Great Southern District

View the current warnings for Western Australia

Forecast issued at 4:25 pm WST on Sunday 19 November 2017.

Weather Situation

A weak cold front will move over the southwest of the State on late Monday and early Tuesday. A high pressure system will develop south of the State on late Tuesday and Wednesday. A surface trough will form near the west coast during Thursday.

Forecast for the rest of Sunday

Mostly clear. Winds northwest to southwesterly 15 to 20 km/h tending southeast to southwesterly in the evening.

Monday 20 November

Mostly sunny. Medium (40%) chance of showers in the southwest in the afternoon and evening. Light winds becoming west to southwesterly 15 to 25 km/h in the morning then tending south to southwesterly in the evening. Overnight temperatures falling to between 9 and 13 with daytime temperatures reaching 24 to 30.

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

Sun protection 7:40am to 3:50pm, UV Index predicted to reach 12 [Extreme]

7 day Town Forecasts

Precis Icon Location Min Max
Mostly sunny. Narrogin 11 25
Possible late shower. Katanning 13 26
Mostly sunny. Lake Grace 14 27

Tuesday 21 November

Slight (20%) chance of a shower in the morning. Mostly sunny afternoon. Winds southerly 15 to 25 km/h turning southeasterly in the afternoon. Overnight temperatures falling to between 9 and 12 with daytime temperatures reaching the low to mid 20s.

Wednesday 22 November

Mostly sunny. Winds east to southeasterly 15 to 25 km/h. Overnight temperatures falling to around 8 with daytime temperatures reaching the mid to high 20s.

Thursday 23 November

Sunny. Winds easterly 15 to 20 km/h becoming light during the morning then becoming east to southeasterly 15 to 25 km/h during the evening. Overnight temperatures falling to between 7 and 10 with daytime temperatures reaching around 30.

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

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