Alton, IL
Right Now
63°
Fog
- Humidity: 94%
- Feels Like: 63°
- Heat Index: 63°
- Wind: 2 mph
- Wind Chill: 63°
- UV Index: 10 Very High
- Sunrise: 06:01:49 AM
- Sunset: 08:11:30 PM
- Dew Point: 61°
- Visibility: 1.5 mi
Today
Partly cloudy. High 84F. Winds NW at 10 to 15 mph.
Tonight
Mainly clear skies. Low near 60F. Winds NE at 5 to 10 mph.
Tomorrow
Generally sunny despite a few afternoon clouds. High around 80F. Winds NE at 5 to 10 mph.
Next 12 Hours
Time
Temp
Precip
5 AM
62°
4%
5 AM
62°
Wind: WNW @ 2mph
Precip: 4% Chance
Humidity: 94%
Wind Chill: 62°
Heat Index: 62°
UV Index: 0 Low
Visibility: 2.7 mi
6 AM
62°
4%
6 AM
62°
Wind: WNW @ 2mph
Precip: 4% Chance
Humidity: 94%
Wind Chill: 62°
Heat Index: 62°
UV Index: 0 Low
Visibility: 2.6 mi
7 AM
64°
4%
7 AM
64°
Wind: WNW @ 4mph
Precip: 4% Chance
Humidity: 94%
Wind Chill: 64°
Heat Index: 64°
UV Index: 0 Low
Visibility: 3 mi
8 AM
66°
4%
8 AM
66°
Wind: W @ 5mph
Precip: 4% Chance
Humidity: 91%
Wind Chill: 66°
Heat Index: 66°
UV Index: 1 Low
Visibility: 5 mi
9 AM
68°
4%
9 AM
68°
Wind: W @ 6mph
Precip: 4% Chance
Humidity: 90%
Wind Chill: 68°
Heat Index: 68°
UV Index: 2 Low
Visibility: 8 mi
10 AM
72°
5%
10 AM
72°
Wind: WNW @ 7mph
Precip: 5% Chance
Humidity: 85%
Wind Chill: 72°
Heat Index: 72°
UV Index: 5 Moderate
Visibility: 9 mi
11 AM
77°
7%
11 AM
77°
Wind: NW @ 8mph
Precip: 7% Chance
Humidity: 75%
Wind Chill: 77°
Heat Index: 77°
UV Index: 7 High
Visibility: 10 mi
12 PM
80°
9%
12 PM
80°
Wind: NW @ 8mph
Precip: 9% Chance
Humidity: 68%
Wind Chill: 80°
Heat Index: 84°
UV Index: 9 Very High
Visibility: 10 mi
1 PM
81°
8%
1 PM
81°
Wind: NW @ 9mph
Precip: 8% Chance
Humidity: 63%
Wind Chill: 81°
Heat Index: 85°
UV Index: 10 Very High
Visibility: 10 mi
2 PM
82°
6%
2 PM
82°
Wind: NNW @ 10mph
Precip: 6% Chance
Humidity: 59%
Wind Chill: 82°
Heat Index: 86°
UV Index: 9 Very High
Visibility: 10 mi
3 PM
83°
5%
3 PM
83°
Wind: NNW @ 10mph
Precip: 5% Chance
Humidity: 57%
Wind Chill: 83°
Heat Index: 86°
UV Index: 7 High
Visibility: 10 mi
4 PM
83°
5%
4 PM
83°
Wind: N @ 11mph
Precip: 5% Chance
Humidity: 55%
Wind Chill: 83°
Heat Index: 86°
UV Index: 5 Moderate
Visibility: 10 mi
