| NWS Forecast for: Macoupin County Issued by: National Weather Service Saint Louis, MO Last Update: 255 PM CDT Wed Aug 27 2025 | |
| Tonight: Partly cloudy this evening, then clearing. Lows in the upper 50s. Southeast winds around 5 mph. Thursday: Sunny. Highs in the lower 80s. Southwest winds 5 to 10 mph. Thursday Night: Mostly clear. Lows in the upper 50s. South winds around 5 mph, becoming west after midnight. Friday: Sunny. Highs in the lower 80s. Northeast winds around 5 mph. Friday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s. East winds around 5 mph. Saturday: Sunny. Highs in the upper 70s. Saturday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. Sunday Through Monday Night: Partly cloudy. Highs around 80. Lows in the upper 50s. Tuesday: Sunny. Highs in the lower 80s. Tuesday Night: Mostly clear. A slight chance of showers after midnight. Lows around 60. Chance of rain 20 percent. Wednesday: Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent. | |
| Zone Forecast: Macoupin County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |