Hourly Weather Forecast - Harristown, IL

12 AM
37°F
0%
11mph
SW
Mostly Cloudy
Humidity
81%
Feels like
30°F
Dew Point
32°F
1 AM
37°F
0%
11mph
SW
Mostly Cloudy
Humidity
84%
Feels like
30°F
Dew Point
32°F
2 AM
37°F
10%
9mph
WSW
Mostly Cloudy
Humidity
86%
Feels like
30°F
Dew Point
33°F
3 AM
36°F
10%
9mph
WSW
Mostly Cloudy
Humidity
88%
Feels like
29°F
Dew Point
33°F
4 AM
35°F
10%
8mph
WSW
Mostly Cloudy
Humidity
91%
Feels like
28°F
Dew Point
32°F
5 AM
33°F
10%
6mph
WSW
Partly Cloudy
Humidity
92%
Feels like
28°F
Dew Point
31°F
6 AM
32°F
10%
5mph
W
Partly Cloudy
Humidity
94%
Feels like
27°F
Dew Point
31°F
7 AM
32°F
10%
5mph
W
Partly Cloudy
Humidity
96%
Feels like
27°F
Dew Point
31°F
7:11 AM
8 AM
32°F
10%
4mph
WNW
Partly Cloudy
Humidity
97%
Feels like
28°F
Dew Point
31°F
9 AM
32°F
10%
3mph
NW
Partly Cloudy
Humidity
97%
Feels like
29°F
Dew Point
31°F
10 AM
34°F
10%
2mph
NNW
Partly Cloudy
Humidity
94%
Feels like
34°F
Dew Point
32°F
11 AM
35°F
10%
1mph
N
Partly Cloudy
Humidity
91%
Feels like
35°F
Dew Point
33°F
12 PM
37°F
10%
1mph
ENE
Mostly Cloudy
Humidity
88%
Feels like
37°F
Dew Point
34°F
1 PM
38°F
10%
2mph
ESE
Mostly Cloudy
Humidity
87%
Feels like
38°F
Dew Point
34°F
2 PM
38°F
10%
3mph
ESE
Mostly Sunny
Humidity
85%
Feels like
36°F
Dew Point
34°F
3 PM
38°F
10%
5mph
SE
Sunny
Humidity
85%
Feels like
34°F
Dew Point
34°F
4 PM
37°F
10%
6mph
SE
Sunny
Humidity
87%
Feels like
32°F
Dew Point
34°F
4:32 PM
5 PM
35°F
10%
8mph
SE
Hazy
Humidity
91%
Feels like
29°F
Dew Point
33°F
6 PM
35°F
10%
9mph
SE
Hazy
Humidity
94%
Feels like
27°F
Dew Point
33°F
7 PM
35°F
10%
11mph
SSE
Hazy
Humidity
95%
Feels like
27°F
Dew Point
34°F
8 PM
36°F
10%
12mph
SSE
Hazy
Humidity
95%
Feels like
28°F
Dew Point
35°F
9 PM
37°F
10%
13mph
SSE
Hazy
Humidity
96%
Feels like
28°F
Dew Point
36°F
10 PM
37°F
10%
13mph
SSE
Partly Cloudy
Humidity
97%
Feels like
29°F
Dew Point
37°F
11 PM
38°F
10%
14mph
S
Mostly Cloudy
Humidity
98%
Feels like
30°F
Dew Point
38°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Wednesday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide