• Tonight

    Mar 4

    Lo 25°

    Snow late

    Outdoor Barbecue Weather
    • Precip
      80%
    • Hi
      RealFeel
      38°
    • Wind
      Gust
      12 mph
  • Thu

    Mar 5

    27°Lo 8°

    Breezy and colder with snow

    Poor for an outdoor bbq
    • Precip
      76%
    • Hi
      RealFeel
      10°
    • Wind
      Gust
      22 mph
    more
  • Fri

    Mar 6

    24°Lo 14°

    Mostly sunny and very cold

    Poor for an outdoor bbq
    • Precip
      7%
    • Hi
      RealFeel
      33°
    • Wind
      Gust
      12 mph
    more
  • Sat

    Mar 7

    33°Lo 26°

    Some sun, then clouds

    Poor for an outdoor bbq
    • Precip
      7%
    • Hi
      RealFeel
      23°
    • Wind
      Gust
      23 mph
    more
  • Sun

    Mar 8

    39°Lo 28°

    Times of sun and clouds

    Poor for an outdoor bbq
    • Precip
      13%
    • Hi
      RealFeel
      33°
    • Wind
      Gust
      17 mph
    more
Next Previous
Hi 41° RealFeel® 38° Precipitation 80%

Day

N

E

S

W

  • W 7 mph
  • Gusts: 12 mph

Occasional rain and drizzle

  • Max UV Index: 0 (Low)
  • Thunderstorms: 1%
  • Precipitation: 0.16 in
  • Rain: 0.16 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 3.5 hrs
  • Hours of Rain: 3.5 hrs
Lo 25° RealFeel® 9° Precipitation 97%

Night

N

E

S

W

  • NW 10 mph
  • Gusts: 20 mph

Rain and drizzle this evening followed by snow of varying rates late, accumulating 1-3 inches

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0.58 in
  • Rain: 0.45 in
  • Snow: 1.6 in
  • Ice: 0 in
  • Hours of Precipitation: 7.5 hrs
  • Hours of Rain: 4.5 hrs

Temperature History - Mar 4

more Historical Weather Data >
  Today Normal Record 3/4/2014
High 41° 44° 57° (1991) 27°
Low 25° 28° (2009) 12°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 11:25 of sunlight, then sets at 5:47 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:02 PM with 13:03 of moolight, then sets at 6:05 AM

Port Jefferson Weather Report

NYC: Snowstorm, Freeze-Up to Precede Thaw

March 4, 2015; 10:43 PM ET

New York City will lie within a 1,500-mile swath of snow, slippery roads and travel disruptions for a time on Thursday. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.

Wed. Outdoor Entertaining

Wed. Wind Maps

Wed. UV Index