Hourly Weather Forecast - Portsmouth, NH

12 AM
6°F
20%
10mph
WNW
Clear
Humidity
57%
Feels like
-9°F
Dew Point
-6°F
1 AM
5°F
10%
10mph
WNW
Clear
Humidity
58%
Feels like
-10°F
Dew Point
-6°F
2 AM
5°F
10%
11mph
NW
Clear
Humidity
59%
Feels like
-10°F
Dew Point
-6°F
3 AM
4°F
10%
10mph
NW
Clear
Humidity
60%
Feels like
-11°F
Dew Point
-6°F
4 AM
4°F
10%
10mph
NW
Clear
Humidity
62%
Feels like
-12°F
Dew Point
-7°F
5 AM
3°F
10%
10mph
NW
Clear
Humidity
65%
Feels like
-13°F
Dew Point
-7°F
6 AM
3°F
10%
10mph
NW
Clear
Humidity
65%
Feels like
-12°F
Dew Point
-6°F
7 AM
4°F
10%
10mph
NW
Clear
Humidity
65%
Feels like
-11°F
Dew Point
-6°F
7:05 AM
8 AM
5°F
10%
10mph
NW
Sunny
Humidity
62%
Feels like
-9°F
Dew Point
-5°F
9 AM
7°F
10%
10mph
NW
Sunny
Humidity
60%
Feels like
-8°F
Dew Point
-4°F
10 AM
9°F
10%
10mph
NW
Sunny
Humidity
59%
Feels like
-5°F
Dew Point
-3°F
11 AM
10°F
10%
11mph
NW
Sunny
Humidity
57%
Feels like
-4°F
Dew Point
-2°F

Snow Forecast through Sunday

Series of Weather Systems Cover Great Lakes, East in Snow

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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