Hourly Weather Forecast - Grangetown, Vale of Glamorgan - Bro Morgannwg, GB

4 PM
46°F
0%
3mph
NW
Mostly Sunny
Humidity
87%
Feels like
45°F
Dew Point
42°F
4:04 PM
5 PM
44°F
0%
4mph
NW
Mostly Clear
Humidity
89%
Feels like
42°F
Dew Point
41°F
6 PM
42°F
0%
4mph
NW
Hazy
Humidity
91%
Feels like
40°F
Dew Point
40°F
7 PM
41°F
0%
4mph
NW
Hazy
Humidity
92%
Feels like
39°F
Dew Point
39°F
8 PM
40°F
0%
3mph
NW
Hazy
Humidity
92%
Feels like
38°F
Dew Point
38°F
9 PM
39°F
0%
3mph
NW
Hazy
Humidity
91%
Feels like
37°F
Dew Point
37°F
10 PM
38°F
10%
3mph
NW
Mostly Clear
Humidity
89%
Feels like
38°F
Dew Point
35°F
11 PM
38°F
10%
2mph
NNW
Partly Cloudy
Humidity
87%
Feels like
38°F
Dew Point
34°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Tuesday's Weather Outlook

Today'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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