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Current Weather Conditions for Ottawa, IL

A slight chance of showers and thunderstorms after 5pm. Partly sunny. High near 90, with temperatures falling to around 87 in the afternoon. Heat index values as high as 99. West southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
88°F

Conditions

Wind: 15 mph WSW
Humidity: 68%
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° 87° 86° 86° 85° 82° 79° 78° 78° 78° 77° 75° 73°

Upcoming Week

Day Forecast High Low
This Afternoon
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Partly sunny. High near 90, with temperatures falling to around 87 in the afternoon. Heat index values as high as 99. West southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
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Tonight
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms between 8pm and 9pm. Partly cloudy. Low around 70, with temperatures rising to around 72 overnight. Heat index values as high as 97. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
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Tuesday
Mostly Sunny
Mostly sunny, with a high near 83. North northeast wind around 10 mph, with gusts as high as 20 mph.
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Tuesday Night
Mostly Clear
Mostly clear, with a low around 61. North northeast wind 0 to 10 mph.
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Wednesday
Sunny
Sunny, with a high near 84. North wind 0 to 5 mph, with gusts as high as 15 mph.
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Wednesday Night
Clear
Clear, with a low around 64.
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Thursday
Sunny
Sunny, with a high near 86.
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Thursday Night
Partly Cloudy
Partly cloudy, with a low around 68.
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Friday
Chance Showers And Thunderstorms
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83.
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Friday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
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Saturday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81.
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Saturday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 66.
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Sunday
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 84.
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Sunday Night
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 64.
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Data provided by weather.gov