Weather in Ottawa, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Ottawa
Today |
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Temperature: 83°F Wind Speed: 10 to 25 mph Wind Direction: SSE Forecast: A chance of showers and thunderstorms after 5pm. Mostly sunny. High near 83, with temperatures falling to around 81 in the afternoon. South southeast wind 10 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible. |
Tonight |
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Temperature: 43°F Wind Speed: 15 to 20 mph Wind Direction: WSW Forecast: Showers and thunderstorms likely before 9pm, then showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy. Low around 43, with temperatures rising to around 48 overnight. West southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible. |
Saturday |
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Temperature: 49°F Wind Speed: 20 mph Wind Direction: WNW Forecast: A slight chance of rain showers before 7am. Mostly sunny, with a high near 49. West northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible. |
Saturday Night |
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Temperature: 34°F Wind Speed: 5 to 20 mph Wind Direction: WNW Forecast: Areas of frost after 4am. Mostly clear, with a low around 34. West northwest wind 5 to 20 mph, with gusts as high as 30 mph. |
Sunday |
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Temperature: 53°F Wind Speed: 5 to 15 mph Wind Direction: WNW Forecast: Areas of frost before 8am. Mostly sunny, with a high near 53. West northwest wind 5 to 15 mph, with gusts as high as 30 mph. |
Sunday Night |
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Temperature: 33°F Wind Speed: 5 to 15 mph Wind Direction: N Forecast: Widespread frost after 2am. Mostly clear, with a low around 33. |
Monday |
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Temperature: 59°F Wind Speed: 5 to 10 mph Wind Direction: ESE Forecast: Widespread frost before 8am. Sunny, with a high near 59. |
Monday Night |
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Temperature: 47°F Wind Speed: 5 to 10 mph Wind Direction: SSE Forecast: Partly cloudy, with a low around 47. |
Tuesday |
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Temperature: 74°F Wind Speed: 10 to 15 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 74. |
Tuesday Night |
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Temperature: 54°F Wind Speed: 5 to 15 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 54. |
Wednesday |
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Temperature: 77°F Wind Speed: 5 to 10 mph Wind Direction: SW Forecast: A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 77. |
Wednesday Night |
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Temperature: 55°F Wind Speed: 5 to 10 mph Wind Direction: SSE Forecast: A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 55. |
Thursday |
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Temperature: 81°F Wind Speed: 5 to 15 mph Wind Direction: SSE Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. |
Thursday Night |
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Temperature: 59°F Wind Speed: 10 mph Wind Direction: S Forecast: A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 59. |