Hourly Weather Forecast - Portsmouth - Southeast Portsmouth, City of Portsmouth, GB

12 AM
47°F
30%
13mph
SE
30% Chance Rain Showers
Humidity
92%
Feels like
42°F
Dew Point
45°F
1 AM
47°F
30%
12mph
SE
30% Chance Rain Showers
Humidity
92%
Feels like
41°F
Dew Point
45°F
2 AM
47°F
30%
12mph
SE
30% Chance Rain Showers
Humidity
91%
Feels like
41°F
Dew Point
44°F
3 AM
47°F
30%
12mph
SE
30% Chance Rain Showers
Humidity
91%
Feels like
41°F
Dew Point
44°F
4 AM
47°F
40%
12mph
SE
40% Chance Rain Showers
Humidity
90%
Feels like
41°F
Dew Point
44°F
5 AM
47°F
40%
11mph
SE
40% Chance Rain Showers
Humidity
90%
Feels like
42°F
Dew Point
44°F
6 AM
47°F
30%
11mph
SE
30% Chance of Light Rain
Humidity
90%
Feels like
42°F
Dew Point
44°F
7 AM
47°F
30%
10mph
SE
30% Chance Rain Showers
Humidity
91%
Feels like
42°F
Dew Point
45°F
8 AM
48°F
30%
10mph
SE
30% Chance Rain Showers
Humidity
92%
Feels like
43°F
Dew Point
46°F
8:03 AM
9 AM
49°F
40%
10mph
SE
40% Chance Rain Showers
Humidity
93%
Feels like
45°F
Dew Point
47°F
10 AM
49°F
40%
10mph
SE
40% Chance Rain Showers
Humidity
93%
Feels like
45°F
Dew Point
47°F
11 AM
49°F
50%
11mph
SE
50% Chance Rain Showers
Humidity
92%
Feels like
45°F
Dew Point
47°F
12 PM
49°F
50%
11mph
SE
50% Chance Rain Showers
Humidity
91%
Feels like
45°F
Dew Point
47°F
1 PM
49°F
50%
11mph
ESE
50% Chance of Light Rain
Humidity
92%
Feels like
45°F
Dew Point
47°F
2 PM
49°F
60%
10mph
ESE
60% Chance of Light Rain
Humidity
92%
Feels like
45°F
Dew Point
47°F
3 PM
49°F
50%
10mph
ESE
50% Chance of Light Rain
Humidity
93%
Feels like
44°F
Dew Point
47°F
4 PM
48°F
50%
10mph
ESE
50% Chance of Light Rain
Humidity
93%
Feels like
44°F
Dew Point
46°F
4:00 PM
5 PM
48°F
50%
10mph
E
50% Chance of Light Rain
Humidity
92%
Feels like
43°F
Dew Point
46°F
6 PM
48°F
40%
10mph
E
40% Chance of Light Rain
Humidity
91%
Feels like
43°F
Dew Point
45°F
7 PM
48°F
40%
11mph
ESE
40% Chance of Light Rain
Humidity
91%
Feels like
43°F
Dew Point
45°F
8 PM
48°F
30%
10mph
ESE
30% Chance of Light Rain
Humidity
91%
Feels like
43°F
Dew Point
45°F
9 PM
47°F
30%
10mph
ESE
30% Chance of Light Rain
Humidity
91%
Feels like
43°F
Dew Point
45°F
10 PM
47°F
30%
10mph
ESE
30% Chance of Light Rain
Humidity
92%
Feels like
43°F
Dew Point
45°F
11 PM
47°F
30%
10mph
ESE
30% Chance of Light Rain
Humidity
91%
Feels like
43°F
Dew Point
45°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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