Hourly Weather Forecast - Portmarnock, , IE

12 AM
44°F
20%
8mph
ESE
Partly Cloudy
Humidity
90%
Feels like
40°F
Dew Point
42°F
1 AM
44°F
20%
9mph
ESE
Partly Cloudy
Humidity
91%
Feels like
39°F
Dew Point
42°F
2 AM
45°F
30%
10mph
ESE
30% Chance Rain Showers
Humidity
90%
Feels like
40°F
Dew Point
42°F
3 AM
46°F
30%
11mph
ESE
30% Chance Rain Showers
Humidity
90%
Feels like
40°F
Dew Point
43°F
4 AM
46°F
30%
12mph
ESE
30% Chance Rain Showers
Humidity
89%
Feels like
40°F
Dew Point
43°F
5 AM
46°F
30%
13mph
ESE
30% Chance of Light Rain
Humidity
86%
Feels like
41°F
Dew Point
42°F
6 AM
46°F
30%
13mph
ESE
30% Chance of Light Rain
Humidity
87%
Feels like
40°F
Dew Point
42°F
7 AM
46°F
30%
14mph
ESE
30% Chance of Light Rain
Humidity
85%
Feels like
40°F
Dew Point
42°F
8 AM
46°F
30%
14mph
ESE
30% Chance of Light Rain
Humidity
84%
Feels like
40°F
Dew Point
42°F
8:08 AM
9 AM
47°F
30%
15mph
ESE
30% Chance Rain Showers
Humidity
82%
Feels like
41°F
Dew Point
42°F
10 AM
47°F
30%
15mph
ESE
30% Chance Rain Showers
Humidity
82%
Feels like
41°F
Dew Point
42°F
11 AM
47°F
40%
16mph
ESE
40% Chance Rain Showers
Humidity
82%
Feels like
40°F
Dew Point
42°F
12 PM
46°F
50%
16mph
ESE
50% Chance Rain Showers
Humidity
82%
Feels like
40°F
Dew Point
41°F
1 PM
46°F
50%
16mph
ESE
50% Chance Rain Showers
Humidity
84%
Feels like
40°F
Dew Point
42°F
2 PM
46°F
50%
16mph
ESE
50% Chance Rain Showers
Humidity
84%
Feels like
40°F
Dew Point
42°F
3 PM
46°F
50%
16mph
E
50% Chance Rain Showers
Humidity
84%
Feels like
40°F
Dew Point
42°F
4 PM
46°F
40%
16mph
E
40% Chance Rain Showers
Humidity
84%
Feels like
40°F
Dew Point
42°F
5 PM
46°F
40%
16mph
E
40% Chance Rain Showers
Humidity
84%
Feels like
40°F
Dew Point
42°F
5:09 PM
6 PM
47°F
40%
16mph
E
40% Chance Rain Showers
Humidity
84%
Feels like
40°F
Dew Point
42°F
7 PM
46°F
40%
16mph
E
40% Chance Rain Showers
Humidity
85%
Feels like
40°F
Dew Point
42°F
8 PM
46°F
40%
16mph
E
40% Chance Rain Showers
Humidity
84%
Feels like
39°F
Dew Point
42°F
9 PM
46°F
50%
16mph
E
50% Chance Rain Showers
Humidity
84%
Feels like
39°F
Dew Point
41°F
10 PM
46°F
50%
16mph
E
50% Chance Rain Showers
Humidity
85%
Feels like
39°F
Dew Point
41°F
11 PM
46°F
50%
16mph
E
50% Chance of Light Rain
Humidity
86%
Feels like
39°F
Dew Point
42°F

Thursday's Low Temperatures

Dangerous Cold, Lake-Effect Snow Grip Eastern U.S.

Frigid air will penetrate deep into the Eastern U.S. by midweek, with lake-effect snow lasting through Thursday.

Thursday's Weather Outlook

Thursday's Weather Outlook

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

Weekly Drought Map for January 22, 2026

Tranquil Weather Pattern Worsens Drought Depiction Nationwide

How to Measure Snow via NWS

How To Measure Snow

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