7 day weather forecast

Effective as of 4:00 PM Sunday August 23 2020

Explanatory notes:

The chance of fog early on Monday with radiational cooling of moist low level air, the fog is most likely over the hills but is also possible elsewhere.

The rest of Sunday August 23:

City:

Possible light shower clearing.

Chance of any rain:30%

Perth Metropolitan Area:

Partly to mostly cloudy.A slight(30%) chance of light showers clearing.Winds southwesterly at 10-20 km/h becoming light from evening.

Monday August 24:

City:

8-20 Degrees Celsius

Partly cloudy.

Chance of any rain:10%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Areas of fog possible early, most likely over the hills.Light winds.

Tuesday August 25:

City:

8-21 Degrees Celsius

Partly cloudy.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Light winds tending southwesterly at 10-20 km/h in the afternoon, south-southeasterly at 5-15 km/h at night.

Wednesday August 26:

City:

8-21 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

Sunny.Light winds tending southwesterly at 15-25 km/h during the afternoon.

Thursday August 27:

City:

9-23 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

Sunny.Light winds tending south-southwesterly at 10-25 km/h during the afternoon.

Friday August 28:

City:

10-20 Degrees Celsius

Possible PM shower.

Chance of any rain:30%

Amount:0 to 1 mm

Perth Metropolitan Area:

Partly cloudy.A slight(30%) chance of showers most likely from afternoon.Light winds becoming southwesterly at 15-30 km/h during the day becoming southerly at night.

Saturday August 29:

City:

8-19 Degrees Celsius

Mostly sunny.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Mostly sunny.Winds east-southeasterly at 10-25 km/h.

Sunday August 29:

City:

8-21 Degrees Celsius

Mostly sunny.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Mostly sunny.Winds east-northeasterly at 15-25 km/h becoming light from afternoon.

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.