A warning of sustained surface winds, or frequent gusts, in the range of 34 knots (39 mph) to 47 knots (54 mph) inclusive, either predicted or occurring, and not directly associated with a tropical cyclone.

The Marine Weather Message (MWW) informs mariners of adverse marine weather hazards and serves as a dedicated long duration marine watch, warning and advisory product.

Mar 10, 2025 · So, what's a marine warning? This guide talks about what these critical warnings are (including a small craft advisory) and what to do if you see one.

A Marine Warning is an official alert issued by meteorological and maritime authorities—such as the U.S. National Weather Service (NWS), Environment and Climate Change Canada (ECCC), or other …

A Marine Weather Statement is an advisory issued by national meteorological services to inform mariners and coastal residents about specific weather conditions that could impact safety on the water.

Marine weather warning definitions including: small craft advisories, gales, storms, and hurricanes. What they mean in different parts of the United States.

Aug 11, 2024 · Learn about marine warnings, their purpose, types, and importance for safe navigation and weather alert systems.

Oct 31, 2025 · A: Marine warning flags alert vessels to weather conditions or hazards, such as gales, storms, or hurricanes. For example, a red square with a black center means a storm warning.

A Special Marine Warning is an urgent weather alert issued for coastal or nearshore waters when dangerous weather conditions such as strong winds, hail, thunderstorms, or waterspouts develop …

Special marine warnings are critical notifications issued by weather authorities to ensure the safety of mariners navigating coastal and offshore waters. These warnings provide essential information about …