Hourly Weather Forecast - Portland, TN

12 AM
49°F
30%
11mph
S
30% Chance Rain Showers
Humidity
76%
Feels like
45°F
Dew Point
42°F
1 AM
49°F
30%
12mph
S
30% Chance Rain Showers
Humidity
72%
Feels like
45°F
Dew Point
41°F
2 AM
50°F
40%
12mph
S
40% Chance Rain Showers
Humidity
73%
Feels like
45°F
Dew Point
42°F
3 AM
50°F
50%
13mph
S
50% Chance Rain Showers
Humidity
75%
Feels like
50°F
Dew Point
43°F
4 AM
50°F
50%
13mph
S
50% Chance Rain Showers
Humidity
78%
Feels like
50°F
Dew Point
43°F
5 AM
50°F
50%
12mph
S
50% Chance Rain Showers
Humidity
79%
Feels like
50°F
Dew Point
44°F
6 AM
51°F
60%
12mph
S
60% Chance Rain Showers
Humidity
80%
Feels like
51°F
Dew Point
45°F
6:55 AM
7 AM
51°F
60%
12mph
S
60% Chance Rain Showers
Humidity
82%
Feels like
51°F
Dew Point
46°F
8 AM
52°F
50%
12mph
S
50% Chance Rain Showers
Humidity
82%
Feels like
52°F
Dew Point
47°F
9 AM
53°F
50%
12mph
S
50% Chance Rain Showers
Humidity
80%
Feels like
53°F
Dew Point
47°F
10 AM
53°F
50%
12mph
SSW
50% Chance Rain Showers
Humidity
80%
Feels like
53°F
Dew Point
47°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's 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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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