Great Southern District

View the current warnings for Western Australia

Forecast issued at 5:00 am WST on Friday 17 August 2018.

Weather Situation

A weak cold front will brush along the eastern south coast this morning. A strong ridge of high pressure will develop over the south of the State in the wake of the front during the day, with a high developing in the Bight over the weekend. On Monday a cold front will approach western parts during the day.

Forecast for the rest of Friday

Partly cloudy. Light winds. Daytime maximum temperatures between 12 and 15.

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

Sun protection 10:10am to 2:10pm, UV Index predicted to reach 4 [Moderate]

7 day Town Forecasts

Precis Icon Location Min Max
Partly cloudy. Narrogin 13
Partly cloudy. Katanning 12
Partly cloudy. Lake Grace 13

Saturday 18 August

Sunny. Areas of morning frost. Light winds becoming northeasterly 15 to 25 km/h in the morning then becoming light in the early afternoon. Overnight temperatures falling to around 2 with daytime temperatures reaching around 16.

Sunday 19 August

Sunny. Winds northeasterly 15 to 20 km/h tending northerly 15 to 25 km/h during the morning then becoming light during the afternoon. Overnight temperatures falling to around 5 with daytime temperatures reaching the low 20s.

Monday 20 August

Cloudy. Medium (50%)chance of showers, most likely in the afternoon and evening. The chance of a thunderstorm in the afternoon and evening. Winds northwest to northeasterly 15 to 25 km/h tending west to northwesterly 15 to 20 km/h during the day then becoming light during the afternoon. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching between 18 and 23.

The next routine forecast will be issued at 4:25 pm WST Friday.

Product IDW13160