Hourly Weather Forecast - New Castle, CO

12 AM
32°F
0%
1mph
ESE
Hazy
Humidity
98%
Feels like
32°F
Dew Point
31°F
1 AM
31°F
0%
1mph
SE
Foggy
Humidity
99%
Feels like
31°F
Dew Point
31°F
2 AM
31°F
0%
1mph
SE
Foggy
Humidity
99%
Feels like
31°F
Dew Point
31°F
3 AM
30°F
0%
1mph
SE
Foggy
Humidity
100%
Feels like
30°F
Dew Point
30°F
4 AM
30°F
0%
2mph
SE
Foggy
Humidity
100%
Feels like
30°F
Dew Point
30°F
5 AM
30°F
0%
2mph
SE
Foggy
Humidity
99%
Feels like
30°F
Dew Point
29°F
6 AM
29°F
0%
2mph
SE
Hazy
Humidity
96%
Feels like
29°F
Dew Point
29°F
7 AM
30°F
0%
2mph
ESE
Hazy
Humidity
95%
Feels like
30°F
Dew Point
29°F
7:20 AM
8 AM
31°F
0%
2mph
SE
Hazy
Humidity
93%
Feels like
31°F
Dew Point
29°F
9 AM
35°F
0%
1mph
SSE
Sunny
Humidity
86%
Feels like
35°F
Dew Point
31°F
10 AM
40°F
0%
1mph
SW
Sunny
Humidity
75%
Feels like
40°F
Dew Point
33°F
11 AM
44°F
0%
2mph
WSW
Sunny
Humidity
67%
Feels like
44°F
Dew Point
34°F
12 PM
47°F
0%
2mph
WSW
Sunny
Humidity
61%
Feels like
47°F
Dew Point
34°F
1 PM
49°F
0%
2mph
WSW
Sunny
Humidity
57%
Feels like
49°F
Dew Point
35°F
2 PM
50°F
0%
3mph
WSW
Sunny
Humidity
56%
Feels like
50°F
Dew Point
35°F
3 PM
48°F
0%
3mph
WSW
Sunny
Humidity
57%
Feels like
48°F
Dew Point
34°F
4 PM
46°F
0%
2mph
WSW
Sunny
Humidity
62%
Feels like
46°F
Dew Point
33°F
4:46 PM
5 PM
43°F
0%
2mph
SW
Clear
Humidity
73%
Feels like
43°F
Dew Point
35°F
6 PM
40°F
0%
1mph
SSW
Clear
Humidity
79%
Feels like
40°F
Dew Point
34°F
7 PM
37°F
0%
1mph
SE
Cloudy
Humidity
86%
Feels like
37°F
Dew Point
34°F
8 PM
35°F
0%
2mph
ESE
Cloudy
Humidity
92%
Feels like
35°F
Dew Point
33°F
9 PM
34°F
0%
2mph
ESE
Cloudy
Humidity
95%
Feels like
34°F
Dew Point
33°F
10 PM
33°F
0%
2mph
E
Cloudy
Humidity
96%
Feels like
33°F
Dew Point
32°F
11 PM
32°F
0%
1mph
E
Cloudy
Humidity
96%
Feels like
32°F
Dew Point
31°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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Traffic Cameras

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Outdoor Sports Guide