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Polar vortex to usher in frigid air, and a storm may brew with it. Click for details. Chevron right
Wintry week to start with snowstorm from Midwest to Northeast. See the forecast. Chevron right

Merrimack, NH

19°F
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Merrimack, NH Weather
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Winter Center

Today

WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Winter Storm Warning

Today's Weather

Tue, Dec 2

Cold with snow beginning in the late morning, accumulating 3-6 inches; snow can make roads and sidewalks slippery, causing travel disruptions Hi: 32°

Tonight: Cloudy with wet snow this evening, accumulating 2-4 inches, becoming breezy late; storm total snowfall 6-10 inches; untreated surfaces will be slippery Lo: 28°

Current Weather

1:24 AM

19°F
RealFeel® 25°
Cloudy More Details
Wind NNW 1 mph
Wind Gusts 1 mph
Air Quality Fair

Looking Ahead

Snowfall from late this morning into this evening will total 6-10 inches

WinterCast®

Tue Morning - Late Tue Night

Snow

Lasting 15 hours

Merrimack Weather Radar

Merrimack Weather Radar
Static Radar Temporarily Unavailable
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Clouds
Temperature

Hourly Weather

2 AM 20°
rain drop 0%
3 AM 20°
rain drop 0%
4 AM 20°
rain drop 0%
5 AM 21°
rain drop 0%
6 AM 23°
rain drop 0%
7 AM 26°
rain drop 30%
8 AM 28°
rain drop 30%
9 AM 30°
rain drop 36%
10 AM 30°
rain drop 78%
11 AM 31°
rain drop 79%
12 PM 32°
rain drop 80%
1 PM 32°
rain drop 82%

10-Day Weather Forecast

Today

12/2

32° 28°

Cold with 3-6 inches of snow

Night: Early snow, 2-4"; breezy late

97%

Wed

12/3

36° 22°

Partly sunny

Cloudy

3%

Thu

12/4

37° 2°

Increasingly windy

Breezy early; clear, frigid

55%

Fri

12/5

25° 8°

Partly sunny and quite cold

Partly cloudy and very cold

7%

Sat

12/6

34° 24°

Snow or flurries possible

Partly cloudy

30%

Sun

12/7

35° 8°

Mainly cloudy

Partly cloudy and very cold

25%

Mon

12/8

22° 6°

Very cold with sunshine

Mainly clear and frigid

3%

Tue

12/9

27° 17°

Partly sunny and cold

Mostly cloudy

0%

Wed

12/10

34° 22°

Mostly sunny

Mainly clear

1%

Thu

12/11

37° 24°

Snow

A flurry early; mostly cloudy

70%

Sun & Moon

9 hrs 15 mins
Rise 6:58 AM
Set 4:13 PM
Waxing Gibbous
Rise 2:10 PM
Set 5:27 AM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander High Data is not supported in this location

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