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

12 AM
46°F
20%
1mph
ENE
Mostly Clear
Humidity
70%
Feels like
46°F
Dew Point
37°F
1 AM
46°F
20%
1mph
E
Mostly Clear
Humidity
70%
Feels like
46°F
Dew Point
37°F
2 AM
46°F
20%
3mph
ESE
Clear
Humidity
70%
Feels like
46°F
Dew Point
37°F
3 AM
46°F
20%
4mph
SE
Clear
Humidity
70%
Feels like
44°F
Dew Point
37°F
4 AM
46°F
10%
4mph
SE
Mostly Clear
Humidity
70%
Feels like
44°F
Dew Point
37°F
5 AM
46°F
10%
5mph
SE
Partly Cloudy
Humidity
71%
Feels like
43°F
Dew Point
37°F
6 AM
46°F
10%
6mph
SE
Partly Cloudy
Humidity
71%
Feels like
43°F
Dew Point
37°F
6:48 AM
7 AM
46°F
10%
6mph
SE
Mostly Cloudy
Humidity
72%
Feels like
43°F
Dew Point
38°F
8 AM
48°F
10%
7mph
SE
Mostly Cloudy
Humidity
71%
Feels like
44°F
Dew Point
39°F
9 AM
49°F
10%
7mph
SE
Mostly Cloudy
Humidity
69%
Feels like
46°F
Dew Point
40°F
10 AM
51°F
10%
8mph
SSE
Mostly Cloudy
Humidity
67%
Feels like
51°F
Dew Point
41°F
11 AM
52°F
20%
8mph
SSE
Mostly Cloudy
Humidity
68%
Feels like
52°F
Dew Point
42°F
12 PM
53°F
20%
9mph
SSE
Cloudy
Humidity
68%
Feels like
53°F
Dew Point
43°F
1 PM
53°F
30%
9mph
SSE
30% Chance of Light Rain
Humidity
70%
Feels like
53°F
Dew Point
44°F
2 PM
53°F
30%
9mph
SSE
30% Chance of Light Rain
Humidity
73%
Feels like
53°F
Dew Point
45°F
3 PM
53°F
30%
9mph
SSE
30% Chance of Light Rain
Humidity
76%
Feels like
53°F
Dew Point
45°F
4 PM
51°F
30%
8mph
S
30% Chance of Light Rain
Humidity
81%
Feels like
51°F
Dew Point
46°F
5 PM
50°F
30%
9mph
S
30% Chance of Light Rain
Humidity
87%
Feels like
50°F
Dew Point
47°F
6 PM
49°F
30%
9mph
S
30% Chance of Light Rain
Humidity
91%
Feels like
46°F
Dew Point
47°F
6:09 PM
7 PM
49°F
30%
7mph
S
30% Chance of Light Rain
Humidity
93%
Feels like
46°F
Dew Point
47°F
8 PM
49°F
30%
5mph
S
30% Chance of Light Rain
Humidity
94%
Feels like
47°F
Dew Point
47°F

Snow and Ice Accumulations through Tuesday

Wintry Disturbance Hits Northeastern U.S.

A wintry disturbance will continue northeastward, buffeting the northeastern U.S. with light snow, freezing rain, and plain rain through Tuesday night.

Tuesday's Weather Outlook

Tuesday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

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

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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