Hourly Weather Forecast - Port Jefferson Station, NY

9 AM
22°F
0%
0mph
N
Sunny
Humidity
45%
Feels like
22°F
Dew Point
4°F
10 AM
25°F
0%
0mph
N
Sunny
Humidity
40%
Feels like
25°F
Dew Point
4°F
11 AM
26°F
0%
0mph
WNW
Sunny
Humidity
37%
Feels like
26°F
Dew Point
4°F
12 PM
28°F
0%
0mph
SW
Sunny
Humidity
35%
Feels like
28°F
Dew Point
4°F
1 PM
29°F
0%
1mph
SSW
Mostly Sunny
Humidity
36%
Feels like
29°F
Dew Point
5°F
2 PM
30°F
0%
2mph
SSW
Partly Cloudy
Humidity
37%
Feels like
30°F
Dew Point
7°F
3 PM
30°F
0%
2mph
SSW
Mostly Cloudy
Humidity
40%
Feels like
30°F
Dew Point
9°F
4 PM
30°F
0%
3mph
SSW
Mostly Cloudy
Humidity
44%
Feels like
27°F
Dew Point
11°F
4:24 PM
5 PM
31°F
0%
4mph
SSW
Partly Cloudy
Humidity
48%
Feels like
28°F
Dew Point
14°F
6 PM
31°F
0%
4mph
SSW
Partly Cloudy
Humidity
52%
Feels like
27°F
Dew Point
16°F
7 PM
32°F
0%
5mph
SSW
Cloudy
Humidity
55%
Feels like
27°F
Dew Point
18°F
8 PM
32°F
0%
6mph
SSW
Mostly Cloudy
Humidity
59%
Feels like
26°F
Dew Point
19°F
9 PM
34°F
10%
7mph
SW
Cloudy
Humidity
59%
Feels like
28°F
Dew Point
21°F
10 PM
35°F
10%
7mph
SW
Mostly Cloudy
Humidity
60%
Feels like
29°F
Dew Point
22°F
11 PM
35°F
0%
8mph
SW
Cloudy
Humidity
61%
Feels like
28°F
Dew Point
23°F

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide