1 Workshop Sustaining National Meteorological Services – Strengthening WMO Regional and Global Centers Ajith Weerawardane Department of Meteorology Colombo, Sri Lanka.

2 SRI LANKA Land Area - 65,525 Sq.km Length of coast line – 1, 760 km Topography – Highland massif surrounded by vast area of lowlands Population Million Pop. Density – 309 per Sq.km Average Rainfall – 1,815 mm (ranges between 900 and 5,000+) Average Temperature (lowlands)–27.5C

3 Four Rain Seasons SEASONSouthwest Monsoon Northeast Monsoon First Intermonsoon Second Intermonsoon PERIODMay-SepDec-FebMar-AprOct-Nov RAINFALL546 mm459 mm260 mm548 mm MAMJJASONDJF IM1SW MonsoonIM2NE Monsoon

4 1. India Meteorological Department (IMD) at New Delhi 2. Japan Meteorological Administration (JMA) at Tokyo DoM of Sri Lanka use the Meteorological products of the following Regional Specialized Meteorological Centers

5 1. NWP products 2. satellite imagers and products 3. Outgoing Long wave Radiation 4. Monsoon on set Use following products from IMD RSMC

6 1. NWP products 2. High Resolution Global Spectral Model (TL 959) Use following products from JMA RSMC

7 1. Forecast Severe Weather conditions 2. Improve lead-time of warnings 3.Improve interaction of NMC with uses Objectives of WMO’s Severe Weather Forecasting Demonstration Project

Products used from ECMWF  1. EFI (Extreme Forecast Index)  2. EPS (Ensemble Prediction System)

What we expect more from These Centers  1.Colaborative research works and share the research out puts.  2.Help for the capacity building.  3.Help to run WRF at our own Department.

10 Thank you