Hourly Weather Forecast - Portmarnock, , IE

12 AM
40°F
20%
15mph
WSW
Partly Cloudy
Humidity
81%
Feels like
32°F
Dew Point
35°F
1 AM
41°F
20%
15mph
WSW
Partly Cloudy
Humidity
81%
Feels like
33°F
Dew Point
35°F
2 AM
41°F
10%
14mph
WSW
Partly Cloudy
Humidity
81%
Feels like
33°F
Dew Point
36°F
3 AM
41°F
10%
14mph
WSW
Partly Cloudy
Humidity
81%
Feels like
34°F
Dew Point
36°F
4 AM
42°F
10%
14mph
WSW
Partly Cloudy
Humidity
80%
Feels like
34°F
Dew Point
36°F
5 AM
42°F
10%
13mph
W
Partly Cloudy
Humidity
80%
Feels like
34°F
Dew Point
36°F
6 AM
42°F
20%
12mph
W
Partly Cloudy
Humidity
81%
Feels like
35°F
Dew Point
36°F
6:37 AM
7 AM
42°F
10%
12mph
WSW
Partly Cloudy
Humidity
80%
Feels like
36°F
Dew Point
37°F
8 AM
44°F
20%
13mph
WSW
Mostly Cloudy
Humidity
76%
Feels like
38°F
Dew Point
37°F
9 AM
46°F
10%
13mph
WSW
Mostly Cloudy
Humidity
71%
Feels like
40°F
Dew Point
37°F
10 AM
48°F
0%
13mph
W
Cloudy
Humidity
67%
Feels like
43°F
Dew Point
38°F
11 AM
50°F
10%
13mph
WSW
Cloudy
Humidity
65%
Feels like
45°F
Dew Point
39°F
12 PM
51°F
10%
14mph
WSW
Cloudy
Humidity
63%
Feels like
51°F
Dew Point
39°F
1 PM
51°F
20%
14mph
W
Cloudy
Humidity
71%
Feels like
51°F
Dew Point
42°F
2 PM
52°F
20%
14mph
WSW
Cloudy
Humidity
71%
Feels like
52°F
Dew Point
43°F
3 PM
52°F
20%
13mph
WSW
Cloudy
Humidity
72%
Feels like
52°F
Dew Point
43°F
4 PM
52°F
20%
13mph
WSW
Cloudy
Humidity
74%
Feels like
52°F
Dew Point
44°F
5 PM
52°F
20%
13mph
WSW
Cloudy
Humidity
78%
Feels like
52°F
Dew Point
45°F
6 PM
51°F
30%
12mph
SW
30% Chance of Light Rain
Humidity
82%
Feels like
51°F
Dew Point
46°F
6:29 PM
7 PM
51°F
30%
12mph
SW
30% Chance of Light Rain
Humidity
86%
Feels like
51°F
Dew Point
47°F
8 PM
50°F
30%
13mph
SSW
30% Chance Rain Showers
Humidity
89%
Feels like
50°F
Dew Point
47°F
9 PM
50°F
30%
13mph
SSW
30% Chance Rain Showers
Humidity
91%
Feels like
45°F
Dew Point
47°F
10 PM
50°F
20%
12mph
SW
Partly Cloudy
Humidity
92%
Feels like
45°F
Dew Point
47°F
11 PM
50°F
20%
12mph
SW
Partly Cloudy
Humidity
92%
Feels like
45°F
Dew Point
47°F

Today's Severe Weather Outlook

Severe Storms Rally from Gulf Coast to Mid-Atlantic

Multiple rounds of severe storms will form today from the Gulf Coast to the Mid-Atlantic.

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

This John Deere riding mower continues to hum along. (Wikimedia Commons)

Spring Mower and Power Tool Seasonal Checklist

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Today's National Outlook

Hurricane Tracker

Allergy Forecast

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Outdoor Sports Guide