Weather in Oswego, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Oswego
This Afternoon |
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Temperature: 89°F Wind Speed: 5 to 10 mph Wind Direction: S Forecast: Mostly sunny, with a high near 89. Heat index values as high as 95. South wind 5 to 10 mph. |
Tonight |
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Temperature: 71°F Wind Speed: 0 to 5 mph Wind Direction: S Forecast: A slight chance of rain showers between 7pm and 2am. Partly cloudy. Low around 71, with temperatures rising to around 73 overnight. South wind 0 to 5 mph. Chance of precipitation is 20%. |
Wednesday |
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Temperature: 90°F Wind Speed: 5 to 15 mph Wind Direction: SSW Forecast: Showers and thunderstorms likely after 1pm. Partly sunny. High near 90, with temperatures falling to around 87 in the afternoon. Heat index values as high as 99. South southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
Wednesday Night |
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Temperature: 68°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: Showers and thunderstorms likely before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. |
Thursday |
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Temperature: 77°F Wind Speed: 10 mph Wind Direction: NNW Forecast: A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 77. North northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. |
Thursday Night |
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Temperature: 58°F Wind Speed: 5 to 10 mph Wind Direction: NNE Forecast: A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 58. Chance of precipitation is 20%. |
Friday |
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Temperature: 80°F Wind Speed: 5 mph Wind Direction: ENE Forecast: Mostly sunny, with a high near 80. |
Friday Night |
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Temperature: 64°F Wind Speed: 5 mph Wind Direction: SE Forecast: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. |
Saturday |
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Temperature: 85°F Wind Speed: 5 to 10 mph Wind Direction: SSW Forecast: Showers and thunderstorms likely. Mostly cloudy, with a high near 85. |
Saturday Night |
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Temperature: 68°F Wind Speed: 5 to 10 mph Wind Direction: W Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 68. |
Sunday |
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Temperature: 84°F Wind Speed: 5 to 10 mph Wind Direction: N Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 84. |
Sunday Night |
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Temperature: 65°F Wind Speed: 5 to 10 mph Wind Direction: NE Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. |
Monday |
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Temperature: 85°F Wind Speed: 5 to 10 mph Wind Direction: ESE Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 85. |
Monday Night |
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Temperature: 68°F Wind Speed: 5 to 10 mph Wind Direction: SE Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 68. |