Hourly Weather Forecast - Port Jefferson, NY

4 PM
25°F
0%
1mph
ESE
Mostly Sunny
Humidity
43%
Feels like
25°F
Dew Point
6°F
5 PM
24°F
0%
1mph
SE
Mostly Sunny
Humidity
48%
Feels like
24°F
Dew Point
8°F
5:44 PM
6 PM
23°F
0%
2mph
SSE
Clear
Humidity
53%
Feels like
23°F
Dew Point
9°F
7 PM
23°F
0%
3mph
SSE
Clear
Humidity
58%
Feels like
23°F
Dew Point
10°F
8 PM
22°F
0%
3mph
SSE
Clear
Humidity
62%
Feels like
18°F
Dew Point
11°F
9 PM
22°F
0%
3mph
SE
Clear
Humidity
65%
Feels like
18°F
Dew Point
12°F
10 PM
22°F
0%
3mph
SE
Clear
Humidity
68%
Feels like
18°F
Dew Point
13°F
11 PM
22°F
0%
3mph
SE
Clear
Humidity
70%
Feels like
22°F
Dew Point
14°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.

Tuesday's Weather Outlook

Tuesday'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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