Local Forecast

Thomson, IL Weather Forecast & Alerts

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

Active Alerts 2 active

Hour-by-Hour  Current Observation

Sunday 9:55 AM CDTSunday 9:55 AM

°F °C
Regional Observations →
75°F

Cloudy

  • 89° / 77° High / Low
  • 75° Feels Like
  • 0% Chance of Rain

Wind

9 mph

ESE

UV Index

8

Very High

Humidity

75%

Dew 66°F

Sun

5:26 AM · 8:39 PM

Rise · Set

Source: SAVANNA/TRITOWN (KSFY). Slider scrubs the next 12 hours.

5-Day Outlook

Through Thursday

Local Radar →

Today

89° 77°

Chance of Thunderstorms

Overnight: Mostly Cloudy

Detailed forecast

Today

A chance of showers and thunderstorms between 1pm and 5pm. Partly sunny, with a high near 89. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

Night

Partly cloudy, with a low around 76. South wind 10 to 15 mph, with gusts as high as 25 mph.

Monday

95° 78°

Partly Sunny

Overnight: Mostly Clear

Detailed forecast

Monday

Sunny, with a high near 95. Heat index values as high as 109. South wind 10 to 15 mph, with gusts as high as 25 mph.

Night

Mostly clear, with a low around 78.

Tuesday

95° 77°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Tuesday

Sunny, with a high near 95.

Night

Mostly clear, with a low around 77.

Wednesday

95° 77°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Wednesday

Sunny, with a high near 95.

Night

Mostly clear, with a low around 76.

Thursday

95° 75°

Isolated T-storm

Overnight: Chance of Scattered Thunderstorms

Detailed forecast

Thursday

A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 94.

Night

A chance of showers and thunderstorms. Mostly clear, with a low around 74. Chance of precipitation is 30%.

Thomson, IL Weather Analysis Tools