7 day weather forecast

 Effective as of 4:00 PM Thursday May 27 2021

Explanatory notes:

Some upper and middle level clouds for the rest of today ahead of an upper level trough increasing to elevated showers and thunderstorms tomorrow as the upper level trough approaches closer to the region. A cold front also arrives overnight Friday night/early on Saturday bringing further showers with the possibility of thunderstorms.

Thereafter on Saturday, the cut off low lies to the southeast, showery conditions with the possibility of thunderstorms for Perth with the moist flow ahead of the upper level trough.

Showery conditions continue on Sunday in the south-southwesterly air stream.

Improving conditions from early next week with the ridge of high pressure building to the south.

The rest of Thursday May 27:

City:

Partly to mostly cloudy.

Chance of any rain:5%

Perth Metropolitan Area:

Partly to mostly cloudy.Light winds becoming northeasterly at 10-20 km/h at night.

Friday May 28:

City:

12-24  Degrees Celsius

Showers.Possible thunderstorm.

Chance of any rain:80%

Amount:2 to 10 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A very high (90%) chance of showers and thunderstorms. Winds north-northeasterly at 15-30 km/h.

Saturday May 29:

City:

14-21  Degrees Celsius

Showers and thunderstorms.

Chance of any rain:100%

Amount:10 to 25 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A very high (100%) chance of showers.The chance of a thunderstorm.Winds northerly at 15-25 km/h shifting westerly during the day.

Sunday May 30:

City:

11-19  Degrees Celsius

Showers.

Chance of any rain:80%

Amount:2 to 8 mm

Perth Metropolitan Area:

Partly to mostly cloudy.A high (80%) chance of showers.The chance of a thunderstorm early.Light winds becoming south-southwesterly at 20-30 km/h during the day bcoming south-southeasterly at 10-20 km/h at night.

Monday May 31:

City:

8-18  Degrees Celsius

Partly cloudy.

Chance of any rain:10%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Winds south-southeasterly at 15-25 km/h.

Tuesday June 1:

City:

6-19  Degrees Celsius

Partly cloudy.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Light winds tending south-southwesterly at 10-20 km/h in the afternoon.

Wednesday June 2:

City:

7-20  Degrees Celsius

Partly cloudy.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Winds east-southeasterly at 10-20 km/h.

Thursday June 3:

City:

8-20  Degrees Celsius

Partly cloudy.

Chance of any rain:5%

Amount:Nil

Perth Metropolitan Area:

Partly cloudy.Winds east-northeasterly at 10-20 km/h.

Charts:

                                   

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

 2. 

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).