Hourly Weather Forecast - Port Jefferson Station, NY

12 AM
26°F
20%
5mph
W
Cloudy
Humidity
71%
Feels like
20°F
Dew Point
18°F
1 AM
26°F
10%
5mph
WSW
Cloudy
Humidity
72%
Feels like
20°F
Dew Point
18°F
2 AM
26°F
10%
6mph
WSW
Cloudy
Humidity
73%
Feels like
19°F
Dew Point
19°F
3 AM
26°F
10%
6mph
W
Cloudy
Humidity
72%
Feels like
18°F
Dew Point
18°F
4 AM
25°F
10%
6mph
W
Mostly Cloudy
Humidity
72%
Feels like
18°F
Dew Point
17°F
5 AM
24°F
10%
6mph
W
Partly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
17°F
6 AM
24°F
10%
6mph
W
Partly Cloudy
Humidity
74%
Feels like
17°F
Dew Point
16°F
7 AM
24°F
10%
6mph
W
Mostly Clear
Humidity
72%
Feels like
17°F
Dew Point
16°F
7:10 AM
8 AM
26°F
10%
6mph
W
Mostly Sunny
Humidity
69%
Feels like
19°F
Dew Point
17°F
9 AM
28°F
0%
6mph
W
Sunny
Humidity
61%
Feels like
21°F
Dew Point
16°F
10 AM
29°F
0%
6mph
WNW
Sunny
Humidity
58%
Feels like
23°F
Dew Point
17°F
11 AM
31°F
0%
6mph
WNW
Sunny
Humidity
55%
Feels like
25°F
Dew Point
17°F
12 PM
32°F
0%
5mph
WNW
Sunny
Humidity
53%
Feels like
27°F
Dew Point
17°F
1 PM
33°F
0%
5mph
W
Sunny
Humidity
51%
Feels like
28°F
Dew Point
17°F
2 PM
33°F
0%
4mph
W
Sunny
Humidity
53%
Feels like
28°F
Dew Point
17°F
3 PM
31°F
0%
4mph
W
Mostly Sunny
Humidity
56%
Feels like
27°F
Dew Point
17°F
4 PM
30°F
0%
3mph
W
Mostly Sunny
Humidity
59%
Feels like
30°F
Dew Point
17°F
4:25 PM
5 PM
28°F
0%
3mph
W
Partly Cloudy
Humidity
64%
Feels like
28°F
Dew Point
18°F
6 PM
27°F
0%
2mph
W
Mostly Cloudy
Humidity
67%
Feels like
27°F
Dew Point
18°F
7 PM
26°F
0%
3mph
WSW
Cloudy
Humidity
69%
Feels like
26°F
Dew Point
18°F
8 PM
26°F
0%
3mph
WSW
Mostly Cloudy
Humidity
73%
Feels like
26°F
Dew Point
19°F
9 PM
26°F
0%
3mph
WSW
Partly Cloudy
Humidity
75%
Feels like
26°F
Dew Point
19°F
10 PM
26°F
0%
2mph
SW
Clear
Humidity
77%
Feels like
26°F
Dew Point
20°F
11 PM
26°F
0%
2mph
SW
Clear
Humidity
77%
Feels like
26°F
Dew Point
20°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

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

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

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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