Hourly Weather Forecast - Mason City, IL

9 AM
55°F
0%
6mph
SE
Sunny
Humidity
81%
Feels like
55°F
Dew Point
49°F
10 AM
60°F
0%
6mph
SE
Sunny
Humidity
72%
Feels like
60°F
Dew Point
50°F
11 AM
65°F
0%
7mph
SSE
Sunny
Humidity
63%
Feels like
65°F
Dew Point
52°F
12 PM
70°F
0%
8mph
S
Sunny
Humidity
55%
Feels like
70°F
Dew Point
53°F
1 PM
75°F
0%
9mph
S
Sunny
Humidity
49%
Feels like
75°F
Dew Point
54°F
2 PM
78°F
0%
9mph
SSW
Sunny
Humidity
44%
Feels like
78°F
Dew Point
55°F
3 PM
81°F
0%
10mph
SSW
Sunny
Humidity
40%
Feels like
81°F
Dew Point
55°F
4 PM
82°F
0%
10mph
SW
Sunny
Humidity
38%
Feels like
81°F
Dew Point
54°F
5 PM
81°F
0%
9mph
SW
Sunny
Humidity
39%
Feels like
81°F
Dew Point
53°F
6 PM
78°F
0%
8mph
SSW
Sunny
Humidity
42%
Feels like
78°F
Dew Point
53°F
7 PM
75°F
0%
7mph
SSW
Sunny
Humidity
46%
Feels like
75°F
Dew Point
53°F
7:11 PM
8 PM
72°F
0%
8mph
SSW
Clear
Humidity
50%
Feels like
72°F
Dew Point
53°F
9 PM
69°F
0%
8mph
S
Clear
Humidity
56%
Feels like
69°F
Dew Point
53°F
10 PM
67°F
0%
9mph
S
Clear
Humidity
62%
Feels like
67°F
Dew Point
54°F
11 PM
66°F
0%
9mph
SSW
Clear
Humidity
68%
Feels like
66°F
Dew Point
55°F

Today's High Temperature Outlook

Early Spring Heat Wave Zaps Southwest

Much of the Southwest will observe record-breaking heat through the weekend, with high temperatures reminiscent of mid-summer!

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide