Weather forecast for Perth effective as of 8:00 PM Sunday July 8

Weather forecast for Perth effective as of 8:00 PM Sunday July 8
Explanatory notes:
Scroll down below this section for forecast. 

Figure 1.Surface synoptic chart at 06 UTC(2 PM local time today).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 today).Satellite image courtesy of the Japanese Meteorological Agency(JMA).

Figure 4.Mean Sea Level Pressure(MSLP) analysis with infrared greyscale satellite image at 06 UTC(2 PM 
local time today).Image courtesy of the Australian Bureau of Meteorology(BOM).

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

Warm air advection results in relatively warm air mass in the next few days,a weak west coast trough lies offshore.However with radiational cooling relatively cold mornings.The west coast trough moves inland on Tuesday.

A cold front is likely to move across the region late during the working week and another cold front late next weekend.

The rest of Sunday July 8:

City:

Clear.

Chance of any rain:0%

Perth metropolitan area:

Clear.Light winds.

Monday July 9:

City:

6-21 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds east-northeasterly at 10-20 km/h becoming light from afternoon.

Tuesday July 10:

City:

6-20 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds easterly at 10-20 km/h becoming light from late morning.

Wednesday July 11:

City:

6-20 Degrees Celsius

Mostly sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Mostly sunny.Patches of fog possible early.Light winds tending south-southwesterly at 10-20 km/h in the afternoon.

Thursday July 12:

City:

8-21 Degrees Celsius

Possible PM showers.

Chance of any rain:40%

Amount:0 to 4 mm.

Perth metropolitan area:

Mostly sunny morning.A medium(40%) chance of showers from afternoon.Winds north-northeasterly at 10-20 becoming northwesterly at 20-30 km/h from afternoon.

Friday July 13:

City:

11-18 Degrees Celsius

Showers easing.

Chance of any rain:90%

Amount:1 to 6 mm.

Perth metropolitan area:

Partly to mostly cloudy.A very high(90%) chance of showers easing to a medium(60%) in the morning.Winds west-northwesterly at 25-40 km/h shifting southwesterly from early morning.

Saturday July 14:

City:

9-18 Degrees Celsius

Showers increasing.

Chance of any rain:80%

Amount:1 to 5 mm.

Perth metropolitan area:

Partly cloudy.A high(80%) chance of showers especially in the evening.Winds west-northwesterly at 20-30 km/h.

Sunday July 15:

City:

9-18 Degrees Celsius

Showers

Chance of any rain:90%

Amount:1 to 6 mm.

Perth metropolitan area:

Partly cloudy.A very high(90%) chance of showers especially in the evening.Winds west-southwesterly at 20-30 km/h.

Forecast for today produced at 11:45 PM Monday May 7,forecast for the rest of the days produced at 5:00 PM Monday May 7.Weather icons courtesy of the US National Weather Service.