Local Forecast

Belleville, IL Weather Forecast & Alerts

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

Active Alerts 1 active

Hour-by-Hour  Current Observation

Saturday 4:20 PM CDTSaturday 4:20 PM

°F °C
Regional Observations →
91°F

Partly Cloudy

  • 95° / 75° High / Low
  • 91° Feels Like
  • 0% Chance of Rain

Wind

0 mph

G 20 mph

N

UV Index

7

High

Humidity

0%

Dew 0°F

Sun

5:49 AM · 8:21 PM

Rise · Set

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

5-Day Outlook

Through Wednesday

Local Radar →

This Afternoon

95° 75°

Isolated T-storm

Overnight: Isolated T-storm

Detailed forecast

This Afternoon

A slight chance of showers and thunderstorms. Sunny, with a high near 95. Heat index values as high as 103. West wind around 9 mph. Chance of precipitation is 20%.

Night

A slight chance of showers and thunderstorms between midnight and 5am. Partly cloudy, with a low around 75. Heat index values as high as 103. West wind 2 to 8 mph. Chance of precipitation is 20%.

Sunday

91° 71°

Chance of Scattered Thunderstorms

Overnight: Mostly Cloudy

Detailed forecast

Sunday

A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 90. North wind 1 to 5 mph. Chance of precipitation is 50%.

Night

A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 71. East wind around 3 mph. Chance of precipitation is 30%.

Monday

93° 77°

Partly Sunny

Overnight: Mostly Clear

Detailed forecast

Monday

Mostly sunny, with a high near 93. South wind around 3 mph.

Night

Mostly clear, with a low around 76.

Tuesday

95° 69°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Tuesday

A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Chance of precipitation is 20%.

Night

A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70. Chance of precipitation is 20%.

Wednesday

86° 64°

Partly Sunny

Overnight: Mostly Clear

Detailed forecast

Wednesday

Sunny, with a high near 86.

Night

Partly cloudy, with a low around 65.

Belleville, IL Weather Analysis Tools