| NWS Forecast for: Coastal Nassau Issued by: National Weather Service Jacksonville, FL Last Update: 222 AM EDT Thu Jul 23 2026 |  |
| Rest Of Tonight: Partly cloudy. Lows in the upper 70s. South winds around 5 mph. Thursday: Sunny. Highs in the lower 90s. Southeast winds 5 to 10 mph. Heat index values up to 105. Thursday Night: Partly cloudy. Lows in the upper 70s. South winds 5 to 10 mph. Friday: Sunny. Highs in the lower 90s. Southeast winds 5 to 10 mph. Friday Night: Partly cloudy. Lows in the upper 70s. Southeast winds 5 to 10 mph. Saturday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 105. Saturday Night: Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 70s. Chance of rain 50 percent. Sunday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 105. Sunday Night: Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 50 percent. Monday And Monday Night: Partly cloudy. A chance of showers and thunderstorms. Highs in the lower 90s. Lows in the upper 70s. Chance of rain 30 percent. Heat index values up to 105. Tuesday: Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105. Tuesday Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 70s. Chance of rain 20 percent. Wednesday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40 percent. Heat index values up to 110. | |
| Zone Forecast: Coastal Nassau | |
Visit your local NWS office at: https://www.weather.gov/jax |