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HKO Computer Forecast Weather Map


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Actual    Forecast:  06 hr  12 hr  18 hr  24 hr  30 hr  36 hr  42 hr  48 hr  54 hr  60 hr  66 hr  72 hr   >Animation<


850hPa (Approx. Altitude:1500m) - Vorticity&Streamline
Upper Air Forecast Weather Map
These prognostic charts start updating at 03 HKT, 09 HKT, 15 HKT, 21 HKT everyday.

The computer 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 forecasts issued by the Observatory and/or the respective local meteorological authorities.

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

Hong Kong:

For other Asian cities:

For other world cities:
Last revision date: <28 Apr 2015>