Weather forecast for Perth effective as of 5:00 PM Wednesday May 9

Weather forecast for Perth effective as of 4:00 PM Wednesday May 9
Explanatory notes:
Scroll down below this section for forecast. 

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

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).

Unusually warm weather persists throughout the forecast period with the subtropical high pressure ridge to the south throughout the forecast period.

A smoke plume from a prescribed burn currently lies over the area,possible smoke near the surface in the next few hours and also possibly tomorrow.

A wet coast trough deepens near the west coast with a high pressure system entering the Great Australian Bight.This leads to considerable warm air advection leading to a warm Friday and Saturday.

The rest of Wednesday May 9:

City:

Smoke possible.

Chance of any rain:0%

Perth metropolitan area:

Clear.Smoke possible.Winds east-southeasterly at 15-25 km/h.

Thursday May 10:

City:

13-26 Degrees Celsius

Mostly sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Mostly sunny.High clouds.Smoke haze possible.Winds easterly at 20-35 km/h easing to 15-25 km/h from late afternoon.Wind gusts in excess of 65 km/h possible over the hills and foothills in the early hours and morning.

Friday May 11:

City:

15-30 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds east-northeasterly at 20-30 km/h becoming light in the afternoon and evening becoming easterly at 10-20 km/h at night.

Saturday May 12:

City:

16-30 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds northeasterly at 10-20 km/h shifting west-northwesterly from around the middle of the day then becoming light.

Sunday May 13:

City:

14-25 Degrees Celsius

Partly cloudy.

Chance of any rain:5%

Amount:0 mm.

Perth metropolitan area:

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

Monday May 14:

City:

12-25 Degrees Celsius

Partly cloudy.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Partly cloudy.Winds east-southeasterly at 10-20 km/h tending southerly in the afternoon and evening.

Tuesday May 15:

City:

14-26 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds easterly at 15-30 km/h.

Wednesday May 16:

City:

14-26 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

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

Forecast for today produced at 11:45 PM Monday May 7,forecast for the rest of the days produced at 5:00 PM Monday May 7.Weather icons courtesy of the US National Weather Service.