Hourly Weather Forecast - Alton, IL

12 AM
33°F
60%
19mph
WNW
60% Chance Frozen Mix
Humidity
77%
Feels like
22°F
Dew Point
27°F
1 AM
32°F
60%
19mph
WNW
60% Chance Snow Showers
Humidity
72%
Feels like
20°F
Dew Point
24°F
2 AM
30°F
50%
19mph
WNW
50% Chance Snow Showers
Humidity
71%
Feels like
18°F
Dew Point
22°F
3 AM
29°F
50%
19mph
WNW
50% Chance Snow Showers
Humidity
69%
Feels like
16°F
Dew Point
20°F
4 AM
28°F
50%
19mph
WNW
50% Chance Snow Showers
Humidity
70%
Feels like
15°F
Dew Point
19°F
5 AM
26°F
50%
18mph
WNW
50% Chance Snow Showers
Humidity
69%
Feels like
13°F
Dew Point
18°F
6 AM
25°F
50%
17mph
WNW
50% Chance Snow Showers
Humidity
69%
Feels like
12°F
Dew Point
17°F
7 AM
25°F
40%
17mph
WNW
40% Chance Snow Showers
Humidity
67%
Feels like
12°F
Dew Point
15°F
7:10 AM
8 AM
24°F
30%
16mph
WNW
30% Chance Snow Showers
Humidity
66%
Feels like
11°F
Dew Point
15°F
9 AM
24°F
20%
16mph
WNW
Sunny
Humidity
62%
Feels like
11°F
Dew Point
13°F
10 AM
25°F
10%
16mph
WNW
Sunny
Humidity
56%
Feels like
12°F
Dew Point
12°F
11 AM
26°F
10%
15mph
WNW
Sunny
Humidity
50%
Feels like
14°F
Dew Point
10°F
12 PM
27°F
10%
15mph
WNW
Sunny
Humidity
45%
Feels like
15°F
Dew Point
9°F
1 PM
28°F
10%
15mph
WNW
Sunny
Humidity
42%
Feels like
16°F
Dew Point
8°F
2 PM
29°F
10%
15mph
WNW
Sunny
Humidity
38%
Feels like
17°F
Dew Point
6°F
3 PM
29°F
10%
15mph
WNW
Sunny
Humidity
37%
Feels like
18°F
Dew Point
6°F
4 PM
29°F
10%
14mph
WNW
Sunny
Humidity
36%
Feels like
19°F
Dew Point
6°F
5 PM
29°F
10%
13mph
WNW
Sunny
Humidity
36%
Feels like
19°F
Dew Point
6°F
6 PM
29°F
10%
12mph
WNW
Sunny
Humidity
38%
Feels like
19°F
Dew Point
6°F
7 PM
28°F
10%
10mph
WNW
Sunny
Humidity
39%
Feels like
19°F
Dew Point
6°F
7:08 PM
8 PM
27°F
10%
9mph
WNW
Clear
Humidity
41%
Feels like
18°F
Dew Point
6°F
9 PM
26°F
10%
8mph
NW
Clear
Humidity
45%
Feels like
17°F
Dew Point
7°F
10 PM
25°F
0%
7mph
NW
Clear
Humidity
48%
Feels like
17°F
Dew Point
8°F
11 PM
24°F
0%
7mph
NW
Clear
Humidity
50%
Feels like
16°F
Dew Point
8°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.

Today's Weather Outlook

Today'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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Today's National Outlook

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Allergy Forecast

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