Local Forecast

Cahokia, IL Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Cahokia, IL.

Active Alerts 2 active

Hour-by-Hour  Current Observation

Sunday 8:20 AM CDTSunday 8:20 AM

°F °C
Regional Observations →
80°F

Clear

  • 95° / 77° High / Low
  • 86° Feels Like
  • 0% Chance of Rain

Wind

6 mph

S

UV Index

6

High

Humidity

84%

Dew 75°F

Sun

5:38 AM · 8:28 PM

Rise · Set

Source: ST CHARLES (KSET). Slider scrubs the next 12 hours.

5-Day Outlook

Through Thursday

Local Radar →

Today

95° 77°

Partly Sunny

Overnight: Partly Cloudy

Detailed forecast

Today

A slight chance of showers and thunderstorms before 7am. Sunny, with a high near 94. Heat index values as high as 109. South wind 2 to 9 mph. Chance of precipitation is 20%.

Night

Mostly clear, with a low around 76. Heat index values as high as 110. South wind 5 to 9 mph.

Monday

96° 77°

Partly Sunny

Overnight: Clear

Detailed forecast

Monday

Sunny, with a high near 96. Heat index values as high as 110. South wind 5 to 12 mph.

Night

Clear, with a low around 76. South wind 5 to 10 mph.

Tuesday

98° 77°

Sunny

Overnight: Clear

Detailed forecast

Tuesday

Sunny, with a high near 98.

Night

Clear, with a low around 77.

Wednesday

96° 78°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Wednesday

Sunny, with a high near 97.

Night

Mostly clear, with a low around 78.

Thursday

95° 77°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Thursday

Sunny, with a high near 96.

Night

Mostly clear, with a low around 77.

Cahokia, IL Weather Analysis Tools