• Cloudy 79°
    Stargazing Current Weather
    • Visibility
      10 mi
    • Cloud
      Cover
      90%
    • Ceiling
      34200 ft
  • Today

    Jun 29

    Hi 82°

    A t-storm in spots; warmer

    Excellent for stargazing
    • Cloud
      Cover
      12%
    • Precip
      10%
    • Hours of Precip
      1.5
    Day Details >
  • Tomorrow

    Jun 30

    Hi 83°

    Sunny

    Excellent for stargazing
    • Cloud
      Cover
      22%
    • Precip
      25%
    • Hours of Precip
      0
    Day Details >
  • Friday

    Jul 1

    Hi 79°

    Partly sunny with a t-storm

    Very Good for stargazing
    • Cloud
      Cover
      38%
    • Precip
      25%
    • Hours of Precip
      1.5
    Day Details >
Next

Thunderstorms in the area late Friday morning through Friday afternoon

6/29 6/30 Now: 5:28pm
PM 5-9
  • 5pm Intermittent clouds 81° 47%
  • 6pm Mostly cloudy w/ t-storms 80° 51%
  • 7pm Intermittent clouds 78° 47%
  • 8pm Mostly sunny 76° 7%
  • 9pm Mostly clear 74° 7%
AM 4-9
  • 4am Mostly clear 66° 0%
  • 5am Mostly clear 64° 0%
  • 6am Mostly sunny 66° 0%
  • 7am Mostly sunny 68° 0%
  • 8am Sunny 71° 0%
  • 9am Sunny 75° 0%
AM 10-3
  • 10am Sunny 77° 0%
  • 11am Mostly sunny 79° 0%
  • 12pm Mostly sunny 80° 0%
  • 1pm Mostly sunny 83° 0%
  • 2pm Mostly sunny 81° 0%
  • 3pm Mostly sunny 81° 0%
Hourly Forecast >
Jun 29, 2016; 10:55 AM ET
Evan Myers has details leading up to the holiday weekend.
Nicer weather takes hold

Solunar Information for Holtsville, NY

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:24 AM with 15:04 of sunlight, then sets at 8:28 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:43 AM with 13:27 of moolight, then sets at 3:10 PM

Mon, Jul 4
New
Tue, Jul 12
First
Tue, Jul 19
Full
Tue, Jul 26
Last

Holtsville Weather Report

Dry weather to dominate July Fourth weekend from Chicago to NYC, Boston

June 29, 2016; 12:10 PM ET

While downpours could come calling at the start and finish of the July Fourth weekend in the northeastern United States, the vast majority of the time will be dry. more >

Astronomy Live Feed

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'Frankenfish' Ready for Market

Dec 7, 2012; 7:08 AM ET A new lab-created meat is waiting for FDA approval that is at once very different and just the same as your favorite fish dinner.

Wed. Stargazing