Weather forecast for Perth effective as of 12:00 AM Monday May 14

Weather forecast for Perth effective as of 12:00 AM Monday May 14
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 a blocking subtropical high pressure ridge to the south throughout the forecast period.

Saturday was the second hottest May day on record with a maximum temperature of 32.7 Degrees Celsius at Perth Metro,it was the latest 30+ Degrees Celsius day in autumn on record.At Pearce it reached 34.1 Degrees Celsius!The hottest day at that station this late in autumn on record!

Strengthening high pressure system to the south sees warmer weather again with an easterly prevailing low level flow.Also possible smoke haze in the next few days depending on prescribed burns.

Some high clouds tomorrow.Also moist low level air will be advecting from the southeast overnight leading to low level clouds forming to the east of the Darling Scarp advecting westwards possibly leading to a katabatic "waterfall" effect in the morning.

Monday May 14:

City:

12-27 Degrees Celsius

Mostly sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Mostly sunny.High clouds.Possible smoke haze depending on prescribed burns.Winds east-southeasterly at 15-25 km/h becoming easterly from late morning.

Tuesday May 15:

City:

13-27 Degrees Celsius

Sunny day.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

A sunny day,just some high clouds possible(mostly clear) early.Winds east-northeasterly at 20-30 km/h becoming light from afternoon becoming easterly at 10-20 km/h at night.

Wednesday May 16:

City:

12-26 Degrees Celsius

High clouds(mostly sunny).

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

High clouds(mostly sunny).Winds east to northeasterly at 10-20 km/h becoming light from afternoon.

Thursday May 17:

City:

11-24 Degrees Celsius

High clouds(mostly sunny).

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

High clouds(mostly sunny).Winds east-northeasterly at 10-20 km/h tending light in the afternoon and evening.

Friday May 18:

City:

11-25 Degrees Celsius

High clouds(mostly sunny).

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

High clouds(mostly sunny).Winds east-northeasterly at 10-20 km/h tending light in the afternoon and evening.

Saturday May 19:

City:

11-25 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds east-northeasterly at 10-20 km/h tending light in the afternoon and evening.

Sunday May 20:

City:

11-25 Degrees Celsius

Sunny.

Chance of any rain:0%

Amount:0 mm.

Perth metropolitan area:

Sunny.Winds northeasterly at 10-25 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.