Alton, IL
Right Now
73°
Mostly Cloudy
- Humidity: 32%
- Feels Like: 73°
- Heat Index: 73°
- Wind: 18 mph
- Wind Chill: 73°
- UV Index: 0 Low
- Sunrise: 05:55:30 AM
- Sunset: 07:59:11 PM
- Dew Point: 42°
- Visibility: 10 mi
Today
Partly cloudy this evening with more clouds for overnight. Low 48F. NE winds at 10 to 20 mph, decreasing to 5 to 10 mph.
Tonight
Partly cloudy this evening with more clouds for overnight. Low 48F. NE winds at 10 to 20 mph, decreasing to 5 to 10 mph.
Tomorrow
Cloudy with showers. High 57F. Winds ESE at 10 to 20 mph. Chance of rain 40%.
Next 12 Hours
Time
Temp
Precip
5 PM
73°
2%
5 PM
73°
Wind: WNW @ 17mph
Precip: 2% Chance
Humidity: 33%
Wind Chill: 73°
Heat Index: 73°
UV Index: 2 Low
Visibility: 10 mi
6 PM
71°
1%
6 PM
71°
Wind: NW @ 14mph
Precip: 1% Chance
Humidity: 36%
Wind Chill: 71°
Heat Index: 71°
UV Index: 1 Low
Visibility: 10 mi
7 PM
68°
1%
7 PM
68°
Wind: NNW @ 11mph
Precip: 1% Chance
Humidity: 40%
Wind Chill: 68°
Heat Index: 68°
UV Index: 0 Low
Visibility: 10 mi
8 PM
63°
1%
8 PM
63°
Wind: N @ 8mph
Precip: 1% Chance
Humidity: 47%
Wind Chill: 63°
Heat Index: 63°
UV Index: 0 Low
Visibility: 10 mi
9 PM
58°
1%
9 PM
58°
Wind: NNE @ 7mph
Precip: 1% Chance
Humidity: 54%
Wind Chill: 58°
Heat Index: 58°
UV Index: 0 Low
Visibility: 10 mi
10 PM
56°
1%
10 PM
56°
Wind: NE @ 7mph
Precip: 1% Chance
Humidity: 58%
Wind Chill: 54°
Heat Index: 56°
UV Index: 0 Low
Visibility: 10 mi
11 PM
54°
1%
11 PM
54°
Wind: NE @ 5mph
Precip: 1% Chance
Humidity: 59%
Wind Chill: 53°
Heat Index: 54°
UV Index: 0 Low
Visibility: 10 mi
12 AM
53°
1%
12 AM
53°
Wind: ENE @ 5mph
Precip: 1% Chance
Humidity: 64%
Wind Chill: 51°
Heat Index: 53°
UV Index: 0 Low
Visibility: 10 mi
1 AM
52°
1%
1 AM
52°
Wind: ENE @ 4mph
Precip: 1% Chance
Humidity: 63%
Wind Chill: 52°
Heat Index: 52°
UV Index: 0 Low
Visibility: 10 mi
2 AM
52°
1%
2 AM
52°
Wind: ENE @ 3mph
Precip: 1% Chance
Humidity: 63%
Wind Chill: 52°
Heat Index: 52°
UV Index: 0 Low
Visibility: 10 mi
3 AM
52°
3%
3 AM
52°
Wind: E @ 4mph
Precip: 3% Chance
Humidity: 62%
Wind Chill: 51°
Heat Index: 52°
UV Index: 0 Low
Visibility: 10 mi
4 AM
50°
3%
4 AM
50°
Wind: E @ 6mph
Precip: 3% Chance
Humidity: 63%
Wind Chill: 48°
Heat Index: 50°
UV Index: 0 Low
Visibility: 10 mi
