| NWS Forecast for: Mason County Issued by: National Weather Service Lincoln, IL Last Update: 127 PM CDT Fri Sep 11 2026 | |
| This Afternoon: Partly sunny. Near steady temperature in the lower 80s. Southeast winds around 5 mph. Tonight: Partly cloudy in the evening, then clearing. Lows in the mid 60s. Southeast winds around 5 mph. Saturday: Mostly sunny. Highs in the upper 80s. Southwest winds around 5 mph. Saturday Night: Partly cloudy. Lows in the mid 60s. North winds around 5 mph. Sunday: Partly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Northeast winds 5 to 10 mph. Chance of rain 40 percent. Sunday Night: Mostly cloudy. A chance of showers after midnight. Lows in the upper 50s. Chance of rain 40 percent. Monday: Mostly sunny. Highs in the mid 80s. Monday Night: Mostly clear. Not as cool with lows in the upper 60s. Tuesday: Mostly sunny. A chance of showers in the afternoon. Highs around 90. Chance of rain 40 percent. Tuesday Night: Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy with showers likely after midnight. Lows in the mid 60s. Chance of rain 60 percent. Wednesday: Showers likely, mainly in the morning. Highs in the mid 80s. Chance of rain 60 percent. Wednesday Night: Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 70 percent. Thursday: Mostly sunny. A chance of showers in the morning. Highs in the lower 80s. Chance of rain 50 percent. | |
| Zone Forecast: Mason County | |
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