National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Pacific Storm System Across the West; Fire Weather Concerns in the Southeast

A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Fire weather concerns will continue into Tuesday across the Mid-South and Southeast as gusty winds and dry conditions persist. Read More >

7-Day Forecast 39.08°N 77.16°W (Text-Only)
NWS Forecast for: Rockville MD
Issued by: National Weather Service Baltimore, MD/Washington, D.C.
Last Update: 10:53 pm EDT Apr 20, 2026		Print

  • Overnight

    Overnight: Widespread frost after 2am. Otherwise, clear, with a low around 31. Northeast wind around 5 mph.

    Low: 31 °F

    Frost



  • Tuesday

    Tuesday: Widespread frost before 10am. Otherwise, sunny, with a high near 61. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 61 °F

    Frost then
    Sunny


  • Tuesday
    Night

    Tuesday Night: A slight chance of showers after 2am. Increasing clouds, with a low around 48. South wind around 8 mph. Chance of precipitation is 20%.

    Low: 48 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 71. West wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely


  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 51. Northwest wind 3 to 5 mph.

    Low: 51 °F

    Partly Cloudy



  • Thursday

    Thursday: Sunny, with a high near 76.

    High: 76 °F

    Sunny



  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy



  • Friday

    Friday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny



  • Friday
    Night

    Friday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers




    • Overnight: Widespread frost after 2am. Otherwise, clear, with a low around 31. Northeast wind around 5 mph.

    Tuesday: Widespread frost before 10am. Otherwise, sunny, with a high near 61. Calm wind becoming southwest around 6 mph in the afternoon.

    Tuesday Night: A slight chance of showers after 2am. Increasing clouds, with a low around 48. South wind around 8 mph. Chance of precipitation is 20%.

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 71. West wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Wednesday Night: Partly cloudy, with a low around 51. Northwest wind 3 to 5 mph.

    Thursday: Sunny, with a high near 76.

    Thursday Night: Partly cloudy, with a low around 54.

    Friday: Mostly sunny, with a high near 78.

    Friday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

    Saturday: Showers likely, mainly after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 60%.

    Saturday Night: Showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Sunday: A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.

    Monday: A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 40%.


    Rockville MD
     39.08°N 77.16°W (Elev. 430 ft)

    Visit your local NWS office at: https://www.weather.gov/lwx