Hourly Weather Forecast - Port Jefferson, NY

12 AM
25°F
10%
8mph
WNW
Partly Cloudy
Humidity
53%
Feels like
16°F
Dew Point
10°F
1 AM
25°F
10%
8mph
W
Cloudy
Humidity
55%
Feels like
16°F
Dew Point
11°F
2 AM
24°F
10%
8mph
W
Cloudy
Humidity
56%
Feels like
16°F
Dew Point
11°F
3 AM
24°F
10%
8mph
W
Mostly Cloudy
Humidity
57%
Feels like
15°F
Dew Point
11°F
4 AM
24°F
10%
8mph
W
Partly Cloudy
Humidity
57%
Feels like
15°F
Dew Point
11°F
5 AM
24°F
10%
8mph
W
Partly Cloudy
Humidity
58%
Feels like
15°F
Dew Point
11°F
6 AM
23°F
10%
8mph
W
Partly Cloudy
Humidity
58%
Feels like
14°F
Dew Point
11°F
7 AM
23°F
10%
8mph
W
Partly Cloudy
Humidity
59%
Feels like
14°F
Dew Point
11°F
7:13 AM
8 AM
24°F
10%
10mph
W
Partly Cloudy
Humidity
52%
Feels like
13°F
Dew Point
9°F
9 AM
25°F
10%
11mph
W
Partly Cloudy
Humidity
48%
Feels like
14°F
Dew Point
8°F
10 AM
26°F
10%
11mph
W
Partly Cloudy
Humidity
45%
Feels like
16°F
Dew Point
8°F
11 AM
27°F
10%
12mph
W
Partly Cloudy
Humidity
43%
Feels like
17°F
Dew Point
8°F
12 PM
28°F
10%
12mph
WSW
Partly Cloudy
Humidity
41%
Feels like
18°F
Dew Point
8°F
1 PM
28°F
10%
12mph
WSW
Partly Cloudy
Humidity
41%
Feels like
18°F
Dew Point
8°F
2 PM
28°F
10%
12mph
WSW
Partly Cloudy
Humidity
41%
Feels like
18°F
Dew Point
8°F
3 PM
27°F
10%
12mph
WSW
Partly Cloudy
Humidity
42%
Feels like
17°F
Dew Point
7°F
4 PM
26°F
10%
12mph
WSW
Partly Cloudy
Humidity
44%
Feels like
16°F
Dew Point
7°F
4:53 PM
5 PM
26°F
20%
12mph
WSW
Partly Cloudy
Humidity
46%
Feels like
15°F
Dew Point
8°F
6 PM
26°F
20%
13mph
WSW
Mostly Cloudy
Humidity
49%
Feels like
15°F
Dew Point
9°F
7 PM
26°F
30%
13mph
WSW
30% Chance of Flurries
Humidity
49%
Feels like
15°F
Dew Point
10°F
8 PM
26°F
30%
14mph
WSW
30% Chance of Flurries
Humidity
49%
Feels like
14°F
Dew Point
10°F
9 PM
26°F
30%
15mph
WSW
30% Chance of Flurries
Humidity
49%
Feels like
14°F
Dew Point
10°F
10 PM
26°F
30%
15mph
WSW
30% Chance of Flurries
Humidity
50%
Feels like
14°F
Dew Point
10°F
11 PM
26°F
30%
15mph
WSW
30% Chance of Flurries
Humidity
51%
Feels like
13°F
Dew Point
10°F

Wednesday's Weather Outlook

Wednesday's Weather Outlook

It will be a tale of two seasons on Wednesday, with cold, wintry weather in the East and dry, spring-like weather in the West.

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

(Image provided by Pixabay.com)

Before a High Wind Event

Windchill chart

Dangers of Wind Chills

A snow-covered trail in Sparkill, N.Y. (H. Martinez, WeatherBug user)

Top Winter Hiking Destinations

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