Weather in Prospect Heights, Illinois, United States

7-Day Detailed Weather Forecast for Prospect Heights

This Afternoon

Temperature: 20°F

Wind Speed: 5 to 10 mph

Wind Direction: WSW

Forecast: Mostly sunny. High near 20, with temperatures falling to around 18 in the afternoon. West southwest wind 5 to 10 mph.

Tonight

Temperature: 19°F

Wind Speed: 5 to 15 mph

Wind Direction: SSW

Forecast: Mostly cloudy. Low around 19, with temperatures rising to around 28 overnight. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Saturday

Temperature: 40°F

Wind Speed: 15 mph

Wind Direction: WSW

Forecast: Partly sunny. High near 40, with temperatures falling to around 34 in the afternoon. West southwest wind around 15 mph, with gusts as high as 30 mph.

Saturday Night

Temperature: 15°F

Wind Speed: 10 to 15 mph

Wind Direction: WNW

Forecast: Mostly clear, with a low around 15. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Sunday

Temperature: 30°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Sunny, with a high near 30. West wind 5 to 10 mph.

Sunday Night

Temperature: 21°F

Wind Speed: 0 to 10 mph

Wind Direction: SSW

Forecast: Mostly cloudy, with a low around 21.

Monday

Temperature: 41°F

Wind Speed: 10 to 15 mph

Wind Direction: S

Forecast: Cloudy, with a high near 41.

Monday Night

Temperature: 36°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: Cloudy, with a low around 36.

Tuesday

Temperature: 46°F

Wind Speed: 5 to 10 mph

Wind Direction: WNW

Forecast: Mostly cloudy, with a high near 46.

Tuesday Night

Temperature: 32°F

Wind Speed: 0 to 5 mph

Wind Direction: NNE

Forecast: Mostly cloudy, with a low around 32.

Wednesday

Temperature: 46°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: A slight chance of rain after noon. Cloudy, with a high near 46.

Wednesday Night

Temperature: 41°F

Wind Speed: 5 mph

Wind Direction: SSW

Forecast: A chance of rain before midnight. Cloudy, with a low around 41.

Christmas Day

Temperature: 57°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a high near 57.

Thursday Night

Temperature: 36°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Mostly cloudy, with a low around 36.