Cyclone Monitoring in India (Important)

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Cyclone warning is one of most imp. Functions of IMD & it was 1st service undertaken by Department in 1865 & thus service started before establishment of department in 1875. Project is undertaken for up-gradation of Decision Support System of Tropical Cyclones Warning Services.

Cyclone Monitoring in India

Projects to Improve Cyclone Monitoring & Forecasting

Ministry of Earth Sciences/India Meteorological Department has following projects to improve cyclone monitoring & forecasting:

  • Global Ensemble Forecasting System (GEFS) w/resolution of 23 km was adapted from NCEP, NOAA, USA. It is upgraded to resolution of 12 km to provide forecast upto 7 days from 1st June, 2018.
  • Unified Model (UM) & Unified Model Ensemble Prediction System (UMEPS) are adapted from UK Meteorological Office (UKMO) , UK, to provide forecast upto 7 days w/12 km resolution from 1st June, 2018.
  • IMD runs cyclone specific Hurricane Weather Research & Forecast (HWRF) Model adapted from NCEP, NOAA, USA w/resolution of 18 km, 6 km, & 2 km for cyclone forecasting.
  • IMD makes use of NWP products prepared by some other operational NWP Centres like, ECMWF (European Centre for Medium Range Weather Forecasting) , GFS (NCEP) , UKMO (UK Met) , JMA (Japan Meteorological Agency) .
  • Early Warning Services for Tsunamis are being provided by Indian Tsunami Early Warning Centre (ITEWC) at Indian National Centre for Ocean Information Sciences (INCOIS) , Hyderabad autonomous body under Ministry of Earth Sciences.

Indian Tsunami Early Warning Centre (ITEWC)

  • ITEWC was established after deadly Tsunami on 26th December, 2004 & is operational since its establishment in October, 2007.
  • ITEWC is capable of detecting tsunami genic earthquakes occurring in Indian Ocean aswell as in Global Oceans w/I 10 min. of occurrence of earthquake & disseminates advisories to concerned authorities thru email, fax, SMS, GTS & website.
  • ITEWC is considered as one of most modern tsunami warning centre in world.
  • Considering performance of ITEWC, in October, 2012, Intergovernmental Oceanographic Commission (IOC) of UNESCO has designated ITEWC as Tsunami Service Provider (TSP) for entire Indian Ocean Region. ITEWC is providing tsunami advisories & related services to all countries on Indian Ocean rim countries.

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