| NWS Forecast for: Mason County Issued by: National Weather Service Lincoln, IL Last Update: 123 PM CDT Tue Jul 28 2026 |  |
| This Afternoon: Mostly sunny. Near steady temperature in the mid 80s. Northeast winds around 5 mph. Tonight: Partly cloudy in the evening, then clearing. Cooler with lows in the lower 60s. Northeast winds around 5 mph. Wednesday: Sunny. Highs in the mid 80s. Northeast winds around 5 mph. Wednesday Night: Mostly clear. Lows in the lower 60s. East winds around 5 mph. Thursday: Sunny. Highs in the upper 80s. Southeast winds around 5 mph. Thursday Night: Partly cloudy. Lows in the mid 60s. Friday: Showers likely. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 70 percent. Friday Night: Showers with a chance of thunderstorms in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 80 percent. Saturday: Showers likely in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 60 percent. Saturday Night: Partly cloudy. A chance of showers in the evening. Lows in the mid 60s. Chance of rain 50 percent. Sunday: Mostly sunny. Highs in the lower 80s. Sunday Night And Monday: Mostly clear. Lows in the lower 60s. Highs in the mid 80s. | |
| Zone Forecast: Mason County | |
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