Hourly Weather Forecast - Port Jefferson, NY

12 AM
23°F
0%
17mph
W
Partly Cloudy
Humidity
48%
Feels like
9°F
Dew Point
6°F
1 AM
23°F
0%
17mph
W
Partly Cloudy
Humidity
49%
Feels like
9°F
Dew Point
6°F
2 AM
22°F
0%
18mph
W
Partly Cloudy
Humidity
50%
Feels like
8°F
Dew Point
6°F
3 AM
22°F
0%
18mph
W
Partly Cloudy
Humidity
51%
Feels like
7°F
Dew Point
6°F
4 AM
21°F
0%
19mph
W
Partly Cloudy
Humidity
50%
Feels like
7°F
Dew Point
6°F
5 AM
21°F
0%
18mph
W
Partly Cloudy
Humidity
50%
Feels like
6°F
Dew Point
6°F
6 AM
21°F
0%
18mph
W
Partly Cloudy
Humidity
51%
Feels like
6°F
Dew Point
6°F
7 AM
22°F
0%
17mph
W
Partly Cloudy
Humidity
50%
Feels like
7°F
Dew Point
6°F
7:14 AM
8 AM
23°F
0%
16mph
W
Partly Cloudy
Humidity
48%
Feels like
9°F
Dew Point
6°F
9 AM
24°F
0%
16mph
W
Mostly Sunny
Humidity
46%
Feels like
11°F
Dew Point
6°F
10 AM
26°F
0%
15mph
W
Sunny
Humidity
43%
Feels like
13°F
Dew Point
6°F
11 AM
27°F
0%
15mph
W
Sunny
Humidity
40%
Feels like
15°F
Dew Point
6°F
12 PM
29°F
0%
14mph
W
Sunny
Humidity
37%
Feels like
18°F
Dew Point
6°F
1 PM
31°F
0%
13mph
WSW
Sunny
Humidity
36%
Feels like
20°F
Dew Point
7°F
2 PM
31°F
0%
13mph
WSW
Sunny
Humidity
37%
Feels like
22°F
Dew Point
8°F
3 PM
31°F
0%
12mph
SW
Sunny
Humidity
40%
Feels like
22°F
Dew Point
10°F
4 PM
31°F
0%
12mph
SW
Sunny
Humidity
42%
Feels like
21°F
Dew Point
11°F
4:49 PM
5 PM
31°F
0%
12mph
SW
Mostly Clear
Humidity
44%
Feels like
21°F
Dew Point
12°F
6 PM
31°F
0%
12mph
SSW
Partly Cloudy
Humidity
46%
Feels like
21°F
Dew Point
13°F
7 PM
31°F
0%
13mph
SSW
Mostly Cloudy
Humidity
50%
Feels like
21°F
Dew Point
15°F
8 PM
32°F
0%
13mph
SSW
Mostly Cloudy
Humidity
52%
Feels like
22°F
Dew Point
16°F
9 PM
32°F
0%
13mph
SW
Cloudy
Humidity
53%
Feels like
23°F
Dew Point
17°F
10 PM
33°F
0%
13mph
SW
Cloudy
Humidity
55%
Feels like
23°F
Dew Point
18°F
11 PM
33°F
0%
13mph
SW
Cloudy
Humidity
55%
Feels like
23°F
Dew Point
18°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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