10-Day Weather Forecast for Islip, New York - The Weather Channel | weather.com
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10 Day Weather-

As of 9:14 pm EDT
alertLevel3

Small Craft Advisory

Tonight

Mostly Cloudy Night Mostly Cloudy
--/33°
Rain drop 15%
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Night

33°
Mostly Cloudy Night
Mixed precipitation
15%
SSW 6 mph

Partly cloudy early followed by cloudy skies overnight. Slight chance of a rain shower. Low 33F. Winds light and variable.

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Highs In The 80s, 90s This Weekend


  • Humidity
    Humidity79%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:04 am
  • Moonset
    Moonset8:06 pm
  • Moon Phase - Day 0 New Moon

Fri 20

Windy Mostly Cloudy/Wind
50°/43°
Rain drop 24%
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Day

50°
Windy
Rain drop
24%
SSW 20 mph

Partly cloudy in the morning then becoming cloudy and windy later in the day. Slight chance of a rain shower. High near 50F. Winds SSW at 20 to 30 mph.

  • Humidity
    Humidity65%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:56 am
  • Sunset
    Sunset7:05 pm

Night

43°
Rain
Rain drop
89%
SW 19 mph

Rain ending early. Remaining cloudy. Low 43F. Winds SW at 15 to 25 mph. Chance of rain 90%.

  • Humidity
    Humidity82%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:29 am
  • Moonset
    Moonset9:22 pm
  • Moon Phase - Day 2 Waxing Crescent

Sat 21

Mostly Clear Day Mostly Sunny
52°/38°
Rain drop 15%
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Day

52°
Mostly Clear Day
Rain drop
15%
NNW 13 mph

Sun and a few passing clouds. Slight chance of a rain shower. High 52F. Winds NNW at 10 to 15 mph.

  • Humidity
    Humidity61%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:54 am
  • Sunset
    Sunset7:06 pm

Night

38°
Mostly Cloudy Night
Mixed precipitation
7%
E 6 mph

Partly cloudy during the evening followed by cloudy skies overnight. Low 38F. Winds light and variable.

  • Humidity
    Humidity68%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:56 am
  • Moonset
    Moonset10:39 pm
  • Moon Phase - Day 3 Waxing Crescent

Sun 22

Cloudy Cloudy
51°/40°
Rain drop 20%
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Day

51°
Cloudy
Rain drop
20%
S 12 mph

Cloudy. Slight chance of a rain shower. High 51F. Winds S at 10 to 15 mph.

  • Humidity
    Humidity73%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise6:52 am
  • Sunset
    Sunset7:07 pm

Night

40°
Rain
Rain drop
67%
E 9 mph

Rain. Low around 40F. Winds E at 5 to 10 mph. Chance of rain 70%. Rainfall around a quarter of an inch.

  • Humidity
    Humidity96%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:29 am
  • Moonset
    Moonset11:58 pm
  • Moon Phase - Day 4 Waxing Crescent

Mon 23

Rain AM Rain
45°/31°
Rain drop 70%
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Day

45°
Rain
Rain drop
70%
N 13 mph

Cloudy with occasional rain...mainly in the morning. High near 45F. Winds N at 10 to 15 mph. Chance of rain 70%.

  • Humidity
    Humidity83%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise6:51 am
  • Sunset
    Sunset7:08 pm

Night

31°
Partly Cloudy Night
Mixed precipitation
9%
NNW 11 mph

Partly cloudy. Low 31F. Winds NNW at 10 to 15 mph.

  • Humidity
    Humidity61%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise9:10 am
  • Moonset
    Moonset--
  • Moon Phase - Day 5 Waxing Crescent

Tue 24

Mostly Clear Day Mostly Sunny
43°/35°
Rain drop 5%
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Day

43°
Mostly Clear Day
Rain drop
5%
WNW 11 mph

Sunny along with a few clouds. High 43F. Winds WNW at 10 to 15 mph.

  • Humidity
    Humidity42%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:49 am
  • Sunset
    Sunset7:09 pm

Night

35°
Mostly Cloudy Night
Mixed precipitation
9%
SW 9 mph

Partly cloudy skies in the evening, then becoming cloudy overnight. Low around 35F. Winds SW at 5 to 10 mph.

  • Humidity
    Humidity65%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:01 am
  • Moonset
    Moonset1:13 am
  • Moon Phase - Day 6 Waxing Crescent

Wed 25

Partly Cloudy Day Partly Cloudy
46°/35°
Rain drop 12%
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Day

46°
Partly Cloudy Day
Rain drop
12%
WSW 13 mph

Mostly cloudy skies early, then partly cloudy in the afternoon. High 46F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity52%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:47 am
  • Sunset
    Sunset7:10 pm

Night

35°
Partly Cloudy Night
Mixed precipitation
24%
W 10 mph

A few clouds. Low around 35F. Winds W at 10 to 15 mph.

  • Humidity
    Humidity59%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:03 am
  • Moonset
    Moonset2:20 am
  • Moon Phase - Day 7 First Quarter

Thu 26

Partly Cloudy Day Partly Cloudy
52°/42°
Rain drop 24%
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Day

52°
Partly Cloudy Day
Rain drop
24%
SSW 14 mph

Mostly cloudy skies early will become partly cloudy later in the day. High 52F. Winds SSW at 10 to 20 mph.

  • Humidity
    Humidity64%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:46 am
  • Sunset
    Sunset7:11 pm

Night

42°
Rain
Rain drop
62%
SW 13 mph

Rain showers in the evening will evolve into a more steady rain overnight. Low 42F. Winds SW at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity74%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:13 pm
  • Moonset
    Moonset3:17 am
  • Moon Phase - Day 8 Waxing Gibbous

Fri 27

Scattered Showers Day AM Showers
50°/31°
Rain drop 53%
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Day

50°
Scattered Showers Day
Rain drop
53%
WNW 14 mph

A shower or two around the area in the morning, then partly cloudy in the afternoon. High near 50F. Winds WNW at 10 to 20 mph. Chance of rain 50%.

  • Humidity
    Humidity58%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:44 am
  • Sunset
    Sunset7:12 pm

Night

31°
Partly Cloudy Night
Mixed precipitation
24%
NW 12 mph

Considerable clouds early. Some decrease in clouds late. Low 31F. Winds NW at 10 to 15 mph.

  • Humidity
    Humidity65%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise1:27 pm
  • Moonset
    Moonset4:01 am
  • Moon Phase - Day 9 Waxing Gibbous

Sat 28

Partly Cloudy Day Partly Cloudy
43°/30°
Rain drop 13%
Add

Day

43°
Partly Cloudy Day
Rain drop
13%
WNW 13 mph

Partly cloudy. High 43F. Winds WNW at 10 to 20 mph.

  • Humidity
    Humidity49%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:42 am
  • Sunset
    Sunset7:13 pm

Night

30°
Partly Cloudy Night
Mixed precipitation
2%
WNW 9 mph

Clear to partly cloudy. Low around 30F. Winds WNW at 5 to 10 mph.

  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise2:41 pm
  • Moonset
    Moonset4:36 am
  • Moon Phase - Day 10 Waxing Gibbous

Sun 29

Partly Cloudy Day Partly Cloudy
45°/31°
Rain drop 14%
Add

Day

45°
Partly Cloudy Day
Rain drop
14%
WSW 12 mph

Partly cloudy. High near 45F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity50%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:41 am
  • Sunset
    Sunset7:14 pm

Night

31°
Partly Cloudy Night
Mixed precipitation
15%
WSW 10 mph

Partly cloudy skies. Low 31F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:52 pm
  • Moonset
    Moonset5:05 am
  • Moon Phase - Day 11 Waxing Gibbous

Mon 30

Partly Cloudy Day Partly Cloudy
44°/35°
Rain drop 9%
Add

Day

44°
Partly Cloudy Day
Rain drop
9%
SW 11 mph

Partly cloudy. High 44F. Winds SW at 10 to 15 mph.

  • Humidity
    Humidity54%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:39 am
  • Sunset
    Sunset7:15 pm

Night

35°
Partly Cloudy Night
Mixed precipitation
15%
SW 10 mph

Partly cloudy skies during the evening will give way to cloudy skies overnight. Low near 35F. Winds SW at 10 to 15 mph.

  • Humidity
    Humidity72%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:00 pm
  • Moonset
    Moonset5:29 am
  • Moon Phase - Day 12 Waxing Gibbous

Tue 31

Mostly Cloudy Day Mostly Cloudy
45°/38°
Rain drop 18%
Add

Day

45°
Mostly Cloudy Day
Rain drop
18%
SW 13 mph

Considerable cloudiness. High near 45F. Winds SW at 10 to 15 mph.

  • Humidity
    Humidity66%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:37 am
  • Sunset
    Sunset7:16 pm

Night

38°
Scattered Showers Night
Rain drop
39%
SSW 11 mph

Mostly cloudy in the evening then periods of showers after midnight. Low 38F. Winds SSW at 10 to 15 mph. Chance of rain 40%.

  • Humidity
    Humidity75%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:06 pm
  • Moonset
    Moonset5:51 am
  • Moon Phase - Day 13 Waxing Gibbous

Wed 01

Mostly Cloudy Day Mostly Cloudy
52°/41°
Rain drop 24%
Add

Day

52°
Mostly Cloudy Day
Rain drop
24%
SSW 13 mph

Mainly cloudy. High 52F. Winds SSW at 10 to 15 mph.

  • Humidity
    Humidity63%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:36 am
  • Sunset
    Sunset7:17 pm

Night

41°
Showers
Rain drop
34%
SSE 11 mph

Cloudy with a few showers. Low 41F. Winds SSE at 10 to 15 mph. Chance of rain 30%.

  • Humidity
    Humidity73%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:11 pm
  • Moonset
    Moonset6:11 am
  • Moon Phase - Day 14 Full Moon

Thu 02

Mostly Cloudy Day Mostly Cloudy
53°/40°
Rain drop 24%
Add

Day

53°
Mostly Cloudy Day
Rain drop
24%
SSW 12 mph

Considerable cloudiness. High 53F. Winds SSW at 10 to 15 mph.

  • Humidity
    Humidity60%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:34 am
  • Sunset
    Sunset7:19 pm

Night

40°
Showers
Rain drop
50%
E 9 mph

Cloudy with showers. Low around 40F. Winds E at 5 to 10 mph. Chance of rain 50%.

  • Humidity
    Humidity76%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:15 pm
  • Moonset
    Moonset6:32 am
  • Moon Phase - Day 15 Full Moon
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