Welcome to Nassauville, FL
The unincorporated community of Nassauville is located at the northernmost bend on the northern bank of the Nassau River. It is home to the Mount Olive Missionary Baptist Church, which is a National Historic Place.
Boating Resources for Nassauville, FL
Important Contacts
Harbormaster in Nassauville, FL
Charts, Navigation, & Guides
Online Nautical Chart for Nassauville, FL
Pilot Guide Info for Nassauville, FL
Important Locations & Services
Weather Conditions & Forecasts
Check Tides in Nassauville, FL
Print a Tide Chart for Nassauville, FL
Other Resources
FEATURED CONTENT
In The Zone: The Sabre 51 Salon Express
By US Harbors When Sabre Yachts completed construction of hull number 200 of its 48 Salon Express model, more than half the crew who built it had also worked on hull number one. The average tenure on that line was 12 years, and they produced a yacht that proved to… Learn More
Coastal News Updates See All
A Year in the Life of Larry the Whale Shark
By fisheries.noaa.gov, fisheries.noaa.gov. One year ago today, researchers deployed a satellite tag on a whale shark off the coast of Tampa Bay, Florida. They never could have anticipated the epic journey that would ensue. On May 28, 2025, researchers set out from Boca Ciega Bay, Florida, heading into the Gulf… SEE MORE
The Coast Is Clear-er: NOAA Unveils New Land Cover Maps 900 Times Greater In Detail
By noaa.gov, noaa.gov. NOAA is releasing new, higher-resolution land cover maps for coastal Alabama, Mississippi, Northeastern Ohio, Rhode Island, and the Puget Sound in Washington. The data will be made available through the Digital Coast website and will provide these communities with better information for decisions related to stormwater management, water quality… SEE MORE
![Coral bleaching at Cheeca Rocks in the Florida Keys in 2023. [Credit: NOAA]](https://www.usharbors.com/wp-content/uploads/2026/06/NOAA_Cheeca-Rocks_07312023_7-e.jpg-660x660.webp)
World’s Fourth Mass Coral Bleaching Event Likely Ended in 2025
By nesdis.noaa.gov, nesdis.noaa.gov. After analyzing satellite data and bleaching observations, NOAA’s experts say the record-breaking fourth global coral bleaching event likely concluded in mid-2025. The fourth global coral bleaching event was confirmed by NOAA on April 15, 2024. From early-2023 to mid-2025, bleaching-level heat stress impacted 84% of the world’s coral… SEE MORE
