Weather Alerts For Mount Sinai, NY

Special Weather Statement National Weather Service New York NY 1004 PM EDT Mon Mar 9 2026 Northwest Suffolk-Northeast Suffolk-Southwest Suffolk- Southeast Suffolk-Southern Nassau- 1004 PM EDT Mon Mar 9 2026 ...AREAS FOG TONIGHT... Areas of fog, locally dense, will impact Long Island overnight. The thickest fog is expected to be along the south shore. Visibilities will be reduced to around a quarter mile at times. Extra caution should be used if traveling.