Weather Alert
Conant Weather Warning NWS WEATHER ALERT FOR THE CONANT, IL AREA - Issued: 317 PM CDT Thu Sep 3 2026 Conant Weather Warning

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Conant, IL Weather Forecast

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Conant, IL Weather Forecast

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Conant IL weather - Clear - 90°F
Clear
90°F
Updated 7:55 pm
Feels Like 96°F
Humidity 50%
Wind S 5 mph
Barometer  29.94 in
Dew Point 69°F
Conant IL weather - Clear - 32°C
Clear
32°C
Updated 7:55 pm
Feels Like 35°C
Humidity 50%
Wind S 8 km/h
Barometer  101.3 kPa
Dew Point 21°C
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Conant Weather Forecast

TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY MONDAY TUESDAY TUESDAY NIGHT WEDNESDAY THURSDAY
Conant, IL Weather - Tonight Clear Conant, IL Weather - Friday Sunny Conant, IL Weather - Friday Night Mostly Clear Conant, IL Weather - Saturday Sunny Conant, IL Weather - Saturday Night Mostly Clear Conant, IL Weather - Sunday Mostly Clear Conant, IL Weather - Monday Mostly Clear Conant, IL Weather - Tuesday Mostly Clear Conant, IL Weather - Tuesday Night Mostly Clear Conant, IL Weather - Wednesday Mostly Clear Conant, IL Weather - Thursday Mostly Sunny
Clear Sunny Mostly Clear Sunny Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Sunny
Lo: 75°FLo: 24°C Hi: 99°FHi: 37°C
 Lo: 75°FLo: 24°C Hi: 100°FHi: 38°C
 Lo: 71°FLo: 22°C Hi: 95°FHi: 35°C
Lo: 69°FLo: 21°C		 Hi: 95°FHi: 35°C
Lo: 69°FLo: 21°C		 Hi: 95°FHi: 35°C
Lo: 69°FLo: 21°C		 Hi: 99°FHi: 37°C
Lo: 75°FLo: 24°C		 Hi: 99°FHi: 37°C
Lo: 75°FLo: 24°C		 Hi: 95°FHi: 35°C
POP = Probability of Precipitation.
Weather Outlook Updated: 622 PM CDT Thu Sep 03 2026 Conant, IL Weather - WeatherWorld.com

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Issued: 615 PM CDT Thu Sep 3 2026

Key Messages

  • An Extreme Heat Warning remains in effect through Saturday for a prolonged dangerous heatwave with daily heat index values ranging from 103-110 degrees. There is a 30-70% chance of needing to extend advisory level heat headlines into Sunday over southeast Missouri and adjacent portions of southern Illinois and west Kentucky.
  • Multiple consecutive days of near record high temperatures in the upper 90s to 100 degrees and several record warm overnight low temperatures in the mid to upper...