Hourly Weather Forecast - Islip Terrace, NY

9 AM
33°F
100%
3mph
NNW
Heavy Snow
Humidity
95%
Feels like
30°F
Dew Point
32°F
10 AM
33°F
90%
5mph
NNW
Heavy Snow
Humidity
96%
Feels like
28°F
Dew Point
32°F
11 AM
32°F
90%
7mph
NNW
Heavy Snow
Humidity
92%
Feels like
25°F
Dew Point
30°F
12 PM
31°F
50%
8mph
NNW
50% Chance of Heavy Snow
Humidity
88%
Feels like
24°F
Dew Point
28°F
1 PM
30°F
30%
9mph
NNW
30% Chance of Heavy Snow
Humidity
83%
Feels like
22°F
Dew Point
26°F
2 PM
29°F
10%
10mph
NW
Mostly Cloudy
Humidity
76%
Feels like
21°F
Dew Point
23°F
3 PM
28°F
0%
10mph
NW
Mostly Cloudy
Humidity
72%
Feels like
19°F
Dew Point
20°F
4 PM
27°F
0%
10mph
NW
Mostly Cloudy
Humidity
71%
Feels like
17°F
Dew Point
19°F
4:25 PM
5 PM
26°F
0%
10mph
NW
Partly Cloudy
Humidity
71%
Feels like
16°F
Dew Point
18°F
6 PM
24°F
0%
11mph
NW
Partly Cloudy
Humidity
72%
Feels like
14°F
Dew Point
17°F
7 PM
23°F
0%
11mph
NNW
Partly Cloudy
Humidity
72%
Feels like
12°F
Dew Point
16°F
8 PM
23°F
0%
12mph
NNW
Partly Cloudy
Humidity
72%
Feels like
11°F
Dew Point
15°F
9 PM
22°F
0%
12mph
NNW
Mostly Clear
Humidity
72%
Feels like
10°F
Dew Point
14°F
10 PM
21°F
0%
12mph
NNW
Mostly Clear
Humidity
70%
Feels like
9°F
Dew Point
13°F
11 PM
20°F
0%
12mph
NNW
Mostly Clear
Humidity
67%
Feels like
8°F
Dew Point
11°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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