Expires:202512260130;;197515 FPUS52 KJAX 251218 ZFPJAX Zone Forecast Product for Northeast Florida and Southeast Georgia National Weather Service Jacksonville FL 718 AM EST Thu Dec 25 2025 FLZ030-260130- Union- Including the city of Lake Butler 718 AM EST Thu Dec 25 2025 .TODAY...Patchy fog this morning. Mostly sunny. Highs in the upper 70s. Light and variable winds, becoming northwest around 5 mph this afternoon. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Areas of fog after midnight. Lows in the lower 50s. Light and variable winds. .FRIDAY...Areas of fog in the morning. Mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Southwest winds around 5 mph. .SATURDAY...Partly sunny. Highs in the upper 70s. West winds 5 to 10 mph. .SATURDAY NIGHT...Mostly clear in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Partly sunny. Highs in the upper 70s. .SUNDAY NIGHT...Mostly clear in the evening, then becoming mostly cloudy. Lows in the mid 50s. .MONDAY AND MONDAY NIGHT...Mostly cloudy. A 20 percent chance of showers. Highs in the upper 70s. Lows in the lower 40s. .TUESDAY...Mostly sunny. Much cooler with highs in the mid 50s. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper 20s. Highs in the upper 50s. $$