Hourly Weather Forecast - Union, IA

12 AM
31°F
0%
5mph
ESE
Foggy
Humidity
100%
Feels like
26°F
Dew Point
31°F
1 AM
31°F
0%
5mph
ESE
Foggy
Humidity
100%
Feels like
26°F
Dew Point
31°F
2 AM
31°F
0%
5mph
ESE
Foggy
Humidity
100%
Feels like
27°F
Dew Point
31°F
3 AM
32°F
0%
5mph
ESE
Foggy
Humidity
100%
Feels like
27°F
Dew Point
32°F
4 AM
32°F
0%
5mph
ESE
Foggy
Humidity
100%
Feels like
27°F
Dew Point
32°F
5 AM
32°F
0%
5mph
ESE
Foggy
Humidity
100%
Feels like
27°F
Dew Point
32°F
6 AM
32°F
30%
5mph
ESE
30% Chance of Snow
Humidity
100%
Feels like
27°F
Dew Point
32°F
7 AM
33°F
30%
5mph
ESE
30% Chance Light Snow
Humidity
96%
Feels like
28°F
Dew Point
32°F
7:38 AM
8 AM
34°F
10%
6mph
ESE
Foggy
Humidity
99%
Feels like
29°F
Dew Point
34°F
9 AM
36°F
10%
6mph
ESE
Foggy
Humidity
99%
Feels like
31°F
Dew Point
36°F
10 AM
38°F
10%
7mph
SE
Cloudy
Humidity
97%
Feels like
33°F
Dew Point
37°F
11 AM
40°F
10%
7mph
SE
Cloudy
Humidity
96%
Feels like
35°F
Dew Point
39°F
12 PM
42°F
10%
7mph
SE
Cloudy
Humidity
95%
Feels like
37°F
Dew Point
40°F
1 PM
43°F
10%
7mph
SE
Cloudy
Humidity
93%
Feels like
39°F
Dew Point
41°F
2 PM
44°F
10%
7mph
SE
Cloudy
Humidity
92%
Feels like
40°F
Dew Point
42°F
3 PM
45°F
10%
7mph
SE
Cloudy
Humidity
93%
Feels like
41°F
Dew Point
43°F
4 PM
44°F
10%
7mph
SE
Cloudy
Humidity
92%
Feels like
40°F
Dew Point
42°F
4:45 PM
5 PM
43°F
30%
7mph
SE
30% Chance of Light Rain
Humidity
94%
Feels like
39°F
Dew Point
42°F
6 PM
43°F
30%
6mph
SE
30% Chance of Light Rain
Humidity
96%
Feels like
39°F
Dew Point
42°F

Forecast Peak Wind Gusts Today

Clipper System Blasts Central, Eastern U.S. With Winter Impacts

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

NOAA, NCDC

White Christmas? What Are The Odds

Friday's Weather Outlook

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

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