Weather in Ottawa, Illinois, United States

7-Day Detailed Weather Forecast for Ottawa

Tonight

Temperature: 43°F

Wind Speed: 5 to 15 mph

Wind Direction: SE

Forecast: Scattered rain showers between 9pm and midnight, then areas of fog and scattered rain showers. Cloudy. Low around 43, with temperatures rising to around 48 overnight. Southeast wind 5 to 15 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Friday

Temperature: 53°F

Wind Speed: 5 to 15 mph

Wind Direction: W

Forecast: Areas of fog and isolated rain showers before noon. Cloudy. High near 53, with temperatures falling to around 48 in the afternoon. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Friday Night

Temperature: 38°F

Wind Speed: 0 to 5 mph

Wind Direction: NNE

Forecast: Patchy fog after midnight. Mostly cloudy, with a low around 38. North northeast wind 0 to 5 mph, with gusts as high as 10 mph.

Saturday

Temperature: 53°F

Wind Speed: 5 to 10 mph

Wind Direction: ESE

Forecast: Patchy fog before 9am. Mostly cloudy, with a high near 53. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Saturday Night

Temperature: 49°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: A chance of rain after midnight. Cloudy, with a low around 49. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

Sunday

Temperature: 53°F

Wind Speed: 5 to 20 mph

Wind Direction: W

Forecast: Rain likely. Cloudy, with a high near 53. Chance of precipitation is 70%.

Sunday Night

Temperature: 17°F

Wind Speed: 20 to 30 mph

Wind Direction: NW

Forecast: A chance of rain and snow. Mostly cloudy, with a low around 17.

Monday

Temperature: 23°F

Wind Speed: 20 to 30 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 23.

Monday Night

Temperature: 14°F

Wind Speed: 10 to 20 mph

Wind Direction: WNW

Forecast: Mostly clear, with a low around 14.

Tuesday

Temperature: 29°F

Wind Speed: 10 to 15 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 29.

Tuesday Night

Temperature: 20°F

Wind Speed: 10 mph

Wind Direction: WSW

Forecast: Mostly cloudy, with a low around 20.

Wednesday

Temperature: 31°F

Wind Speed: 10 to 15 mph

Wind Direction: W

Forecast: Partly sunny, with a high near 31.

Wednesday Night

Temperature: 16°F

Wind Speed: 10 mph

Wind Direction: W

Forecast: Mostly cloudy, with a low around 16.

New Year's Day

Temperature: 27°F

Wind Speed: 5 to 10 mph

Wind Direction: NNW

Forecast: Partly sunny, with a high near 27.