Great Southern District

View the current warnings for Western Australia

Forecast issued at 4:25 pm WST on Thursday 28 May 2020.

Weather Situation

A weakening ridge lies over central parts of the state. A moderate to strong cold front moves across the South West Land Division and adjacent parts during Friday. A new ridge will develop over central parts during Saturday in the wake of the front and drift further south on Sunday and Monday.

Forecast for the rest of Thursday

Partly cloudy. Winds northwesterly 20 to 25 km/h.

Friday 29 May

Cloudy. Very high (near 100%) chance of showers, most likely in the afternoon and early evening. Possible small hail in the southwest in the evening. The chance of a thunderstorm. Damaging winds possible in the afternoon and early evening. Winds northwesterly 20 to 30 km/h increasing to 30 to 40 km/h in the morning then turning westerly 25 to 30 km/h in the late afternoon. Overnight temperatures falling to around 10 with daytime temperatures reaching between 16 and 20.

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

Sun protection 11:20am to 12:40pm, UV Index predicted to reach 3 [Moderate]

7 day Town Forecasts

Precis Icon Location Min Max
Showers. Possible storm. Narrogin 10 18
Showers. Possible storm. Katanning 12 17
Showers. Possible storm. Lake Grace 10 19

Saturday 30 May

Partly cloudy. Winds westerly 15 to 25 km/h turning northwesterly 15 to 20 km/h in the evening. Overnight temperatures falling to around 4 with daytime temperatures reaching around 15.

Sunday 31 May

Cloudy. Slight (20%) chance of a shower in the west. Winds west to northwesterly 15 to 20 km/h tending west to southwesterly during the morning then becoming light during the afternoon. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching around 18.

Monday 1 June

Cloudy. Light winds. Overnight temperatures falling to around 6 with daytime temperatures reaching around 17.

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

Product IDW13160