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    • Today

      Sep 29

      68° /61°
      Rain and a t-storm; breezy
      • Emergency
      • for hair frizz
      • Wind Gust: 28 mph
      • Precip: 85%
      • Hours of Precip: 9.5
      More
    • Fri

      Sep 30

      67° /63°F
      Cloudy, showers around; windy
      • Emergency
      • for hair frizz
      • Wind Gust: 25 mph
      • Precip: 65%
      • Hours of Precip: 6
    • Sat

      Oct 1

      73° /60°
      Mostly cloudy with a shower
      • Warning
      • for hair frizz
      • Wind Gust: 8 mph
      • Precip: 57%
      • Hours of Precip: 2.5
      More
    • Sun

      Oct 2

      78° /59°
      Mostly cloudy
      • Advisory
      • for hair frizz
      • Wind Gust: 7 mph
      • Precip: 22%
      • Hours of Precip: 0
      More
    • Mon

      Oct 3

      75° /57°
      Sunshine and pleasant
      • Advisory
      • for hair frizz
      • Wind Gust: 8 mph
      • Precip: 14%
      • Hours of Precip: 0
      More
    65°/61° RealFeel® 61°/53°
    A couple of showers
    • 18 mph
    • Precipitation: 61%
    • Rain: 0.12 in
    • Snow: 0 in
    • Humidity: 100%
    • Cloud Cover: 99%
    • Dew Point: 63° F
    • Visibility: 8 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/30/2015
    High 67° 70° N/A 72°
    Low 63° 54° N/A 57°

    Sunrise/Sunset

    • Sunrise: 7:04 AM
    • Sunset: 6:52 PM
    • Duration: 11:48 hr

    Moonrise/Moonset

    • Moonrise: 6:35 AM
    • Moonset: 6:56 PM
    • Duration: 12:21 hr
    Astronomy

    Rockville Weather Report

    Persistent rain to raise flood risk in part of northeastern US late this week

    September 29, 2016; 11:16 AM ET

    Persistent downpours will raise the flood risk in part of the mid-Atlantic into Friday, while rain will spread over the balance of the northeastern United States into the weekend. More >

    Fri. Hair Frizz

    Fri. Wind Maps

    Fri. UV Index