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Alton, IL
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34°
Last Updated on Mar 28 2024, 1:35 am CDT
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Current Conditions | Fair | Relative Humidity | 87% | Wind | Calm | Pressure | 30.20 mb | Dewpoint | 30.2 F (-1.0 C) | Visibility | 10.00 miles |
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7-Day Forecast
Today
Sunny
High: 65°
Sunny with a high near 65. Light and variable wind becoming southwest 8 to 13 mph in the morning.
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Tonight
Mostly Clear
Low: 45°
Mostly clear with a low around 45. South wind around 7 mph.
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Friday
Mostly Sunny
High: 73°
Mostly sunny with a high near 73. Light south wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 25 mph.
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Friday Night
Chance Showers
Low: 57°
A 30% chance of showers. Mostly cloudy with a low around 57. South wind 14 to 16 mph with gusts as high as 25 mph.
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Saturday
Partly Sunny then Slight Chance Showers
High: 76°
A 20% chance of showers after 1pm. Partly sunny with a high near 76. West wind 10 to 13 mph with gusts as high as 20 mph.
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Saturday Night
Chance Showers
Low: 51°
A chance of showers with thunderstorms also possible after 4am. Mostly cloudy with a low around 51. Chance of precipitation is 30%.
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Sunday
Chance T-storms
High: 75°
A 50% chance of showers and thunderstorms. Partly sunny with a high near 75.
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Sunday Night
Chance T-storms
Low: 60°
A 50% chance of showers and thunderstorms. Mostly cloudy with a low around 60.
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Monday
Showers
High: 78°
Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 80%.
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Monday Night
Showers Likely and Breezy
Low: 50°
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy with a low around 50. Breezy. Chance of precipitation is 70%.
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Tuesday
Slight Chance T-storms
High: 62°
A 20% chance of showers and thunderstorms. Partly sunny with a high near 62.
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Tuesday Night
Partly Cloudy
Low: 38°
Partly cloudy with a low around 38.
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Wednesday
Sunny
High: 59°
Sunny with a high near 59.
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Source: National Weather Service
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