Senegal
lowlands seasonally flooded; periodic droughts

Serbia
destructive earthquakes

Seychelles
lies outside the cyclone belt, so severe storms are rare;
short droughts possible

Sierra Leone
dry, sand-laden harmattan winds blow from the Sahara
(December to February); sandstorms, dust storms

Singapore
NA

Slovakia
NA

Slovenia
flooding and earthquakes

Solomon Islands
typhoons, but rarely destructive; geologically
active region with frequent earth tremors; volcanic activity

Somalia
recurring droughts; frequent dust storms over eastern plains
in summer; floods during rainy season

South Africa
prolonged droughts