Heavy Rain — Nassau, Florida

2025-09-07 · near Fernandina Beach, Nassau, Florida

Event narrative

A personal weather station KFLFERNA8 measured 3.11 inches of rain in about an hour.

Wider weather episode

A front approached from the northwest with a moist and unstable airmass ahead of it across the local area. Slow steering flow and high moisture across the area ahead of the front produced sea breeze showers and storms that produced locally heavy rainfall. Weak shear but high instability across the local marine waters produced waterspouts.

View location on OpenStreetMap → (30.6600, -81.4300)

Source: NOAA Storm Events Database, event_id 1289585. Narrative written by the NWS forecast office that issued the report.