MPA reminds port users to stay safe at sea for the year-end holiday season Singapore is currently experiencing a monsoon season, which is expected to end early March. Particularly from December this year to early January next year, monsoon surges are expected to cause widespread continuous moderate to heavy rain, with strong winds and choppy seas that can increase risks at sea. Maritime and Port Authority of Singapore (MPA) would thus like to remind all port users and members of the public to stay safe at sea during this year-end holiday season. Joining hands with the industry for a safety-first culture