Hourly Weather Forecast - West Islip, NY

9 AM
36°F
90%
8mph
NNW
Heavy Snow
Humidity
89%
Feels like
30°F
Dew Point
33°F
10 AM
35°F
90%
10mph
NNW
Heavy Snow
Humidity
88%
Feels like
28°F
Dew Point
32°F
11 AM
35°F
80%
12mph
NNW
80% Chance of Heavy Snow
Humidity
86%
Feels like
26°F
Dew Point
31°F
12 PM
33°F
40%
13mph
NNW
40% Chance of Heavy Snow
Humidity
84%
Feels like
24°F
Dew Point
29°F
1 PM
32°F
30%
14mph
NNW
30% Chance of Heavy Snow
Humidity
80%
Feels like
22°F
Dew Point
26°F
2 PM
31°F
10%
14mph
NNW
Mostly Cloudy
Humidity
76%
Feels like
20°F
Dew Point
24°F
3 PM
29°F
0%
14mph
NW
Mostly Cloudy
Humidity
72%
Feels like
19°F
Dew Point
22°F
4 PM
28°F
0%
14mph
NW
Partly Cloudy
Humidity
70%
Feels like
17°F
Dew Point
19°F
4:26 PM
5 PM
26°F
0%
15mph
NW
Partly Cloudy
Humidity
70%
Feels like
14°F
Dew Point
18°F
6 PM
25°F
0%
15mph
NW
Partly Cloudy
Humidity
69%
Feels like
12°F
Dew Point
16°F
7 PM
24°F
0%
16mph
NW
Partly Cloudy
Humidity
69%
Feels like
11°F
Dew Point
15°F
8 PM
23°F
0%
16mph
NW
Partly Cloudy
Humidity
67%
Feels like
9°F
Dew Point
14°F
9 PM
22°F
0%
16mph
NNW
Mostly Clear
Humidity
67%
Feels like
8°F
Dew Point
12°F
10 PM
21°F
0%
16mph
NNW
Mostly Clear
Humidity
65%
Feels like
7°F
Dew Point
11°F
11 PM
20°F
0%
16mph
NNW
Mostly Clear
Humidity
63%
Feels like
5°F
Dew Point
9°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

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