Current(Perth Metro)



Radar



Monday, 1 October 2018

7 day weather forecast

Effective as of 9:00 AM Monday October 1

Explanatory notes:



Cloudy day today with moist low level air and saturated layer at around 850 hPa level.

Another upper/middle level disturbance moves across the region on Tuesday bringing the possibility of showers and thunderstorms.

Another west coast trough deepens near the west coast from Wednesday with another upper/middle level trough/disturbance arriving likely bringing showers and thunderstorms.




Monday October 1:
Max:21 Degrees Celsius
Cloudy.
Chance of any rain:20%
Amount:0 mm.



Perth metropolitan area:
Cloudy.A slight(20%) chance of a shower,most likely over the hills.Winds southeasterly at 10-20 km/h tending southerly near the coast at 15-25 km/h in the afternoon.
Tuesday October 2:
11-22 Degrees Celsius
Possible shower.
Chance of any rain:30%
Amount:0 to 1 mm.



Perth metropolitan area:
Partly cloudy.A slight(30%) chance of a shower.The chance of a thunderstorm.Winds southeasterly at 15-25 km/h.
Wednesday October 3:
10-23 Degrees Celsius
Possible showers.
Chance of any rain:50%
Amount:0 to 2 mm.



Perth metropolitan area:
Partly to mostly cloudy.A medium(50%) chance of showers.Winds east-southeasterly at 20-30 km/h.
Thursday October 4:
13-23 Degrees Celsius
Showers.Possible thunderstorm.
Chance of any rain:70%
Amount:2 to 6 mm.



Perth metropolitan area:
Partly to mostly cloudy.A high(70%) chance of showers.The chance of thunderstorms.Winds easterly at 20-30 km/h becoming northerly later.
Friday October 5:
13-22 Degrees Celsius
Showers.
Chance of any rain:70%
Amount:0.2 to 3 mm.



Perth metropolitan area:
Partly to mostly cloudy.A high(70%) chance of showers.The chance of a thunderstorm.Winds northwesterly at 10-25 km/h shifting southwesterly later.
Saturday October 6:
12-22 Degrees Celsius
Partly to mostly cloudy.
Chance of any rain:20%
Amount:0 mm.



Perth metropolitan area:
Partly to mostly cloudy.A slight(20%) chance of showers.Winds south-southeasterly at 10-25 km/h tending south-southwesterly during the afternoon.
Sunday October 7:

12-24 Degrees Celsius
Partly cloudy.
Chance of any rain:10%
Amount:0 mm.



Perth metropolitan area:
Partly cloudy.Winds east-southeasterly at 10-25 km/h tending southerly during the afternoon.


Charts:


Figure 1.Surface synoptic chart at 12 UTC(8 PM local time yesterday).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 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).





Forecast for today produced at 12:00 AM,forecast for the rest of the days produced at 4:20 PM Wednesday July 11.Weather icons courtesy of the US National Weather Service.
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