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Mathis, IL Weather Forecast

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Mathis, IL Weather Forecast

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Mathis IL weather - Mist - 48°F
Mist
48°F
Updated 1:02 am
Feels Like 52°F
Humidity 94%
Wind N 0 mph
Barometer  30.24 in
Dew Point 47°F
Mathis IL weather - Mist - 9°C
Mist
9°C
Updated 1:02 am
Feels Like 11°C
Humidity 94%
Wind N 0 km/h
Barometer  102.4 kPa
Dew Point 8°C
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Mathis Weather Forecast

OVERNIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY TUESDAY WEDNESDAY WEDNESDAY NIGHT THURSDAY
Mathis, IL Weather - Overnight Clear Mathis, IL Weather - Friday Sunny Mathis, IL Weather - Friday Night Mostly Clear Mathis, IL Weather - Saturday Mostly Sunny Mathis, IL Weather - Saturday Night Partly Cloudy Mathis, IL Weather - Sunday Mostly Sunny Mathis, IL Weather - Sunday Night Mostly Cloudy Mathis, IL Weather - Monday Mostly Cloudy Mathis, IL Weather - Tuesday Mostly Cloudy Mathis, IL Weather - Wednesday Mostly Sunny Mathis, IL Weather - Wednesday Night Mostly Clear Mathis, IL Weather - Thursday Chance Of Showers
Clear Sunny Mostly Clear Mostly Sunny Partly Cloudy Mostly Sunny Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Sunny Mostly Clear Chance of Showers
Lo: 45°FLo: 7°C Hi: 75°FHi: 24°C
 Lo: 45°FLo: 7°C Hi: 75°FHi: 24°C
 Lo: 49°FLo: 9°C Hi: 79°FHi: 26°C
 Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C		 Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C		 Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C		 Hi: 75°FHi: 24°C
 Lo: 49°FLo: 9°C Hi: 71°FHi: 22°C
POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 1154 PM CDT Thu Oct 22 2026 Mathis, IL Weather - WeatherWorld.com

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Issued: 1235 AM CDT Fri Oct 23 2026

Key Messages

  • Dry and seasonably warm conditions will persist through the weekend.

Aviation

/06Z TAFS THROUGH 12Z SATURDAY/... Issued at 1233 AM CDT Fri Oct 23 2026

VFR conditions continue with light winds as high pressure remains in place across the region. The only question is whether valley fog will occur in the morning. With a calm wind near the center of high pressure, this is most likely to occur at SUS or CPS, though potentially JEF as well.


Watches / Warnings / Advisories

/WARNINGS/ADVISORIES.....