Hourly Weather Forecast - Altona, IL

10 AM
36°F
10%
10mph
SW
Mostly Cloudy
Humidity
76%
Feels like
29°F
Dew Point
29°F
11 AM
38°F
10%
9mph
W
Mostly Cloudy
Humidity
75%
Feels like
31°F
Dew Point
31°F
12 PM
39°F
10%
12mph
NW
Mostly Cloudy
Humidity
74%
Feels like
31°F
Dew Point
31°F
1 PM
39°F
10%
12mph
NW
Mostly Cloudy
Humidity
74%
Feels like
31°F
Dew Point
31°F
2 PM
38°F
10%
12mph
NW
Mostly Cloudy
Humidity
74%
Feels like
30°F
Dew Point
30°F
3 PM
37°F
10%
11mph
NW
Mostly Cloudy
Humidity
74%
Feels like
29°F
Dew Point
29°F
4 PM
35°F
10%
10mph
NW
Partly Cloudy
Humidity
74%
Feels like
27°F
Dew Point
27°F
4:34 PM
5 PM
33°F
10%
9mph
NW
Partly Cloudy
Humidity
74%
Feels like
25°F
Dew Point
25°F
6 PM
31°F
10%
9mph
WNW
Mostly Clear
Humidity
75%
Feels like
23°F
Dew Point
24°F
7 PM
29°F
10%
9mph
WNW
Mostly Clear
Humidity
74%
Feels like
21°F
Dew Point
22°F
8 PM
29°F
10%
9mph
WNW
Mostly Clear
Humidity
74%
Feels like
21°F
Dew Point
21°F
9 PM
28°F
10%
8mph
WNW
Clear
Humidity
73%
Feels like
20°F
Dew Point
21°F
10 PM
28°F
10%
8mph
WNW
Clear
Humidity
74%
Feels like
19°F
Dew Point
20°F
11 PM
27°F
10%
7mph
WNW
Clear
Humidity
74%
Feels like
19°F
Dew Point
20°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Weekend Weather Outlook

Weekend Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide