Weather forecast for Perth effective as of 7:00 PM Friday June 1

Weather forecast for Perth effective as of 7:00 PM Friday June 1
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 5:Surface synoptic prognosis.Image courtesy of the Australian Bureau of Meteorology(BOM).

Cold air mass lies over the region,cold mornings as a ridge of high pressure lies to the south.

Moisture ahead of an upper/middle level trough/disturbance likely brings elevated showers/thunderstorms with a strong cold front on Monday to move across the region on Tuesday.Cold air mass thereafter.

The rest of Friday June 1:

City:

Clear.

Chance of any rain:0%

Perth metropolitan area:

Clear.Light winds.

Saturday June 2:

City:

5-19 Degrees Celsius

Mostly sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Mostly sunny.Winds east-northeasterly at 10-20 km/h becoming light from around the middle of the day.

Sunday June 3:

City:

5-22 Degrees Celsius

High clouds(mostly sunny)

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

High clouds(mostly sunny).Winds easterly at 10-20 km/h tending light from around the middle of the day.

Monday June 4:

City:

8-20 Degrees Celsius

Showers,possible thunderstorm developing.

Chance of any rain:80%

Amount:1 to 4 mm.

Perth metropolitan area:

Partly cloudy becoming cloudy in the afternoon.A high(80%) chance of showers from afternoon.The chance of thunderstorms from afternoon.Winds north-northeasterly at 15-25 km/h increasing to 20-35 km/h from late afternoon.

Tuesday June 5:

City:

12-21 Degrees Celsius

Windy with showers.Possible thunderstorm.

Chance of any rain:100%

Amount:10 to 25 mm.

Perth metropolitan area:

Partly to mostly cloudy.A very high(100%) chance of showers.The chance of a thunderstorms.Winds northerly at 30-50 km/h becoming northwesterly at 35-50 km/h from late morning becoming west-southwesterly from afternoon.Gusty winds likely.

Wednesday June 6:

City:

10-16 Degrees Celsius

Showers.

Chance of any rain:90%

Amount:2 to 7 mm.

Perth metropolitan area:

Partly cloudy.A very high(90%) chance of showers.The chance of a thunderstorm at night.Winds west-southwesterly at 15-25 km/h.

Thursday June 7:

City:

7-16 Degrees Celsius

Showers.

Chance of any rain:80%

Amount:2 to 7 mm.

Perth metropolitan area:

Partly cloudy.A high(80%) chance of showers.The chance of a thunderstorm in the early hours.Winds south-southwesterly at 10-20 km/h.

Friday June 8:

City:

5-18 Degrees Celsius

Possible showers

Chance of any rain:40%

Amount:0 to 3 mm.

Perth metropolitan area:

Partly cloudy.A medium(40%) chance of showers.Light winds.

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.