Hourly Weather Forecast - Newcastle, TN

12 AM
28°F
0%
5mph
SW
Clear
Humidity
66%
Feels like
22°F
Dew Point
18°F
1 AM
27°F
0%
6mph
WSW
Clear
Humidity
66%
Feels like
21°F
Dew Point
18°F
2 AM
27°F
0%
6mph
WSW
Clear
Humidity
67%
Feels like
21°F
Dew Point
18°F
3 AM
28°F
0%
6mph
WSW
Clear
Humidity
67%
Feels like
20°F
Dew Point
18°F
4 AM
27°F
0%
6mph
WSW
Clear
Humidity
68%
Feels like
20°F
Dew Point
18°F
5 AM
27°F
0%
6mph
WSW
Clear
Humidity
69%
Feels like
21°F
Dew Point
19°F
6 AM
28°F
0%
5mph
WSW
Clear
Humidity
69%
Feels like
22°F
Dew Point
19°F
7 AM
30°F
0%
6mph
WSW
Clear
Humidity
65%
Feels like
24°F
Dew Point
20°F
7:05 AM
8 AM
33°F
0%
6mph
WSW
Sunny
Humidity
60%
Feels like
27°F
Dew Point
21°F
9 AM
36°F
0%
6mph
WSW
Sunny
Humidity
56%
Feels like
31°F
Dew Point
22°F
10 AM
40°F
0%
7mph
W
Sunny
Humidity
52%
Feels like
35°F
Dew Point
23°F
11 AM
43°F
0%
7mph
W
Sunny
Humidity
48%
Feels like
39°F
Dew Point
25°F
12 PM
46°F
0%
7mph
W
Sunny
Humidity
45%
Feels like
42°F
Dew Point
26°F
1 PM
48°F
0%
7mph
W
Mostly Sunny
Humidity
44%
Feels like
44°F
Dew Point
27°F
2 PM
49°F
0%
8mph
W
Mostly Sunny
Humidity
44%
Feels like
46°F
Dew Point
28°F
3 PM
49°F
0%
7mph
W
Partly Cloudy
Humidity
46%
Feels like
46°F
Dew Point
29°F
4 PM
47°F
0%
6mph
W
Mostly Sunny
Humidity
50%
Feels like
44°F
Dew Point
29°F
4:54 PM
5 PM
44°F
0%
4mph
W
Mostly Clear
Humidity
58%
Feels like
41°F
Dew Point
30°F
6 PM
41°F
0%
3mph
W
Clear
Humidity
64%
Feels like
41°F
Dew Point
30°F
7 PM
39°F
0%
3mph
WSW
Clear
Humidity
68%
Feels like
39°F
Dew Point
29°F
8 PM
38°F
0%
3mph
WSW
Clear
Humidity
71%
Feels like
38°F
Dew Point
29°F
9 PM
37°F
0%
3mph
SW
Clear
Humidity
72%
Feels like
37°F
Dew Point
29°F
10 PM
36°F
0%
3mph
SW
Clear
Humidity
73%
Feels like
34°F
Dew Point
29°F
11 PM
36°F
0%
3mph
WSW
Clear
Humidity
74%
Feels like
36°F
Dew Point
28°F

Tuesday's Weather Outlook

Today's Weather Outlook

Old Man Winter delivers plenty of cold and snow to the eastern third of the U.S. today.

St. Louis Tornado - May 16th, 2025

2025 Year in Review: Billion-Dollar Disasters From May through June

EF3 tornado damage near Plantersville, Alabama

2025 Year in Review: Billion-Dollar Disasters From February Through April

Photos and videos from the Palisades Fire that started in the City of Los Angeles, January 8, 2025. (CAL FIRE_Official via Wikimedia Commons)

2025 Year in Review: Billion Dollar Disasters - The California Wildfires

Large wall of dust approaching Phoenix Sky Harbor Airport at around 5:30 PM MST (Photo credit: Mike Olbinski via NWS)

2025 Year in Review: Extreme Weather - July Through December

A frame from an automated video of a tornado and its mesocyclone that derailed multiple train cars near Enderlin, North Dakota and destroyed multiple homes on June 20, 2025. (ChrisWx via Wikimedia Commons)

2025 Year in Review: Extreme Weather - January through June

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide