Today's Hourly Weather Forecast - Letterkenny, Ulster, IE

Time
6 PM
Weather Condition:
Temperature
63°
Chance of precipitation
0%
Wind
10mph
Weather Condition:Partly Cloudy
Humidity
57%
Feels like
63°
Dew Point
48°
Time
7 PM
Weather Condition:
Temperature
61°
Chance of precipitation
0%
Wind
9mph
Weather Condition:Partly Cloudy
Humidity
60%
Feels like
61°
Dew Point
47°
Time
8 PM
Weather Condition:
Temperature
59°
Chance of precipitation
0%
Wind
7mph
Weather Condition:Mostly Sunny
Humidity
65%
Feels like
59°
Dew Point
47°
Time
9 PM
Weather Condition:
Temperature
57°
Chance of precipitation
0%
Wind
5mph
Weather Condition:Mostly Sunny
Humidity
72%
Feels like
57°
Dew Point
48°
Time
10 PM
Weather Condition:
Temperature
54°
Chance of precipitation
0%
Wind
3mph
Weather Condition:Partly Cloudy
Humidity
80%
Feels like
54°
Dew Point
48°
Sunset at 10:13 PM
Time
11 PM
Weather Condition:
Temperature
51°
Chance of precipitation
0%
Wind
2mph
Weather Condition:Partly Cloudy
Humidity
88%
Feels like
51°
Dew Point
47°

Today's severe weather outlook

Heightened Severe Storm Risk for the Central Plains

A low pressure system will trigger severe thunderstorms this afternoon and evening across the Central Plains.

Today's Weather Outlook

Weekend Weather Outlook

Temperature Outlook for June through August 2026

Summer Outlook: Developing El Niño Set to Impact Drought, Wildfires Nationwide

Drought Monitor for June 18, 2026

Thirsty Midwest, Southern Plains See Drought Relief

Story Image: The differences between the Heat Index and Wet Bulb Globe Temperature are outlined in this graphic. (NOAA, NWS)

Heat Index Vs Wet Bulb Globe Temperature

Story Image via pixabay.com

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