Hourly Weather Forecast - Oldcastle, Leinster, IE

11 AM
58°F
20%
25mph
S
Windy
Humidity
92%
Feels like
58°F
Dew Point
55°F
12 PM
57°F
20%
25mph
SSE
Windy
Humidity
91%
Feels like
57°F
Dew Point
55°F
1 PM
56°F
30%
29mph
SSE
30% Chance of Light Rain
Humidity
92%
Feels like
56°F
Dew Point
54°F
2 PM
55°F
40%
30mph
S
40% Chance of Light Rain
Humidity
93%
Feels like
55°F
Dew Point
53°F
3 PM
53°F
80%
27mph
SSW
80% Chance of Rain
Humidity
91%
Feels like
53°F
Dew Point
50°F
4 PM
51°F
70%
34mph
SW
70% Chance of Light Rain
Humidity
88%
Feels like
51°F
Dew Point
48°F
4:08 PM
5 PM
50°F
40%
34mph
SW
40% Chance of Light Rain
Humidity
83%
Feels like
41°F
Dew Point
45°F
6 PM
48°F
40%
31mph
SW
40% Chance of Light Rain
Humidity
78%
Feels like
40°F
Dew Point
42°F
7 PM
48°F
30%
25mph
SW
30% Chance Rain Showers
Humidity
78%
Feels like
40°F
Dew Point
41°F
8 PM
47°F
10%
23mph
SW
Windy
Humidity
81%
Feels like
39°F
Dew Point
41°F
9 PM
46°F
10%
22mph
SW
Windy
Humidity
83%
Feels like
38°F
Dew Point
41°F
10 PM
46°F
10%
21mph
SW
Windy
Humidity
85%
Feels like
38°F
Dew Point
41°F
11 PM
45°F
10%
19mph
SW
Partly Cloudy
Humidity
86%
Feels like
38°F
Dew Point
42°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy, Flooding Rain Impacts the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide