Hourly Weather Forecast - South Ottawa, IL

12 AM
26°F
10%
11mph
S
Cloudy
Humidity
61%
Feels like
16°F
Dew Point
14°F
1 AM
27°F
10%
11mph
S
Cloudy
Humidity
60%
Feels like
17°F
Dew Point
15°F
2 AM
28°F
20%
12mph
SSW
Cloudy
Humidity
63%
Feels like
17°F
Dew Point
17°F
3 AM
28°F
30%
12mph
SSW
30% Chance of Flurries
Humidity
66%
Feels like
18°F
Dew Point
18°F
4 AM
28°F
50%
12mph
SW
50% Chance of Flurries
Humidity
71%
Feels like
18°F
Dew Point
20°F
5 AM
28°F
50%
12mph
SW
50% Chance of Flurries
Humidity
78%
Feels like
18°F
Dew Point
22°F
6 AM
28°F
40%
12mph
WSW
40% Chance of Flurries
Humidity
84%
Feels like
17°F
Dew Point
23°F
7 AM
27°F
20%
12mph
WSW
Mostly Cloudy
Humidity
86%
Feels like
16°F
Dew Point
24°F
7:16 AM
8 AM
27°F
10%
13mph
W
Mostly Cloudy
Humidity
87%
Feels like
16°F
Dew Point
23°F
9 AM
26°F
10%
13mph
W
Mostly Cloudy
Humidity
87%
Feels like
15°F
Dew Point
23°F
10 AM
27°F
10%
14mph
W
Mostly Cloudy
Humidity
84%
Feels like
15°F
Dew Point
22°F
11 AM
27°F
0%
15mph
W
Partly Cloudy
Humidity
81%
Feels like
15°F
Dew Point
22°F
12 PM
27°F
0%
15mph
W
Partly Cloudy
Humidity
78%
Feels like
16°F
Dew Point
21°F
1 PM
28°F
0%
15mph
W
Partly Cloudy
Humidity
73%
Feels like
16°F
Dew Point
20°F
2 PM
29°F
0%
15mph
W
Partly Cloudy
Humidity
68%
Feels like
18°F
Dew Point
20°F
3 PM
29°F
0%
14mph
W
Partly Cloudy
Humidity
66%
Feels like
18°F
Dew Point
20°F
4 PM
29°F
0%
13mph
W
Partly Cloudy
Humidity
66%
Feels like
19°F
Dew Point
19°F
4:57 PM
5 PM
28°F
0%
11mph
WSW
Partly Cloudy
Humidity
65%
Feels like
19°F
Dew Point
18°F
6 PM
28°F
20%
10mph
WSW
Mostly Cloudy
Humidity
68%
Feels like
18°F
Dew Point
19°F
7 PM
28°F
40%
10mph
WSW
40% Chance Snow Showers
Humidity
70%
Feels like
19°F
Dew Point
19°F
8 PM
28°F
60%
11mph
SW
60% Chance Snow Showers
Humidity
72%
Feels like
19°F
Dew Point
20°F
9 PM
28°F
50%
11mph
SW
50% Chance Snow Showers
Humidity
73%
Feels like
19°F
Dew Point
21°F
10 PM
28°F
20%
11mph
WSW
Mostly Cloudy
Humidity
73%
Feels like
18°F
Dew Point
20°F
11 PM
27°F
10%
13mph
W
Mostly Cloudy
Humidity
71%
Feels like
16°F
Dew Point
19°F

Snow Forecast through Sunday

Series of Weather Systems Cover Great Lakes, East in Snow

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide