Port Jefferson, NY

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Current Weather Forecast for Port Jefferson

NY 11777  |   10:34am

Weather Conditions

76°
Feels Like 76°
Partly / Cloudy
Partly Cloudy
65° 77°
UV Index
6
UV Index
Air Quality
Moderate
Air Quality
Wind
SSE 15 mph
Wind
Rain
0 in
rain

Today

Tue 7/21
77°
Highest Temperature
Showers
90%
Cloudy. Some light rain will fall throughout the day. High 77F. Winds S at 10 to 20 mph. Chance of rain 90%.

Tonight

Tue 7/21
71°
Lowest Temperature
Thunderstorms
84%
Thunderstorms early, then variable clouds overnight with still a chance of showers. A few storms may be severe. Low 71F. Winds SSW at 10 to 20 mph. Chance of rain 80%.

Tomorrow

Wed 7/22
83°
Highest Temperature
Scattered Thunderstorms
36%
Partly cloudy in the morning followed by scattered thunderstorms in the afternoon. Storms may contain strong gusty winds. High 83F. Winds SW at 10 to 15 mph. Chance of rain 40%.

Local Weather Radar - Port Jefferson, NY

Live Port Jefferson Local Radar Forecast by FOX Weather

Next 12 Hours Forecast in Port Jefferson

Hourly Weather Forecast & Temperature

11AM
Mostly Cloudy
11%
77°
Feels Like 77°
Mostly Cloudy
Wind
SSE 15 mph
Wind
Pressure
1012 mb
Pressure
Humidity
75%
Humidity
UV Index
6
UV Index
Visibility
10mi
Visibility
Visibility
62%
Cloud Cover
12PM
Showers
52%
77°
Feels Like 77°
Showers
Wind
SSE 17 mph
Wind
Pressure
1011 mb
Pressure
Humidity
79%
Humidity
UV Index
7
UV Index
Visibility
7mi
Visibility
Visibility
73%
Cloud Cover
1PM
Showers
87%
76°
Feels Like 76°
Light Rain
Wind
SSE 16 mph
Wind
Pressure
1010 mb
Pressure
Humidity
87%
Humidity
UV Index
6
UV Index
Visibility
7mi
Visibility
Visibility
85%
Cloud Cover
2PM
Showers
89%
75°
Feels Like 75°
Light Rain
Wind
S 16 mph
Wind
Pressure
1009 mb
Pressure
Humidity
89%
Humidity
UV Index
4
UV Index
Visibility
6mi
Visibility
Visibility
97%
Cloud Cover
3PM
Showers
31%
74°
Feels Like 74°
Few Showers
Wind
S 15 mph
Wind
Pressure
1008 mb
Pressure
Humidity
93%
Humidity
UV Index
3
UV Index
Visibility
7mi
Visibility
Visibility
94%
Cloud Cover
4PM
Cloudy
18%
75°
Feels Like 75°
Cloudy
Wind
S 14 mph
Wind
Pressure
1007 mb
Pressure
Humidity
95%
Humidity
UV Index
2
UV Index
Visibility
8mi
Visibility
Visibility
98%
Cloud Cover
5PM
Showers
42%
75°
Feels Like 75°
Showers
Wind
S 15 mph
Wind
Pressure
1007 mb
Pressure
Humidity
93%
Humidity
UV Index
1
UV Index
Visibility
7mi
Visibility
Visibility
97%
Cloud Cover
6PM
Showers
53%
75°
Feels Like 80°
Showers
Wind
S 14 mph
Wind
Pressure
1006 mb
Pressure
Humidity
91%
Humidity
UV Index
1
UV Index
Visibility
5mi
Visibility
Visibility
97%
Cloud Cover
7PM
Showers
51%
75°
Feels Like 80°
Showers
Wind
SSW 13 mph
Wind
Pressure
1006 mb
Pressure
Humidity
92%
Humidity
UV Index
0
UV Index
Visibility
5mi
Visibility
Visibility
95%
Cloud Cover
8PM
Showers
46%
74°
Feels Like 79°
Showers
Wind
SSW 12 mph
Wind
Pressure
1005 mb
Pressure
Humidity
96%
Humidity
UV Index
0
UV Index
Visibility
4mi
Visibility
Visibility
96%
Cloud Cover
9PM
Thunderstorms
84%
74°
Feels Like 77°
Thunderstorms
Wind
SSW 13 mph
Wind
Pressure
1005 mb
Pressure
Humidity
98%
Humidity
UV Index
0
UV Index
Visibility
4mi
Visibility
Visibility
98%
Cloud Cover
10PM
Thunderstorms
72%
73°
Feels Like 77°
Thunderstorms
Wind
SSW 15 mph
Wind
Pressure
1005 mb
Pressure
Humidity
97%
Humidity
UV Index
0
UV Index
Visibility
4mi
Visibility
Visibility
99%
Cloud Cover
Tue 7/21
Tue
Showers
90%
65°
77°
Light rain. Highs in the upper 70s and lows in the low 70s.
Feels Like
81°
Feels Like
Wind
S 17 mph
Wind
Humidity
87%
Humidity
UV Index
6
UV Index
Visibility
5:38 AM
Sunrise
Visibility
8:18 PM
Sunset
Wed 7/22
Wed
Scattered Thunderstorms
36%
69°
83°
Afternoon thunderstorms. Highs in the low 80s and lows in the mid 60s.
Feels Like
86°
Feels Like
Wind
SW 13 mph
Wind
Humidity
73%
Humidity
UV Index
8
UV Index
Visibility
5:39 AM
Sunrise
Visibility
8:17 PM
Sunset
Thu 7/23
Thu
Sunny
2%
65°
77°
Mainly sunny. Highs in the upper 70s and lows in the mid 60s.
Feels Like
77°
Feels Like
Wind
NNE 10 mph
Wind
Humidity
53%
Humidity
UV Index
9
UV Index
Visibility
5:40 AM
Sunrise
Visibility
8:16 PM
Sunset
Fri 7/24
Fri
Fair / Mostly Sunny
4%
64°
79°
A few clouds. Highs in the upper 70s and lows in the mid 60s.
Feels Like
79°
Feels Like
Wind
ENE 8 mph
Wind
Humidity
58%
Humidity
UV Index
9
UV Index
Visibility
5:41 AM
Sunrise
Visibility
8:15 PM
Sunset
Sat 7/25
Sat
Partly / Cloudy
18%
64°
77°
Times of sun and clouds. Highs in the upper 70s and lows in the mid 60s.
Feels Like
77°
Feels Like
Wind
ENE 11 mph
Wind
Humidity
60%
Humidity
UV Index
9
UV Index
Visibility
5:42 AM
Sunrise
Visibility
8:15 PM
Sunset
Sun 7/26
Sun
Partly / Cloudy
18%
64°
79°
Mix of sun and clouds. Highs in the upper 70s and lows in the upper 60s.
Feels Like
81°
Feels Like
Wind
E 9 mph
Wind
Humidity
61%
Humidity
UV Index
9
UV Index
Visibility
5:43 AM
Sunrise
Visibility
8:14 PM
Sunset
Mon 7/27
Mon
Showers
37%
68°
80°
Showers possible. Highs in the low 80s and lows in the upper 60s.
Feels Like
81°
Feels Like
Wind
WSW 11 mph
Wind
Humidity
63%
Humidity
UV Index
9
UV Index
Visibility
5:43 AM
Sunrise
Visibility
8:13 PM
Sunset
Tue 7/28
Tue
Scattered Showers
45%
68°
80°
Showers possible in the afternoon. Highs in the low 80s and lows in the upper 60s.
Feels Like
82°
Feels Like
Wind
W 10 mph
Wind
Humidity
65%
Humidity
UV Index
8
UV Index
Visibility
5:44 AM
Sunrise
Visibility
8:12 PM
Sunset
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