Hourly Weather Forecast - Alton, IL

12 AM
22°F
0%
6mph
NW
Clear
Humidity
50%
Feels like
14°F
Dew Point
6°F
1 AM
21°F
0%
6mph
NW
Clear
Humidity
51%
Feels like
13°F
Dew Point
6°F
2 AM
20°F
0%
6mph
NW
Clear
Humidity
52%
Feels like
11°F
Dew Point
5°F
3 AM
19°F
0%
6mph
NW
Mostly Clear
Humidity
54%
Feels like
11°F
Dew Point
5°F
4 AM
18°F
0%
5mph
NNW
Mostly Clear
Humidity
55%
Feels like
10°F
Dew Point
5°F
5 AM
18°F
0%
5mph
NNW
Mostly Clear
Humidity
56%
Feels like
10°F
Dew Point
5°F
6 AM
17°F
0%
5mph
NNW
Partly Cloudy
Humidity
57%
Feels like
10°F
Dew Point
5°F
7 AM
18°F
0%
5mph
NW
Partly Cloudy
Humidity
56%
Feels like
11°F
Dew Point
5°F
7:09 AM
8 AM
20°F
10%
5mph
WNW
Mostly Cloudy
Humidity
58%
Feels like
13°F
Dew Point
7°F
9 AM
22°F
10%
5mph
W
Mostly Cloudy
Humidity
54%
Feels like
16°F
Dew Point
8°F
10 AM
25°F
10%
6mph
W
Mostly Cloudy
Humidity
48%
Feels like
18°F
Dew Point
9°F
11 AM
28°F
10%
6mph
WSW
Mostly Cloudy
Humidity
43%
Feels like
22°F
Dew Point
9°F
12 PM
31°F
10%
6mph
SW
Cloudy
Humidity
39%
Feels like
25°F
Dew Point
10°F
1 PM
33°F
10%
6mph
SSW
Cloudy
Humidity
38%
Feels like
27°F
Dew Point
11°F
2 PM
35°F
10%
7mph
SSW
Cloudy
Humidity
38%
Feels like
29°F
Dew Point
12°F
3 PM
35°F
10%
7mph
S
Mostly Cloudy
Humidity
40%
Feels like
30°F
Dew Point
13°F
4 PM
36°F
10%
6mph
S
Mostly Cloudy
Humidity
43%
Feels like
30°F
Dew Point
15°F
5 PM
36°F
10%
6mph
SSE
Mostly Cloudy
Humidity
45%
Feels like
31°F
Dew Point
17°F
6 PM
36°F
10%
5mph
SE
Cloudy
Humidity
47%
Feels like
31°F
Dew Point
18°F
7 PM
36°F
20%
5mph
SE
Cloudy
Humidity
48%
Feels like
32°F
Dew Point
18°F
7:09 PM
8 PM
36°F
30%
5mph
ESE
30% Chance of Flurries
Humidity
48%
Feels like
32°F
Dew Point
19°F
9 PM
36°F
40%
6mph
SE
40% Chance of Flurries
Humidity
49%
Feels like
32°F
Dew Point
19°F
10 PM
36°F
40%
6mph
SE
40% Chance of Flurries
Humidity
50%
Feels like
31°F
Dew Point
20°F

Tonight's Severe Weather Outlook

Severe Storms Continue To Wreak Havoc on East, Gulf Coasts

Multiple rounds of severe storms will form today from the Gulf Coast to the Mid-Atlantic.

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

This John Deere riding mower continues to hum along. (Wikimedia Commons)

Spring Mower and Power Tool Seasonal Checklist

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