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    • Early AM

      Sep 30

      63° Lo
      Periods of rain
      • Golfing
      • Weather
      • Precip: 65%
      • Wind Speed: 13 mph
      • T-storms: 24%
      More
    • Today

      Sep 30

      66° /63°F
      Cloudy with showers around
      • Poor
      • for golfing
      • Precip: 66%
      • Wind Speed: 7 mph
      • T-storms: 29%
    • Sat

      Oct 1

      74° /61°
      Mostly cloudy with a shower
      • Good
      • for golfing
      • Precip: 25%
      • Wind Speed: 4 mph
      • T-storms: 24%
      More
    • Sun

      Oct 2

      76° /60°
      Mostly cloudy
      • Very Good
      • for golfing
      • Precip: 25%
      • Wind Speed: 4 mph
      • T-storms: 3%
      More
    • Mon

      Oct 3

      75° /58°
      Sunshine and pleasant
      • Very Good
      • for golfing
      • Precip: 13%
      • Wind Speed: 5 mph
      • T-storms: 2%
      More
    64°/62° RealFeel® 59°/54°
    A couple of showers
    • 18 mph
    • Precipitation: 61%
    • Rain: 0.12 in
    • Snow: 0 in
    • Humidity: 96%
    • Cloud Cover: 99%
    • Dew Point: 62° F
    • Visibility: 8 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/30/2015
    High 66° 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

    September 30, 2016; 1:16 AM ET

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

    Radar & Satellite

    Fri. Golf Weather

    Fri. Wind Maps