• Early AM

    Jul 30

    Lo 69°

    Partly to mostly cloudy

    Common Cold Weather
    • Avg
      Temp
      75°
    • Avg
      RealFeel
      80°
    • Hi
      RealFeel
      87°
    more
  • Today

    Jul 30

    83°Lo 72°

    A thunderstorm around

    Beneficial weather for colds
    • Avg
      Temp
      78°
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      93°
  • Sun

    Jul 31

    77°Lo 71°

    Couple of thunderstorms

    Beneficial weather for colds
    • Avg
      Temp
      74°
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      82°
    more
  • Mon

    Aug 1

    80°Lo 68°

    A thunderstorm in spots

    Beneficial weather for colds
    • Avg
      Temp
      74°
    • Avg
      RealFeel
      78°
    • Hi
      RealFeel
      90°
    more
  • Tue

    Aug 2

    80°Lo 66°

    A thunderstorm in the area

    Beneficial weather for colds
    • Avg
      Temp
      73°
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      85°
    more
Next Previous
Hi 83° RealFeel® 93° Precipitation 40%

Day

N

E

S

W

  • SSE 6 mph
  • Gusts: 9 mph

Humid with periods of clouds and sun; a thunderstorm in spots later this afternoon

  • Max UV Index: 6 (High)
  • Thunderstorms: 60%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 72° RealFeel® 71° Precipitation 65%

Night

N

E

S

W

  • ESE 6 mph
  • Gusts: 10 mph

Periods of rain and a thunderstorm

  • Max UV Index: N/A
  • Thunderstorms: 30%
  • Precipitation: 0.37 in
  • Rain: 0.37 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 6 hrs
  • Hours of Rain: 6 hrs

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2015
High 83° 82° 95° (1988) 85°
Low 72° 66° 58° (2001) 74°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:48 AM with 14:22 of sunlight, then sets at 8:10 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:39 AM with 14:45 of moolight, then sets at 5:24 PM

Islip Weather Report

Soaking storms to elevate flash flood threat in northeastern US this weekend

July 29, 2016; 11:21 PM ET

Rounds of drenching showers and heavy thunderstorms will heighten the risk of flash flooding across the northeastern United States through the final weekend of July. more >

Flu Season is Just Around the Corner

Sep 11, 2012; 2:00 PM ET The peak of flu season may not be until January, but preparations should begin now. Adrienne Veilleux has more.

Sat. Cold & Flu

Sat. UV Index