South Georgia and the South Sandwich Islands
the South Sandwich
Islands have prevailing weather conditions that generally make them
difficult to approach by ship; they are also subject to active
volcanism
Southern Ocean
huge icebergs with drafts up to several hundred
meters; smaller bergs and iceberg fragments; sea ice (generally 0.5
to 1 meter thick) with sometimes dynamic short-term variations and
with large annual and interannual variations; deep continental shelf
floored by glacial deposits varying widely over short distances;
high winds and large waves much of the year; ship icing, especially
May-October; most of region is remote from sources of search and
rescue
Spain
periodic droughts
Spratly Islands
typhoons; numerous reefs and shoals pose a serious
maritime hazard
Sri Lanka
occasional cyclones and tornadoes
Sudan
dust storms and periodic persistent droughts
Suriname
NA
Svalbard
ice floes often block the entrance to Bellsund (a transit
point for coal export) on the west coast and occasionally make parts
of the northeastern coast inaccessible to maritime traffic
Swaziland
drought
Sweden
ice floes in the surrounding waters, especially in the Gulf
of Bothnia, can interfere with maritime traffic