Hourly Weather Forecast - Portsmouth, OH

12 AM
24°F
0%
2mph
S
Mostly Clear
Humidity
73%
Feels like
24°F
Dew Point
17°F
1 AM
25°F
10%
2mph
S
Mostly Clear
Humidity
73%
Feels like
25°F
Dew Point
17°F
2 AM
25°F
10%
2mph
S
Clear
Humidity
74%
Feels like
25°F
Dew Point
18°F
3 AM
25°F
10%
2mph
SSE
Clear
Humidity
75%
Feels like
25°F
Dew Point
18°F
4 AM
25°F
10%
2mph
SSE
Clear
Humidity
77%
Feels like
25°F
Dew Point
19°F
5 AM
25°F
10%
3mph
SSE
Mostly Clear
Humidity
80%
Feels like
25°F
Dew Point
20°F
6 AM
25°F
10%
3mph
SSE
Partly Cloudy
Humidity
82%
Feels like
21°F
Dew Point
21°F
7 AM
26°F
10%
3mph
SSE
Partly Cloudy
Humidity
83%
Feels like
22°F
Dew Point
21°F
7:45 AM
8 AM
27°F
10%
4mph
S
Partly Cloudy
Humidity
81%
Feels like
23°F
Dew Point
22°F
9 AM
29°F
10%
4mph
S
Mostly Sunny
Humidity
76%
Feels like
25°F
Dew Point
23°F
10 AM
32°F
10%
5mph
S
Mostly Sunny
Humidity
70%
Feels like
27°F
Dew Point
24°F
11 AM
36°F
10%
6mph
S
Partly Cloudy
Humidity
64%
Feels like
31°F
Dew Point
25°F
12 PM
38°F
10%
6mph
SSW
Partly Cloudy
Humidity
59%
Feels like
34°F
Dew Point
26°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday 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 strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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