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Portsmouth Harbor, NH

7-Day Forecast

Today
Rain/Sleet
High: 35°
Rain and sleet, mainly before 4pm.
High near 35.
Northeast wind around 10 mph
with gusts as high as 20 mph.
Chance of precipitation is 90%.
Total daytime sleet accumulation of less than a half inch possible.


Tonight
Rain/Sleet
Low: 33°
Rain and sleet before 2am,
then rain likely
between 2am and 5am,
then rain likely, possibly mixed with sleet after 5am.
Low around 33.
East wind around 5 mph.
Chance of precipitation is 80%.
New sleet accumulation of less than a half inch possible.


Sunday
Chance Rain
High: 37°
A chance of rain before noon,
then a chance of showers after noon.
Cloudy with a high near 37.
East wind around 5 mph.
Chance of precipitation is 50%.
New precipitation amounts of less than a tenth of an inch possible.


Sunday Night
Chance Showers and Patchy Fog
Low: 37°
A chance of showers before 2am,
then a chance of rain after 2am.
Patchy fog after 2am.
Otherwise, cloudy with a low around 37.
East wind around 5 mph.
Chance of precipitation is 30%.


Monday
Chance Rain and Areas Fog
High: 57°
A chance of rain before 8am,
then a chance of rain after 5pm.
Areas of fog before 9am.
Otherwise, cloudy with a high near 57.
South wind 5 to 10 mph
with gusts as high as 20 mph.
Chance of precipitation is 30%.


Monday Night
Rain
Low: 38°
Rain.
Low around 38.
Chance of precipitation is 90%.


Tuesday
Rain Likely then Mostly Sunny
High: 45°
Rain likely before 8am.
Mostly sunny with a high near 45.
Chance of precipitation is 60%.


Tuesday Night
Partly Cloudy
Low: 25°
Partly cloudy with a low around 25.


Wednesday
Mostly Sunny
High: 39°
Mostly sunny with a high near 39.


Wednesday Night
Mostly Cloudy then Chance Rain
Low: 31°
A 50% chance of rain after 2am.
Mostly cloudy with a low around 31.


Thursday
Rain
High: 53°
Rain.
High near 53.
Chance of precipitation is 80%.


Thursday Night
Chance Rain
Low: 46°
A 40% chance of rain.
Mostly cloudy with a low around 46.


Friday
Scattered Showers
High: 59°
Scattered showers.
Mostly cloudy with a high near 59.
Chance of precipitation is 30%.


Source: National Weather Service








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