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Home › Western Australia › Southwest Weather Forecasts

Southwest Weather

Southern Coastal Lower West Great Southern Southwest map
possible thunderstorm
Bridgetown 5/19
Bunbury 8/20
possible thunderstorm
Busselton 9/20
possible thunderstorm
Cape Leeuwin 13/20
thunderstorms
Donnybrook 6/20
possible thunderstorm
possible thunderstorm
Manjimup 7/18
Margaret River 8/19
thunderstorms
possible shower
Shannon 7/18

Southwest observations table »

forecast summary district forecast

possible shower

Saturday Partly cloudy. Isolated showers. Winds N/NW and light.

possible thunderstorm

Sunday Partly cloudy. Isolated showers in the southwest, extending throughout from the late morning. The chance of thunderstorms in the southwest in the afternoon, extending throughout in the evening. Winds N and light tending NW 15 to 20 km/h in the middle of the day then tending NW/NE in the early afternoon.

possible thunderstorm

Monday Partly cloudy. Scattered showers, heavy at times, easing to isolated showers by early evening. Isolated thunderstorms contracting to the southwest by early evening. Winds N/NE 15 to 20 km/h becoming light before dawn then becoming S 15 to 25 km/h in the middle of the day.

late shower

Tuesday Partly cloudy. Isolated showers until late afternoon, mainly in the southwest. Winds S/SW and light.

mostly sunny

Wednesday Partly cloudy. Light winds.

Issued Sat 16:25 WST

current warnings most recent warnings

WA - Sun 04:00 WST
Coastal Wind Warning

View all current warnings

Southwest Weather Forecasts

station
 forecast min max chance of rain rain amount frost risk 9am 3pm
wind rh wind rh
°C °C km/h % km/h %
possible thunderstorm Possible thunderstorm
 5 19 90% 1-5mm Slight N 7 82 NW 11 51
possible thunderstorm Possible thunderstorm
 8 20 90% 10-20mm Nil NNE 3 86 NNW 12 66
possible thunderstorm Possible thunderstorm
 9 20 90% 1-5mm Nil NNW 9 71 NW 17 55
thunderstorms Thunderstorms
 13 20 90% 1-5mm Nil NNW 13 67 NW 23 58
possible thunderstorm Possible thunderstorm
 12 20 90% 5-10mm Nil NNW 9 71 NW 17 55
possible thunderstorm Possible thunderstorm
 4 19 90% 1-5mm Slight NNE 5 78 NW 8 46
possible thunderstorm Possible thunderstorm
 6 20 90% 1-5mm Nil N 8 75 NW 14 53
possible thunderstorm Possible thunderstorm
 7 18 90% 1-5mm Nil N 10 78 NW 15 53
thunderstorms Thunderstorms
 8 19 90% 10-20mm Nil NNW 5 88 NNW 17 65
possible shower Possible shower
 7 18 60% 1-5mm Nil N 10 78 NW 15 53
possible shower Possible shower
 9 20 60% 1-5mm Nil N 10 78 NW 15 53

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17:01 EST Sydney's offshore Sea Surface Temperatures (SST's) have remained above 21 degrees for the last four days.

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