7 day weather forecast

  Effective as of 4:00 PM Saturday June 12 2021

Explanatory notes:

Shower chances increase, offshore first early on Sunday with low level wind convergence near a trough which moves over the area during the day.

Areas of fog early on Sunday with the radiational cooling of moist low level air.

A cold front moves over the region on Monday leading to further showers, further showers in the cold air mass behind the front, likely clearing by Tuesday night as the ridge of high pressure builds slightly to the south.

Thereafter, fine conditions with cold mornings with very good radiational cooling with light winds under the high pressure ridge.

The rest of Saturday June 12:

City:

Mostly clear.

Chance of any rain:20%

Perth Metropolitan Area:

Mostly clear.A slight(20%) chance of a shower in the late afternoon.Winds southwesterly at 10-20 km/h becoming light at night.

Sunday June 13:

City:

8-19  Degrees Celsius

Possible shower or two.

Chance of any rain:40%

Amount:0 to 2 mm

Perth Metropolitan Area:

Partly to mostly cloudy.Areas of fog early.A medium(40%) chance of showers.Light winds becoming west-southwesterly at 10-20 km/h from afternoon.

Monday June 14:

City:

12-18  Degrees Celsius

Showers.

Chance of any rain:90%

Amount:2 to 8 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A very high(90%) chance of showers especially early.The chance of a thunderstorm early.Winds west-southwesterly at 15-30 km/h becoming southwesterly at 20-35 km/h in the morning.

Tuesday June 15

City:

7-18  Degrees Celsius

Shower or two.

Chance of any rain:50%

Amount:0 to 2 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A high(70%) chance of showers over coastal suburbs grading to a slight(30%) chance in the east.Light winds tending south-southwesterly at 15-25 km/h in the late morning and afternoon.

Wednesday June 17

City:

7-19  Degrees Celsius

Partly cloudy.

Chance of any rain:10%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Light winds.

Thursday June 18

City:

7-19  Degrees Celsius

Partly cloudy.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Light winds.

Friday June 19:

City:

6-19  Degrees Celsius

Partly cloudy.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Winds northeasterly at 10-20 km/h becoming light from afternoon.

Saturday June 20:

City:

7-19  Degrees Celsius

Possible shower.

Chance of any rain:30%

Amount:0 to 2 mm

Perth Metropolitan Area:

Partly cloudy.A slight(30%) chance of showers.Winds northeasterly at 15-25 km/h shifting northwesterly later during the day.

Charts:

                                   

Figure 1.Surface synoptic chart.Image courtesy of the Australian Bureau of Meteorology(BOM).

Figure 2.Key features identified on True Colour RGB satellite image.Satellite image courtesy of the Japanese Meteorological Agency(JMA).

Figure 3.Mean Sea Level Pressure(MSLP) analysis with infrared greyscale satellite image. Image courtesy of the Australian Bureau of Meteorology(BOM)

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

No liabilities held from information consumed on this site. Weather icons are from the US National Weather Service.Some information on this site is from the Australian Bureau of Meteorology (BOM).