Saturday 4 March 2017

Weather forecast for Kuala Lumpur produced at 10:20 PM Saturday March 4

Kuala Lumpur 7 day weather forecast produced at 10:20 PM Saturday March 4:
Explanatory notes:

Update:the latest weather radar images indicates that an isolated shower had developed near the city centre.The latest weather baloon(radiosonde) data from Kuala Lumpur International Airport at around 7 PM indicates a light steering flow from the north which is different from that predicted by the GFS 0600 Zulu run and ECMWF 00 Zulu run for that time.The movement of the isolated shower which just formed is also in agreement with the steering flow observed by the radiosonde.I am expecting a similar steering flow(light from the north/northwest) tomorrow afternoon.

Light northeast monsoon conditions persist over the region throughout the forecast period.

During early next week(from Sunday) enhanced risk of showers and thunderstorms as weak background low
level easterly winds the development of sea breezes are likely from 
afternoon to early night.This will lead to sea breeze convergence and/or
anabatic lifting of sea breezes up the Titiwangsa mountain range 
leading to the development of showers and thunderstorms,the models are now generally converging on a steering flow from the northwest during this period.This also means possible showers and thunderstorms during the morning especially over the coastal areas with the development of showers and thunderstorms over the Straits of Melaka due to land breeze convergence.


During the middle of next week drier 
and more stable air from the subtropics penetrates into the 
region,reducing the rain chances to slight to medium chances with the development of sea breeze convergence and/or 
anabatic lifting of sea breezes still expected then along with strong solar heating.The timing of any showers and thunderstorms should be later than earlier during the week as the drier air means that it will take time for the convection inhibition to be overcomed and instability to build up with the strong solar heating.


The precis(summary) forecasts 
and "chance of any rain forecasts" are for Kuala Lumpur City Center 
while the detailed description underneath the precis forecasts is for 
the forecast area of Greater Kuala Lumpur area including the Klang 
Valley but the chance of rain forecasts in the detailed description 
underneath the precis forecasts is the average for the forecast area 
unless otherwise stated.


The weather forecasts are produced by me and not by any government agency.Use at your own risk.



The rest of today Saturday March 4:

 
Precis forecast:Possible shower and thunderstorm.
Partly to mostly cloudy.A medium(40%) chance of a shower or thunderstorm.Light winds.
chance of any rain:40%


Sunday March 5:


Precis forecast:Possible PM showers and thunderstorms.
Partly cloudy.A slight(30%) chance of showers and thunderstorms over the coastal areas 
during the early hours and morning,slight(20%) chance elsewhere then a medium(60%) 
chance of showers and thunderstorms from afternoon.Light
winds with a west to southwesterly
sea breeze at 10-20 km/h in the afternoon/early evening.
25-33 Degrees Celsius
Chance of any rain:60%


Monday March 6:



Precis forecast:Afternoon/evening showers and thunderstorms.
Partly cloudy.A
slight(30%) chance of showers and thunderstorms over coastal areas 
during the morning,a slight(20%) chance elsewhere then a high(80%) 
chance of showers and thunderstorms between 
afternoon to early night over eastern areas,a high(70%) chance elsewhere.Light winds with a westerly
sea breeze at 10-20 km/h in the afternoon/evening.
24-33 Degrees Celsius
Chance of any rain:70%


Tuesday March 7:



Precis forecast:Possible afternoon/evening showers and thunderstorms.
Partly cloudy with a slight(30%) chance of showers and thunderstorms over 
coastal areas during the morning,a slight(20%) chance elsewhere with a 
high(60%) chance of showers and thunderstorms between afternoon to early
night over eastern areas,medium(50%) chance 
elsewhere.Light winds with a westerly sea breeze at 10-20 km/h in the 
afternoon/evening.
25-33 Degrees Celsius
Chance of any rain:50%



Wednesday March 8:







Precis forecast:Chance of an evening/early night shower or thunderstorm.
Partly cloudy with a medium(40%) chance of showers and thunderstorms from late afternoon.Light winds with a westerly sea breeze at 10-20 km/h in the afternoon/evening.
25-34 Degrees Celsius
chance of any rain:40%


Thursday March 9:

Precis forecast:Hot.Chance of an evening/early night shower or thunderstorm.
Partly cloudy and hot with a slight(30%) chance of showers and thunderstorms from late afternoon.Light winds with a westerly sea breeze at 10-20 km/h in the afternoon/evening.
25-35 Degrees Celsius
chance of any rain:30%


Friday March 10:

Precis forecast:Hot.Chance of an evening/early night shower or thunderstorm.
Partly cloudy and hot with a slight(30%) chance of showers and thunderstorms from late afternoon.Light winds with a westerly sea breeze at 10-20 km/h in the afternoon/evening.
25-35 Degrees Celsius
chance of any rain:30%

Saturday March 11:






Precis forecast:Chance of an evening/early night shower or thunderstorm.
Partly cloudy with a medium(40%) chance of showers and thunderstorms from late afternoon.Light winds with a westerly sea breeze at 10-20 km/h in the afternoon/evening.
25-34 Degrees Celsius
chance of any rain:40%

Forecast for the rest of today Saturday March 4 and for tomorrow Sunday March 5 produced at 10:20 PM Saturday March 4.Forecast for the rest of the days produced at 6:00 PM Saturday March 4.Weather icons courtesy of the US National Weather Service. 

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