Hourly Weather Forecast - Algonquin, IL

12 AM
26°F
10%
9mph
S
Partly Cloudy
Humidity
58%
Feels like
18°F
Dew Point
14°F
1 AM
27°F
10%
9mph
S
Partly Cloudy
Humidity
59%
Feels like
18°F
Dew Point
15°F
2 AM
28°F
10%
9mph
S
Partly Cloudy
Humidity
61%
Feels like
19°F
Dew Point
16°F
3 AM
29°F
10%
9mph
S
Partly Cloudy
Humidity
62%
Feels like
20°F
Dew Point
17°F
4 AM
29°F
10%
9mph
SSW
Partly Cloudy
Humidity
63%
Feels like
21°F
Dew Point
19°F
5 AM
30°F
10%
9mph
SSW
Mostly Cloudy
Humidity
64%
Feels like
22°F
Dew Point
20°F
6 AM
31°F
10%
9mph
SSW
Cloudy
Humidity
65%
Feels like
23°F
Dew Point
21°F
7 AM
32°F
10%
9mph
SSW
Cloudy
Humidity
64%
Feels like
25°F
Dew Point
22°F
7:17 AM
8 AM
34°F
10%
9mph
SSW
Cloudy
Humidity
63%
Feels like
27°F
Dew Point
23°F
9 AM
36°F
10%
9mph
SSW
Cloudy
Humidity
61%
Feels like
29°F
Dew Point
24°F
10 AM
38°F
10%
9mph
SW
Cloudy
Humidity
59%
Feels like
31°F
Dew Point
25°F
11 AM
39°F
10%
8mph
SW
Cloudy
Humidity
57%
Feels like
33°F
Dew Point
25°F
12 PM
40°F
10%
8mph
WSW
Cloudy
Humidity
56%
Feels like
34°F
Dew Point
25°F
1 PM
40°F
0%
7mph
WSW
Mostly Cloudy
Humidity
56%
Feels like
35°F
Dew Point
26°F
2 PM
40°F
0%
7mph
WSW
Partly Cloudy
Humidity
58%
Feels like
35°F
Dew Point
26°F
3 PM
39°F
0%
6mph
W
Partly Cloudy
Humidity
61%
Feels like
34°F
Dew Point
26°F
4 PM
38°F
10%
6mph
W
Mostly Sunny
Humidity
64%
Feels like
33°F
Dew Point
27°F
4:23 PM
5 PM
36°F
10%
6mph
W
Partly Cloudy
Humidity
69%
Feels like
31°F
Dew Point
27°F
6 PM
35°F
10%
6mph
W
Partly Cloudy
Humidity
72%
Feels like
30°F
Dew Point
27°F
7 PM
34°F
0%
6mph
W
Partly Cloudy
Humidity
75%
Feels like
28°F
Dew Point
27°F
8 PM
33°F
0%
7mph
W
Partly Cloudy
Humidity
76%
Feels like
27°F
Dew Point
26°F
9 PM
32°F
0%
7mph
W
Partly Cloudy
Humidity
75%
Feels like
26°F
Dew Point
25°F
10 PM
31°F
0%
8mph
W
Partly Cloudy
Humidity
72%
Feels like
24°F
Dew Point
23°F
11 PM
30°F
10%
8mph
WNW
Partly Cloudy
Humidity
69%
Feels like
22°F
Dew Point
21°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.

Tuesday's Weather Outlook

Today'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

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