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Weather Forecast and Conditions for Alton, IL

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Current Conditions
79°
Feels like 79°
Mostly clear
Mostly clear
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Winds: ESE 4.8 mph
Humidity: 67%
Pressure: 29.88 inHg
Visibility: 15 miles
UV Index: 0
Precip today: 0 in
Dew Point: 67° F
Sunrise: 6:45 AM
Sunset: 7:03 PM
Today: Increasing clouds and hot; caution advised if doing strenuous activities outside
Tonight: Mainly clear, warm and humid
Updated September 19, 8:28 PM
Air Quality
AirQuality 60 Moderate
Grass 12 Moderate
Mold 3250 Low
Ragweed 275 High
Tree 7 Low
UVIndex 5 Moderate
5 Day Forecast
Saturday
09/19
Mostly cloudy
25%
100° / 68°
↓
Sunday
09/20
Partly sunny w/ t-storms
55%
87° / 66°
↓
Monday
09/21
Partly sunny w/ t-storms
55%
69° / 60°
↓
Tuesday
09/22
Cloudy
23%
66° / 52°
↓
Wednesday
09/23
Intermittent clouds
14%
70° / 54°
↓
Weather Cams

Alton Riverfront

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Weather data provided by AccuWeather API

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