| NWS Forecast for: Union County Issued by: National Weather Service Jacksonville, FL Last Update: 222 AM EDT Sun Apr 19 2026 |  |
Rest Of Tonight: Mostly cloudy. Lows in the lower 60s. Light and variable winds. Sunday: Partly sunny. Highs in the upper 80s. West winds 5 to 10 mph, becoming northwest 10 to 15 mph in the afternoon. Sunday Night: Mostly cloudy in the evening, then becoming partly cloudy. Less humid with lows in the mid 50s. North winds 10 to 15 mph. Monday: Mostly sunny. Highs around 80. Northeast winds 10 to 15 mph with gusts up to 25 mph. Monday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s. East winds 5 to 10 mph with gusts up to 25 mph in the evening, becoming light and variable. Tuesday: Sunny. Highs in the lower 80s. Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. Wednesday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 80s. Wednesday Night: Partly cloudy. Lows in the lower 50s. Thursday And Thursday Night: Mostly clear. Highs in the upper 80s. Lows in the mid 50s. Friday And Friday Night: Partly cloudy. Highs in the upper 80s. Lows in the upper 50s. Saturday: Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent. | |
| Zone Forecast: Union County | |
Visit your local NWS office at: https://www.weather.gov/jax |