Weather forecast for Perth effective as of 12:00 AM Wednesday February 28

Weather forecast for Perth effective as of 12:00 AM Wednesday February 28:

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 07:00 UTC(3 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).

On Tuesday,cloud cover in the morning cleared by afternoon as a subtropical high pressure ridge strengthened to the south.

A west coast trough forming near the west coast today leading to some warm air advection.

The west coast trough moves inland from Thursday afternoon with strong sea breezes expected on Friday in the afternoon and evening as the southerly pressure gradient "bends" with solar heating.

Easterly pressure gradient rapidly reestablishes over the region with a strong subtropical high pressure system moving to lie south of the region.

West coast trough deepens near the west coast again early next week leading to some warm air advection.

The long spell with no 40+ Degree Days continues with the last 40+ Degree Day being Australia Day last year!With no 40+ Degree day within the forecast period,this summer will have no 40+ Degrees Day the first since the 2001-2002 summer!

Wednesday February 28:

City:

15-29 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds east-southeasterly at 20-30 km/h tending south-southwesterly at 20-30 km/h in the afternoon and evening over the western half of the area becoming east-southeasterly at 10-20 km/h at night.

Thursday March 1:

City:

19-32 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds easterly at 15-25 km/h becoming south-southwesterly at 20-30 km/h from afternoon becoming south-southwesterly at 10-20 km/h at night.

Friday March 2:

City:

17-28 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds southerly at 15-25 km/h tending south-southwesterly at 25-40 km/h in the afternoon and evening becoming south-southeasterly at 15-25 km/h at night.

Saturday March 3:

City:

15-30 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds east-southeasterly at 20-30 km/h tending southeasterly at 15-25 km/h in the afternoon and evening.

Sunday March 4:

City:

16-31 Degrees Celsius

Mostly sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Mostly sunny.Winds easterly at 20-30 km/h tending east-southeasterly at 15-25 km/h in the afternoon and evening.

Monday March 5:

City:

18-34 Degrees Celsius

Mostly sunny.

Chance of any rain:5%

Amount:0 mm.

Perth metropolitan area:

Mostly sunny.Winds easterly at 20-30 km/h tending 10-20 km/h in the afternoon and evening.


Tuesday March 6:

City:

23-33 Degrees Celsius

Mostly sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Mostly sunny.Winds northeasterly at 20-30 km/h becoming west-northwesterly from around the middle of the day becoming southwesterly at night.

Forecast for today produced at 12:00 AM,forecast for the rest of the days  produced at 6:20 PM Tuesday February 27.Weather icons courtesy of the US National Weather Service.