Sao Tome and Principe
NA

Saudi Arabia
frequent sand and dust storms

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 earthquakes, tremors, and volcanic
activity; tsunamis