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    Next 5 Days
    • Current Weather

      70° F
      Cloudy
      • Driving
        • Driving
        • Fuel Economy
      • Visibility: 10 mi
      • Yesterday Precip: 0.02 in
      • Wind Speed: 6 mph
    • Today

      Sep 28

      71° Hi
      Turning cloudy, a shower
      • Good
      • for driving
      • Precip: 57%
      • Hours of Precip: 7
      • Rain: 0.46 in
      } Day Details
    • Tomorrow

      Sep 29

      68° Hi
      Windy with rain, some heavy
      • Fair
      • for driving
      • Precip: 78%
      • Hours of Precip: 16
      • Rain: 2.35 in
      } Day Details
    • Friday

      Sep 30

      67° Hi
      Cloudy and windy with showers
      • Fair
      • for driving
      • Precip: 72%
      • Hours of Precip: 7
      • Rain: 0.44 in
      } Day Details
    Next 6 Hours
    • 12PM

      Sep 28

      68°
      Showers
      Precip 40%
    • 1PM

      70°
      Cloudy
      Precip 37%
    • 2PM

      71°
      Cloudy
      Precip 43%
    • 3PM

      71°
      Mostly cloudy
      Precip 47%
    • 4PM

      70°
      Showers
      Precip 51%
    • 5PM

      69°
      Showers
      Precip 51%
    Sep 28, 2016; 12:00 PM ET
Extended Weather forecast overview for the Northeast United States
    Northeast Extended Regional Weather Forecast

    Mercersburg Weather Report

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

    September 28, 2016; 10:09 AM ET

    Rain will spread over much of the northeastern U.S. into the weekend, but persistent downpours will raise the flood risk in part of the mid-Atlantic. More >

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