Location-specific rainfall and lighting nowcast products are made available on HKO's Internet website and mobile app "MyObservatory". These nowcast products have also been integrated into HKO's Automatic Regional Weather Forecast (ARWF) website (http://maps.weather.gov.hk/ocf) for use by the public.
Location-specific rainfall and lightning nowcasts on “MyObservatory” mobile app
Rainfall and lightning nowcast products on ARWF web portal