Hourly Weather Forecast - Merthyr, Carmarthenshire - Sir Gaerfyrddin, GB

12 AM
50°F
0%
16mph
SSW
Foggy
Humidity
99%
Feels like
44°F
Dew Point
50°F
1 AM
49°F
10%
17mph
SSW
Foggy
Humidity
100%
Feels like
43°F
Dew Point
49°F
2 AM
49°F
10%
13mph
SSW
Foggy
Humidity
100%
Feels like
44°F
Dew Point
49°F
3 AM
48°F
10%
18mph
SSW
Foggy
Humidity
99%
Feels like
42°F
Dew Point
48°F
4 AM
48°F
10%
15mph
SSW
Cloudy
Humidity
98%
Feels like
42°F
Dew Point
47°F
5 AM
48°F
10%
15mph
S
Mostly Cloudy
Humidity
96%
Feels like
42°F
Dew Point
47°F
6 AM
48°F
20%
15mph
S
Mostly Cloudy
Humidity
91%
Feels like
42°F
Dew Point
45°F
7 AM
48°F
0%
17mph
S
Mostly Cloudy
Humidity
90%
Feels like
42°F
Dew Point
45°F
7:14 AM
8 AM
49°F
0%
15mph
S
Cloudy
Humidity
87%
Feels like
43°F
Dew Point
45°F
9 AM
50°F
0%
13mph
S
Cloudy
Humidity
84%
Feels like
45°F
Dew Point
45°F
10 AM
50°F
0%
15mph
S
Cloudy
Humidity
85%
Feels like
50°F
Dew Point
46°F
11 AM
51°F
0%
15mph
S
Cloudy
Humidity
85%
Feels like
51°F
Dew Point
47°F
12 PM
52°F
10%
16mph
S
Cloudy
Humidity
83%
Feels like
52°F
Dew Point
47°F
1 PM
53°F
10%
15mph
S
Cloudy
Humidity
83%
Feels like
53°F
Dew Point
48°F
2 PM
53°F
10%
13mph
S
Mostly Cloudy
Humidity
83%
Feels like
53°F
Dew Point
48°F
3 PM
53°F
10%
16mph
S
Mostly Cloudy
Humidity
84%
Feels like
53°F
Dew Point
48°F
4 PM
53°F
10%
17mph
S
Mostly Cloudy
Humidity
84%
Feels like
53°F
Dew Point
48°F
5 PM
52°F
10%
16mph
S
Mostly Cloudy
Humidity
85%
Feels like
52°F
Dew Point
48°F
5:47 PM
6 PM
51°F
10%
13mph
S
Mostly Cloudy
Humidity
88%
Feels like
51°F
Dew Point
48°F
7 PM
51°F
30%
12mph
S
30% Chance of Light Rain
Humidity
88%
Feels like
51°F
Dew Point
47°F
8 PM
50°F
30%
13mph
S
30% Chance of Light Rain
Humidity
92%
Feels like
50°F
Dew Point
48°F
9 PM
50°F
30%
13mph
S
30% Chance of Light Rain
Humidity
92%
Feels like
50°F
Dew Point
48°F
10 PM
50°F
30%
12mph
S
30% Chance of Light Rain
Humidity
93%
Feels like
45°F
Dew Point
48°F
11 PM
50°F
30%
10mph
S
30% Chance of Light Rain
Humidity
94%
Feels like
46°F
Dew Point
48°F

Snow Forecast through Tuesday Morning

Nor’easter Prepares to Slam Northeast

A classic Nor’easter storm system will develop and intensify on Sunday, slamming the Northeast with heavy snow, rapid winds, and coastal flooding.

Today's Weather Outlook

Weekend Weather Outlook

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

Windchill chart

Dangers of Wind Chills

Story Image via pixabay.com

Avalanche Dangers and Safety

Weekly Drought Map for February 19, 2026

Mixed Results to Drought Depiction Despite Active Pattern

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