Hourly Weather Forecast - Chelmsford, MA

12 AM
16°F
0%
2mph
SSW
Clear
Humidity
66%
Feels like
16°F
Dew Point
7°F
1 AM
16°F
0%
2mph
SSW
Clear
Humidity
69%
Feels like
16°F
Dew Point
7°F
2 AM
15°F
0%
2mph
SSW
Clear
Humidity
71%
Feels like
15°F
Dew Point
8°F
3 AM
15°F
0%
2mph
SSW
Clear
Humidity
73%
Feels like
15°F
Dew Point
8°F
4 AM
15°F
0%
2mph
SSW
Clear
Humidity
74%
Feels like
15°F
Dew Point
9°F
5 AM
16°F
0%
2mph
SSW
Clear
Humidity
75%
Feels like
16°F
Dew Point
9°F
6 AM
19°F
0%
2mph
SSW
Clear
Humidity
69%
Feels like
19°F
Dew Point
10°F
6:18 AM
7 AM
23°F
0%
2mph
SSW
Mostly Sunny
Humidity
64%
Feels like
23°F
Dew Point
12°F
8 AM
28°F
0%
3mph
SSW
Partly Cloudy
Humidity
57%
Feels like
28°F
Dew Point
15°F
9 AM
31°F
0%
3mph
SSW
Mostly Cloudy
Humidity
55%
Feels like
28°F
Dew Point
17°F
10 AM
34°F
10%
4mph
SSW
Cloudy
Humidity
53%
Feels like
31°F
Dew Point
19°F
11 AM
37°F
10%
4mph
SSW
Cloudy
Humidity
52%
Feels like
33°F
Dew Point
21°F
12 PM
38°F
20%
4mph
SSW
Cloudy
Humidity
52%
Feels like
34°F
Dew Point
22°F
1 PM
39°F
30%
4mph
SSW
30% Chance of Light Rain
Humidity
53%
Feels like
36°F
Dew Point
23°F
2 PM
39°F
50%
4mph
SSW
50% Chance of Light Rain
Humidity
58%
Feels like
36°F
Dew Point
25°F
3 PM
38°F
70%
3mph
SSW
70% Chance Frozen Mix
Humidity
63%
Feels like
38°F
Dew Point
27°F
4 PM
37°F
80%
2mph
S
80% Chance Frozen Mix
Humidity
69%
Feels like
37°F
Dew Point
28°F
5 PM
36°F
80%
1mph
S
80% Chance Frozen Mix
Humidity
76%
Feels like
36°F
Dew Point
29°F
5:37 PM
6 PM
35°F
90%
1mph
SSE
Frozen Mix
Humidity
82%
Feels like
35°F
Dew Point
29°F
7 PM
34°F
90%
1mph
SSE
Frozen Mix
Humidity
86%
Feels like
34°F
Dew Point
30°F
8 PM
34°F
90%
0mph
SE
Frozen Mix
Humidity
88%
Feels like
34°F
Dew Point
31°F
9 PM
34°F
90%
0mph
SSE
Light Rain
Humidity
89%
Feels like
34°F
Dew Point
31°F
10 PM
35°F
90%
0mph
S
Light Rain
Humidity
89%
Feels like
35°F
Dew Point
31°F
11 PM
35°F
80%
0mph
SW
80% Chance of Rain
Humidity
90%
Feels like
35°F
Dew Point
32°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains tonight through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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