, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Today

      Oct 18

      70° /51°F
      Clear, pleasant and warmer
      • Excellent
      • for stargazing
      • Cloud Cover: 6%
      • Precip: 3%
      • Hours of Precip: 0
    • Thu

      Oct 19

      70° /53°
      Mainly clear and nice
      • Excellent
      • for stargazing
      • Cloud Cover: 1%
      • Precip: 1%
      • Hours of Precip: 0
      More
    • Fri

      Oct 20

      71° /48°
      Clear, nice and warm
      • Excellent
      • for stargazing
      • Cloud Cover: 0%
      • Precip: 3%
      • Hours of Precip: 0
      More
    • Sat

      Oct 21

      69° /53°
      Clear to partly cloudy
      • Good
      • for stargazing
      • Cloud Cover: 45%
      • Precip: 6%
      • Hours of Precip: 0
      More
    • Sun

      Oct 22

      71° /58°
      Patchy clouds and nice
      • Fair
      • for stargazing
      • Cloud Cover: 64%
      • Precip: 14%
      • Hours of Precip: 0
      More

    Day

    70°Hi RealFeel® 73° Precipitation 1%
    Clear, pleasant and warmer
    • Winds from the
    • WSW 6 mph
    • Gusts: 10 mph
    • Max UV Index: 4 (Moderate)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    51°Lo RealFeel® 51° Precipitation 3%
    Clear
    • Winds from the
    • SW 5 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/18/2016
    High 70° 62° 76° (2016) 76°
    Low 51° 45° 33° (2015) 62°

    Sunrise/Sunset

    • Sunrise: 7:07 AM
    • Sunset: 6:08 PM
    • Duration: 11:01 hr

    Moonrise/Moonset

    • Moonrise: 5:43 AM
    • Moonset: 5:56 PM
    • Duration: 12:13 hr
    Astronomy

    Solunar Information for Stony Brook, NY

    Thu, Oct 19
    New
    Fri, Oct 27
    First
    Sat, Nov 4
    Full
    Fri, Nov 10
    Last

    Wed. Stargazing