Hourly Weather Forecast - Mason City Junction, IA

12 AM
38°F
0%
18mph
NW
Partly Cloudy
Humidity
81%
Feels like
28°F
Dew Point
33°F
1 AM
36°F
0%
17mph
NW
Partly Cloudy
Humidity
81%
Feels like
26°F
Dew Point
31°F
2 AM
33°F
0%
14mph
NW
Mostly Clear
Humidity
85%
Feels like
23°F
Dew Point
29°F
3 AM
31°F
0%
13mph
NW
Mostly Clear
Humidity
87%
Feels like
21°F
Dew Point
28°F
4 AM
29°F
0%
11mph
NW
Partly Cloudy
Humidity
91%
Feels like
20°F
Dew Point
27°F
5 AM
28°F
0%
9mph
NW
Partly Cloudy
Humidity
92%
Feels like
19°F
Dew Point
26°F
6 AM
26°F
0%
7mph
WNW
Partly Cloudy
Humidity
95%
Feels like
18°F
Dew Point
25°F
7 AM
25°F
0%
6mph
W
Partly Cloudy
Humidity
95%
Feels like
18°F
Dew Point
24°F
7:38 AM
8 AM
25°F
0%
5mph
WSW
Partly Cloudy
Humidity
95%
Feels like
18°F
Dew Point
24°F
9 AM
26°F
0%
5mph
SW
Partly Cloudy
Humidity
92%
Feels like
20°F
Dew Point
24°F
10 AM
28°F
0%
6mph
SSW
Partly Cloudy
Humidity
92%
Feels like
21°F
Dew Point
26°F
11 AM
30°F
0%
8mph
S
Partly Cloudy
Humidity
90%
Feels like
22°F
Dew Point
27°F
12 PM
31°F
0%
10mph
SSE
Partly Cloudy
Humidity
90%
Feels like
23°F
Dew Point
29°F
1 PM
33°F
0%
12mph
SSE
Partly Cloudy
Humidity
88%
Feels like
24°F
Dew Point
30°F
2 PM
33°F
0%
15mph
SSE
Partly Cloudy
Humidity
87%
Feels like
23°F
Dew Point
29°F
3 PM
33°F
0%
17mph
SSE
Partly Cloudy
Humidity
85%
Feels like
22°F
Dew Point
29°F
4 PM
32°F
0%
18mph
SSE
Mostly Sunny
Humidity
86%
Feels like
21°F
Dew Point
29°F
4:38 PM
5 PM
32°F
0%
20mph
SSE
Partly Cloudy
Humidity
85%
Feels like
21°F
Dew Point
28°F
6 PM
33°F
0%
21mph
SSE
Windy
Humidity
83%
Feels like
21°F
Dew Point
28°F
7 PM
33°F
0%
22mph
SSE
Windy
Humidity
83%
Feels like
21°F
Dew Point
29°F
8 PM
34°F
10%
23mph
SSE
Windy
Humidity
84%
Feels like
22°F
Dew Point
30°F
9 PM
35°F
10%
23mph
S
Windy
Humidity
85%
Feels like
23°F
Dew Point
31°F
10 PM
36°F
10%
23mph
S
Windy
Humidity
86%
Feels like
24°F
Dew Point
32°F
11 PM
36°F
20%
23mph
S
Windy
Humidity
89%
Feels like
25°F
Dew Point
33°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

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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