| NWS Forecast for: Union County Issued by: National Weather Service Jacksonville, FL Last Update: 222 AM EDT Sun Sep 20 2026 |  |
| Rest Of Tonight: Partly cloudy. Lows in the lower 70s. Light and variable winds. Sunday: Partly sunny in the morning, then mostly cloudy with showers likely with a slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Northeast winds around 5 mph. Chance of rain 60 percent. Sunday Night: Mostly cloudy with showers likely with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Patchy fog after midnight. Lows around 70. Northeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 60 percent. Monday: Partly sunny. Patchy fog in the morning. Showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 90s. Northeast winds 5 to 10 mph. Chance of rain 60 percent. Monday Night: Mostly cloudy with showers likely with a chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 70. East winds 5 to 10 mph in the evening, becoming light and variable. Chance of rain 60 percent. Tuesday And Tuesday Night: Partly cloudy. Showers likely with a chance of thunderstorms. Highs in the lower 90s. Lows in the lower 70s. Chance of rain 60 percent. Wednesday And Wednesday Night: Partly cloudy. Showers likely with a chance of thunderstorms. Highs around 90. Lows in the lower 70s. Chance of rain 70 percent. Thursday And Thursday Night: Partly cloudy. A chance of showers and thunderstorms. Highs in the upper 80s. Lows in the upper 60s. Chance of rain 30 percent. Friday: Sunny. Highs in the upper 80s. Friday Night: Partly cloudy. Lows in the mid 60s. Saturday: Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent. | |
| Zone Forecast: Union County | |
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