Hourly Weather Forecast - Alton, IL

12 AM
63°F
70%
7mph
SSW
70% Chance of Rain
Humidity
84%
Feels like
63°F
Dew Point
58°F
1 AM
62°F
70%
7mph
SW
70% Chance of Rain
Humidity
85%
Feels like
62°F
Dew Point
57°F
2 AM
61°F
70%
7mph
WSW
70% Chance of Rain
Humidity
84%
Feels like
61°F
Dew Point
56°F
3 AM
60°F
70%
7mph
WSW
70% Chance of Rain
Humidity
84%
Feels like
60°F
Dew Point
55°F
4 AM
59°F
60%
7mph
W
60% Chance Rain Showers
Humidity
83%
Feels like
59°F
Dew Point
54°F
5 AM
58°F
50%
7mph
WNW
50% Chance Rain Showers
Humidity
83%
Feels like
58°F
Dew Point
53°F
6 AM
56°F
50%
7mph
WNW
50% Chance Rain Showers
Humidity
84%
Feels like
56°F
Dew Point
51°F
6:24 AM
7 AM
55°F
50%
6mph
WNW
50% Chance Rain Showers
Humidity
85%
Feels like
55°F
Dew Point
50°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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