Hourly Weather Forecast - Portland, TN

12 AM
17°F
0%
8mph
NE
Clear
Humidity
61%
Feels like
7°F
Dew Point
6°F
1 AM
17°F
0%
8mph
NE
Clear
Humidity
62%
Feels like
7°F
Dew Point
7°F
2 AM
17°F
0%
7mph
NE
Clear
Humidity
64%
Feels like
7°F
Dew Point
7°F
3 AM
17°F
0%
7mph
NE
Clear
Humidity
65%
Feels like
7°F
Dew Point
7°F
4 AM
16°F
0%
7mph
NE
Clear
Humidity
67%
Feels like
6°F
Dew Point
7°F
5 AM
16°F
0%
6mph
ENE
Clear
Humidity
68%
Feels like
7°F
Dew Point
8°F
6 AM
17°F
0%
6mph
ENE
Clear
Humidity
69%
Feels like
8°F
Dew Point
8°F
6:50 AM
7 AM
18°F
0%
6mph
ENE
Sunny
Humidity
66%
Feels like
9°F
Dew Point
8°F
8 AM
20°F
0%
6mph
ENE
Sunny
Humidity
61%
Feels like
12°F
Dew Point
9°F
9 AM
23°F
0%
6mph
E
Sunny
Humidity
53%
Feels like
16°F
Dew Point
9°F
10 AM
27°F
0%
6mph
ESE
Sunny
Humidity
45%
Feels like
20°F
Dew Point
9°F
11 AM
29°F
0%
5mph
SE
Sunny
Humidity
41%
Feels like
24°F
Dew Point
9°F
12 PM
31°F
0%
5mph
SSE
Sunny
Humidity
39%
Feels like
26°F
Dew Point
9°F
1 PM
32°F
0%
5mph
SSE
Sunny
Humidity
40%
Feels like
27°F
Dew Point
10°F
2 PM
32°F
0%
5mph
S
Sunny
Humidity
42%
Feels like
27°F
Dew Point
12°F
3 PM
32°F
0%
5mph
S
Sunny
Humidity
46%
Feels like
27°F
Dew Point
13°F
4 PM
31°F
0%
5mph
S
Mostly Sunny
Humidity
50%
Feels like
26°F
Dew Point
15°F
4:31 PM
5 PM
30°F
10%
5mph
S
Partly Cloudy
Humidity
55%
Feels like
25°F
Dew Point
16°F
6 PM
29°F
10%
4mph
S
Partly Cloudy
Humidity
59%
Feels like
24°F
Dew Point
17°F
7 PM
28°F
10%
4mph
S
Mostly Cloudy
Humidity
63%
Feels like
23°F
Dew Point
17°F
8 PM
28°F
10%
4mph
S
Cloudy
Humidity
65%
Feels like
23°F
Dew Point
18°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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide