Hourly Weather Forecast - Algonquin, IL

12 AM
30°F
10%
7mph
WNW
Clear
Humidity
73%
Feels like
23°F
Dew Point
22°F
1 AM
28°F
10%
6mph
WNW
Clear
Humidity
71%
Feels like
22°F
Dew Point
20°F
2 AM
28°F
10%
6mph
WNW
Clear
Humidity
70%
Feels like
21°F
Dew Point
19°F
3 AM
27°F
10%
6mph
WNW
Clear
Humidity
68%
Feels like
20°F
Dew Point
18°F
4 AM
26°F
10%
5mph
WNW
Clear
Humidity
67%
Feels like
20°F
Dew Point
17°F
5 AM
26°F
10%
5mph
NW
Clear
Humidity
66%
Feels like
19°F
Dew Point
16°F
6 AM
25°F
10%
5mph
NW
Clear
Humidity
64%
Feels like
19°F
Dew Point
15°F
7 AM
26°F
0%
4mph
NW
Clear
Humidity
66%
Feels like
20°F
Dew Point
16°F
7:18 AM
8 AM
26°F
10%
4mph
WNW
Sunny
Humidity
65%
Feels like
21°F
Dew Point
16°F
9 AM
26°F
10%
4mph
WNW
Sunny
Humidity
62%
Feels like
22°F
Dew Point
15°F
10 AM
27°F
10%
3mph
WNW
Partly Cloudy
Humidity
60%
Feels like
24°F
Dew Point
15°F
11 AM
28°F
20%
3mph
WNW
Mostly Cloudy
Humidity
57%
Feels like
28°F
Dew Point
15°F
12 PM
29°F
20%
2mph
NW
Cloudy
Humidity
57%
Feels like
29°F
Dew Point
15°F
1 PM
29°F
20%
2mph
WNW
Cloudy
Humidity
56%
Feels like
29°F
Dew Point
15°F
2 PM
29°F
20%
2mph
WNW
Cloudy
Humidity
56%
Feels like
29°F
Dew Point
16°F
3 PM
29°F
20%
1mph
WNW
Cloudy
Humidity
58%
Feels like
29°F
Dew Point
16°F
4 PM
29°F
20%
1mph
WNW
Cloudy
Humidity
61%
Feels like
29°F
Dew Point
17°F
4:24 PM
5 PM
28°F
20%
1mph
NW
Cloudy
Humidity
66%
Feels like
28°F
Dew Point
18°F
6 PM
28°F
20%
1mph
NNW
Cloudy
Humidity
70%
Feels like
28°F
Dew Point
19°F
7 PM
28°F
10%
2mph
NNW
Cloudy
Humidity
73%
Feels like
28°F
Dew Point
20°F
8 PM
27°F
10%
2mph
NNW
Cloudy
Humidity
74%
Feels like
27°F
Dew Point
20°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday'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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