Half Day, IL Weather Forecast

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Half Day, IL Weather Forecast

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Half Day IL weather  - Mostly Clear - 92°F
Mostly Clear
92°F
Updated 5:55 pm
Feels Like 101°F
Humidity 50%
Wind WSW 13 mph
Barometer  29.89 in
Dew Point 71°F
Half Day IL weather  - Mostly Clear - 33°C
Mostly Clear
33°C
Updated 5:55 pm
Feels Like 39°C
Humidity 50%
Wind WSW 21 km/h
Barometer  101.2 kPa
Dew Point 22°C

Half Day Weather Forecast

THIS AFTERNOON TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT LABOR DAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT
Half Day, IL Weather - This Afternoon Chance Of T-Storm Half Day, IL Weather - Tonight Chance Of T-Storm Half Day, IL Weather - Saturday Patchy Fog Half Day, IL Weather - Saturday Night Partly Cloudy Half Day, IL Weather - Sunday Partly Cloudy Half Day, IL Weather - Sunday Night Partly Cloudy Half Day, IL Weather - Labor Day Partly Cloudy Half Day, IL Weather - Monday Night Partly Cloudy Half Day, IL Weather - Tuesday Mostly Cloudy Half Day, IL Weather - Tuesday Night Chance Of Showers Half Day, IL Weather - Wednesday Mostly Cloudy Half Day, IL Weather - Wednesday Night Clearing
Chance of T-Storm Chance of T-Storm Patchy Fog Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Chance of Showers Mostly Cloudy Clearing
Hi: 89°FHi: 32°C
Lo: 71°FLo: 22°C Hi: 81°FHi: 27°C
Lo: 61°FLo: 16°C Hi: 79°FHi: 26°C
Lo: 61°FLo: 16°C Hi: 79°FHi: 26°C
Lo: 61°FLo: 16°C Hi: 85°FHi: 29°C
Lo: 70°FLo: 21°C Hi: 89°FHi: 32°C
Lo: 65°FLo: 18°C
POP: 40% POP: 30% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 120 PM CDT Fri Sep 04 2026 Half Day, IL Weather - WeatherWorld.com

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Issued: 314 PM CDT Fri Sep 4 2026

Key Messages

  • Chance of scattered showers and thunderstorms tonight.
  • Gradually turning cooler and less humid this weekend, though remaining seasonably warm.
  • Moderate to high swim risk expected late Saturday into early Sunday during the final weekend of beach season.

Discussion

... Issued at 314 PM CDT Fri Sep 4 2026

Breezy east-northeasterly winds this morning in the wake of the outflow boundary have significantly impacted the ability to heat up through early afternoon. This has particularly been tru...