Hourly Weather Forecast - Sioux City, IA

12 AM
35°F
10%
8mph
NNW
Cloudy
Humidity
81%
Feels like
28°F
Dew Point
30°F
1 AM
34°F
10%
7mph
NNW
Cloudy
Humidity
82%
Feels like
27°F
Dew Point
29°F
2 AM
32°F
10%
6mph
NNW
Mostly Cloudy
Humidity
83%
Feels like
27°F
Dew Point
28°F
3 AM
31°F
10%
5mph
NNW
Mostly Cloudy
Humidity
85%
Feels like
26°F
Dew Point
27°F
4 AM
31°F
0%
5mph
NNW
Mostly Cloudy
Humidity
85%
Feels like
26°F
Dew Point
27°F
5 AM
31°F
0%
4mph
NNW
Mostly Cloudy
Humidity
85%
Feels like
27°F
Dew Point
27°F
6 AM
32°F
0%
4mph
NNW
Mostly Cloudy
Humidity
82%
Feels like
28°F
Dew Point
27°F
7 AM
32°F
0%
4mph
NNW
Mostly Cloudy
Humidity
81%
Feels like
28°F
Dew Point
27°F
7:53 AM
8 AM
33°F
10%
4mph
N
Mostly Cloudy
Humidity
78%
Feels like
30°F
Dew Point
27°F
9 AM
35°F
10%
4mph
NNE
Mostly Cloudy
Humidity
75%
Feels like
31°F
Dew Point
27°F
10 AM
35°F
10%
4mph
NE
Mostly Cloudy
Humidity
73%
Feels like
32°F
Dew Point
28°F
11 AM
36°F
20%
5mph
ESE
Mostly Cloudy
Humidity
72%
Feels like
32°F
Dew Point
28°F
12 PM
37°F
20%
5mph
SE
Partly Cloudy
Humidity
70%
Feels like
33°F
Dew Point
28°F
1 PM
38°F
10%
5mph
SE
Partly Cloudy
Humidity
68%
Feels like
35°F
Dew Point
29°F
2 PM
40°F
10%
5mph
SSE
Mostly Sunny
Humidity
68%
Feels like
36°F
Dew Point
30°F
3 PM
40°F
10%
5mph
SSE
Sunny
Humidity
68%
Feels like
37°F
Dew Point
31°F
4 PM
40°F
10%
5mph
SSE
Sunny
Humidity
71%
Feels like
36°F
Dew Point
31°F
4:58 PM
5 PM
39°F
10%
5mph
SSE
Mostly Clear
Humidity
73%
Feels like
35°F
Dew Point
31°F
6 PM
37°F
10%
5mph
SSE
Mostly Clear
Humidity
76%
Feels like
34°F
Dew Point
31°F
7 PM
36°F
10%
5mph
SSE
Mostly Clear
Humidity
77%
Feels like
31°F
Dew Point
29°F
8 PM
35°F
0%
5mph
SSE
Mostly Clear
Humidity
78%
Feels like
30°F
Dew Point
29°F
9 PM
34°F
0%
5mph
SSE
Mostly Clear
Humidity
79%
Feels like
29°F
Dew Point
28°F
10 PM
33°F
0%
5mph
SSE
Mostly Clear
Humidity
80%
Feels like
28°F
Dew Point
28°F
11 PM
32°F
0%
5mph
SSE
Mostly Clear
Humidity
81%
Feels like
27°F
Dew Point
27°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

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Today's Weather Outlook

Today's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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