Weather Alert
Crisp Weather Warning NWS WEATHER ALERT FOR THE CRISP, IL AREA - Issued: 232 AM CDT Thu Sep 3 2026 Crisp Weather Warning

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Crisp, IL Weather Forecast

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Crisp, IL Weather Forecast

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Crisp IL weather - Clear - 75°F
Clear
75°F
Updated 7:29 am
Feels Like 79°F
Humidity 84%
Wind N 0 mph
Barometer  30.03 in
Dew Point 70°F
Crisp IL weather - Clear - 24°C
Clear
24°C
Updated 7:29 am
Feels Like 26°C
Humidity 84%
Wind N 0 km/h
Barometer  101.6 kPa
Dew Point 21°C
WX Settings

Crisp Weather Forecast

OVERNIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY MONDAY TUESDAY TUESDAY NIGHT WEDNESDAY
Crisp, IL Weather - Overnight Clear Crisp, IL Weather - Thursday Sunny Crisp, IL Weather - Thursday Night Mostly Clear Crisp, IL Weather - Friday Sunny Crisp, IL Weather - Friday Night Mostly Clear Crisp, IL Weather - Saturday Mostly Clear Crisp, IL Weather - Saturday Night Mostly Clear Crisp, IL Weather - Sunday Mostly Clear Crisp, IL Weather - Monday Mostly Clear Crisp, IL Weather - Tuesday Mostly Clear Crisp, IL Weather - Tuesday Night Mostly Clear Crisp, IL Weather - Wednesday Mostly Clear
Clear Sunny Mostly Clear Sunny Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear
Lo: 75°FLo: 24°C Hi: 99°FHi: 37°C
 Lo: 75°FLo: 24°C Hi: 99°FHi: 37°C
 Lo: 75°FLo: 24°C Hi: 99°FHi: 37°C
Lo: 71°FLo: 22°C		 Hi: 99°FHi: 37°C
Lo: 71°FLo: 22°C		 Hi: 95°FHi: 35°C
Lo: 65°FLo: 18°C		 Hi: 95°FHi: 35°C
Lo: 65°FLo: 18°C		 Hi: 95°FHi: 35°C
Lo: 65°FLo: 18°C		 Hi: 99°FHi: 37°C
Lo: 71°FLo: 22°C		 Hi: 99°FHi: 37°C
Lo: 71°FLo: 22°C
POP = Probability of Precipitation.
Weather Outlook Updated: 237 AM CDT Thu Sep 03 2026 Crisp, IL Weather - WeatherWorld.com

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Issued: 606 AM 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 30-80% 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...