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Decatur Classical School, IL Weather Forecast

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Decatur Classical School, IL Weather Forecast

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Decatur Classical School IL weather - Mostly Cloudy - 83°F
Mostly Cloudy
83°F
Updated 6:57 pm
Feels Like 89°F
Humidity 58%
Wind W 6 mph
Barometer  29.85 in
Dew Point 67°F
Decatur Classical School IL weather - Mostly Cloudy - 28°C
Mostly Cloudy
28°C
Updated 6:57 pm
Feels Like 32°C
Humidity 58%
Wind W 10 km/h
Barometer  101.1 kPa
Dew Point 19°C
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Decatur Classical School Weather Forecast

LATE THIS AFTERNOON TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT
Decatur Classical School, IL Weather - Late This Afternoon Mostly Cloudy Decatur Classical School, IL Weather - Tonight Partly Cloudy Decatur Classical School, IL Weather - Sunday Chance Of Showers Decatur Classical School, IL Weather - Sunday Night Clearing Decatur Classical School, IL Weather - Monday Partly Cloudy Decatur Classical School, IL Weather - Monday Night Chance Of T-Storm Decatur Classical School, IL Weather - Tuesday Chance Of T-Storm Decatur Classical School, IL Weather - Tuesday Night Chance Of T-Storm Decatur Classical School, IL Weather - Wednesday Showers Decatur Classical School, IL Weather - Wednesday Night Showers Likely Decatur Classical School, IL Weather - Thursday Showers Decatur Classical School, IL Weather - Thursday Night Chance Of Showers
Mostly Cloudy Partly Cloudy Chance of Showers Clearing Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Showers Showers Likely Showers Chance of Showers
Hi: 85°FHi: 29°C
 Lo: 65°FLo: 18°C Hi: 75°FHi: 24°C
 Lo: 55°FLo: 13°C Hi: 75°FHi: 24°C
 Lo: 65°FLo: 18°C Hi: 85°FHi: 29°C
 Lo: 69°FLo: 21°C Hi: 75°FHi: 24°C
 Lo: 70°FLo: 21°C Hi: 79°FHi: 26°C
 Lo: 65°FLo: 18°C
POP: 40% POP: 30% POP: 50% POP: 80% POP: 80% POP: 70% POP: 70% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 321 PM CDT Sat Sep 12 2026 Decatur Classical School, IL Weather - WeatherWorld.com

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Issued: 130 PM CDT Sat Sep 12 2026

Key Messages

  • Turning cooler tomorrow with a chance for afternoon showers.
  • Waves of heavy rain producing thunderstorms possible in the general region early to mid next week.

Discussion

... Issued at 130 PM CDT Sat Sep 12 2026

A cold front is pushing into northwest Illinois early this afternoon and will continue to shift across the forecast area through this evening. While dewpoints have been slowly climbing into the upper 60s/near 70 degrees ahead of this boundary, forecast soundings remain generally...