• Today

    May 29

    81°Lo 64°

    Partly sunny

    Excellent for driving
    • Precip
      15%
    • Hours of Precip
      2
    • Rain
      0.29 in
  • Mon

    May 30

    68°Lo 62°

    Tropical Rainstorm Bonnie

    Fair for driving
    • Precip
      75%
    • Hours of Precip
      6
    • Rain
      0.77 in
    more
  • Tue

    May 31

    79°Lo 60°

    Turning sunny; warmer

    Excellent for driving
    • Precip
      25%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Wed

    Jun 1

    76°Lo 57°

    Partly sunny and pleasant

    Excellent for driving
    • Precip
      10%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Thu

    Jun 2

    71°Lo 58°

    Partly sunny with a shower

    Excellent for driving
    • Precip
      55%
    • Hours of Precip
      1
    • Rain
      0.04 in
    more
Next Previous
Hi 81° RealFeel® 87° Precipitation 15%

Day

N

E

S

W

  • S 9 mph
  • Gusts: 14 mph

Partly sunny

  • Max UV Index: 7 (High)
  • Thunderstorms: 6%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 64° RealFeel® 60° Precipitation 58%

Night

N

E

S

W

  • S 7 mph
  • Gusts: 10 mph

A little rain from tropical rainstorm late; until then, mostly cloudy this evening

  • Max UV Index: N/A
  • Thunderstorms: 30%
  • Precipitation: 0.29 in
  • Rain: 0.29 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Temperature History - May 29

more Historical Weather Data >
  Today Normal Record 5/29/2015
High 81° 71° 93° (1987) 79°
Low 64° 54° 43° (1992) 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:24 AM with 14:52 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:19 AM with 11:27 of moolight, then sets at 12:46 PM

Holtsville Weather Report

Tropical moisture to soak Memorial Day celebrations from DC to NYC, Boston

May 29, 2016; 8:41 AM ET

Moisture from Bonnie will put outdoor Memorial Day plans in jeopardy from Washington, D.C., to Boston on Monday. more >

Travel Weather Forecast

May 28, 2016; 10:57 PM ET United States travel weather forecast

Sun. Travel Weather

48 Hour Precipitation Forecast

Sun. Driving Weather