Weather in O'Fallon, Missouri, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for O'Fallon
Tonight |
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Temperature: 74°F Wind Speed: 6 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 74. Southwest wind around 6 mph. |
Friday |
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Temperature: 88°F Wind Speed: 5 to 10 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms after 7am. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph. Chance of precipitation is 50%. |
Friday Night |
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Temperature: 72°F Wind Speed: 2 to 7 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southwest wind 2 to 7 mph. Chance of precipitation is 40%. |
Saturday |
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Temperature: 90°F Wind Speed: 5 mph Wind Direction: SW Forecast: A slight chance of rain showers before 10am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. Southwest wind around 5 mph. Chance of precipitation is 30%. |
Saturday Night |
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Temperature: 73°F Wind Speed: 2 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 73. Southwest wind around 2 mph. Chance of precipitation is 30%. |
Sunday |
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Temperature: 91°F Wind Speed: 5 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms between 7am and 10am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 40%. |
Sunday Night |
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Temperature: 73°F Wind Speed: 3 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%. |
Monday |
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Temperature: 86°F Wind Speed: 5 mph Wind Direction: W Forecast: Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 60%. |
Monday Night |
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Temperature: 70°F Wind Speed: 3 mph Wind Direction: NW Forecast: A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 50%. |
Tuesday |
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Temperature: 87°F Wind Speed: 5 mph Wind Direction: N Forecast: Mostly sunny, with a high near 87. |
Tuesday Night |
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Temperature: 67°F Wind Speed: 3 mph Wind Direction: N Forecast: Partly cloudy, with a low around 67. |
Wednesday |
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Temperature: 88°F Wind Speed: 3 mph Wind Direction: NE Forecast: Mostly sunny, with a high near 88. |
Wednesday Night |
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Temperature: 67°F Wind Speed: 3 mph Wind Direction: SE Forecast: Mostly clear, with a low around 67. |
Thursday |
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Temperature: 89°F Wind Speed: 5 mph Wind Direction: SE Forecast: A slight chance of rain showers after 1pm. Sunny, with a high near 89. Chance of precipitation is 20%. |