Weather forecast for Perth effective as of 5:00 PM Sunday September 9

Weather forecast for Perth effective as of 5:00 PM Sunday September 9
Explanatory notes:
Scroll down below this section for forecast. 

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

Figure 3.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 4.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).

Perth experienced the wettest August in 50 years with 186.0 mm of rain so far!It was also the wettest winter month since June 2005 and the wettest winter in 15 years!

A cold front moves across the region on Monday.

"Anticyclone gloom" affects the region on Tuesday and Wednesday.

The rest of Sunday September 9:

City:

Mostly clear.

Chance of any rain:0%

Perth metropolitan area:

Mostly clear.Winds southwesterly at 10-20 km/h becoming light at night.

Monday September 10:

City:

11-20 Degrees Celsius

Showers.

Chance of any rain:100%

Amount:2 to 5 mm.

Perth metropolitan area:

Partly to mostly cloudy.A very high(100%) chance of showers.Winds west-northwesterly at 10-20 km/h shifting westerly at 20-35 km/h in the late morning,then southwesterly in the afternoon.

Tuesday September 11:

City:

8-17 Degrees Celsius

Cloudy.

Chance of any rain:20%

Amount:0 mm.

Perth metropolitan area:

Cloudy.A slight(20%) chance of a shower.Light winds tending south-southwesterly at 10-20 km/h in the afternoon.

Wednesday September 12:

City:

8-18 Degrees Celsius

Possible light shower.

Chance of any rain:30%

Amount:0 to 0.4mm.

Perth metropolitan area:

Mostly cloudy.A slight(30%) chance of a light shower.Light winds tending west-southwesterly at 10-20 km/h in the afternoon.

Thursday September 13:

City:

9-19 Degrees Celsius

Possible shower or two.

Chance of any rain:40%

Amount:0 to 1 mm.

Perth metropolitan area:

Partly to mostly cloudy.A medium(40%) chance of a shower.Light winds tending west-southwesterly at 10-20 km/h in the afternoon.

Friday September 14:

City:

9-20 Degrees Celsius

Possible shower.

Chance of any rain:30%

Amount:0 to 0.4 mm.

Perth metropolitan area:

Partly to mostly cloudy.A slight(30%) chance of showers.Winds south-southwesterly at 10-25 km/h.

Saturday September 15:

City:

8-21 Degrees Celsius

Partly cloudy.

Chance of any rain:5%

Amount:0 mm.

Perth metropolitan area:

Partly cloudy.Winds easterly at 10-20 km/h.

Sunday September 16:

City:

10-21 Degrees Celsius

Partly cloudy.

Chance of any rain:20%

Amount:0 mm.

Perth metropolitan area:

Partly cloudy.A slight(20%) chance of a shower.Light winds becoming southwesterly at 15-25 km/h by afternoon.

Forecast for today produced at 12:00 AM,forecast for the rest of the days produced at 4:20 PM Wednesday July 11.Weather icons courtesy of the US National Weather Service.