Hourly Weather Forecast - Port Jefferson, NY

12 AM
44°F
10%
13mph
SSW
Cloudy
Humidity
68%
Feels like
37°F
Dew Point
34°F
1 AM
44°F
10%
13mph
SSW
Cloudy
Humidity
67%
Feels like
37°F
Dew Point
33°F
2 AM
44°F
10%
11mph
SSW
Cloudy
Humidity
67%
Feels like
37°F
Dew Point
33°F
3 AM
44°F
10%
10mph
SSW
Cloudy
Humidity
67%
Feels like
38°F
Dew Point
33°F
4 AM
43°F
10%
9mph
SSW
Cloudy
Humidity
67%
Feels like
38°F
Dew Point
33°F
5 AM
43°F
10%
8mph
SSW
Cloudy
Humidity
68%
Feels like
38°F
Dew Point
33°F
6 AM
42°F
20%
7mph
SSW
Cloudy
Humidity
69%
Feels like
38°F
Dew Point
33°F
7 AM
42°F
10%
7mph
SSW
Cloudy
Humidity
69%
Feels like
38°F
Dew Point
33°F
7:15 AM
8 AM
43°F
10%
7mph
SSW
Mostly Cloudy
Humidity
69%
Feels like
39°F
Dew Point
33°F
9 AM
44°F
10%
7mph
SSW
Cloudy
Humidity
67%
Feels like
40°F
Dew Point
34°F
10 AM
45°F
10%
7mph
SSW
Mostly Cloudy
Humidity
66%
Feels like
41°F
Dew Point
34°F
11 AM
46°F
10%
7mph
SSW
Cloudy
Humidity
65%
Feels like
42°F
Dew Point
34°F
12 PM
46°F
10%
6mph
SSW
Cloudy
Humidity
64%
Feels like
43°F
Dew Point
35°F
1 PM
46°F
10%
6mph
SSW
Mostly Cloudy
Humidity
64%
Feels like
44°F
Dew Point
35°F
2 PM
46°F
10%
5mph
SSW
Cloudy
Humidity
66%
Feels like
44°F
Dew Point
36°F
3 PM
46°F
10%
5mph
S
Cloudy
Humidity
69%
Feels like
43°F
Dew Point
36°F
4 PM
44°F
10%
4mph
S
Cloudy
Humidity
73%
Feels like
42°F
Dew Point
36°F
4:47 PM
5 PM
43°F
10%
4mph
S
Cloudy
Humidity
78%
Feels like
41°F
Dew Point
37°F
6 PM
42°F
10%
4mph
S
Cloudy
Humidity
81%
Feels like
40°F
Dew Point
37°F
7 PM
42°F
10%
3mph
S
Cloudy
Humidity
83%
Feels like
40°F
Dew Point
37°F
8 PM
42°F
10%
4mph
S
Cloudy
Humidity
84%
Feels like
40°F
Dew Point
37°F
9 PM
42°F
20%
4mph
S
Cloudy
Humidity
85%
Feels like
39°F
Dew Point
38°F
10 PM
42°F
20%
4mph
S
Cloudy
Humidity
86%
Feels like
39°F
Dew Point
38°F
11 PM
42°F
20%
4mph
SSW
Cloudy
Humidity
86%
Feels like
39°F
Dew Point
38°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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