Hourly Weather Forecast - Portmarnock, , IE

12 AM
47°F
60%
9mph
E
60% Chance of Light Rain
Humidity
92%
Feels like
42°F
Dew Point
45°F
1 AM
47°F
60%
9mph
ENE
60% Chance of Light Rain
Humidity
91%
Feels like
42°F
Dew Point
44°F
2 AM
46°F
50%
9mph
ENE
50% Chance of Light Rain
Humidity
91%
Feels like
42°F
Dew Point
44°F
3 AM
46°F
50%
8mph
ENE
50% Chance of Light Rain
Humidity
93%
Feels like
42°F
Dew Point
44°F
4 AM
46°F
50%
8mph
NE
50% Chance of Light Rain
Humidity
94%
Feels like
41°F
Dew Point
44°F
5 AM
46°F
40%
8mph
NE
40% Chance of Light Rain
Humidity
95%
Feels like
41°F
Dew Point
44°F
6 AM
45°F
40%
8mph
NE
40% Chance Rain Showers
Humidity
97%
Feels like
41°F
Dew Point
44°F
7 AM
45°F
40%
7mph
E
40% Chance of Light Rain
Humidity
97%
Feels like
40°F
Dew Point
44°F
8 AM
44°F
40%
7mph
SE
40% Chance of Light Rain
Humidity
95%
Feels like
40°F
Dew Point
43°F
8:11 AM
9 AM
45°F
30%
7mph
SSE
30% Chance of Light Rain
Humidity
94%
Feels like
41°F
Dew Point
43°F
10 AM
46°F
30%
6mph
SSW
30% Chance of Light Rain
Humidity
93%
Feels like
42°F
Dew Point
44°F
11 AM
46°F
30%
6mph
SW
30% Chance of Light Rain
Humidity
92%
Feels like
43°F
Dew Point
44°F
12 PM
47°F
30%
6mph
WSW
30% Chance of Light Rain
Humidity
89%
Feels like
44°F
Dew Point
44°F
1 PM
48°F
30%
6mph
WSW
30% Chance of Light Rain
Humidity
88%
Feels like
45°F
Dew Point
44°F
2 PM
48°F
10%
6mph
W
Mostly Cloudy
Humidity
87%
Feels like
45°F
Dew Point
44°F
3 PM
48°F
20%
6mph
W
Mostly Cloudy
Humidity
86%
Feels like
45°F
Dew Point
44°F
4 PM
47°F
30%
5mph
W
30% Chance Rain Showers
Humidity
87%
Feels like
45°F
Dew Point
44°F
5 PM
47°F
30%
5mph
WSW
30% Chance Rain Showers
Humidity
90%
Feels like
44°F
Dew Point
44°F
5:05 PM
6 PM
46°F
20%
4mph
WSW
Partly Cloudy
Humidity
90%
Feels like
44°F
Dew Point
43°F
7 PM
46°F
10%
5mph
SW
Partly Cloudy
Humidity
90%
Feels like
43°F
Dew Point
43°F
8 PM
46°F
10%
6mph
SW
Partly Cloudy
Humidity
90%
Feels like
43°F
Dew Point
43°F
9 PM
46°F
10%
6mph
SW
Mostly Cloudy
Humidity
89%
Feels like
42°F
Dew Point
42°F
10 PM
46°F
10%
6mph
SW
Mostly Cloudy
Humidity
89%
Feels like
42°F
Dew Point
43°F
11 PM
46°F
10%
6mph
SW
Mostly Cloudy
Humidity
90%
Feels like
43°F
Dew Point
43°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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