Natural Disaster Risk in Syosset

Natural Hazard Profile: Syosset, New York

Syosset is a city of approximately 25,520 residents in Nassau County, along the northeastern Atlantic Seaboard. The area experiences cold winters, warm summers, and significant regional climate variation, with nor'easters and lake-effect snowstorms shaping the pattern of natural hazards that residents encounter. Understanding the local risk profile is essential for anyone living in, moving to, or owning property in Syosset.

According to FEMA's National Risk Index, Syosset carries an overall risk score of 7.6/10, placing it in the high category. Coastal flood risk defines the local natural hazard environment, with sea-level rise trends gradually increasing the frequency of tidal flooding events alongside storm surge threats. The area also faces notable exposure to ice storm and winter.

Syosset's risk score, slightly above the 6.1/10 state average and well above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Nassau County, the highest-scoring are coastal flood, ice storm, and winter. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

Syosset's high risk designation reflects meaningful exposure to natural hazards. Residents should verify that their insurance covers the area's primary risks, prepare a family emergency plan, and stay informed about seasonal hazard peaks through local weather and emergency management services.