Tri-City, IL Weather Forecast

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Tri-City, IL Weather Forecast

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Tri-City IL Weather - Cloudy - 48°F
Cloudy
48°F
Updated 10:56 pm
Feels Like 45°F
Humidity 73%
Wind NNE 2 mph
Barometer  30.03 in
Visibility 6 mi
Tri-City IL Weather - Cloudy - 9°C
Cloudy
9°C
Updated 10:56 pm
Feels Like 7°C
Humidity 73%
Wind NNE 4 km/h
Barometer  1017 mb
Visibility 10 km

Tri-City Weather Forecast

TONIGHT VETERANS DAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY
Tri-City, IL Weather - Tonight Partly Cloudy Tri-City, IL Weather - Veterans Day Isolated Showers Tri-City, IL Weather - Wednesday Night Partly Cloudy Tri-City, IL Weather - Thursday Chance Of Showers Tri-City, IL Weather - Thursday Night Partly Cloudy Tri-City, IL Weather - Friday Partly Cloudy Tri-City, IL Weather - Friday Night Clearing Tri-City, IL Weather - Saturday Sunny Tri-City, IL Weather - Saturday Night Mostly Clear Tri-City, IL Weather - Sunday Partly Cloudy Tri-City, IL Weather - Sunday Night Partly Cloudy Tri-City, IL Weather - Monday Partly Cloudy
Partly Cloudy Isolated Showers Partly Cloudy Chance of Showers Partly Cloudy Partly Cloudy Clearing Sunny Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy
Lo: 41°FLo: 5°C Hi: 55°FHi: 13°C
Lo: 35°FLo: 2°C Hi: 45°FHi: 7°C
Lo: 29°FLo: -2°C Hi: 41°FHi: 5°C
Lo: 25°FLo: -4°C Hi: 45°FHi: 7°C
Lo: 29°FLo: -2°C Hi: 49°FHi: 9°C
Lo: 31°FLo: -1°C Hi: 51°FHi: 11°C
POP: 40% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 841 PM CST Tue Nov 10 2026 Tri-City, IL Weather - WeatherWorld.com

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Issued: 520 PM CST Tue Nov 10 2026

Key Messages

  • Expect scattered showers on Wednesday associated with a system that will bring temporarily much cooler conditions in its wake through the weekend.
  • The colder air mass moving across the mild waters of Lake Michigan will result in a prolonged period of lake effect showers (mixed with snow at times) focused into northwest Indiana Wednesday night into Saturday.

Discussion

... Issued at 212 PM CST Tue Nov 10 2026

Through Tonight:

Expect calm and relatively cool conditions coming off the pleas...