SEVERE WEATHER FORECASTING PREVISION DES
Transcription
SEVERE WEATHER FORECASTING PREVISION DES
CENTRE AFRICAIN POUR LES APPLICATIONS DE LA METEOROLOGIE AU DEVELOPPEMENT Institution Africaine parrainée par la CEA AFRICAN CENTRE OF METEOROLOGICAL APPLICATIONS FOR DEVELOPMENT et l’OMM African Institution under the aegis of UNECA and WMO SEVERE WEATHER FORECASTING PREVISION DES CONDITIONS METEO A FORT IMPACT: PSN01- 486 th Date of issue / Etablie le: May, 27 2013 Ce bulletin donne une prévision à trois trois jours de l’occurrence de six phénomènes météorologiques météorologiques à fort impact (voir les indications ci après)) après This bulletin is a three days forecast for occurrences of six severe weather phenomena (see indications below) below) Phenomena Heavy Rainfall/ Phenoméne Strong wind/ Very high temperature Very low temperature Dust or Sand Wave vent fort Températures Températures Extrêmes Extrêmes Températures Températures Extrêmes Extrêmes Poussière ou vent de sable Vague en mer >20 kt Maxi > 40°C Visibility <5 Km >3m Fortes Pluies Threshold Seuil > 50mm en 24 heures Mini <0°C th AFFECTED AREAS Temperature > 40°C High Confidence: South-west Cameroon, South-east Nigeria and Equatorial Guinea. MAP OF SW OCCURRENCE ON May, 28 2013 Atmospheric dust Visibility < 5 Km Wind>25 Kt North-east Lybia. Extreme North-west Ethiopia, West Erythrea, Sudan, South Egypt, Central/South Lybia, North/Central Chad, Niger(except South-west), Mali(except South), Central/South Mauritania and North/East Senegal. Nil. Rainfall > 50mm/24h Confidence: Medium Rainfall > 50mm/24h Confidence: Low Extreme East Niger, North/Central Chad and North/East Lybia . Rainfall > 50mm/24h Confidence: High South-east off Coast of South Africa. Wave>3m 85, Avenue des Ministères : (227) 20 73 49 92 -- Fax : (227) 20 72 36 27 -- BP : 13184 Niamey- Niger : [email protected] -- Web : http//www.acmad.org th AFFECTED AREAS MAP OF SW OCCURRENCE ON May, 29 2013 Temperature >40°C Wind>25 Kt Atmospheric dust Visibility < 5 Km High Confidence: South-west Cameroon, South-east Nigeria and Equatorial Guinea. North-east Lybia. West Erythrea, Sudan, South/Central Egypt and Libya, South/East Algeria, North/Central Chad, Niger(except South), North Burkina, Mali(except South), Central/South Mauritania and North/East Senegal. Lesotho. Rainfall > 50mm/24h Confidence: Medium East Lybia and North-west Egypt Rainfall > 50mm/24h Confidence: Low Nil. Temperature <0°C th MAP OF SW OCCURRENCE ON May, 30 2013 AFFECTED AREAS Medium Confidence: South Liberia, South-west RCI, South-east Ghana, South Togo/Benin, South-west Nigeria and East South Sudan Republic . Nil. Temperature >40°C West Erythrea, Extreme North-west Ethiopia, Egypt, Central/South Libya, South/East Algeria, Sudan, North/Central Chad/Niger, North Burkina,Mali(except the Southeast), Central/South Mauritania and North/East Senegal. Nil. Rainfall > 50mm/24h Confidence: Medium Nil. Rainfall > 50mm/24h Confidence: Low South off Coast of South Africa. Wave>3m 85, Avenue des Ministères : (227) 20 73 49 92 -- Fax : (227) 20 72 36 27 -- BP : 13184 Niamey- Niger : [email protected] -- Web : http//www.acmad.org