7 day weather forecast

Effective as of 12:00 AM Thursday May 21

Explanatory notes:

Thursday May 21:

City:

6-21 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

Sunny.The chance of smoke early.Light winds tending east-northeasterly at 10-20 km/h in the morning.

Friday May 22:

City:

8-23 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

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

Saturday May 23:

City:

11-27 Degrees Celsius

Mostly sunny.

Chance of any rain:0%

Amount:Nil

Perth Metropolitan Area:

Mostly sunny.Winds northeasterly at 15-25 km/h tending north-northeasterly in the afternoon.

Sunday May 24:

City:

14-21 Degrees Celsius

Rain.Possibly windy late.

Chance of any rain:95%

Amount:5 to 20 mm

Perth Metropolitan Area:

Partly to mostly cloudy. A very high(95%) chance of rain and showers.Winds northeasterly at 20-35 km/h, possibly becoming windy late depending on development of a complex system.

Monday May 25:

City:

13-19 Degrees Celsius

Showers.Possibly windy.

Chance of any rain:80%

Amount:4 to 10 mm

Perth Metropolitan Area:

Partly to mostly cloudy. A high(80%) chance of showers.Winds uncertain, depends on the development of a complex system, possibly windy.

Tuesday May 26:

City:

10-18 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.Winds southwesterly at 10-25 km/h.

Wednesday May 27:

City:

10-19 Degrees Celsius

Shower or two.

Chance of any rain:50%

Amount:0 to 2 mm

Perth Metropolitan Area:

Partly to mostly cloudy. A medium(50%) chance of showers.Winds westerly at 15-25 km/h.

Charts:

Figure 1.Surface synoptic chart at 00 UTC(8 AM local time today).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 today).Satellite image courtesy of the Japanese Meteorological Agency(JMA).

Figure 3.Mean Sea Level Pressure(MSLP) analysis with infrared greyscale satellite image at 00 UTC(8 AM 
local time today).Image courtesy of the Australian Bureau of Meteorology(BOM).

Figure 4:Surface synoptic prognosis.Image courtesy of the Australian Bureau of Meteorology(BOM)
Some data on this site is sourced from the Australian Bureau of Meteorology(BOM).