• Tonight

    Feb 13

    Lo 3°

    Increasingly windy

    Migraine Headache Weather
    • Hi
      RealFeel
    • UV
      4 - Moderate
    • Cloud
      Cover
      61%
  • Sun

    Feb 14

    16°Lo 4°

    Mostly sunny and very cold

    Beneficial weather for migraines
    • Hi
      RealFeel
    • UV
      4 - Moderate
    • Cloud
      Cover
      11%
    more
  • Mon

    Feb 15

    37°Lo 35°

    Snow late in the afternoon

    Neutral weather for migraines
    • Hi
      RealFeel
      27°
    • UV
      2 - Low
    • Cloud
      Cover
      99%
    more
  • Tue

    Feb 16

    52°Lo 32°

    Rain; breezy, not as cool

    Neutral weather for migraines
    • Hi
      RealFeel
      41°
    • UV
      2 - Low
    • Cloud
      Cover
      97%
    more
  • Wed

    Feb 17

    42°Lo 27°

    Cloudy most of the time

    Beneficial weather for migraines
    • Hi
      RealFeel
      40°
    • UV
      2 - Low
    • Cloud
      Cover
      81%
    more
Next Previous
Hi 22° RealFeel® 8° Precipitation 55%

Day

N

E

S

W

  • WNW 21 mph
  • Gusts: 40 mph

Clouds and sun, becoming windier, very cold; a snow squall in the morning, up to 1", then a flurry

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 5%
  • Precipitation: 0.03 in
  • Rain: 0 in
  • Snow: 0.6 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 0 hrs
Lo 3° RealFeel® -19° Precipitation 2%

Night

N

E

S

W

  • NW 18 mph
  • Gusts: 33 mph

Partly cloudy and increasingly windy

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Feb 13

more Historical Weather Data >
  Today Normal Record 2/13/2015
High 22° 40° 56° (2008) 20°
Low 25° (2015)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:49 AM with 10:35 of sunlight, then sets at 5:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:53 AM with 13:39 of moolight, then sets at 11:32 PM

Holtsville Weather Report

NYC: Flood threat to follow frigid Valentine's Day weekend

February 13, 2016; 4:10 PM ET

A sharp warmup and flood threat will follow the frigid Valentine’s Day weekend in New York City. more >

Sat. Migraine Headache

Sat. UV Index