Expires:202512291200;;397938 FPUS52 KJAX 282144 ZFPJAX Zone Forecast Product for Northeast Florida and Southeast Georgia National Weather Service Jacksonville FL 442 PM EST Sun Dec 28 2025 GAZ154-291200- Coastal Glynn- Including the cities of Jekyll Island, Glynn Haven, Sea Island, St. Simons, Country Club Estate, and Dock Junction 442 PM EST Sun Dec 28 2025 .TONIGHT...Patchy fog this evening. Mostly cloudy. Lows in the mid 50s. Southwest winds around 5 mph. .MONDAY...Partly sunny. Patchy fog in the morning. A slight chance of showers in the afternoon. Highs in the lower 70s. West winds 10 to 15 mph. Chance of rain 20 percent. .MONDAY NIGHT...Partly cloudy. Much cooler with lows in the mid 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph. .TUESDAY...Mostly sunny. Much cooler with highs in the lower 50s. Northwest winds 5 to 10 mph. .TUESDAY NIGHT...Mostly clear. Widespread frost after midnight. Cold with lows around 30. Northwest winds 5 to 10 mph. Wind chill values in the lower 20s. .WEDNESDAY...Widespread frost in the morning. Sunny. Highs in the mid 50s. Wind chill values in the lower 20s in the morning. .WEDNESDAY NIGHT AND NEW YEARS DAY...Clear. Lows in the mid 30s. Highs in the lower 60s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming mostly cloudy. Lows around 40. .FRIDAY...Partly sunny. Highs in the lower 60s. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the mid 40s. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy. A 40 percent chance of showers. Highs in the mid 60s. Lows around 50. .SUNDAY...Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 60s. Chance of rain 20 percent. $$