7 day weather forecast

Effective as of 12:00 AM Tuesday October 23

Explanatory notes:





"Anticyclone gloom" affected the region early on Monday,it was mostly cloudy with some showers.

A low pressure trough/cold front approached the region on Wednesday but possibly dissipates before moving across the region,still some uncertainty with great variation between models and model ensembles.

Significant afternoon sea breezes likely from Thursday with a south-southeasterly pressure gradient "bending" with solar heating.

Tuesday October 23:

9-21 Degrees Celsius

Partly cloudy.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Partly cloudy.Light winds tending southwesterly at 15-25 km/h during the afternoon.

Wednesday October 24:

10-21 Degrees Celsius

Possible shower or two.

Chance of any rain:40%

Amount:0 to 2 mm.

Perth metropolitan area:

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

Thursday October 25:

11-26 Degrees Celsius

High clouds(mostly sunny).

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

High clouds(mostly sunny).Winds southeasterly at 10-20 km/h tending southwesterly at 20-30 km/h during the afternoon.

Friday October 26:

12-26 Degrees Celsius

High clouds(mostly sunny).

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

High clouds(mostly sunny).Winds south-southeasterly at 10-20 km/h tending southwesterly at 20-30 km/h during the afternoon.

Saturday October 27:

13-27 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds east-southeasterly at 10-20 km/h tending south-southwesterly at 15-25 km/h during the afternoon.

Sunday October 28:

13-28 Degrees Celsius

High clouds(mostly sunny).

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

High clouds(mostly sunny).Winds east-southeasterly at 15-25 km/h tending south-southwesterly at 10-20 km/h in the afternoon.

Monday October 29:

14-27 Degrees Celsius

High clouds(partly cloudy).

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

High clouds(partly cloudy).Light winds becoming southwesterly at 20-30 km/h during the day.

Charts:

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 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).

Forecast for today produced at 12:00 AM,forecast for the rest of the days produced at 4:20 PM Wednesday July 11.Weather icons courtesy of the US National Weather Service.