Hourly Weather Forecast - Holyhead, Isle of Anglesey - Sir Ynis Mon, GB

12 AM
45°F
10%
6mph
S
Partly Cloudy
Humidity
98%
Feels like
41°F
Dew Point
44°F
1 AM
44°F
10%
6mph
S
Partly Cloudy
Humidity
98%
Feels like
41°F
Dew Point
44°F
2 AM
44°F
10%
5mph
SSW
Partly Cloudy
Humidity
98%
Feels like
41°F
Dew Point
44°F
3 AM
44°F
10%
6mph
SW
Partly Cloudy
Humidity
98%
Feels like
41°F
Dew Point
44°F
4 AM
44°F
10%
6mph
WSW
Foggy
Humidity
99%
Feels like
41°F
Dew Point
44°F
5 AM
44°F
10%
6mph
N
Foggy
Humidity
99%
Feels like
41°F
Dew Point
44°F
6 AM
44°F
10%
6mph
N
Foggy
Humidity
99%
Feels like
41°F
Dew Point
44°F
7 AM
45°F
10%
6mph
N
Partly Cloudy
Humidity
97%
Feels like
41°F
Dew Point
44°F
8 AM
46°F
10%
6mph
NNW
Partly Cloudy
Humidity
95%
Feels like
42°F
Dew Point
44°F
8:32 AM
9 AM
46°F
10%
7mph
NNW
Partly Cloudy
Humidity
94%
Feels like
43°F
Dew Point
45°F
10 AM
47°F
10%
8mph
N
Partly Cloudy
Humidity
93%
Feels like
43°F
Dew Point
45°F
11 AM
48°F
10%
9mph
N
Hazy
Humidity
91%
Feels like
44°F
Dew Point
46°F
12 PM
49°F
10%
10mph
N
Mostly Sunny
Humidity
90%
Feels like
44°F
Dew Point
46°F
1 PM
49°F
10%
11mph
NNE
Mostly Sunny
Humidity
89%
Feels like
45°F
Dew Point
46°F
2 PM
49°F
10%
11mph
NNE
Partly Cloudy
Humidity
89%
Feels like
44°F
Dew Point
46°F
3 PM
48°F
10%
12mph
NNE
Partly Cloudy
Humidity
89%
Feels like
43°F
Dew Point
45°F
4 PM
48°F
10%
12mph
NNE
Partly Cloudy
Humidity
89%
Feels like
43°F
Dew Point
45°F
4:02 PM
5 PM
47°F
10%
12mph
NNE
Partly Cloudy
Humidity
89%
Feels like
42°F
Dew Point
44°F
6 PM
47°F
10%
12mph
NNE
Mostly Cloudy
Humidity
89%
Feels like
41°F
Dew Point
44°F
7 PM
47°F
10%
13mph
NNE
Mostly Cloudy
Humidity
89%
Feels like
41°F
Dew Point
43°F
8 PM
46°F
20%
14mph
NNE
Mostly Cloudy
Humidity
89%
Feels like
40°F
Dew Point
43°F
9 PM
46°F
10%
14mph
NNE
Mostly Cloudy
Humidity
89%
Feels like
40°F
Dew Point
43°F
10 PM
46°F
10%
14mph
NNE
Mostly Cloudy
Humidity
89%
Feels like
39°F
Dew Point
43°F
11 PM
46°F
10%
14mph
NNE
Mostly Cloudy
Humidity
89%
Feels like
39°F
Dew Point
43°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

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

NOAA, NCDC

White Christmas? What Are The Odds

Weekend Weather Outlook

Weekend 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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