Merredin Forecast

View the current warnings for Western Australia

Forecast issued at 4:25 pm WST on Sunday 20 July 2025.

Forecast for the rest of Sunday

Summary
Rain.
Chance of any rain: 100%

Central Wheat Belt area

Cloudy. Very high chance of rain. The chance of a thunderstorm in the far southwest early this evening. Winds west to northwesterly 25 to 35 km/h turning southwesterly in the late evening.

Sun protection recommended from 11:00 am to 1:10 pm, UV Index predicted to reach 3 [Moderate]

Monday 21 July

Summary
Min 2
Max 13
Partly cloudy.
Chance of any rain: 20%

Central Wheat Belt area

Partly cloudy. Medium chance of showers in the northeast, slight chance elsewhere. Areas of morning frost in the southwest. Winds southwesterly 20 to 30 km/h becoming light in the evening. Overnight temperatures falling to between zero and 3 with daytime temperatures reaching around 12.

Fire Danger
Mortlock: Moderate
Karroun: Moderate
Avon: No Rating
Lockwood: Moderate

Sun protection recommended from 11:00 am to 1:10 pm, UV Index predicted to reach 3 [Moderate]

7 day Town Forecasts

Precis Icon Location Min Max
Partly cloudy. Dalwallinu 3 13
Morning frost. Partly cloudy. Northam 1 14
Partly cloudy. Merredin 2 13
Possible shower. Southern Cross 1 13

Tuesday 22 July

Summary
Min 3
Max 14
Cloudy.
Possible rainfall: 0 to 1 mm
Chance of any rain: 30%

Central Wheat Belt area

Cloudy. The chance of morning fog in the west. High chance of showers in the far southwest, slight chance elsewhere. Areas of frost in the northeast in the early morning. Light winds becoming northwesterly 15 to 20 km/h in the middle of the day then becoming light in the evening. Overnight temperatures falling to between 1 and 5 with daytime temperatures reaching around 14.

Sun protection recommended from 11:00 am to 1:20 pm, UV Index predicted to reach 3 [Moderate]

Wednesday 23 July

Summary
Min 5
Max 15
Showers increasing.
Possible rainfall: 0 to 5 mm
Chance of any rain: 80%

Central Wheat Belt area

Cloudy. Very high chance of showers in the far southwest, medium chance elsewhere. Light winds becoming northerly 15 to 25 km/h during the morning then tending northwesterly 25 to 35 km/h during the day. Overnight temperatures falling to between 3 and 6 with daytime temperatures reaching around 16.

Sun protection recommended from 11:00 am to 1:20 pm, UV Index predicted to reach 3 [Moderate]

Thursday 24 July

Summary
Min 5
Max 11
Showers easing.
Possible rainfall: 1 to 6 mm
Chance of any rain: 80%

Central Wheat Belt area

Partly cloudy. High chance of showers, most likely in the morning. Winds west to northwesterly 15 to 20 km/h turning southwesterly 20 to 30 km/h during the morning. Overnight temperatures falling to between 3 and 6 with daytime temperatures reaching around 12.

Friday 25 July

Summary
Min 0
Max 12
Morning frost. Partly cloudy.
Chance of any rain: 10%

Saturday 26 July

Summary
Min 1
Max 13
Partly cloudy.
Chance of any rain: 10%

Sunday 27 July

Summary
Min 3
Max 15
Shower or two.
Possible rainfall: 0 to 5 mm
Chance of any rain: 70%

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

Product derived from IDW14199 and IDW13170