Hourly Weather Forecast - Chelmsford, MA

12 AM
18°F
0%
0mph
NW
Clear
Humidity
74%
Feels like
18°F
Dew Point
11°F
1 AM
18°F
0%
0mph
WNW
Clear
Humidity
72%
Feels like
18°F
Dew Point
10°F
2 AM
17°F
0%
0mph
NW
Clear
Humidity
70%
Feels like
17°F
Dew Point
9°F
3 AM
17°F
0%
0mph
WNW
Clear
Humidity
68%
Feels like
17°F
Dew Point
8°F
4 AM
17°F
0%
0mph
WNW
Clear
Humidity
66%
Feels like
17°F
Dew Point
7°F
5 AM
17°F
0%
0mph
WNW
Clear
Humidity
64%
Feels like
17°F
Dew Point
7°F
6 AM
17°F
0%
0mph
WNW
Clear
Humidity
62%
Feels like
17°F
Dew Point
6°F
7 AM
19°F
0%
0mph
WNW
Clear
Humidity
58%
Feels like
19°F
Dew Point
7°F
7:14 AM
8 AM
22°F
0%
0mph
WNW
Sunny
Humidity
53%
Feels like
22°F
Dew Point
7°F
9 AM
26°F
0%
0mph
WNW
Sunny
Humidity
47%
Feels like
26°F
Dew Point
8°F
10 AM
29°F
0%
0mph
W
Sunny
Humidity
43%
Feels like
29°F
Dew Point
10°F
11 AM
32°F
0%
0mph
W
Sunny
Humidity
41%
Feels like
32°F
Dew Point
11°F
12 PM
34°F
0%
0mph
W
Sunny
Humidity
40%
Feels like
34°F
Dew Point
13°F
1 PM
36°F
0%
0mph
W
Sunny
Humidity
40%
Feels like
36°F
Dew Point
14°F
2 PM
36°F
0%
0mph
WSW
Sunny
Humidity
43%
Feels like
36°F
Dew Point
16°F
3 PM
35°F
0%
0mph
SW
Sunny
Humidity
46%
Feels like
35°F
Dew Point
17°F
4 PM
33°F
0%
0mph
SW
Sunny
Humidity
51%
Feels like
33°F
Dew Point
17°F
4:19 PM
5 PM
32°F
0%
0mph
SW
Mostly Clear
Humidity
56%
Feels like
32°F
Dew Point
18°F
6 PM
30°F
0%
0mph
SW
Mostly Clear
Humidity
59%
Feels like
30°F
Dew Point
18°F
7 PM
29°F
10%
1mph
SW
Partly Cloudy
Humidity
61%
Feels like
29°F
Dew Point
18°F
8 PM
29°F
10%
1mph
SW
Partly Cloudy
Humidity
65%
Feels like
29°F
Dew Point
19°F
9 PM
29°F
10%
1mph
SSW
Partly Cloudy
Humidity
67%
Feels like
29°F
Dew Point
19°F
10 PM
29°F
20%
1mph
SSW
Partly Cloudy
Humidity
70%
Feels like
29°F
Dew Point
20°F
11 PM
29°F
40%
2mph
SSW
40% Chance Frozen Mix
Humidity
74%
Feels like
29°F
Dew Point
22°F

Snow and Ice Forecast through Saturday

Snow, Ice Target the Eastern U.S.

A wintry mix of snow, sleet, and ice will target the eastern U.S. Friday into Saturday.

Rain and Snow Totals Through Christmas

Rain, Mountain Snow Continues Into Friday Across the West

Friday's Weather Outlook

Extended Christmas Weekend Weather Outlook

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

Hurricane Erick at its peak intensity before making landfall on Guerrero, Mexico on June 19, 2025 (NOAA/Wikimedia Commons)

2025 Year in Review: Active Tropical Season for The Pacific

Christmas Tree via Pixabay

How Drought Impacts Your Christmas Trees

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide