7 day weather forecast

Effective as of 4:00 PM Wednesday September 16 2020

Explanatory notes:

P

Wednesday September 16:

City:

13-21 Degrees Celsius

Partly cloudy

Chance of any rain:10%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Winds south-southeasterly at 15-25 km/h tending south-southwesterly during the afternoon.

Thursday September 17:

City:

9-21 Degrees Celsius

Partly cloudy.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Winds east-southeasterly at 15-25 km/h becoming easterly at 20-30 km/h in the morning easing to 10-20 m/h in the afternoon.

Friday September 18:

City:

8-23 Degrees Celsius

Sunny

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Sunny.Winds east-northeasterly at 10-25 km/h becoming northeasterly at 20-30 km/h in the morning shifting westerly at 10-20 km/h from early afternoon and becoming light from evening.

Saturday September 19:

City:

10-18 Degrees Celsius

Showers.

Chance of any rain:100%

Amount:3 to 8 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A very high (100%) chance of showers.Light winds becoming west-southwesterly at 20-35 km/h from morning.

Sunday September 19:

City:

9-17 Degrees Celsius

Showers.

Chance of any rain:90%

Amount:2 to 5 mm

Perth Metropolitan Area:

Partly cloudy.A very high (90%) chance of showers.Winds southwesterly at 20-35 km/h.

Monday September 20:

City:

8-18 Degrees Celsius

Possible shower

Chance of any rain:30%

Amount:0 to 1 mm

Perth Metropolitan Area:

Partly cloudy.A slight (30%) chance of showers.Winds southwesterly at 10-20 km/h.

Tuesday September 21:

City:

8-21 Degrees Celsius

Partly cloudy

Chance of any rain:20%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.A slight (20%) chance of a shower.Light winds.

Wednesday September 22:

City:

10-28 Degrees Celsius

Sunny.

Chance of any rain:10%

Amount:Nil

Perth Metropolitan Area:

Sunny.Winds easterly at 10-25 km/h becoming northeasterly in the morning 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.