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Alton, IL
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55°
Last Updated on Apr 22 2021, 1:47 pm CDT
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Current Conditions | Fair | Relative Humidity | 38% | Wind | North at 5.8 MPH (5 KT) | Pressure | 30.21 mb | Dewpoint | 30.2 F (-1.0 C) | Wind Chill | 54 F (12 C) | Visibility | 10.00 miles |
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7-Day Forecast
This Afternoon
Sunny
High: 58°
Sunny with a high near 58. Northwest wind around 6 mph becoming southwest.
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Tonight
Mostly Cloudy then Showers Likely
Low: 42°
Showers likely, mainly after 3am. Increasing clouds with a low around 42. Southeast wind 5 to 8 mph. Chance of precipitation is 60%.
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Friday
Showers Likely
High: 58°
Showers likely with thunderstorms also possible after 1pm. Cloudy with a high near 58. Southeast wind 9 to 16 mph with gusts as high as 25 mph. Chance of precipitation is 60%.
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Friday Night
Showers
Low: 50°
Showers and possibly a thunderstorm. Low around 50. Southeast wind 7 to 13 mph. Chance of precipitation is 90%.
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Saturday
Showers Likely
High: 62°
Showers likely, mainly before 1pm. Mostly cloudy with a high near 62. East wind 5 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 70%.
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Saturday Night
Mostly Clear
Low: 43°
Mostly clear with a low around 43.
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Sunday
Sunny
High: 69°
Sunny with a high near 69.
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Sunday Night
Mostly Clear
Low: 51°
Mostly clear with a low around 51.
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Monday
Sunny then Sunny and Breezy
High: 81°
Sunny with a high near 81. Breezy.
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Monday Night
Partly Cloudy
Low: 62°
Partly cloudy with a low around 62.
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Tuesday
Mostly Sunny then Slight Chance T-storms
High: 82°
A 20% chance of showers and thunderstorms. Partly sunny with a high near 82.
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Tuesday Night
Showers Likely
Low: 64°
Showers likely and possibly a thunderstorm. Mostly cloudy with a low around 64. Chance of precipitation is 60%.
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Wednesday
Showers Likely
High: 75°
Showers likely and possibly a thunderstorm. Mostly cloudy with a high near 75. Chance of precipitation is 70%.
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Source: National Weather Service
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