National Weather Service Forecast for: East Merrimack NH
Issued by: National Weather Service Gray/Portland, ME
Updated: 9:48 am EDT Mar 19, 2026
 
This
Afternoon
This Afternoon: Partly sunny, with a high near 44. South wind around 5 mph.
Partly Sunny

 Tonight

Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Calm wind.
Decreasing
Clouds

 Friday

Friday: Increasing clouds, with a high near 54. Calm wind becoming south around 5 mph in the afternoon.
Increasing
Clouds

 Friday
Night
Friday Night: Rain likely, mainly between 10pm and 5am. Mostly cloudy, with a low around 37. South wind around 5 mph. Chance of precipitation is 70%.
Rain Likely

 Saturday

Saturday: A 30 percent chance of rain before 8am. Partly sunny, with a high near 56. West wind 5 to 10 mph, with gusts as high as 20 mph.
Chance Rain
then Mostly
Sunny
 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 34.
Mostly Cloudy

 Sunday

Sunday: A 40 percent chance of rain after 9am. Mostly cloudy, with a high near 53.
Chance Rain

 Sunday
Night
Sunday Night: A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Chance
Rain/Snow

 Monday

Monday: A chance of rain and snow before 11am, then a chance of snow between 11am and 4pm. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
Chance
Rain/Snow
then Chance
Snow
Hi 44 °F Lo 26 °F Hi 54 °F Lo 37 °F Hi 56 °F Lo 34 °F Hi 53 °F Lo 29 °F Hi 42 °F

 

This Afternoon
 
 Partly sunny, with a high near 44. South wind around 5 mph.
Tonight
 
 Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Calm wind.
Friday
 
 Increasing clouds, with a high near 54. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
 
 Rain likely, mainly between 10pm and 5am. Mostly cloudy, with a low around 37. South wind around 5 mph. Chance of precipitation is 70%.
Saturday
 
 A 30 percent chance of rain before 8am. Partly sunny, with a high near 56. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
 
 Mostly cloudy, with a low around 34.
Sunday
 
 A 40 percent chance of rain after 9am. Mostly cloudy, with a high near 53.
Sunday Night
 
 A chance of rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Monday
 
 A chance of rain and snow before 11am, then a chance of snow between 11am and 4pm. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
Monday Night
 
 Partly cloudy, with a low around 20.
Tuesday
 
 Mostly sunny, with a high near 42.
Tuesday Night
 
 Partly cloudy, with a low around 23.
Wednesday
 
 Mostly sunny, with a high near 46.

 

Forecast from NOAA-NWS for East Merrimack NH.