| NWS Forecast for: Macoupin County Issued by: National Weather Service Saint Louis, MO Last Update: 1133 AM CST Mon Jan 26 2026 |  |
This Afternoon: Sunny. Highs around 11. West winds around 10 mph. Wind chill values as low as 12 below. Tonight: Mostly clear. Not as cool with lows around 5 above. Temperature rising to around 12 after midnight. Southwest winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 12 below. Tuesday: Sunny. Not as cool with highs in the mid 20s. West winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 1 below. Tuesday Night: Mostly clear. Colder with lows around 5 below. Northwest winds around 5 mph. Wednesday: Mostly sunny. Highs in the mid 20s. West winds 5 to 10 mph. Wind chill values as low as 16 below in the morning. Wednesday Night: Partly cloudy. Cold with lows around zero. Thursday: Mostly cloudy. Highs 15 to 20. Thursday Night And Friday: Partly cloudy. Lows 5 below to zero. Highs 10 to 15. Friday Night: Mostly clear. Cold with lows 5 below to zero. Saturday And Saturday Night: Partly cloudy. Highs around 20. Lows around 5 above. Sunday: Partly sunny. Highs in the upper 20s. | |
| Zone Forecast: Macoupin County | |
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