Expires:202405190200;;436811 FPUS52 KJAX 181843 ZFPJAX Zone Forecast Product for Northeast Florida and Southeast Georgia National Weather Service Jacksonville FL 241 PM EDT Sat May 18 2024 FLZ030-190200- Union- Including the city of Lake Butler 241 PM EDT Sat May 18 2024 .TONIGHT...Showers likely. A chance of thunderstorms, mainly this evening. Lows in the upper 60s. Southwest winds 5 to 10 mph. Chance of rain 70 percent. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the upper 80s. West winds 5 to 10 mph. Chance of rain 60 percent. .SUNDAY NIGHT...Partly cloudy. Showers and thunderstorms likely, mainly in the evening. Lows in the upper 60s. West winds 5 to 10 mph in the evening, becoming light and variable. Chance of rain 70 percent. .MONDAY...Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Northeast winds 5 to 10 mph. Chance of rain 50 percent. .MONDAY NIGHT...Mostly clear. A chance of showers and thunderstorms in the evening. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 50 percent. .TUESDAY AND TUESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms. Highs in the mid 80s. Lows in the lower 60s. Chance of rain 20 percent. .WEDNESDAY THROUGH THURSDAY NIGHT...Mostly clear. Highs around 90. Lows in the mid 60s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 90s. Lows in the upper 60s. Chance of rain 20 percent. .SATURDAY...Sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30 percent. $$