Weather in Sullivan, Illinois, United States

7-Day Detailed Weather Forecast for Sullivan

This Afternoon

Temperature: 80°F

Wind Speed: 24 mph

Wind Direction: SSW

Forecast: A slight chance of rain showers after 5pm. Mostly cloudy, with a high near 80. South southwest wind around 24 mph, with gusts as high as 37 mph.

Tonight

Temperature: 56°F

Wind Speed: 8 to 21 mph

Wind Direction: WSW

Forecast: A chance of rain showers before 7pm, then showers and thunderstorms likely between 7pm and 8pm, then a chance of showers and thunderstorms between 8pm and 9pm, then showers and thunderstorms. Cloudy, with a low around 56. West southwest wind 8 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Saturday

Temperature: 62°F

Wind Speed: 8 mph

Wind Direction: NNW

Forecast: Showers and thunderstorms. Cloudy, with a high near 62. North northwest wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Saturday Night

Temperature: 49°F

Wind Speed: 6 to 10 mph

Wind Direction: NE

Forecast: Showers and thunderstorms. Cloudy, with a low around 49. Northeast wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday

Temperature: 72°F

Wind Speed: 12 to 16 mph

Wind Direction: E

Forecast: Showers and thunderstorms. Mostly cloudy, with a high near 72. East wind 12 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

Temperature: 53°F

Wind Speed: 14 to 17 mph

Wind Direction: S

Forecast: Showers and thunderstorms. Mostly cloudy, with a low around 53. South wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Monday

Temperature: 64°F

Wind Speed: 15 to 20 mph

Wind Direction: WSW

Forecast: Rain showers before 1pm. Partly sunny, with a high near 64. West southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

Monday Night

Temperature: 45°F

Wind Speed: 5 to 13 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 45.

Tuesday

Temperature: 73°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Sunny, with a high near 73.

Tuesday Night

Temperature: 52°F

Wind Speed: 8 mph

Wind Direction: SSE

Forecast: A slight chance of rain showers after 7pm. Partly cloudy, with a low around 52.

Wednesday

Temperature: 76°F

Wind Speed: 6 to 9 mph

Wind Direction: SSE

Forecast: A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 76.

Wednesday Night

Temperature: 54°F

Wind Speed: 7 mph

Wind Direction: ESE

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.

Thursday

Temperature: 74°F

Wind Speed: 8 to 12 mph

Wind Direction: E

Forecast: A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 74.

Thursday Night

Temperature: 55°F

Wind Speed: 8 mph

Wind Direction: E

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 55.