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Forecasting Dust in Sahelian countries

Forecasting Dust in Sahelian countries. Mariane DIOP KANE Senegal National Meteorological Agency ANAMS Email: riane_diopkane@yahoo.fr. Outline. Brief Introduction Forecasting systems E xample Convlusions & recommendations.

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Forecasting Dust in Sahelian countries

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  1. ForecastingDust in Sahelian countries MarianeDIOP KANE Senegal National MeteorologicalAgency ANAMS Email: riane_diopkane@yahoo.fr 2nd training course on WMO SDS-WAS, Antalya, 21-25 Nov. 2011

  2. Outline • Brief Introduction • Forecastingsystems • Example • Convlusions & recommendations 2nd training course on WMO SDS-WAS, Antalya, 21-25 Nov. 2011

  3. 2nd training course on WMO SDS-WAS, Antalya, 21-25 Nov. 2011

  4. Dust occurs mainly during the dry season, either locally or transported, with a peak between February and May • main sources are from Mauritania/ Algeria and the Bodele depression • impacts on transport through reduced visibility • impacts on health (meningitis, respiratory diseases, flu, eye infections) • impacts on agriculture through land degradation 2nd training course on WMO SDS-WAS, Antalya, 21-25 Nov. 2011

  5. Short term forecasting of dust Observations Global and LAM forecast model outputs: winds, MSLP, RH Satellite images: visible, RGB dust Dust forecast now + Dust model outputs 2nd training course on WMO SDS-WAS, Antalya, 21-25 Nov. 2011

  6. Data and Forecasting systems • Data from GTS are received trough the RETIM-SYNERGIE System and MSG PUMA-AMESD stations • ECMWF, Meteo-France, UKMO model outputs, surface, upper air observations and satellite data are received 2nd training course on WMO SDS-WAS, Antalya, 21-25 Nov. 2011

  7. ECMWF MSLP 12/11/11 at 00Z 24H forecast 2nd training course on WMO SDS-WAS, Antalya, 21-25 Nov. 2011

  8. 12/11/11 at 0900Z 13/11/11 at 09Z 2nd training course on WMO SDS-WAS, Antalya, 21-25 Nov. 2011

  9. Recommandations Observing stations in the sahelian regions Dust model evaluation Model intercomparison Dust Ensemble forecast model 2nd training course on WMO SDS-WAS, Antalya, 21-25 Nov. 2011

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