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Explosive storm to impact 200 million, to evolve into blizzard in Midwest. Get the forecast. Chevron right
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Merrimack, NH

43°F
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Merrimack

New Hampshire

43°
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Merrimack, NH Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today WinterCast

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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WinterCast

Little to no accumulation

Thu, 3/12, 3:00 PM - Thu, 3/12, 6:00 PM

Snow

Trace - 0.05 in

Thu, 3/12, 4:00 PM - Thu, 3/12, 6:00 PM

Ice

3 PM

40°
RealFeel® 26°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 77%
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Rain and snow

RealFeel Shade™26°

WindWNW 16 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts25 mph

Humidity65%

Indoor Humidity37% (Dry)

Dew Point29° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.03 in

Snowtrace

Visibility5 mi

Cloud Ceiling4000 ft

4 PM

39°
RealFeel® 26°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 67%
Chevron down
Sleet

RealFeel Shade™26°

WindWNW 16 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts27 mph

Humidity65%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling9400 ft

5 PM

38°
RealFeel® 23°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 66%
Chevron down
Rain and snow

RealFeel Shade™23°

WindWNW 16 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts27 mph

Humidity76%

Indoor Humidity40% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.05 in

Snowtrace

Ice0.01 in

Visibility5 mi

Cloud Ceiling4000 ft

6 PM

37°
RealFeel® 25°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™25°

WindWNW 15 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts27 mph

Humidity65%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling8600 ft

7 PM

36°
RealFeel® 25°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindWNW 13 mph

Air QualityFair

Wind Gusts23 mph

Humidity64%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling7800 ft

8 PM

35°
RealFeel® 26°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 5%
Chevron down
Mostly clear

WindWNW 10 mph

Air QualityFair

Wind Gusts21 mph

Humidity57%

Indoor Humidity31% (Dry)

Dew Point21° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

33°
RealFeel® 24°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 5%
Chevron down
Mostly clear

WindWNW 10 mph

Air QualityFair

Wind Gusts21 mph

Humidity57%

Indoor Humidity30% (Dry)

Dew Point20° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

32°
RealFeel® 22°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 5%
Chevron down
Mostly clear

WindNW 10 mph

Air QualityFair

Wind Gusts20 mph

Humidity55%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

31°
RealFeel® 21°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 5%
Chevron down
Mostly clear

WindNW 10 mph

Air QualityFair

Wind Gusts20 mph

Humidity53%

Indoor Humidity28% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

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Weather Near Merrimack:

  • Boston, MA
  • Dorchester, MA
  • Worcester, MA
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