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    • Today

      Jul 17

      85° /68°F
      A few t-storms, some severe
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Wed

      Jul 18

      86° /64°
      Mostly sunny; less humid
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Jul 19

      83° /64°
      Sunny; delightful
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Fri

      Jul 20

      83° /65°
      Partly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Jul 21

      80° /69°
      Sun and areas of high clouds
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    85°Hi RealFeel® 96° Precipitation 67%
    A couple of severe thunderstorms late this afternoon; storms can bring flooding and damaging winds
    • Winds from the
    • SSW 10 mph
    • Gusts: 16 mph
    • Max UV Index: 10 (Extreme)
    • Thunderstorms: 95%
    • Precipitation: 0.68 in
    • Rain: 0.68 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Night

    68°Lo RealFeel® 63° Precipitation 65%
    A couple of thunderstorms around, some severe early; storms can bring flooding and damaging winds
    • Winds from the
    • WNW 7 mph
    • Gusts: 12 mph
    • Max UV Index: N/A
    • Thunderstorms: 95%
    • Precipitation: 0.49 in
    • Rain: 0.49 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 3 hrs
    • Hours of Rain: 3 hrs

    Stony Brook Pollen Levels Jul 17

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 7/17/2017
    High 85° 82° 94° (1997) 82°
    Low 68° 66° 58° (1987) 70°

    Sunrise/Sunset

    • Sunrise: 5:35 AM
    • Sunset: 8:22 PM
    • Duration: 14:47 hr

    Moonrise/Moonset

    • Moonrise: 10:51 AM
    • Moonset: 11:41 PM
    • Duration: 12:50 hr
    Astronomy

    Tue. Pollen

    Tue. Dust & Dander

    Tue. Wind Maps