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O Fallon, IL
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46°
Last Updated on Apr 25 2024, 1:55 am CDT
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Current Conditions | Fair | Relative Humidity | 83% | Wind | East at 3.5 MPH (3 KT) | Pressure | 30.24 mb | Dewpoint | 41.4 F (5.2 C) | Visibility | 10.00 miles |
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7-Day Forecast
Tonight
Mostly Cloudy then Showers Likely
Low: 50°
A chance of showers before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy with a low around 50. East wind 6 to 10 mph with gusts as high as 23 mph. Chance of precipitation is 60%.
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Friday
Showers then Showers Likely
High: 75°
Showers and thunderstorms, mainly before 4pm. High near 75. Southeast wind 11 to 18 mph with gusts as high as 32 mph. Chance of precipitation is 90%.
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Friday Night
Chance T-storms
Low: 65°
A 50% chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy with a low around 65. South wind around 14 mph with gusts as high as 28 mph.
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Saturday
Chance T-storms and Breezy
High: 80°
A 50% chance of showers and thunderstorms. Partly sunny with a high near 80. Breezy with a south wind 20 to 22 mph with gusts as high as 34 mph.
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Saturday Night
Mostly Cloudy and Breezy
Low: 67°
Mostly cloudy with a low around 67. Breezy with a south wind 15 to 21 mph with gusts as high as 31 mph.
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Sunday
Chance Showers and Breezy
High: 81°
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny with a high near 81. Breezy. Chance of precipitation is 30%.
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Sunday Night
Showers and Breezy
Low: 64°
Showers and possibly a thunderstorm. Low around 64. Breezy. Chance of precipitation is 80%.
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Monday
Showers Likely
High: 76°
Showers likely and possibly a thunderstorm. Mostly cloudy with a high near 76. Chance of precipitation is 70%.
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Monday Night
Chance T-storms
Low: 57°
A 30% chance of showers and thunderstorms before 1am. Partly cloudy with a low around 57.
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Tuesday
Sunny then Slight Chance T-storms
High: 82°
A 20% chance of showers and thunderstorms after 1pm. Sunny with a high near 82.
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Tuesday Night
Slight Chance T-storms
Low: 61°
A 20% chance of showers and thunderstorms. Partly cloudy with a low around 61.
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Wednesday
Chance T-storms
High: 81°
A 30% chance of showers and thunderstorms. Mostly sunny with a high near 81.
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Wednesday Night
Slight Chance T-storms
Low: 58°
A 20% chance of showers and thunderstorms. Mostly cloudy with a low around 58.
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Thursday
Mostly Sunny then Chance Showers
High: 76°
A 30% chance of showers. Mostly sunny with a high near 76.
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Source: National Weather Service
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