Weather in Port Byron, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Port Byron
This Afternoon |
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Temperature: 49°F Wind Speed: 30 mph Wind Direction: W Forecast: A chance of rain before 5pm, then a slight chance of snow. Cloudy. High near 49, with temperatures falling to around 30 in the afternoon. West wind around 30 mph, with gusts as high as 45 mph. Chance of precipitation is 40%. |
Tonight |
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Temperature: 12°F Wind Speed: 30 mph Wind Direction: W Forecast: A chance of snow before 7pm, then snow likely and patchy blowing snow between 7pm and midnight, then areas of blowing snow and a chance of snow. Cloudy, with a low around 12. Wind chill values as low as -8. West wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible. |
Monday |
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Temperature: 19°F Wind Speed: 20 to 30 mph Wind Direction: NW Forecast: A slight chance of snow before 8am. Partly sunny. High near 19, with temperatures falling to around 16 in the afternoon. Wind chill values as low as -10. Northwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 20%. |
Monday Night |
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Temperature: 10°F Wind Speed: 5 to 15 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 10. Wind chill values as low as -3. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. |
Tuesday |
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Temperature: 30°F Wind Speed: 5 to 15 mph Wind Direction: W Forecast: Mostly sunny, with a high near 30. |
Tuesday Night |
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Temperature: 24°F Wind Speed: 10 mph Wind Direction: W Forecast: Mostly cloudy, with a low around 24. |
Wednesday |
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Temperature: 30°F Wind Speed: 10 mph Wind Direction: NW Forecast: Mostly cloudy, with a high near 30. |
Wednesday Night |
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Temperature: 14°F Wind Speed: 5 to 10 mph Wind Direction: NW Forecast: A slight chance of snow before midnight. Mostly cloudy, with a low around 14. |
New Year's Day |
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Temperature: 23°F Wind Speed: 5 to 10 mph Wind Direction: NW Forecast: Mostly sunny, with a high near 23. |
Thursday Night |
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Temperature: 13°F Wind Speed: 5 mph Wind Direction: W Forecast: Partly cloudy, with a low around 13. |
Friday |
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Temperature: 29°F Wind Speed: 5 mph Wind Direction: W Forecast: Partly sunny, with a high near 29. |
Friday Night |
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Temperature: 17°F Wind Speed: 5 mph Wind Direction: NW Forecast: Mostly cloudy, with a low around 17. |
Saturday |
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Temperature: 31°F Wind Speed: 5 to 10 mph Wind Direction: W Forecast: Mostly sunny, with a high near 31. |
Saturday Night |
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Temperature: 14°F Wind Speed: 5 mph Wind Direction: W Forecast: Partly cloudy, with a low around 14. |