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Print Version
HKO Computer Model forecast weather map
Weather Map
Forecast Time (Hour)
Actual
12
24
36
48
60
72
Animation

Surface

(updates start at
4 a.m. and 4 p.m.
everyday )

Weather
 Actual forecast surface weather map has not provided
View 12-hr forecast surface weather map
View 24-hr forecast surface weather map
View 36-hr forecast surface weather map
View 48-hr forecast surface weather map
View 60-hr forecast surface weather map
View 72-hr forecast surface weather map
View forecast surface weather map animation
Temperature
View actual forecast surface temperature map
View 12-hr forecast surface temperature map
View 24-hr forecast surface temperature map
View 36-hr forecast surface temperature map
View 48-hr forecast surface temperature map
View 60-hr forecast surface temperature map
View 72-hr forecast surface temperature map
View forecast surface temperature map animation
Mean Sea Level Pressure
View actual forecast surface mean sea level pressure map
View 12-hr forecast surface mean sea level pressure map
View 24-hr forecast surface mean sea level pressure map
View 36-hr forecast surface mean sea level pressure map
View 48-hr forecast surface mean sea level pressure map
View 60-hr forecast surface mean sea level pressure map
View 72-hr forecast surface mean sea level pressure map
View forecast surface mean sea level pressure map animation
Wind Speed & Wind Direction
View actual forecast surface Wind Speed & Wind Direction map
View 12-hr forecast surface Wind Speed & Wind Direction map
View 24-hr forecast surface Wind Speed & Wind Direction map
View 36-hr forecast surface Wind Speed & Wind Direction map
View 48-hr forecast surface Wind Speed & Wind Direction map
View 60-hr forecast surface Wind Speed & Wind Direction map
View 72-hr forecast surface Wind Speed & Wind Direction map
VIew forecast surface Wind Speed & Wind Direction map animation

850hPa
Approx. altitude: 1500m

(updates start at
5 a.m. and 5 p.m.
everyday )

Wind Speed & Wind Direction
View actual forecast 850hPa Wind Speed & Wind Direction map
View 12-hr forecast 850hPa Wind Speed & Wind Direction map
View 24-hr forecast 850hPa Wind Speed & Wind Direction map
View 36-hr forecast 850hPa Wind Speed & Wind Direction map
View 48-hr forecast 850hPa Wind Speed & Wind Direction map
View 60-hr forecast 850hPa Wind Speed & Wind Direction map
View 72-hr forecast 850hPa Wind Speed & Wind Direction map
View forecast 850hPa Wind Speed & Wind Direction map animation
Vorticity & Streamline
View actual forecast 850hPa vorticity & streamline map
View 12-hr forecast 850hPa vorticity & streamline map
View 24-hr forecast 850hPa vorticity & streamline map
View 36-hr forecast 850hPa vorticity & streamline map
View 48-hr forecast 850hPa vorticity & streamline map
View 60-hr forecast 850hPa vorticity & streamline map
View 72-hr forecast 850hPa vorticity & streamline map
View forecast 850hPa vorticity & streamline map animation

700hPa
Approx. altitude: 4500m

(updates start at
5 a.m. and 5 p.m.
everyday )

Wind Speed & Wind Direction
View actual forecast 700hPa Wind Speed & Wind Direction map
View 12-hr forecast 700hPa Wind Speed & Wind Direction map
View 24-hr forecast 700hPa Wind Speed & Wind Direction map
View 36-hr forecast 700hPa Wind Speed & Wind Direction map
View 48-hr forecast 700hPa Wind Speed & Wind Direction map
View 60-hr forecast 700hPa Wind Speed & Wind Direction map
View 72-hr forecast 700hPa Wind Speed & Wind Direction map
View forecast 700hPa Wind Speed & Wind Direction map animation
Relative Humidity & Streamline
View actual forecast 700hPa relative humidity & streamline map
View 12-hr forecast 700hPa relative humidity & streamline map
View 24-hr forecast 700hPa relative humidity & streamline map
View 36-hr forecast 700hPa relative humidity & streamline map
View 48-hr forecast 700hPa relative humidity & streamline map
View 60-hr forecast 700hPa relative humidity & streamline map
View 72-hr forecast 700hPa relative humidity & streamline map
View forecast 700hPa relative humidity & streamline map animation

500hPa
Approx. altitude: 5600m

(updates start at
6 a.m. and 6 p.m.
everyday )

Wind Speed & Wind Direction
View actual forecast 500hPa Wind Speed & Wind Direction map
View 12-hr forecast 500hPa Wind Speed & Wind Direction map
View 24-hr forecast 500hPa Wind Speed & Wind Direction map
View 36-hr forecast 500hPa Wind Speed & Wind Direction map
View 48-hr forecast 500hPa Wind Speed & Wind Direction map
View 60-hr forecast 500hPa Wind Speed & Wind Direction map
View 72-hr forecast 500hPa Wind Speed & Wind Direction map
View forecast 500hPa Wind Speed & Wind Direction map animation
Geopotential Height
View actual forecast 500hPa geopotential height map
View 12-hr forecast 500hPa geopotential height map
View 24-hr forecast 500hPa geopotential height map
View 36-hr forecast 500hPa geopotential height map
View 48-hr forecast 500hPa geopotential height map
View 60-hr forecast 500hPa geopotential height map
View 72-hr forecast 500hPa geopotential height map
View 500hPa geopotential height map animation

200hPa
Approx. altitude: 12000m

(updates start at
6 a.m. and 6 p.m.
everyday )

Wind Speed & Wind Direction
View actual forecast 200hPa Wind Speed & Wind Direction map
View 12-hr forecast 200hPa Wind Speed & Wind Direction map
View 24-hr forecast 200hPa Wind Speed & Wind Direction map
View 36-hr forecast 200hPa Wind Speed & Wind Direction map
View 48-hr forecast 200hPa Wind Speed & Wind Direction map
View 60-hr forecast 200hPa Wind Speed & Wind Direction map
View 72-hr forecast 200hPa Wind Speed & Wind Direction map
View forecast 200hPa Wind Speed & Wind Direction map animation
Jet Stream & Streamline
View actual forecast 200hPa jet stream & stream line map
View 12-hr forecast 200hPa jet stream & stream line map
View 24-hr forecast 200hPa jet stream & stream line map
View 36-hr forecast 200hPa jet stream & stream line map
View 48-hr forecast 200hPa jet stream & stream line map
View 60-hr forecast 200hPa jet stream & stream line map
View 72-hr forecast 200hPa jet stream & stream line map
View forecast 200hPa jet stream & stream line map animation
 
For background information on forecast weather map, please click here.



The computer model forecast weather maps are generated by the Observatory's computer model directly without manual adjustment and the forecast weather conditions described in the products may be different from that in the weather forecasts issued by the Observatory. For a full assessment of the weather situation, the public should refer to the official forecasts issued by the Observatory and/or the respective local meteorological authorities.

Please refer to the following official forecasts/bulletins by relevant meteorological authorities -

Hong Kong:
http://www.weather.gov.hk/contente.htm

For other places:
http://worldweather.wmo.int
 2003 | Important notices | Privacy policy Last revision date: <24 Mar 2006>