Hourly Weather Forecast - Port Jefferson, NY

12 AM
37°F
40%
2mph
S
40% Chance Rain Showers
Humidity
93%
Feels like
37°F
Dew Point
35°F
1 AM
37°F
40%
2mph
SSE
40% Chance Rain Showers
Humidity
95%
Feels like
37°F
Dew Point
35°F
2 AM
36°F
40%
2mph
SE
40% Chance Rain Showers
Humidity
97%
Feels like
36°F
Dew Point
35°F
3 AM
36°F
40%
2mph
ESE
40% Chance Rain Showers
Humidity
98%
Feels like
36°F
Dew Point
35°F
4 AM
36°F
40%
2mph
E
40% Chance Rain Showers
Humidity
98%
Feels like
36°F
Dew Point
35°F
5 AM
36°F
40%
2mph
E
40% Chance Rain Showers
Humidity
97%
Feels like
36°F
Dew Point
35°F
6 AM
37°F
40%
2mph
ENE
40% Chance Rain Showers
Humidity
94%
Feels like
37°F
Dew Point
35°F
6:20 AM
7 AM
38°F
50%
3mph
ENE
50% Chance Rain Showers
Humidity
89%
Feels like
38°F
Dew Point
35°F
8 AM
40°F
50%
3mph
ENE
50% Chance Rain Showers
Humidity
85%
Feels like
38°F
Dew Point
36°F
9 AM
41°F
50%
4mph
ENE
50% Chance of Light Rain
Humidity
83%
Feels like
38°F
Dew Point
36°F
10 AM
41°F
50%
4mph
E
50% Chance of Light Rain
Humidity
82%
Feels like
39°F
Dew Point
36°F
11 AM
42°F
40%
3mph
E
40% Chance of Light Rain
Humidity
80%
Feels like
40°F
Dew Point
37°F
12 PM
43°F
40%
3mph
E
40% Chance of Light Rain
Humidity
78%
Feels like
43°F
Dew Point
37°F
1 PM
44°F
30%
3mph
E
30% Chance of Light Rain
Humidity
77%
Feels like
44°F
Dew Point
37°F
2 PM
44°F
30%
3mph
E
30% Chance of Light Rain
Humidity
76%
Feels like
43°F
Dew Point
37°F
3 PM
44°F
30%
4mph
ENE
30% Chance of Light Rain
Humidity
77%
Feels like
42°F
Dew Point
37°F
4 PM
43°F
10%
4mph
ENE
Cloudy
Humidity
80%
Feels like
41°F
Dew Point
37°F
5 PM
42°F
10%
4mph
ENE
Cloudy
Humidity
83%
Feels like
40°F
Dew Point
37°F
5:47 PM
6 PM
41°F
30%
4mph
ENE
30% Chance of Light Rain
Humidity
85%
Feels like
38°F
Dew Point
37°F
7 PM
40°F
30%
4mph
E
30% Chance of Light Rain
Humidity
87%
Feels like
37°F
Dew Point
37°F
8 PM
40°F
30%
5mph
E
30% Chance of Light Rain
Humidity
89%
Feels like
37°F
Dew Point
37°F
9 PM
40°F
30%
5mph
E
30% Chance of Light Rain
Humidity
90%
Feels like
36°F
Dew Point
37°F
10 PM
39°F
40%
6mph
E
40% Chance of Light Rain
Humidity
90%
Feels like
35°F
Dew Point
37°F
11 PM
39°F
60%
6mph
E
60% Chance of Light Rain
Humidity
92%
Feels like
34°F
Dew Point
37°F

Snow and Ice Accumulations through Tuesday

Wintry Disturbance Hits Northeastern U.S.

A wintry disturbance will continue northeastward, buffeting the northeastern U.S. with light snow, freezing rain, and plain rain through Tuesday night.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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