weather satellite data applications for monitoring and ... · 8th asia/oceania meteorological...
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8th Asia/Oceania Meteorological Satellite Users’ Conference
Weather Satellite Data Applications for Monitoring and Warning Hazard
at BMKG
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Nurhayati, Riris AdriyantoCenter for Public Weather Services
BMKG - INDONESIA
Email (s) :
[email protected] ; [email protected]
The 5th Meeting of the Coordinating Groupof the RA II WIGOS Satellite Project
21 October 2017, Vladivostok city, Russky Island, RussiaFar Eastern Federal University
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8th Asia/Oceania Meteorological Satellite Users’ Conference
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OUTLINE
1. INTRODUCTION
2. INDONESIA MULTI HAZARD EARLY WARNING SYSTEMS
3. CURRENT OBSERVASIONAL SYSTEM
4. SATELLITE DATA AND PRODUCTS
5. CHALLENGES
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INTRODUCTION
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INDONESIA
• Archipelagic country ~ 17,504 islands (10,000 small islands),right at the equatorial line;
• 4 M-km2 width of ocean and 2 M-km2 land, 6,000 kmdistance from east to west, and 80,000 km of coastal length;
• Flanked by 2 ocean (India and Pacific) and 2 continents(Australia and Asia);
• Lays above three plates moving on different speed of creeping prone to Earthquake and Tsunami;
• Exposed by 3 types of rain, 2 extreme weather on the eastand west, more than 220 seasonal variation zone.
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HYDRO-METEOROLOGICAL DISASTERS
FloodLandslideTunnel Wind / GustForest FireEarthquake
Hydro Meteorological Hazards in Indonesia (2015-2016)
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ECONOMIC SECTORS RELYING ON NMHSs
Agriculture Fisheries
Transportation Tourism Mining
Alternative Energy
FarmingConstructionForestry
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INDONESIA MULTI-HAZARD EARLY WARNING SYSTEMS
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MANDATE OF BMKG
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METEOROLOGICAL EARLY WARNING SYSTEM
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PUBLIC WEATHER AND CLIMATE SERVICES
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Climatological Early Warning System
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8th Asia/Oceania Meteorological Satellite Users’ Conference
Tsunami Early Warning System
The Indonesia Tsunami Warning System (InaTEWS) has been officially operated since
2008, which provide earthquake Information and Tsunami warning
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CURRENT OBSERVATIONAL SYSTEM
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8th Asia/Oceania Meteorological Satellite Users’ Conference
Indonesia Manned Observation Stations
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8th Asia/Oceania Meteorological Satellite Users’ Conference
Automatic Weather Station Network
Total 361 sites :
178 BMKG Station183 outside BMKG Station
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8th Asia/Oceania Meteorological Satellite Users’ Conference
Aerodrome Weather Observing System
AWOS 91 sites
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Upper-air / Radiosonde dan Wind Profiler
Total 22 radiosonde station & 2 Wind Profiler
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8th Asia/Oceania Meteorological Satellite Users’ Conference
Aviation Meteorological Services
109 airport meteorological stations & 2 MWOs
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8th Asia/Oceania Meteorological Satellite Users’ Conference
WEATHER RADAR NETWORK
Total 40 radar (2015)Observation Range :
C-band =150 km ; X-band = 75 km
b. Effective “clean” coverage for land area (blocked area removed)
a. Total coverage land + ocean areas (blocked area included)
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8th Asia/Oceania Meteorological Satellite Users’ Conference
Lightning Detection Network
Total 61 location (since 2003)
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SATELLITE DATA AND PRODUCTS
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WEATHER SATELLITE INFORMATION SYSTEM
Data Acquisition
• Himawari-8
• FY-2
• Terra, Aqua
• NOAA, NPP
• GSMaP
• Others
Image Processing
• Enhanced Products
• RGB Images
• Potential Rainfall
• RDCA
• Hotspot and Smoke
• Volcanic Ash
• HCAI
• Others
Delivery System
• Website
• Media Social
User
• Public
• Forecaster
• Research Institution
• Disaster Mitigation
• University
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IMPLEMENTATION OF RDCA ALGORITHM AT BMKG
• The diurnal cycle of convective cloud generation is quite remarkable along coastlines of major islands in Indonesia maritime continent. Flood events are usually caused by these cloud generation.
• Early warning of Cumulonimbus appearance is important to many sectors (public, transportation, disaster mitigation, etc)
• Capability of Himawari-8 to detect early stage of Cumulonimbus based on 10 minutes observation frequency
• In 2016 BMKG’s staffs was invited to JMA for applying RDCA algorithm for Indonesia region and it has been installed at BMKG since 2017
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VOLCANIC ASH DETECTION BY HIMAWARI-8
• The geography of Indonesia is dominated by volcanoes that are formed due to subduction zones between the Eurasian plate and the Indo-Australian plate.
• Himawari-8 RGB is continously used to monitor volcanic ash dispersion and issued flight safety zone near the volcano area.
• Joint collaboration under SATREPS-JICA framework to develop volcanic ash dispersion model integrated with volcanic hazard mitigation system.
Sinabung Eruption Volcano Status in 29-Sep-2017
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TRANSBOUNDARY HAZE AND HOTSPOT MONITORING
• Forest and land fires are perennial problems in Indonesia, with the latest massive fires related to El Nino in 2015 resulting in a choking haze blanketing numerous areas in Sumatra and Kalimantan.
• BMKG developed RGB smoke image from Himawari-8 and applied hotspot detection algorithm to cover absence of MODIS observation.
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CHALLENGES
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1. Customized satellite-based products for specific users (oil/gas refinery plant, electric power, mining, aviation) early detection of lightning, icing, clear-air turbulence.
2. Development of satellite climatology products for supporting climate services.
3. Multi-satellite data processing system for better spatial and temporal resolution derived products.
4. Preparation for GeoKompsat data receiption and processing in order to get every 5 minutes observation combined with Himawari-8.
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CHALLENGES