Hourly Weather Forecast - Merthyr Tydfil, Merthyr Tydfil - Merthyr Tudful, GB

12 AM
44°F
10%
5mph
E
Partly Cloudy
Humidity
95%
Feels like
41°F
Dew Point
43°F
1 AM
45°F
10%
5mph
E
Partly Cloudy
Humidity
93%
Feels like
42°F
Dew Point
43°F
2 AM
44°F
10%
5mph
E
Partly Cloudy
Humidity
93%
Feels like
41°F
Dew Point
43°F
3 AM
44°F
10%
6mph
ENE
Mostly Cloudy
Humidity
94%
Feels like
41°F
Dew Point
43°F
4 AM
44°F
10%
6mph
ENE
Mostly Cloudy
Humidity
94%
Feels like
41°F
Dew Point
42°F
5 AM
44°F
10%
6mph
ENE
Mostly Cloudy
Humidity
94%
Feels like
40°F
Dew Point
42°F
6 AM
44°F
10%
6mph
NE
Mostly Cloudy
Humidity
94%
Feels like
40°F
Dew Point
42°F
7 AM
44°F
10%
6mph
NE
Mostly Cloudy
Humidity
93%
Feels like
41°F
Dew Point
42°F
8 AM
44°F
10%
6mph
NE
Cloudy
Humidity
92%
Feels like
41°F
Dew Point
42°F
8:19 AM
9 AM
45°F
10%
6mph
NE
Cloudy
Humidity
90%
Feels like
42°F
Dew Point
42°F
10 AM
46°F
10%
6mph
NE
Cloudy
Humidity
87%
Feels like
43°F
Dew Point
42°F
11 AM
46°F
10%
6mph
NE
Cloudy
Humidity
85%
Feels like
43°F
Dew Point
42°F
12 PM
46°F
0%
7mph
NNE
Cloudy
Humidity
86%
Feels like
42°F
Dew Point
42°F
1 PM
45°F
0%
7mph
NNE
Cloudy
Humidity
88%
Feels like
41°F
Dew Point
41°F
2 PM
44°F
0%
8mph
NNE
Cloudy
Humidity
90%
Feels like
39°F
Dew Point
41°F
3 PM
42°F
0%
9mph
NNE
Cloudy
Humidity
92%
Feels like
37°F
Dew Point
40°F
4 PM
41°F
0%
10mph
NE
Cloudy
Humidity
93%
Feels like
35°F
Dew Point
39°F
4:06 PM
5 PM
41°F
0%
10mph
NE
Mostly Cloudy
Humidity
93%
Feels like
34°F
Dew Point
39°F
6 PM
40°F
10%
11mph
NE
Mostly Cloudy
Humidity
93%
Feels like
34°F
Dew Point
38°F
7 PM
40°F
10%
11mph
NE
Mostly Cloudy
Humidity
93%
Feels like
33°F
Dew Point
38°F
8 PM
39°F
10%
11mph
NE
Mostly Cloudy
Humidity
93%
Feels like
32°F
Dew Point
38°F
9 PM
39°F
10%
11mph
NE
Mostly Cloudy
Humidity
93%
Feels like
32°F
Dew Point
37°F
10 PM
38°F
20%
12mph
ENE
Mostly Cloudy
Humidity
94%
Feels like
31°F
Dew Point
37°F
11 PM
38°F
20%
12mph
ENE
Mostly Cloudy
Humidity
92%
Feels like
31°F
Dew Point
36°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

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Today's Weather Outlook

Today's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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