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Alton, MO
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7-Day Forecast
Tonight
Chance T-storms and Patchy Fog
Low: 67°
A 30% chance of showers and thunderstorms, mainly after 5am. Patchy fog between midnight and 1am. Otherwise, mostly cloudy with a low around 67. Calm wind.
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Saturday
T-storms Likely and Patchy Fog
High: 78°
Showers and thunderstorms likely, mainly between 1pm and 4pm. Patchy fog before 7am. Otherwise, mostly cloudy with a high near 78. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
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Saturday Night
Chance T-storms
Low: 68°
A 40% chance of showers and thunderstorms. Mostly cloudy with a low around 68. Southeast wind around 5 mph becoming calm in the evening.
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Sunday
Chance T-storms
High: 85°
A chance of showers with thunderstorms also possible after 10am. Partly sunny with a high near 85. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 50%.
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Sunday Night
Partly Cloudy
Low: 69°
Partly cloudy with a low around 69. South wind 3 to 6 mph.
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Monday
Mostly Sunny
High: 90°
Mostly sunny with a high near 90.
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Monday Night
Mostly Clear
Low: 72°
Mostly clear with a low around 72.
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Tuesday
Hot
High: 94°
Sunny and hot with a high near 94.
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Tuesday Night
Mostly Clear
Low: 73°
Mostly clear with a low around 73.
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Wednesday
Hot
High: 95°
Sunny and hot with a high near 95.
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Wednesday Night
Mostly Clear
Low: 71°
Mostly clear with a low around 71.
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Thursday
Hot
High: 95°
Sunny and hot with a high near 95.
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Thursday Night
Mostly Clear
Low: 71°
Mostly clear with a low around 71.
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Friday
Hot
High: 92°
Sunny and hot with a high near 92.
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Source: National Weather Service
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