Hourly Weather Forecast - Islip, NY

12 AM
28°F
10%
2mph
W
Partly Cloudy
Humidity
66%
Feels like
28°F
Dew Point
18°F
1 AM
27°F
10%
2mph
W
Partly Cloudy
Humidity
69%
Feels like
27°F
Dew Point
18°F
2 AM
27°F
10%
2mph
W
Partly Cloudy
Humidity
71%
Feels like
27°F
Dew Point
19°F
3 AM
26°F
10%
1mph
W
Partly Cloudy
Humidity
73%
Feels like
26°F
Dew Point
19°F
4 AM
26°F
10%
1mph
W
Partly Cloudy
Humidity
74%
Feels like
26°F
Dew Point
19°F
5 AM
26°F
10%
1mph
W
Mostly Cloudy
Humidity
74%
Feels like
26°F
Dew Point
19°F
6 AM
28°F
10%
1mph
W
Mostly Cloudy
Humidity
74%
Feels like
28°F
Dew Point
20°F
7 AM
29°F
10%
1mph
W
Cloudy
Humidity
73%
Feels like
29°F
Dew Point
22°F
7:08 AM
8 AM
32°F
10%
1mph
WSW
Mostly Cloudy
Humidity
72%
Feels like
32°F
Dew Point
24°F
9 AM
34°F
10%
2mph
WSW
Cloudy
Humidity
69%
Feels like
34°F
Dew Point
25°F
10 AM
37°F
10%
2mph
SW
Cloudy
Humidity
68%
Feels like
37°F
Dew Point
27°F
11 AM
38°F
10%
3mph
SW
Mostly Cloudy
Humidity
67%
Feels like
36°F
Dew Point
28°F
12 PM
39°F
10%
5mph
SW
Partly Cloudy
Humidity
69%
Feels like
35°F
Dew Point
29°F
1 PM
39°F
10%
6mph
WSW
Partly Cloudy
Humidity
70%
Feels like
35°F
Dew Point
30°F
2 PM
39°F
10%
6mph
WSW
Partly Cloudy
Humidity
70%
Feels like
34°F
Dew Point
30°F
3 PM
38°F
10%
5mph
WSW
Mostly Cloudy
Humidity
71%
Feels like
34°F
Dew Point
30°F
4 PM
38°F
10%
5mph
WSW
Cloudy
Humidity
71%
Feels like
34°F
Dew Point
29°F
4:25 PM
5 PM
37°F
0%
5mph
WSW
Cloudy
Humidity
73%
Feels like
33°F
Dew Point
30°F
6 PM
37°F
0%
5mph
WSW
Cloudy
Humidity
74%
Feels like
33°F
Dew Point
30°F
7 PM
37°F
0%
5mph
WSW
Cloudy
Humidity
73%
Feels like
33°F
Dew Point
29°F
8 PM
37°F
0%
5mph
WSW
Cloudy
Humidity
74%
Feels like
33°F
Dew Point
29°F
9 PM
36°F
10%
5mph
WSW
Cloudy
Humidity
75%
Feels like
31°F
Dew Point
29°F
10 PM
35°F
20%
5mph
WSW
Cloudy
Humidity
76%
Feels like
30°F
Dew Point
28°F
11 PM
34°F
30%
5mph
W
30% Chance Frozen Mix
Humidity
76%
Feels like
30°F
Dew Point
28°F

Snowfall forecast through Saturday A.M.

More Snow Across the Northern U.S. into the Midwest

The parade of snow will continue across the northern U.S. and Midwest through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Rains Finally Easing Across 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