7 day weather forecast

Effective as of 4:00 PM Monday October 19 2020

Explanatory notes:

S

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Monday October 19:

City:

15-27 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

A sunny day.Light winds shifting southwesterly at 20-30 km/h from early afternoon becoming south-southwesterly at 10-20 km/h at night.

Tuesday October 20:

City:

14-25 Degrees Celsius

Partly cloudy.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Winds south-southeasterly at 10-20 km/h tending southwesterly at 20-30 km/h during the afternoon.

Wednesday October 21:

City:

14-24 Degrees Celsius

Partly cloudy.

Chance of any rain:20%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.A slight(30%) chance of a shower or thunderstorm over the hills most likely in the afternoon, a slight(20%) chance elsewhere.Winds southeasterly at 10-20 km/h tending southwesterly at 20-30 km/h during the afternooon.

Thursday October 22:

City:

12-25 Degrees Celsius

Partly cloudy.

Chance of any rain:10%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Winds southeasterly at 10-20 km/h tending southwesterly at 20-30 km/h in the afternoon.

Friday October 23:

City:

12-26 Degrees Celsius

Mostly sunny.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Mostly sunny.Winds easterly at 20-30 km/h tending south-southwesterly at 15-25 km/h in the afternoon.

Saturday October 24:

City:

13-27 Degrees Celsius

Mostly sunny.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Mostly sunny.Winds easterly at 15-25 km/h tending south-southwesterly at 20-30 km/h in the afternoon.

Sunday October 25:

City:

16-30 Degrees Celsius

Mostly sunny.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Mostly sunny.Winds east-northeasterly at 15-25 km/h shifting southwesterly later in the day.

Monday October 26:

City:

16-23 Degrees Celsius

Showers.

Chance of any rain:80%

Amount:4 to 10 mm

Perth Metropolitan Area:

Partly to mostly cloudy. A high(80%) chance of showers.Winds northwesterly at 15-30 km/h shifting southwesterly later during the day.

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

 2. 

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).