.

Fire Danger
Upper Great Southern: Low-Moderate
Roe: Low-Moderate
Beaufort: Low-Moderate
Lakes: Low-Moderate

Sun protection 10:50am to 1:40pm, UV Index predicted to reach 3 [Moderate]

7 day Town Forecasts

Precis Icon Location Min Max
Cloudy. Narrogin 8 15
Showers easing. Katanning 9 14
Shower or two. Lake Grace 7 16

Thursday 6 August

Partly cloudy. Slight (20%) chance of a shower in the east, near zero chance elsewhere. Light winds becoming southeasterly 15 to 20 km/h in the morning then becoming light in the early afternoon. Overnight temperatures falling to around 5 with daytime temperatures reaching around 14.

Friday 7 August

Partly cloudy. Slight (20%) chance of a shower in the south, near zero chance elsewhere. Light winds. Overnight temperatures falling to around 4 with daytime temperatures reaching around 14.

Saturday 8 August

Mostly sunny. Areas of morning frost. Slight (20%) chance of a shower in the northwest, most likely in the evening. Near zero chance of rain elsewhere. Light winds. Overnight temperatures falling to around 3 with daytime temperatures reaching around 16.

The next routine forecast will be issued at 5:00 am WST Wednesday.

Product IDW13160