Local Forecast

Sullivan, IL Weather Forecast & Alerts

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

Active Alerts 1 active

Hour-by-Hour  Current Observation

Saturday 8:35 PM CDTSaturday 8:35 PM

°F °C
Regional Observations →
78°F

Light Rain

  • 91° / 69° High / Low
  • 81° Feels Like
  • 0% Chance of Rain

Wind

7 mph

N

UV Index

0

None

Humidity

79%

Dew 71°F

Sun

5:41 AM · 8:19 PM

Rise · Set

Source: DECATUR (KDEC). Slider scrubs the next 12 hours.

5-Day Outlook

Through Wednesday

Local Radar →

Tonight

69°

Chance of Scattered Thunderstorms

Detailed forecast

Tonight

A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms between 1am and 2am, then a slight chance of showers and thunderstorms between 2am and 3am. Partly cloudy, with a low around 69. North northwest wind 3 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Sunday

86° 64°

Mostly Sunny

Overnight: Smoke

Detailed forecast

Sunday

Patchy smoke after 9am. Sunny, with a high near 85. Northeast wind around 7 mph. New rainfall amounts less than a tenth of an inch possible.

Night

Patchy smoke. Mostly clear, with a low around 64. East wind 2 to 6 mph.

Monday

89° 73°

Partly Sunny

Overnight: Chance of Scattered Thunderstorms

Detailed forecast

Monday

Patchy smoke before 7am. Sunny, with a high near 88. South southeast wind around 3 mph.

Night

A chance of showers and thunderstorms between 1am and 4am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 73. South southwest wind 3 to 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Tuesday

89° 64°

Isolated T-storm

Overnight: Mostly Clear

Detailed forecast

Tuesday

A chance of showers and thunderstorms. Sunny, with a high near 90. West wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Night

A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 65.

Wednesday

80° 57°

Mostly Sunny

Overnight: Partly Cloudy

Detailed forecast

Wednesday

Sunny, with a high near 81.

Night

Mostly clear, with a low around 57.

Sullivan, IL Weather Analysis Tools