Local Forecast

Caseyville, IL Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for Caseyville, IL

Active Alerts 1 active

Hour-by-Hour  Current Observation

Sunday 8:50 AM CDTSunday 8:50 AM

°F °C
Regional Observations →
80°F

Mostly Cloudy

  • 91° / 71° High / Low
  • 80° Feels Like
  • 0% Chance of Rain

Wind

5 mph

N

UV Index

5

Moderate

Humidity

0%

Dew 0°F

Sun

5:50 AM · 8:21 PM

Rise · Set

Source: ALTON/ST LOUIS R (KALN). Slider scrubs the next 12 hours.

5-Day Outlook

Through Thursday

Local Radar →

Sunday

91° 71°

Chance of Thunderstorms

Overnight: Isolated T-storm

Detailed forecast

Sunday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Heat index values as high as 100. Northeast wind 1 to 6 mph. Chance of precipitation is 40%.

Night

A chance of showers and thunderstorms before 10pm, then patchy smoke. Partly cloudy, with a low around 71. East wind 2 to 6 mph. Chance of precipitation is 30%.

Monday

93° 77°

Partly Sunny

Overnight: Mostly Clear

Detailed forecast

Monday

Patchy fog and patchy smoke before 8am. Mostly sunny, with a high near 92. Heat index values as high as 101. Southeast wind around 3 mph.

Night

Mostly clear, with a low around 77. South wind around 6 mph.

Tuesday

96° 71°

Partly Sunny

Overnight: Mostly Clear

Detailed forecast

Tuesday

Sunny, with a high near 96.

Night

Mostly clear, with a low around 72.

Wednesday

86° 66°

Partly Sunny

Overnight: Mostly Clear

Detailed forecast

Wednesday

Mostly sunny, with a high near 86.

Night

Partly cloudy, with a low around 66.

Thursday

86° 66°

Partly Sunny

Overnight: Partly Cloudy

Detailed forecast

Thursday

Mostly sunny, with a high near 84.

Night

Partly cloudy, with a low around 66.

Caseyville, IL Weather Analysis Tools