Local Forecast

Lebanon, IL Weather Forecast & Alerts

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

Active Alerts 1 active

Hour-by-Hour  Current Observation

Monday 12:55 AM CDTMonday 12:55 AM

°F °C
Regional Observations →
77°F

Light Rain

  • 84° / 71° High / Low
  • 77° Feels Like
  • 0% Chance of Rain

Wind

9 mph

SSE

UV Index

0

None

Humidity

0%

Dew 0°F

Sun

5:34 AM · 8:21 PM

Rise · Set

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

5-Day Outlook

Through Friday

Local Radar →

Today

84° 71°

Thunderstorms Likely

Overnight: Thunderstorms Likely

Detailed forecast

Today

A chance of showers and thunderstorms before 11am, then showers and thunderstorms likely between 11am and 1pm, then showers and thunderstorms likely. Some of the storms could produce heavy rain. Partly sunny, with a high near 84. South wind 8 to 12 mph. Chance of precipitation is 70%.

Night

A chance of showers and thunderstorms before 10pm, then showers and thunderstorms likely between 10pm and 2am, then a chance of showers and thunderstorms between 2am and 4am, then a chance of showers and thunderstorms between 4am and 5am. Mostly cloudy, with a low around 71. South wind 3 to 9 mph. Chance of precipitation is 70%.

Tuesday

91° 75°

Chance of Scattered Thunderstorms

Overnight: Mostly Clear

Detailed forecast

Tuesday

A chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 106. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.

Night

A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. South wind around 7 mph. Chance of precipitation is 20%.

Wednesday

93° 77°

Mostly Sunny

Overnight: Isolated T-storm

Detailed forecast

Wednesday

Sunny, with a high near 93.

Night

A slight chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 76. Chance of precipitation is 20%.

Thursday

91° 69°

Chance of Scattered Thunderstorms

Overnight: Rain Likely

Detailed forecast

Thursday

A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 40%.

Night

A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Partly cloudy, with a low around 68. Chance of precipitation is 70%.

Friday

86° 68°

Slight Chance of Showers

Overnight: Slight Chance of Showers

Detailed forecast

Friday

A chance of rain showers. Mostly sunny, with a high near 86. Chance of precipitation is 40%.

Night

A slight chance of rain showers. Mostly clear, with a low around 68. Chance of precipitation is 20%.

Lebanon, IL Weather Analysis Tools