Weather in McHenry, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for McHenry
This Afternoon |
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Temperature: 86°F Wind Speed: 5 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 86. Southwest wind around 5 mph. |
Tonight |
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Temperature: 69°F Wind Speed: 5 mph Wind Direction: SSE Forecast: Mostly clear, with a low around 69. South southeast wind around 5 mph. |
Sunday |
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Temperature: 93°F Wind Speed: 5 to 10 mph Wind Direction: SSW Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly sunny. High near 93, with temperatures falling to around 91 in the afternoon. Heat index values as high as 102. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. |
Sunday Night |
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Temperature: 71°F Wind Speed: 5 to 10 mph Wind Direction: SSW Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Heat index values as high as 97. South southwest wind 5 to 10 mph. Chance of precipitation is 30%. |
Monday |
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Temperature: 85°F Wind Speed: 5 to 10 mph Wind Direction: W Forecast: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. |
Monday Night |
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Temperature: 64°F Wind Speed: 5 to 10 mph Wind Direction: WNW Forecast: A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 64. Chance of precipitation is 40%. |
Tuesday |
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Temperature: 84°F Wind Speed: 5 to 10 mph Wind Direction: WNW Forecast: Sunny, with a high near 84. |
Tuesday Night |
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Temperature: 64°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Mostly clear, with a low around 64. |
Wednesday |
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Temperature: 87°F Wind Speed: 5 to 10 mph Wind Direction: W Forecast: Mostly sunny, with a high near 87. |
Wednesday Night |
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Temperature: 65°F Wind Speed: 0 to 10 mph Wind Direction: WNW Forecast: A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 65. |
Thursday |
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Temperature: 85°F Wind Speed: 5 to 10 mph Wind Direction: NNW Forecast: A slight chance of rain showers. Mostly sunny, with a high near 85. |
Thursday Night |
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Temperature: 64°F Wind Speed: 5 to 10 mph Wind Direction: SE Forecast: A slight chance of rain showers before 7pm, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. |
Independence Day |
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Temperature: 86°F Wind Speed: 5 to 10 mph Wind Direction: S Forecast: A chance of showers and thunderstorms. Mostly sunny, with a high near 86. |
Friday Night |
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Temperature: 68°F Wind Speed: 10 mph Wind Direction: SSW Forecast: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 68. |