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Hornsby, IL Weather Forecast

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Hornsby, IL Weather Forecast

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Hornsby IL weather - Clear - 66°F
Clear
66°F
Updated 11:00 am
Feels Like 58°F
Humidity 68%
Wind WSW 9 mph
Barometer  29.81 in
Dew Point 55°F
Hornsby IL weather - Clear - 19°C
Clear
19°C
Updated 11:00 am
Feels Like 15°C
Humidity 68%
Wind WSW 14 km/h
Barometer  100.9 kPa
Dew Point 13°C
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Hornsby Weather Forecast

TODAY TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SUNDAY MONDAY MONDAY NIGHT TUESDAY
Hornsby, IL Weather - Today Mostly Sunny Hornsby, IL Weather - Tonight Partly Cloudy Hornsby, IL Weather - Thursday Chance Of Showers Hornsby, IL Weather - Thursday Night Partly Cloudy Hornsby, IL Weather - Friday Mostly Sunny Hornsby, IL Weather - Friday Night Mostly Clear Hornsby, IL Weather - Saturday Mostly Clear Hornsby, IL Weather - Sunday Partly Cloudy Hornsby, IL Weather - Monday Partly Cloudy Hornsby, IL Weather - Monday Night Mostly Clear Hornsby, IL Weather - Tuesday Mostly Clear
Mostly Sunny Partly Cloudy Chance of Showers Partly Cloudy Mostly Sunny Mostly Clear Mostly Clear Partly Cloudy Partly Cloudy Mostly Clear Mostly Clear
Hi: 65°FHi: 18°C
 Lo: 40°FLo: 4°C Hi: 49°FHi: 9°C
 Lo: 29°FLo: -2°C Hi: 45°FHi: 7°C
 Hi: 45°FHi: 7°C
Lo: 25°FLo: -4°C		 Hi: 45°FHi: 7°C
Lo: 25°FLo: -4°C		 Hi: 49°FHi: 9°C
Lo: 29°FLo: -2°C		 Hi: 49°FHi: 9°C
Lo: 29°FLo: -2°C		 Hi: 51°FHi: 11°C
Lo: 29°FLo: -2°C		 Hi: 51°FHi: 11°C
Lo: 29°FLo: -2°C
POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 627 AM CST Wed Nov 11 2026 Hornsby, IL Weather - WeatherWorld.com

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Issued: 355 AM CST Wed Nov 11 2026

Key Messages

  • Occasional wind gusts of 25 to 35 mph will follow the passage of a cold front today with the coldest temperatures so far this season arriving by Friday.
  • Aside from isolated to scattered light showers on Thursday, largely dry conditions will persist.

Aviation

/06Z TAFS THROUGH 12Z THURSDAY/... Issued at 355 AM CST Wed Nov 11 2026

Most of the patchy river valley fog will dissipate before 12z this morning as winds begin to increase ahead of an approaching cold front. This cold front will a...