Rwanda
periodic droughts; the volcanic Virunga mountains are in the
northwest along the border with Democratic Republic of the Congo
Saint Helena
active volcanism on Tristan da Cunha, last eruption in
1961
Saint Kitts and Nevis
hurricanes (July to October)
Saint Lucia
hurricanes and volcanic activity
Saint Pierre and Miquelon
persistent fog throughout the year can be
a maritime hazard
Saint Vincent and the Grenadines
hurricanes; Soufriere volcano on
the island of Saint Vincent is a constant threat
Samoa
occasional typhoons; active volcanism
San Marino
NA
Sao Tome and Principe
NA
Saudi Arabia
frequent sand and dust storms