10-Day Weather Forecast for Stony Brook, New York 11790 - The Weather Channel | weather.com
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10 Day Weather-

As of 8:54 pm EDT
alertLevel3

Small Craft Advisory

Tonight

Partly Cloudy Night Partly Cloudy
--/30°
Rain drop 15%
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Night

30°
Partly Cloudy Night
Mixed precipitation
15%
WNW 16 mph

Some clouds this evening will give way to mainly clear skies overnight. Low near 30F. Winds WNW at 10 to 20 mph.

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Southeast: Watch For High Winds, Isolated Tornadoes


  • Humidity
    Humidity61%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:33 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
    Humidity46%
  • UV index
    UV Index2 of 11
  • Sunrise
    Sunrise7:07 am
  • Sunset
    Sunset6:57 pm

Night

39°
Partly Cloudy Night
Mixed precipitation
24%
SSW 18 mph

Cloudy early, becoming mostly clear after midnight. Low 39F. Winds SSW at 15 to 25 mph.

  • Humidity
    Humidity64%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:18 am
  • Moonset
    Moonset1:09 pm
  • Moon Phase - Day 24 Waning Crescent

Sat 14

Windy Partly Cloudy/Wind
48°/31°
Rain drop 0%
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Day

48°
Windy
W 22 mph

Windy with a few clouds from time to time. 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
    Sunset6:58 pm

Night

31°
Partly Cloudy Night
Mixed precipitation
1%
NNW 14 mph

Clear skies in the evening then becoming cloudy overnight. Low 31F. Winds NNW at 10 to 20 mph.

  • Humidity
    Humidity47%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:56 am
  • Moonset
    Moonset2:14 pm
  • Moon Phase - Day 25 Waning Crescent

Sun 15

Cloudy Cloudy
43°/39°
Rain drop 2%
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Day

43°
Cloudy
Rain drop
2%
E 14 mph

Cloudy. High 43F. Winds E at 10 to 20 mph.

  • Humidity
    Humidity52%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise7:04 am
  • Sunset
    Sunset6:59 pm

Night

39°
Rain
Rain drop
95%
ESE 17 mph

Cloudy with rain developing after midnight. Low 39F. Winds ESE at 10 to 20 mph. Chance of rain 100%. Rainfall near a quarter of an inch.

  • Humidity
    Humidity79%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:28 am
  • Moonset
    Moonset3:23 pm
  • Moon Phase - Day 26 Waning Crescent

Mon 16

Rain Rain/Wind
56°/36°
Rain drop 95%
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Day

56°
Rain
Rain drop
95%
SSE 24 mph

Rain. Becoming windy in the afternoon. High 56F. Winds SSE at 20 to 30 mph. Chance of rain 100%. Rainfall near a half an inch. Winds could occasionally gust over 40 mph.

  • Humidity
    Humidity93%
  • UV index
    UV Index2 of 11
  • Sunrise
    Sunrise7:02 am
  • Sunset
    Sunset7:00 pm

Night

36°
Rain
Rain drop
87%
SW 23 mph

Windy at times with rain likely. Low 36F. Winds SW at 20 to 30 mph. Chance of rain 90%. Rainfall around a half an inch.

  • Humidity
    Humidity83%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:55 am
  • Moonset
    Moonset4:32 pm
  • Moon Phase - Day 27 Waning Crescent

Tue 17

Partly Cloudy Day Partly Cloudy
41°/23°
Rain drop 24%
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Day

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

Intervals of clouds and sunshine. Cold. High 41F. Winds W at 15 to 25 mph.

  • Humidity
    Humidity45%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:00 am
  • Sunset
    Sunset7:01 pm

Night

23°
Partly Cloudy Night
Snowflake
1%
WNW 17 mph

Partly cloudy. Low 23F. 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°/29°
Rain drop 0%
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Day

35°
Mostly Clear Day
W 10 mph

Generally sunny despite a few afternoon clouds. High around 35F. Winds W at 10 to 15 mph.

  • Humidity
    Humidity41%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:59 am
  • Sunset
    Sunset7:02 pm

Night

29°
Partly Cloudy Night
Mixed precipitation
2%
SSE 7 mph

Partly cloudy skies. Low 29F. Winds SSE at 5 to 10 mph.

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

Thu 19

Mostly Cloudy Day Mostly Cloudy
43°/35°
Rain drop 2%
Add

Day

43°
Mostly Cloudy Day
Rain drop
2%
SE 9 mph

Mostly cloudy skies. High 43F. Winds SE at 5 to 10 mph.

  • Humidity
    Humidity62%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:57 am
  • Sunset
    Sunset7:03 pm

Night

35°
Mostly Cloudy Night
Mixed precipitation
24%
ESE 6 mph

Mostly cloudy. Low near 35F. 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

Scattered Showers Day PM Showers
46°/37°
Rain drop 31%
Add

Day

46°
Scattered Showers Day
Rain drop
31%
SE 10 mph

Mostly cloudy skies early. A few showers developing later in the day. High 46F. Winds SE at 5 to 10 mph. Chance of rain 30%.

  • Humidity
    Humidity70%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise6:55 am
  • Sunset
    Sunset7:04 pm

Night

37°
Partly Cloudy Night
Mixed precipitation
24%
ENE 9 mph

A few clouds. Low 37F. Winds ENE at 5 to 10 mph.

  • Humidity
    Humidity78%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:28 am
  • Moonset
    Moonset9:22 pm
  • Moon Phase - Day 2 Waxing Crescent

Sat 21

Partly Cloudy Day Partly Cloudy
50°/29°
Rain drop 24%
Add

Day

50°
Partly Cloudy Day
Rain drop
24%
WNW 15 mph

Partly cloudy skies. High around 50F. Winds WNW at 10 to 20 mph.

  • Humidity
    Humidity57%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:54 am
  • Sunset
    Sunset7:05 pm

Night

29°
Partly Cloudy Night
Mixed precipitation
6%
NW 13 mph

A few clouds from time to time. Low 29F. Winds NW at 10 to 15 mph.

  • Humidity
    Humidity54%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:55 am
  • Moonset
    Moonset10:39 pm
  • Moon Phase - Day 3 Waxing Crescent

Sun 22

Partly Cloudy Day Partly Cloudy
40°/28°
Rain drop 7%
Add

Day

40°
Partly Cloudy Day
Rain drop
7%
NW 13 mph

Partly cloudy. High around 40F. Winds NW at 10 to 20 mph.

  • Humidity
    Humidity48%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:52 am
  • Sunset
    Sunset7:07 pm

Night

28°
Partly Cloudy Night
Mixed precipitation
15%
NW 11 mph

Partly cloudy skies. Low 28F. Winds NW at 10 to 15 mph.

  • Humidity
    Humidity58%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:28 am
  • Moonset
    Moonset11:58 pm
  • Moon Phase - Day 4 Waxing Crescent

Mon 23

Partly Cloudy Day Partly Cloudy
40°/28°
Rain drop 14%
Add

Day

40°
Partly Cloudy Day
Rain drop
14%
NW 13 mph

Partly cloudy skies. High around 40F. Winds NW at 10 to 15 mph.

  • Humidity
    Humidity52%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:50 am
  • Sunset
    Sunset7:08 pm

Night

28°
Partly Cloudy Night
Mixed precipitation
14%
NNW 9 mph

A few clouds from time to time. Low 28F. Winds NNW at 5 to 10 mph.

  • Humidity
    Humidity60%
  • 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
40°/30°
Rain drop 14%
Add

Day

40°
Partly Cloudy Day
Rain drop
14%
NW 11 mph

Mostly cloudy skies early will become partly cloudy later in the day. High near 40F. Winds NW at 10 to 15 mph.

  • Humidity
    Humidity55%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:49 am
  • Sunset
    Sunset7:09 pm

Night

30°
Partly Cloudy Night
Mixed precipitation
15%
N 9 mph

Partly cloudy in the evening with more clouds for later at night. Low near 30F. Winds N at 5 to 10 mph.

  • Humidity
    Humidity72%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:00 am
  • Moonset
    Moonset1:14 am
  • Moon Phase - Day 6 Waxing Crescent

Wed 25

Partly Cloudy Day Partly Cloudy
46°/33°
Rain drop 19%
Add

Day

46°
Partly Cloudy Day
Rain drop
19%
NNW 10 mph

Intervals of clouds and sunshine. High 46F. Winds NNW at 5 to 10 mph.

  • Humidity
    Humidity62%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:47 am
  • Sunset
    Sunset7:10 pm

Night

33°
Partly Cloudy Night
Mixed precipitation
19%
NNE 7 mph

Partly cloudy. Low 33F. Winds NNE at 5 to 10 mph.

  • Humidity
    Humidity74%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:02 am
  • Moonset
    Moonset2:21 am
  • Moon Phase - Day 7 First Quarter

Thu 26

Scattered Showers Day PM Showers
46°/34°
Rain drop 46%
Add

Day

46°
Scattered Showers Day
Rain drop
46%
ENE 10 mph

Partly cloudy skies during the morning hours will give way to occasional showers in the afternoon. High 46F. Winds ENE at 10 to 15 mph. Chance of rain 50%.

  • Humidity
    Humidity65%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:45 am
  • Sunset
    Sunset7:11 pm

Night

34°
Showers
Rain drop
60%
ENE 8 mph

Cloudy. Some light rain is likely. Low 34F. Winds ENE at 5 to 10 mph. Chance of rain 60%.

  • Humidity
    Humidity83%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:12 pm
  • Moonset
    Moonset3:17 am
  • Moon Phase - Day 8 Waxing Gibbous
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