Find the Best Places in the United States

Compare Cost of Living, Education, Income, Population, and More.

Current Weather Conditions for Ottawa, IL

Mostly cloudy, with a high near 88. Heat index values as high as 103. Southwest wind around 5 mph, with gusts as high as 15 mph.
88°F

Conditions

Wind: 5 mph SSW
Humidity: 74%
Probability of Precipitation: 14%

Hourly Forcast (next 12 hours)

9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM
88° 88° 87° 85° 83° 81° 80° 79° 78° 77° 77° 76° 76°

Upcoming Week

Day Forecast High Low
This Afternoon
Mostly Cloudy
Mostly cloudy, with a high near 88. Heat index values as high as 103. Southwest wind around 5 mph, with gusts as high as 15 mph.
88°F 66°F
Tonight
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 76. Heat index values as high as 100. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
88°F 66°F
Monday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 92. Heat index values as high as 105. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
88°F 66°F
Monday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 4am. Partly cloudy, with a low around 71. Heat index values as high as 104. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
88°F 66°F
Tuesday
Sunny
Sunny, with a high near 84. North northeast wind around 10 mph, with gusts as high as 20 mph.
88°F 66°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 62.
88°F 66°F
Wednesday
Sunny
Sunny, with a high near 84.
88°F 66°F
Wednesday Night
Clear
Clear, with a low around 63.
88°F 66°F
Thursday
Sunny
Sunny, with a high near 85.
88°F 66°F
Thursday Night
Partly Cloudy
Partly cloudy, with a low around 67.
88°F 66°F
Friday
Chance Showers And Thunderstorms
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
88°F 66°F
Friday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
88°F 66°F
Saturday
Chance Rain Showers
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 83.
88°F 66°F
Saturday Night
Chance Showers And Thunderstorms then Mostly Clear
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 65.
88°F 66°F
Data provided by weather.gov