hko rainfall forecast

Use of Location-based Rain and Lightning Forecast notification, and Location-specific Heavy Rain notification will increase the battery usage and data download slightly. • Reporting, forecast, warning bulletins data – Use since 2007 – Oracle 10g on RAC with Data Guard – Support Public Weather Service. Previous Play/Pause Next. The accuracy of forecast also varies for different weather systems in different seasons. 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 ... Half-hourly Accumulated Rainfall Unit: mm. Your localized Sailing weather forecast, from AccuWeather, provides you with the tailored weather forecast that you need to plan your day's activities Hko-hpe, Kayah 76° F The Director of the Hong Kong Observatory, Mr Shun Chi-ming (first row, seventh left), is pictured with other participants at the World Meteorological Organization World Weather Research Programme 4th International Symposium on Nowcasting and Very-short-range Forecast 2016 today (July 25). 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 AWS. world city weather forecast. The accuracy of forecast also varies for different weather systems in different seasons. Local Storm Reports Public Information Statements Record Event Reports . Bom radar weather forecasts and synoptic weather maps for Australia. 1-hour / 2-hour Nowcast. Enter latitude/longitude pair in decimal degrees (i.e. GEO rain gauge. Forecast 15:06 16 Dec 2020. The accuracy of forecast generally decreases with forecast period. 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 HKO deployed the SWIRLS nowcasting system to support the very-short range rainfall forecast service in Delhi for the XIX Commonwealth Games in 2010. JavaScript must be enabled in order for you to use this application. Provides weather forecast in Hong Kong and the Pearl River Delta region using a multi-model consensus forecast system. Following calculation of forecast rainfall amount at grids, the predicted rainfall amounts at designated locations are interpolated. Rainfall Distribution Map Past 1-hour Past 24-hour Today Yesterday Daily Isohyet Chart * Marks your location on the rain radar. QPF - Pre-processing of Radar Data ... HKO rain gauge. 21.28 -157.83) However, it seems JavaScript is either disabled or not supported by your browser. * High accuracy 10 day forecast sourced directly from Weather Underground. Climate prediction centres around the world generate seasonal forecasts, employing a variety of methods including dynamical models, statistical methods, expert judgment and combinations of them. The mean annual rainfall ranges from about 1400 millimetres at Ping Chau to more than 3000 millimetres in the vicinity of Tai Mo Shan. The Hong Kong Observatory is a government department responsible for monitoring and forecasting weather, as well as issuing warnings on weather-related hazards. 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. Predictions from different centres do not always agree and large discrepancies can occur at times. In the past month or so, sea surface temperatures of the central and eastern equatorial Pacific continued to cool. 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). 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 … 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 Hong Kong Observatory (HKO) is running a high resolution Regional Spectral Model (RSM) to improve short-term rainfall forecasts. Hong Kong is a world-renowned financial, commercial, and tourist hub with an agreeable climate devoid of extremely high or low temperatures. * Search and bookmark your favourite locations across Hong Kong for quick reference. Hong Kong local rain radar with high accuracy weather forecast in a single view. • High accuracy weather forecasts for Sydney Melbourne Brisbane Perth Adelaide Hobart NSW VIC QLD WA NT SA • Current temperature, predicted rainfall and wind … The Observatory also monitors and assesses radiation levels in Hong Kong, and provides other meteorological and geophysical services to meet the needs of the public and the shipping, aviation, industrial and engineering sectors. Normal to below normal (between 2000 and 2600 mm) ... the forecast of the former is, to some extent, indicative of the latter. Under the influence of stronger-than-normal northeast monsoon, normal to below-normal rainfall in Hong Kong is more likely for this winter. Besides, day-to-day fluctuations in weather and temperature could be quite large with occasional cold weather. Annual rainfall in Hong Kong. * Designed for quick access to rain radars and weather. "9-day Weather Forecast" provides general indications of the trends in weather for the coming 9 days. 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). QPF (Quantitative Precipitation Forecast) For Public Weather Services. 9-day Forecast. By using a combination of real-time rainfall data and rainfall forecasts from the Hong Kong Observatory (HKO), and based on our study on the landslip/rainfall relationship, the GEO is able to identify instance when landslide danger is high and when it would be appropriate to issue the Landslip Warning jointly with the HKO. 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. Forecast for spring 2021 (March to May 2021) will be available around 1st March 2021. 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 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. Weather Forecast > World Weather Forecast: Bulletin updated at 22:01 HKT 24 / Apr / 2019 Notwithstanding the advancement of weather forecast tools over the past decade, it remains challenging to forecast heavy rain with a long lead time. 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. SWIRLS –HKO Rainstorm Nowcasting System. The situation is likely to develop into a La Niña event. Tai Mo Shan (since 1999) TDWR (since 1996) Tates’ Cairn (since 1994) S-band 10cm S-band, 10cm C. C- … 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 During the last winter, there were 8 days of cold weather. 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. 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 Cold weather refers to temperature falling to 12℃ or below. 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. Everything you need to be ready to step out prepared. The accuracy of forecast generally decreases with forecast period. The majority of climate models around the world forecast stronger-than-normal northeast monsoon over southern China this winter and hence normal to below-normal temperature for the south China coast. Please refer to the latest local weather forecast and 9-day weather forecast issued by the Hong Kong Observatory. For detailed description of today's weather forecast, please refer to ". Get the monthly weather forecast for Hong Kong, Sha Tin, Hong Kong, including daily high/low, historical averages, to help you plan ahead. 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. However, La Niña has no significant impact on winter rainfall in Hong Kong. Based on statistical analysis, the chance of normal to below-normal winter (December – February) temperature in Hong Kong is generally higher during La Niña. Under the influence of the developing La Niña and stronger-than-normal northeast monsoon, Hong Kong is likely to experience more cold days this winter compared to the previous winter. Products such as forecast rainfall map and time series of rainfall amount at selected location are then generated for forecasters' reference or dissemination to users. Provides weather forecast in Hong Kong and the Pearl River Delta region using a multi-model consensus forecast system. QPE Products in SWIRLS ... QPF (Quantitative Precipitation Forecast) For Warning and Forecast Operations. Your localized Running weather forecast, from AccuWeather, provides you with the tailored weather forecast that you need to plan your day's activities Get the Hong Kong, Sha Tin, Hong Kong local hourly forecast including temperature, RealFeel, and chance of precipitation. On average, there are about 14 cold days per winter. The Weather Forecast Office activates the Central Pacific Hurricane Center when there is a tropical system in the central Pacific. 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. SWIRLS operated for a while after the Games. DSD rain gauge. 10 Oct 2018, Hong Kong Observatory. In short, the forecast rainfall amount derived from the nowcast system is only one of the many factors that have to be considered. 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 Heavy rain from tropical cyclones may last for a few days and subsequent landslips and flooding sometimes cause considerably more damage than the winds. The Hong Kong Observatory (HKO) has been operating its nowcasting services since 1999. Beautifully designed, simple to use. 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. About 80 percent of the rain falls between May and September. 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