Hourly Weather Forecast - Port Jefferson Station, NY

12 AM
38°F
0%
7mph
SSW
Mostly Cloudy
Humidity
73%
Feels like
32°F
Dew Point
30°F
1 AM
38°F
0%
8mph
SSW
Mostly Cloudy
Humidity
74%
Feels like
32°F
Dew Point
30°F
2 AM
38°F
0%
8mph
SSW
Mostly Cloudy
Humidity
73%
Feels like
32°F
Dew Point
30°F
3 AM
38°F
0%
8mph
SW
Partly Cloudy
Humidity
72%
Feels like
32°F
Dew Point
30°F
4 AM
37°F
0%
7mph
SW
Partly Cloudy
Humidity
72%
Feels like
32°F
Dew Point
29°F
5 AM
37°F
0%
7mph
SW
Mostly Cloudy
Humidity
72%
Feels like
31°F
Dew Point
29°F
6 AM
37°F
0%
7mph
SW
Mostly Cloudy
Humidity
70%
Feels like
32°F
Dew Point
28°F
7 AM
37°F
0%
6mph
WSW
Cloudy
Humidity
70%
Feels like
32°F
Dew Point
29°F
7:13 AM
8 AM
39°F
0%
6mph
WSW
Mostly Cloudy
Humidity
72%
Feels like
34°F
Dew Point
30°F
9 AM
40°F
0%
6mph
WSW
Partly Cloudy
Humidity
70%
Feels like
36°F
Dew Point
31°F
10 AM
42°F
0%
6mph
W
Sunny
Humidity
65%
Feels like
38°F
Dew Point
31°F
11 AM
44°F
0%
7mph
W
Sunny
Humidity
60%
Feels like
39°F
Dew Point
31°F
12 PM
44°F
0%
8mph
W
Mostly Sunny
Humidity
56%
Feels like
40°F
Dew Point
29°F
1 PM
44°F
0%
9mph
WNW
Mostly Sunny
Humidity
54%
Feels like
39°F
Dew Point
28°F
2 PM
42°F
0%
10mph
WNW
Mostly Sunny
Humidity
54%
Feels like
37°F
Dew Point
27°F
3 PM
40°F
0%
10mph
NW
Mostly Sunny
Humidity
55%
Feels like
34°F
Dew Point
26°F
4 PM
38°F
0%
10mph
NW
Sunny
Humidity
55%
Feels like
31°F
Dew Point
23°F
4:27 PM
5 PM
35°F
0%
10mph
NW
Clear
Humidity
54%
Feels like
27°F
Dew Point
20°F
6 PM
33°F
0%
9mph
WNW
Clear
Humidity
53%
Feels like
25°F
Dew Point
17°F
7 PM
31°F
0%
9mph
WNW
Clear
Humidity
48%
Feels like
23°F
Dew Point
14°F
8 PM
30°F
0%
9mph
WNW
Clear
Humidity
49%
Feels like
22°F
Dew Point
14°F
9 PM
29°F
0%
9mph
WNW
Clear
Humidity
53%
Feels like
21°F
Dew Point
15°F
10 PM
29°F
0%
9mph
WNW
Clear
Humidity
54%
Feels like
21°F
Dew Point
15°F
11 PM
29°F
0%
9mph
WNW
Clear
Humidity
56%
Feels like
20°F
Dew Point
15°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Weekend Weather Outlook

Weekend Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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