Knowing what hazards affect your area the most helps you prepare for and recover from them better. This page will document the hazards that have, or may have, an impact in Onslow County. Click on each hazard to learn more about what the hazard is, how it may impact you and how you can be prepared.
Drought refers to a deficiency in precipitation over an extended period.
Earthquakes are geologic events that involve movement or shaking of the Earth's crust.
Covers extreme heat causes, conditions and safety.
Flooding typically occurs when prolonged rain falls over several days, when intense rain falls over a short period of time, or when an ice or debris jam causes a river or stream to overflow onto the surrounding area.
Hurricanes and coastal storms are a tropical cyclone that is a rotating, organized system of cloud and thunderstorms that originate in tropical or subtropical waters and have closed low-level circulation.
Sinkholes are a cavity in the ground that is caused by water erosion.
Along the coast, storm surge is often the greatest threat to life and property from a hurricane.
Thunderstorms & Hail
Thunderstorms are the result of convection in the atmosphere.
A tornado is a narrow, violently rotating column of air that extends from the base of a thunderstorm to the ground.
A tsunami is a set of ocean waves caused by any large, abrupt disturbance of the sea-surface.
A wildfire is an uncontrolled burning of grasslands, brush or woodlands.
Winter storms can range from a moderate snow over a few hours to a blizzard with blinding, wind-driven snow that lasts for several days.