Question: when does the south west wind blow in nigeria
Answer: With the Intertropical Convergence Zone ( ITCZ ) swinging northward over West Africa from the Southern Hemisphere in April , heavy showers coming from pre-monsoonal convective clouds mainly in the form of squall lines also known as the north easterlies formed mainly as a result of the interactions of the two dominant airmasses in Nigeria known as the Maritime tropical ( south westerlies ) and the Continental tropical ( north easterlies ) , begins in central Nigeria while the Monsoons from the south atlantic ocean arrives in central Nigeria in July bringing with it high humidity , heavy cloud cover and heavy rainfall which can b