Local Forecast

Colchester, IL Weather Forecast & Alerts

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

Active Alerts 1 active

Hour-by-Hour  Current Observation

Monday 1:00 AM CDTMonday 1:00 AM

°F °C
Regional Observations →
75°F

Mostly Cloudy

  • 84° / 69° High / Low
  • 75° Feels Like
  • 0% Chance of Rain

Wind

5 mph

ESE

UV Index

0

None

Humidity

78%

Dew 68°F

Sun

5:32 AM · 8:31 PM

Rise · Set

Source: BURLINGTON (KBRL). Slider scrubs the next 12 hours.

5-Day Outlook

Through Friday

Local Radar →

Today

84° 69°

Thunderstorms

Overnight: Chance of Thunderstorms

Detailed forecast

Today

Showers and thunderstorms before 3pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Night

A chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms. Partly cloudy. Low around 69, with temperatures rising to around 71 overnight. South wind 5 to 10 mph. Chance of precipitation is 50%.

Tuesday

91° 71°

Mostly Cloudy

Overnight: Isolated T-storm

Detailed forecast

Tuesday

A slight chance of rain showers before 7am. Partly sunny, with a high near 91. Heat index values as high as 100. South wind 5 to 10 mph. Chance of precipitation is 20%.

Night

A slight chance of showers and thunderstorms between 7pm and 1am. Mostly clear, with a low around 71.

Wednesday

93° 73°

Mostly Sunny

Overnight: Chance of Thunderstorms

Detailed forecast

Wednesday

Sunny, with a high near 92.

Night

A chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 73. Chance of precipitation is 50%.

Thursday

91° 62°

Scattered Thunderstorms Likely

Overnight: Chance of Showers

Detailed forecast

Thursday

A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 90. Chance of precipitation is 60%.

Night

Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 60%.

Friday

87° 66°

Sunny

Overnight: Chance of Showers

Detailed forecast

Friday

A slight chance of rain showers before 7am. Sunny, with a high near 87.

Night

A chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 65. Chance of precipitation is 30%.

Colchester, IL Weather Analysis Tools