Alton, IL

Right Now
76°
Sunny
  • Humidity: 59%
  • Feels Like: 76°
  • Heat Index: 76°
  • Wind: 3 mph
  • Wind Chill: 76°
  • UV Index: 0 Low
  • Sunrise: 06:04:41 AM
  • Sunset: 08:08:21 PM
  • Dew Point: 60°
  • Visibility: 10 mi

Today

Clear skies. Low 61F. Winds light and variable.

Tonight

Clear skies. Low 61F. Winds light and variable.

Tomorrow

Sunshine and some clouds. High 87F. Winds SSE at 5 to 10 mph.

Next 12 Hours

Time
Temp
Precip
9 PM
71°
2%
9 PM
71°

Wind: ENE @ 3mph

Precip: 2% Chance

Humidity: 75%

Wind Chill: 71°

Heat Index: 71°

UV Index: 0 Low

Visibility: 10 mi

10 PM
69°
2%
10 PM
69°

Wind: ENE @ 2mph

Precip: 2% Chance

Humidity: 82%

Wind Chill: 69°

Heat Index: 69°

UV Index: 0 Low

Visibility: 10 mi

11 PM
67°
2%
11 PM
67°

Wind: E @ 0mph

Precip: 2% Chance

Humidity: 86%

Wind Chill: 67°

Heat Index: 67°

UV Index: 0 Low

Visibility: 9 mi

12 AM
66°
2%
12 AM
66°

Wind: E @ 0mph

Precip: 2% Chance

Humidity: 86%

Wind Chill: 66°

Heat Index: 66°

UV Index: 0 Low

Visibility: 9 mi

1 AM
65°
2%
1 AM
65°

Wind: E @ 0mph

Precip: 2% Chance

Humidity: 89%

Wind Chill: 65°

Heat Index: 65°

UV Index: 0 Low

Visibility: 9 mi

2 AM
65°
2%
2 AM
65°

Wind: ESE @ 0mph

Precip: 2% Chance

Humidity: 90%

Wind Chill: 65°

Heat Index: 65°

UV Index: 0 Low

Visibility: 9 mi

3 AM
64°
4%
3 AM
64°

Wind: SE @ 0mph

Precip: 4% Chance

Humidity: 90%

Wind Chill: 64°

Heat Index: 64°

UV Index: 0 Low

Visibility: 8 mi

4 AM
63°
7%
4 AM
63°

Wind: SE @ 0mph

Precip: 7% Chance

Humidity: 92%

Wind Chill: 63°

Heat Index: 63°

UV Index: 0 Low

Visibility: 8 mi

5 AM
63°
7%
5 AM
63°

Wind: ESE @ 0mph

Precip: 7% Chance

Humidity: 91%

Wind Chill: 63°

Heat Index: 63°

UV Index: 0 Low

Visibility: 7 mi

6 AM
62°
7%
6 AM
62°

Wind: SE @ 1mph

Precip: 7% Chance

Humidity: 91%

Wind Chill: 62°

Heat Index: 62°

UV Index: 0 Low

Visibility: 7 mi

7 AM
63°
7%
7 AM
63°

Wind: SE @ 1mph

Precip: 7% Chance

Humidity: 90%

Wind Chill: 63°

Heat Index: 63°

UV Index: 0 Low

Visibility: 7 mi

8 AM
68°
5%
8 AM
68°

Wind: SSE @ 2mph

Precip: 5% Chance

Humidity: 83%

Wind Chill: 68°

Heat Index: 69°

UV Index: 1 Low

Visibility: 9 mi