Hourly Weather Forecast - Portland, TN

12 AM
33°F
30%
9mph
N
30% Chance of Flurries
Humidity
85%
Feels like
26°F
Dew Point
29°F
1 AM
32°F
30%
9mph
NNW
30% Chance of Flurries
Humidity
84%
Feels like
24°F
Dew Point
28°F
2 AM
30°F
30%
10mph
NNW
30% Chance of Flurries
Humidity
83%
Feels like
22°F
Dew Point
26°F
3 AM
29°F
20%
10mph
NNW
Mostly Cloudy
Humidity
81%
Feels like
20°F
Dew Point
24°F
4 AM
27°F
20%
11mph
NNW
Partly Cloudy
Humidity
80%
Feels like
17°F
Dew Point
22°F
5 AM
25°F
10%
11mph
NNW
Partly Cloudy
Humidity
78%
Feels like
15°F
Dew Point
19°F
6 AM
24°F
10%
11mph
N
Partly Cloudy
Humidity
74%
Feels like
13°F
Dew Point
17°F
6:49 AM
7 AM
23°F
10%
11mph
N
Partly Cloudy
Humidity
70%
Feels like
12°F
Dew Point
15°F
8 AM
23°F
0%
11mph
N
Partly Cloudy
Humidity
64%
Feels like
12°F
Dew Point
13°F
9 AM
24°F
0%
12mph
N
Partly Cloudy
Humidity
58%
Feels like
12°F
Dew Point
11°F
10 AM
25°F
0%
11mph
N
Mostly Sunny
Humidity
53%
Feels like
14°F
Dew Point
10°F
11 AM
26°F
0%
11mph
N
Mostly Sunny
Humidity
48%
Feels like
16°F
Dew Point
9°F
12 PM
27°F
0%
11mph
N
Sunny
Humidity
44%
Feels like
17°F
Dew Point
8°F
1 PM
28°F
0%
11mph
N
Sunny
Humidity
41%
Feels like
18°F
Dew Point
7°F
2 PM
27°F
0%
11mph
N
Sunny
Humidity
41%
Feels like
17°F
Dew Point
6°F
3 PM
26°F
0%
10mph
N
Sunny
Humidity
42%
Feels like
16°F
Dew Point
6°F
4 PM
24°F
0%
10mph
N
Sunny
Humidity
45%
Feels like
14°F
Dew Point
6°F
4:31 PM
5 PM
21°F
0%
9mph
N
Clear
Humidity
51%
Feels like
11°F
Dew Point
6°F
6 PM
20°F
0%
9mph
N
Clear
Humidity
55%
Feels like
9°F
Dew Point
6°F
7 PM
18°F
0%
9mph
N
Clear
Humidity
58%
Feels like
7°F
Dew Point
6°F
8 PM
18°F
0%
9mph
NNE
Clear
Humidity
59%
Feels like
7°F
Dew Point
6°F
9 PM
18°F
0%
9mph
NNE
Clear
Humidity
59%
Feels like
7°F
Dew Point
6°F
10 PM
18°F
0%
9mph
NNE
Clear
Humidity
59%
Feels like
7°F
Dew Point
6°F
11 PM
18°F
0%
9mph
NE
Clear
Humidity
59%
Feels like
7°F
Dew Point
6°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide