7 day weather forecast

Effective as of 12:00 AM Tuesday September 1 2020

Explanatory notes:

Tuesday September 1:

City:

11-17 Degrees Celsius

Windy with showers.

Chance of any rain:100%

Amount:4 to 8 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A very high (100%) chance of showers.The chance of a thunderstorm and/or small hail in the morning and early afternoon most likely over southern suburbs and the hills.Winds westerly at 25-40 km/h increasing to 30-45 km/h early in the morning and shifting west-southwesterly, easing to 20-30 km/h from evening.Gusts up to 80 km/h possible near the coast.

Wednesday September 2:

City:

11-18 Degrees Celsius

Showers.

Chance of any rain:95%

Amount:1 to 4 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A very high (95%) chance of showers.Winds west-southwesterly at 20-35 km/h becoming southwesterly from around the middle of the day.

Thursday September 3:

City:

11-19 Degrees Celsius

Partly to mostly cloudy.

Chance of any rain:20%

Amount:Nil

Perth Metropolitan Area:

Partly to mostly cloudy.A slight (20%) chance of a shower.Light winds tending west-southwesterly at 10-20 km/h during the day.

Friday September 4:

City:

10-21 Degrees Celsius

Partly cloudy.

Chance of any rain:10%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Light winds.

Saturday September 5:

City:

9-24 Degrees Celsius

Partly cloudy.

Chance of any rain:10%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Winds northeasterly and light shifting northwesterly at 15-25 km/h from around the middle of the day.

Sunday September 6:

City:

15-20 Degrees Celsius

Showers.

Chance of any rain:90%

Amount:2 to 8 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A very high (90%) chance of showers.Winds west-northwesterly at 20-30 km/h.

Monday September 7:

City:

12-19 Degrees Celsius

Possible shower or two.

Chance of any rain:40%

Amount:0 to 2 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A medium (40%) chance of showers.Winds westerly at 15-25 km/h.

Charts:

Figure 1.Surface synoptic chart at 12 UTC(8 PM local time yesterday).Image courtesy of the Australian Bureau of Meteorology(BOM). 

Figure 2.Key features identified on True Colour RGB satellite image at around 06:00 UTC(2 PM local time yesterday).Satellite image courtesy of the Japanese Meteorological Agency(JMA).

Figure 3.Mean Sea Level Pressure(MSLP) analysis with infrared greyscale satellite image at 12 UTC(8 PM 
local time yesterday).Image courtesy of the Australian Bureau of Meteorology(BOM).

Figure 4:Surface synoptic prognosis.Image courtesy of the Australian Bureau of Meteorology(BOM).

Some data on this site is sourced from the Australian Bureau of Meteorology(BOM). Weather icons from the US National Weather Service.