Local Forecast

Decatur, IL Weather Forecast & Alerts

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

No Active Alerts

Hour-by-Hour  Current Observation

Monday 1:15 AM CDTMonday 1:15 AM

°F °C
Regional Observations →
65°F

Cloudy

  • 68° / 57° High / Low
  • 65° Feels Like
  • 0% Chance of Rain

Wind

12 mph

NE

UV Index

0

None

Humidity

100%

Dew 65°F

Sun

6:44 AM · 6:51 PM

Rise · Set

Source: LINCOLN (KAAA). Slider scrubs the next 12 hours.

5-Day Outlook

Through Friday

Local Radar →

Monday

68° 57°

Chance of Rain Showers

Overnight: Mostly Cloudy

Detailed forecast

Monday

A chance of showers and thunderstorms before 10am. Cloudy, with a high near 68. Northeast wind around 12 mph, with gusts as high as 17 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

Night

Mostly cloudy, with a low around 56. Northeast wind around 13 mph, with gusts as high as 20 mph.

Tuesday

69° 53°

Mostly Cloudy

Overnight: Partly Cloudy

Detailed forecast

Tuesday

Partly sunny, with a high near 68. Northeast wind around 13 mph, with gusts as high as 20 mph.

Night

Partly cloudy, with a low around 51. North northeast wind 6 to 12 mph, with gusts as high as 17 mph.

Wednesday

71° 53°

Partly Sunny

Overnight: Partly Cloudy

Detailed forecast

Wednesday

Mostly sunny, with a high near 70. North northeast wind 8 to 13 mph, with gusts as high as 17 mph.

Night

Partly cloudy, with a low around 51. Northeast wind 5 to 12 mph.

Thursday

73° 55°

Partly Sunny

Overnight: Mostly Cloudy

Detailed forecast

Thursday

Mostly sunny, with a high near 72.

Night

Mostly cloudy, with a low around 53.

Friday

75° 53°

Partly Sunny

Overnight: Mostly Cloudy

Detailed forecast

Friday

Partly sunny, with a high near 74.

Night

Partly cloudy, with a low around 52.

Decatur, IL Weather Analysis Tools