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Alexander, IL Weather Forecast
Alexander, IL Weather Forecast Date: 557 PM CDT Mon Oct 19 2026
The area/counties/county of: Morgan, including the city of Jacksonville.or toggle through each period.
Tonight... Mostly cloudy this evening, then becoming partly cloudy. Lows in the lower 40s. Southeast winds around 5 mph this evening, becoming light and variable.
Tuesday... Sunny. Highs in the lower 70s. Southeast winds around 5 mph.
Tuesday Night... Mostly clear. Lows in the mid 40s. East winds around 5 mph in the evening, becoming light and variable.
Wednesday... Sunny. Highs in the lower 70s. Light and variable winds.
Wednesday Night... Mostly clear. Lows in the mid 40s. Light and variable winds.
Thursday... Sunny. Highs in the mid 70s.
Thursday Night... Clear. Lows in the mid 40s. Highs in the mid 70s.
Friday... Clear. Lows in the mid 40s. Highs in the mid 70s.
Friday Night... Mostly clear. Lows in the upper 40s.
Saturday... Mostly sunny. Highs in the mid 70s.
Saturday Night... Mostly cloudy. Lows in the lower 50s. Highs in the mid 70s.
Sunday... Mostly cloudy. Lows in the lower 50s. Highs in the mid 70s.
Sunday Night... Partly cloudy. Lows around 50. Highs in the lower 70s.
POP = Probability of Precipitation
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