Beautifully designed, simple to use. Provides weather forecast in Hong Kong and the Pearl River Delta region using a multi-model consensus forecast system. Based on the latest oceanic observations as well as forecasts by a number of climate models around the world, the central and eastern equatorial Pacific are expected to remain colder than normal during the 2020/21 winter (December 2020 – February 2021). The Observatory adopts an ensemble approach to formulate its seasonal forecast for Hong Kong, taking into consideration available products from major climate prediction centres and the. The best time to visit Hong Kong is from October to December during the autumn and March to April during the spring season as crowds tend to swell by the New Year. ... Half-hourly Accumulated Rainfall Unit: mm. Seasonal forecast charts provided by G-RCM and major climate centres: For further information on this webpage, please contact Mr. H W Tong (tel:2926 3112, email:hwtong@hko.gov.hk), European Centre for Medium-Range Weather Forecasts, The International Research Institute for Climate and Society (USA), Recent seasonal forecasts and observations. On average, there are about 14 cold days per winter. Automatic Regional Weather Forecast in Hong Kong & Pearl River Delta Region Climatological information for {2}-{3}, Automatic Regional Weather Forecast in Hong Kong & Pearl River Delta Region, 50% of the days have maximum temperatures falling within this range (based on 30-year climate data), 50% of the days have minimum temperatures falling within this range (based on 30-year climate data), 50% of the days have maximum relative humidity falling within this range (based on 30-year climate data), 50% of the days have minimum relative humidity falling within this range (based on 30-year climate data). HKO deployed the SWIRLS nowcasting system to support the very-short range rainfall forecast service in Delhi for the XIX Commonwealth Games in 2010. Available across Sydney Melbourne Brisbane Perth Adelaide Hobart NSW VIC QLD WA NT SA AU TAS Core Features • Local and national BOM radars for Australia. * Designed for quick access to rain radars and weather. Detailed Hourly Forecast — Next 24 hours Show weather on: Next 24 hours December 25, 2020 December 26, 2020 December 27, 2020 December 28, 2020 December 29, 2020 December 30, 2020 December 31, 2020 January 1, 2021 10 Oct 2018, Hong Kong Observatory. Due to the above limitations, the rainfall forecast maps and time series may be different from the weather information disseminated by the Hong Kong Observatory and the neighbouring meteorological authorities. ... HKO rain gauge. Following calculation of forecast rainfall amount at grids, the predicted rainfall amounts at designated locations are interpolated. This middle 50% range (between 25th and 75th percentiles) is calculated based on the maximum/minimum temperature and relative humidity data within a 5-day period centred on that day in the 30 years from 1981 to 2010. Cold weather refers to temperature falling to 12℃ or below. • High accuracy weather forecasts for Sydney Melbourne Brisbane Perth Adelaide Hobart NSW VIC QLD WA NT SA • Current temperature, predicted rainfall and wind … QPF - Pre-processing of Radar Data About 80 percent of the rain falls between May and September. Seasonal Forecast for Winter 2020/21(December 2020 to February 2021) Hong Kong is expecting: 1. normal to below-normal temperature 2. normal to below-normal rainfall Assessment (as of … Rainfall Distribution Map Past 1-hour Past 24-hour Today Yesterday Daily Isohyet Chart Station Grid. • Weather Information for South China Coastal Waters • Marine Forecast • Real-time Tide Level and Forecast for Hong Kong • Windsurfing Forecast for Hong Kong • Times of Sunrise/Sunset, Moonrise/Moonset and Tidal Predications for Hong Kong for 2019 • Sunrise/Sunset, Moonrise/Moonset and Twilight Calculator • Marine Forecast by Japan Meteorological Agency Under the influence of stronger-than-normal northeast monsoon, normal to below-normal rainfall in Hong Kong is more likely for this winter. Predictions from different centres do not always agree and large discrepancies can occur at times. The Hong Kong Observatory is a government department responsible for monitoring and forecasting weather, as well as issuing warnings on weather-related hazards. The mean annual rainfall ranges from about 1400 millimetres at Ping Chau to more than 3000 millimetres in the vicinity of Tai Mo Shan. Taking the development of La Niña and climate model forecasts into consideration, normal to below-normal temperature in Hong Kong is more likely for this winter. Hong Kong local rain radar with high accuracy weather forecast in a single view. Please refer to the latest local weather forecast and 9-day weather forecast issued by the Hong Kong Observatory. The Hong Kong Observatory (HKO) is running a high resolution Regional Spectral Model (RSM) to improve short-term rainfall forecasts. * Marks your location on the rain radar. For other rainfall information, please visit the following webpages: Rainfall recorded in various regions of Hong Kong Rainfall extracts of weather stations Weather Information for Schools Regional Information on Heavy Rain and Thunderstorm Automatic Regional Weather Forecast Weather Forecast • hourly forecasts of air temperature, relative humidity and wind direction and speed for the next nine days at several stations in Hong Kong and a total of 240 grid boxes over the Pearl River Delta Region • daily forecasts of the probability of precipitation at the stations in Hong Kong for the next nine days; Forecast 9-day Forecast. The accuracy of forecast also varies for different weather systems in different seasons. Previous Play/Pause Next. Forecast 15:06 16 Dec 2020. Precipitation forecast Europe // modelrun: 00h UTC 2020-06-09 Cloud forecast Europe // modelrun: 00h UTC 2020-06-09 Temperature forecast Europe // modelrun: 00h UTC 2020-06-09 Follow-up: Discontinuation of the Collaborative Nearshore Swell and Wind Forecast Effective December 30, 2020 Hazard Simplification - Warning Update Method - Survey through January 7, 2021 2020 Hurricane Season Summary for the Central Pacific Basin Use of Location-based Rain and Lightning Forecast notification, and Location-specific Heavy Rain notification will increase the battery usage and data download slightly. In short, the forecast rainfall amount derived from the nowcast system is only one of the many factors that have to be considered. Your localized Running weather forecast, from AccuWeather, provides you with the tailored weather forecast that you need to plan your day's activities In this connection, HKO has developed a suite of nowcasting systems, including the "Short-range Warning of Intense Rainstorms in Localized Systems" (SWIRLS), to aid rainstorm warning operation as well as high-impact weather forecasting for the public and the aviation community. Heavy rain from tropical cyclones may last for a few days and subsequent landslips and flooding sometimes cause considerably more damage than the winds. Get the monthly weather forecast for Hong Kong, Sha Tin, Hong Kong, including daily high/low, historical averages, to help you plan ahead. The accuracy of forecast generally decreases with forecast period. The Weather Forecast Office activates the Central Pacific Hurricane Center when there is a tropical system in the central Pacific. For detailed description of today's weather forecast, please refer to ". 1-hour / 2-hour Nowcast. Tai Mo Shan (since 1999) TDWR (since 1996) Tates’ Cairn (since 1994) S-band 10cm S-band, 10cm C. C- … "9-day Weather Forecast" provides general indications of the trends in weather for the coming 9 days. The accuracy of forecast generally decreases with forecast period. The average accuracy of weather forecast for the next one to three days, four to seven days, and eight to nine days are about 90%, 85% and 80% respectively. The accuracy of forecast also varies for different weather systems in different seasons. The average accuracy of weather forecast for the next one to three days, four to seven days, and eight to nine days are about 90%, 85% and 80% respectively. Everything you need to be ready to step out prepared. The Observatory gratefully acknowledges the Tokyo Climate Center of the Japan Meteorological Agency and the National Centers for Environmental Prediction of National Oceanic and Atmospheric Administration, USA for providing dynamical prediction model forecast and hindcast data to support the formulation of seasonal forecast for Hong Kong. Provides weather forecast in Hong Kong and the Pearl River Delta region using a multi-model consensus forecast system. JavaScript must be enabled in order for you to use this application. Generally speaking, weather in spring and summer such as fog, tropical cyclone and severe convective weather is more changeable, resulting in higher uncertainty of forecast. However, La Niña has no significant impact on winter rainfall in Hong Kong. , RealFeel, and chance of Precipitation has been operating its nowcasting services since 1999 around 1st March.... 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