Hourly Weather Forecast - Merrimack, NH

12 AM
32°F
90%
2mph
WNW
Snow
Humidity
96%
Feels like
32°F
Dew Point
31°F
1 AM
32°F
90%
2mph
WNW
Frozen Mix
Humidity
97%
Feels like
32°F
Dew Point
31°F
2 AM
32°F
80%
2mph
WNW
80% Chance Frozen Mix
Humidity
96%
Feels like
32°F
Dew Point
31°F
3 AM
33°F
70%
2mph
WNW
70% Chance of Light Rain
Humidity
94%
Feels like
33°F
Dew Point
31°F
4 AM
33°F
50%
2mph
W
50% Chance of Light Rain
Humidity
92%
Feels like
33°F
Dew Point
31°F
5 AM
33°F
30%
2mph
W
30% Chance Rain Showers
Humidity
90%
Feels like
33°F
Dew Point
30°F
6 AM
33°F
10%
3mph
WNW
Partly Cloudy
Humidity
86%
Feels like
33°F
Dew Point
29°F
6:17 AM
7 AM
34°F
10%
3mph
WNW
Sunny
Humidity
82%
Feels like
34°F
Dew Point
29°F
8 AM
37°F
0%
3mph
WNW
Sunny
Humidity
80%
Feels like
35°F
Dew Point
32°F
9 AM
41°F
0%
3mph
WNW
Mostly Sunny
Humidity
75%
Feels like
39°F
Dew Point
34°F
10 AM
44°F
0%
3mph
WNW
Mostly Sunny
Humidity
68%
Feels like
43°F
Dew Point
35°F
11 AM
47°F
0%
3mph
WNW
Sunny
Humidity
61%
Feels like
45°F
Dew Point
34°F
12 PM
48°F
0%
3mph
WNW
Sunny
Humidity
55%
Feels like
48°F
Dew Point
33°F
1 PM
49°F
0%
3mph
WNW
Sunny
Humidity
52%
Feels like
49°F
Dew Point
33°F
2 PM
50°F
0%
3mph
W
Sunny
Humidity
51%
Feels like
49°F
Dew Point
33°F
3 PM
49°F
0%
4mph
WSW
Sunny
Humidity
54%
Feels like
48°F
Dew Point
33°F
4 PM
46°F
10%
4mph
SW
Sunny
Humidity
59%
Feels like
45°F
Dew Point
33°F
5 PM
43°F
10%
3mph
S
Sunny
Humidity
65%
Feels like
41°F
Dew Point
32°F
5:38 PM
6 PM
39°F
10%
3mph
S
Clear
Humidity
71%
Feels like
39°F
Dew Point
31°F
7 PM
36°F
10%
2mph
SSW
Clear
Humidity
78%
Feels like
36°F
Dew Point
29°F
8 PM
33°F
10%
2mph
SSW
Clear
Humidity
82%
Feels like
33°F
Dew Point
29°F
9 PM
32°F
10%
3mph
SSW
Clear
Humidity
85%
Feels like
32°F
Dew Point
28°F
10 PM
31°F
10%
3mph
SW
Clear
Humidity
86%
Feels like
31°F
Dew Point
27°F
11 PM
30°F
10%
3mph
SW
Clear
Humidity
87%
Feels like
30°F
Dew Point
27°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

Today'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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