7 day weather forecast

 Effective as of 4:00 PM Saturday October 17 2020

Explanatory notes:

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Saturday October 17:

City:

12-26 Degrees Celsius

Mostly sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

Mostly sunny.Winds east-southeasterly at 15-25 km/h tending south-southwesterly at 20-30 km/h during the afternoon.

Sunday October 18:

City:

13-30 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 in the northeast, a slight(20%) chance elsewhere.Winds east-southeasterly at 20-30 km/h tending southwesterly at 20-30 km/h during the afternoon.

Monday October 19:

City:

15-27 Degrees Celsius

Mostly sunny.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Mostly sunny.Light winds shifting southwesterly at 20-30 km/h from early afternoon becoming light at night.

Tuesday October 20:

City:

14-25 Degrees Celsius

Partly cloudy.

Chance of any rain:20%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.A slight(20%) chance of ahoswer.Winds southeasterly at 10-20 km/h tending southwesterly at 20-30 km/h during the afternoon.

Wednesday October 21:

City:

13-24 Degrees Celsius

Possible shower.

Chance of any rain:30%

Amount:0 to 1 mm

Perth Metropolitan Area:

Partly cloudy.A slight(30%) chance of showers.Winds southeasterly at 10-20 km/h tending southwesterly at 20-30 km/h during the afternooon.

Thursday October 22:

City:

12-24 Degrees Celsius

Partly cloudy.

Chance of any rain:20%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.A slight(20%) chance of a shower.Winds southeasterly at 10-20 km/h tending southwesterly at 20-30 km/h in the afternoon.

Friday October 23:

City:

11-22 Degrees Celsius

Partly cloudy.

Chance of any rain:20%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.A slight(20%) chance of a shower.Winds east-southeasterly at 10-20 km/h tending southwesterly at 15-30 km/h in the afternoon.

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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).