10-Day Weather Forecast for Port Jefferson Station, New York - The Weather Channel | weather.com
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10 Day Weather-

As of 9:59 pm EDT
alertLevel3

Small Craft Advisory

Tonight

Partly Cloudy Night Partly Cloudy
--/29°
Rain drop 1%
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Night

29°
Partly Cloudy Night
Mixed precipitation
1%
WNW 14 mph

Some clouds this evening will give way to mainly clear skies overnight. Low 29F. Winds WNW at 10 to 20 mph.

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  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:32 am
  • Moonset
    Moonset12:08 pm
  • Moon Phase - Day 23 Waning Crescent

Fri 13

Mostly Cloudy Day Mostly Cloudy
41°/39°
Rain drop 1%
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Day

41°
Mostly Cloudy Day
Rain drop
1%
SW 16 mph

Partly cloudy skies during the morning hours will become overcast in the afternoon. High 41F. Winds SW at 10 to 20 mph.

  • Humidity
    Humidity47%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise7:07 am
  • Sunset
    Sunset6:56 pm

Night

39°
Partly Cloudy Night
Mixed precipitation
24%
SSW 17 mph

Mostly cloudy skies early will become partly cloudy late. Low 39F. Winds SSW at 10 to 20 mph.

  • Humidity
    Humidity65%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:17 am
  • Moonset
    Moonset1:09 pm
  • Moon Phase - Day 24 Waning Crescent

Sat 14

Windy Partly Cloudy/Wind
48°/30°
Rain drop 0%
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Day

48°
Windy
W 21 mph

Partly cloudy skies with gusty winds. High 48F. Winds W at 20 to 30 mph. Higher wind gusts possible.

  • Humidity
    Humidity39%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:05 am
  • Sunset
    Sunset6:57 pm

Night

30°
Partly Cloudy Night
Mixed precipitation
1%
NNW 13 mph

Clear during the evening followed by cloudy skies overnight. Low near 30F. Winds NNW at 10 to 15 mph.

  • Humidity
    Humidity48%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:55 am
  • Moonset
    Moonset2:14 pm
  • Moon Phase - Day 25 Waning Crescent

Sun 15

Cloudy Cloudy
42°/39°
Rain drop 2%
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Day

42°
Cloudy
Rain drop
2%
E 14 mph

Overcast. High 42F. Winds E at 10 to 20 mph.

  • Humidity
    Humidity53%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise7:03 am
  • Sunset
    Sunset6:59 pm

Night

39°
Rain
Rain drop
95%
ESE 16 mph

A few showers in the evening becoming a steady rain overnight. Low 39F. Winds ESE at 10 to 20 mph. Chance of rain 100%. Rainfall near a quarter of an inch.

  • Humidity
    Humidity80%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:27 am
  • Moonset
    Moonset3:23 pm
  • Moon Phase - Day 26 Waning Crescent

Mon 16

Rain Rain/Wind
55°/35°
Rain drop 95%
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Day

55°
Rain
Rain drop
95%
S 22 mph

Periods of rain. Becoming windy in the afternoon. High near 55F. Winds S at 20 to 30 mph. Chance of rain 100%. Rainfall around a half an inch. Winds could occasionally gust over 40 mph.

  • Humidity
    Humidity92%
  • UV index
    UV Index2 of 11
  • Sunrise
    Sunrise7:02 am
  • Sunset
    Sunset7:00 pm

Night

35°
Rain
Rain drop
91%
SW 22 mph

Windy at times with rain. Low around 35F. Winds SW at 20 to 30 mph. Chance of rain 90%. Rainfall near a half an inch.

  • Humidity
    Humidity86%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:54 am
  • Moonset
    Moonset4:32 pm
  • Moon Phase - Day 27 Waning Crescent

Tue 17

Partly Cloudy Day Partly Cloudy
41°/22°
Rain drop 24%
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Day

41°
Partly Cloudy Day
Rain drop
24%
W 19 mph

Sunshine and clouds mixed. Cold. High 41F. Winds W at 15 to 25 mph.

  • Humidity
    Humidity46%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:00 am
  • Sunset
    Sunset7:01 pm

Night

22°
Partly Cloudy Night
Snowflake
1%
WNW 16 mph

Partly cloudy. Low 22F. Winds WNW at 10 to 20 mph.

  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:18 am
  • Moonset
    Moonset5:42 pm
  • Moon Phase - Day 28 Waning Crescent

Wed 18

Mostly Clear Day Mostly Sunny
35°/28°
Rain drop 0%
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Day

35°
Mostly Clear Day
W 9 mph

Generally sunny despite a few afternoon clouds. High around 35F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity42%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:58 am
  • Sunset
    Sunset7:02 pm

Night

28°
Partly Cloudy Night
Mixed precipitation
2%
SSE 6 mph

A few clouds. Low 28F. Winds light and variable.

  • Humidity
    Humidity62%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:41 am
  • Moonset
    Moonset6:53 pm
  • Moon Phase - Day 29 New Moon

Thu 19

Partly Cloudy Day Partly Cloudy
42°/33°
Rain drop 2%
Add

Day

42°
Partly Cloudy Day
Rain drop
2%
SE 9 mph

Some sun in the morning with increasing clouds during the afternoon. High 42F. Winds SE at 5 to 10 mph.

  • Humidity
    Humidity61%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:57 am
  • Sunset
    Sunset7:03 pm

Night

33°
Mostly Cloudy Night
Mixed precipitation
24%
ESE 5 mph

Considerable cloudiness. Low 33F. Winds light and variable.

  • Humidity
    Humidity73%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:04 am
  • Moonset
    Moonset8:06 pm
  • Moon Phase - Day 0 New Moon

Fri 20

Mostly Cloudy Day Mostly Cloudy
46°/36°
Rain drop 24%
Add

Day

46°
Mostly Cloudy Day
Rain drop
24%
SE 8 mph

Considerable cloudiness. High 46F. Winds SE at 5 to 10 mph.

  • Humidity
    Humidity69%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise6:55 am
  • Sunset
    Sunset7:04 pm

Night

36°
Partly Cloudy Night
Mixed precipitation
21%
SW 8 mph

Partly cloudy. Low 36F. Winds SW at 5 to 10 mph.

  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:28 am
  • Moonset
    Moonset9:21 pm
  • Moon Phase - Day 2 Waxing Crescent

Sat 21

Partly Cloudy Day Partly Cloudy
48°/29°
Rain drop 24%
Add

Day

48°
Partly Cloudy Day
Rain drop
24%
W 14 mph

Partly cloudy skies. High 48F. Winds W at 10 to 20 mph.

  • Humidity
    Humidity59%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:53 am
  • Sunset
    Sunset7:05 pm

Night

29°
Partly Cloudy Night
Mixed precipitation
9%
NW 10 mph

A few clouds from time to time. Low 29F. Winds NW at 5 to 10 mph.

  • Humidity
    Humidity59%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:55 am
  • Moonset
    Moonset10:38 pm
  • Moon Phase - Day 3 Waxing Crescent

Sun 22

Partly Cloudy Day Partly Cloudy
40°/27°
Rain drop 8%
Add

Day

40°
Partly Cloudy Day
Rain drop
8%
NW 13 mph

Intervals of clouds and sunshine. High near 40F. Winds NW at 10 to 20 mph.

  • Humidity
    Humidity51%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:52 am
  • Sunset
    Sunset7:06 pm

Night

27°
Partly Cloudy Night
Mixed precipitation
21%
NNW 11 mph

A few clouds. Low 27F. Winds NNW at 10 to 15 mph.

  • Humidity
    Humidity62%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:28 am
  • Moonset
    Moonset11:57 pm
  • Moon Phase - Day 4 Waxing Crescent

Mon 23

Partly Cloudy Day Partly Cloudy
40°/27°
Rain drop 16%
Add

Day

40°
Partly Cloudy Day
Rain drop
16%
NW 12 mph

Intervals of clouds and sunshine. High around 40F. Winds NW at 10 to 15 mph.

  • Humidity
    Humidity54%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:50 am
  • Sunset
    Sunset7:07 pm

Night

27°
Partly Cloudy Night
Mixed precipitation
14%
NNW 10 mph

A few clouds. Low 27F. Winds NNW at 5 to 10 mph.

  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise9:09 am
  • Moonset
    Moonset--
  • Moon Phase - Day 5 Waxing Crescent

Tue 24

Partly Cloudy Day Partly Cloudy
39°/30°
Rain drop 14%
Add

Day

39°
Partly Cloudy Day
Mixed precipitation
14%
NNW 10 mph

Considerable clouds early. Some decrease in clouds later in the day. High 39F. Winds NNW at 10 to 15 mph.

  • Humidity
    Humidity59%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:48 am
  • Sunset
    Sunset7:08 pm

Night

30°
Partly Cloudy Night
Mixed precipitation
14%
N 8 mph

Partly cloudy early with increasing clouds overnight. Low around 30F. Winds N at 5 to 10 mph.

  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:00 am
  • Moonset
    Moonset1:13 am
  • Moon Phase - Day 6 Waxing Crescent

Wed 25

Partly Cloudy Day Partly Cloudy
46°/33°
Rain drop 21%
Add

Day

46°
Partly Cloudy Day
Rain drop
21%
NNW 11 mph

Sunshine and clouds mixed. High 46F. Winds NNW at 10 to 15 mph.

  • Humidity
    Humidity67%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:47 am
  • Sunset
    Sunset7:09 pm

Night

33°
Partly Cloudy Night
Mixed precipitation
20%
NNE 7 mph

A few clouds. Low 33F. Winds NNE at 5 to 10 mph.

  • Humidity
    Humidity78%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:02 am
  • Moonset
    Moonset2:20 am
  • Moon Phase - Day 7 First Quarter

Thu 26

Showers PM Light Rain
46°/33°
Rain drop 60%
Add

Day

46°
Showers
Rain drop
60%
NE 10 mph

A mix of clouds and sun in the morning will give way to cloudy skies and light rain during the afternoon. High 46F. Winds NE at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity69%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:45 am
  • Sunset
    Sunset7:11 pm

Night

33°
Showers
Rain drop
60%
NE 8 mph

Steady light rain in the evening. Showers continuing late. Low 33F. Winds NE at 5 to 10 mph. Chance of rain 60%.

  • Humidity
    Humidity84%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:12 pm
  • Moonset
    Moonset3:17 am
  • Moon Phase - Day 8 Waxing Gibbous
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