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Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. 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: 2:22 am EDT Sep 23, 2026		Print

  • Overnight

    Overnight: Showers likely with patchy drizzle before 5am, then patchy drizzle with a chance of showers after 5am. Patchy fog before 3am. Otherwise, cloudy, with a low around 54. Northeast wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers, mainly before 4pm. Cloudy, with a high near 61. Northeast wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 61 °F

    Chance
    Showers


  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 51. Northeast wind 7 to 9 mph, with gusts as high as 22 mph.

    Low: 51 °F

    Mostly Cloudy



  • Thursday

    Thursday: Partly sunny, with a high near 64. Northeast wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 64 °F

    Partly Sunny



  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 49. North wind 6 to 8 mph.

    Low: 49 °F

    Partly Cloudy



  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny



  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy



  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny



  • Saturday
    Night

    Saturday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.

    Low: 54 °F

    Partly Cloudy
    then Slight
    Chance
    Showers



    • Overnight: Showers likely with patchy drizzle before 5am, then patchy drizzle with a chance of showers after 5am. Patchy fog before 3am. Otherwise, cloudy, with a low around 54. Northeast wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Wednesday: A chance of showers, mainly before 4pm. Cloudy, with a high near 61. Northeast wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Wednesday Night: Mostly cloudy, with a low around 51. Northeast wind 7 to 9 mph, with gusts as high as 22 mph.

    Thursday: Partly sunny, with a high near 64. Northeast wind 10 to 13 mph, with gusts as high as 21 mph.

    Thursday Night: Partly cloudy, with a low around 49. North wind 6 to 8 mph.

    Friday: Mostly sunny, with a high near 67.

    Friday Night: Partly cloudy, with a low around 53.

    Saturday: Sunny, with a high near 70.

    Saturday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.

    Sunday: A slight chance of showers. Mostly sunny, with a high near 69. Chance of precipitation is 20%.

    Sunday Night: Mostly cloudy, with a low around 54.

    Monday: Mostly sunny, with a high near 72.

    Monday Night: Partly cloudy, with a low around 55.

    Tuesday: Sunny, with a high near 77.


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

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