• Today

    Jul 10

    83°Lo 68°

    Thundershower

    Very Good for an outdoor bbq
    • Precip
      55%
    • Hi
      RealFeel
      88°
    • Wind
      Gust
      9 mph
  • Fri

    Jul 11

    80°Lo 65°

    A p.m. t-storm in the area

    Excellent for an outdoor bbq
    • Precip
      40%
    • Hi
      RealFeel
      85°
    • Wind
      Gust
      10 mph
    more
  • Sat

    Jul 12

    81°Lo 67°

    Partly sunny

    Excellent for an outdoor bbq
    • Precip
      9%
    • Hi
      RealFeel
      87°
    • Wind
      Gust
      10 mph
    more
  • Sun

    Jul 13

    82°Lo 71°

    Some sun, a t-storm possible

    Very Good for an outdoor bbq
    • Precip
      30%
    • Hi
      RealFeel
      85°
    • Wind
      Gust
      14 mph
    more
  • Mon

    Jul 14

    85°Lo 71°

    Variably cloudy, a t-storm

    Very Good for an outdoor bbq
    • Precip
      58%
    • Hi
      RealFeel
      91°
    • Wind
      Gust
      15 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
T-storms
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 71° 73° 75° 77° 79° 80° 83° 81°
RealFeel® 68° 71° 75° 79° 83° 85° 88° 86°
Humidity 78% 71% 64% 57% 53% 51% 48% 51%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
51%
 
25%
 
20%
 
20%
 
20%
 
20%
 
24%
 
32%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 4 N 6 N 6 N 6 N 6 NNE 6 NE 6 ENE 6 E
UV Index 0 1 2 4 5 6 7 6
Cloud Cover 86% 82% 75% 68% 65% 63% 64% 65%
Dew Point 64° 63° 62° 61° 60° 61° 61° 61°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Jul 10

more Historical Weather Data >
  Today Normal Record 7/10/2013
High 83° 82° 98° (1993) 84°
Low 68° 66° 53° (2009) 73°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:29 AM with 14:56 of sunlight, then sets at 8:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:34 PM with 10:06 of moolight, then sets at 4:40 AM

Top Story

Holtsville Weather Report

NYC: Typical Warmth, Spotty Storms Forecast for Weekend

July 9, 2014; 7:43 PM ET

After the intensity and number of thunderstorms diminish into Friday, the weekend will bring fairly typical warmth and humidity for the middle of July. 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.

Thu. Outdoor Entertaining

Thu. Wind Maps

Thu. UV Index