The paper is on current issues in flood disaster. The paper discussed the effects of climate variability and change on the environment. The paper examined the challenges of flood disaster and implications of flood disaster for science and technology. The paper also discussed adaptation strategies for flood disaster. The paper concluded that the challenges of flood disaster have affected people negatively in flood areas resulting in disruption of socio-economic activities and loss of properties. Suggestions/recommendations were made that government should carryout flood adaptation strategies and enforce land use control measures to meet the prevailing challenges of flood.