Hourly Weather Forecast - Altamont, IL

12 AM
42°F
20%
7mph
SSW
Partly Cloudy
Humidity
83%
Feels like
37°F
Dew Point
37°F
1 AM
42°F
20%
7mph
SSW
Partly Cloudy
Humidity
86%
Feels like
38°F
Dew Point
38°F
2 AM
43°F
20%
7mph
SSW
Mostly Clear
Humidity
90%
Feels like
38°F
Dew Point
40°F
3 AM
43°F
20%
7mph
SSW
Hazy
Humidity
93%
Feels like
38°F
Dew Point
41°F
4 AM
43°F
20%
7mph
SSW
Hazy
Humidity
97%
Feels like
38°F
Dew Point
42°F
5 AM
42°F
20%
6mph
SSW
Foggy
Humidity
100%
Feels like
38°F
Dew Point
42°F
6 AM
42°F
20%
6mph
SSW
Foggy
Humidity
100%
Feels like
38°F
Dew Point
42°F
7 AM
43°F
20%
6mph
SSW
Foggy
Humidity
100%
Feels like
39°F
Dew Point
43°F
7:11 AM
8 AM
44°F
30%
6mph
SSW
30% Chance Rain Showers
Humidity
100%
Feels like
40°F
Dew Point
44°F
9 AM
46°F
30%
7mph
SW
30% Chance Rain Showers
Humidity
100%
Feels like
42°F
Dew Point
46°F
10 AM
48°F
40%
7mph
SW
40% Chance Rain Showers
Humidity
100%
Feels like
45°F
Dew Point
48°F
11 AM
50°F
50%
7mph
SW
50% Chance Rain Showers
Humidity
98%
Feels like
50°F
Dew Point
49°F
12 PM
52°F
40%
6mph
SW
40% Chance Rain Showers
Humidity
94%
Feels like
52°F
Dew Point
51°F
1 PM
53°F
40%
6mph
SW
40% Chance Rain Showers
Humidity
91%
Feels like
53°F
Dew Point
51°F
2 PM
54°F
30%
6mph
SW
30% Chance Rain Showers
Humidity
89%
Feels like
54°F
Dew Point
51°F
3 PM
54°F
20%
5mph
SW
Partly Cloudy
Humidity
90%
Feels like
54°F
Dew Point
51°F
4 PM
53°F
20%
4mph
SW
Partly Cloudy
Humidity
92%
Feels like
53°F
Dew Point
51°F
4:36 PM
5 PM
52°F
20%
4mph
SW
Mostly Cloudy
Humidity
95%
Feels like
52°F
Dew Point
51°F
6 PM
50°F
20%
4mph
SSW
Foggy
Humidity
100%
Feels like
50°F
Dew Point
50°F
7 PM
49°F
20%
3mph
SSW
Foggy
Humidity
99%
Feels like
49°F
Dew Point
49°F
8 PM
48°F
20%
3mph
SSW
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
9 PM
49°F
30%
3mph
SSW
30% Chance Rain Showers
Humidity
100%
Feels like
48°F
Dew Point
49°F
10 PM
48°F
30%
3mph
SSW
30% Chance Rain Showers
Humidity
100%
Feels like
48°F
Dew Point
48°F
11 PM
47°F
40%
3mph
S
40% Chance Rain Showers
Humidity
100%
Feels like
46°F
Dew Point
47°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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