Severe Storms Continue Over the Central Mississippi Valley

Severe thunderstorms with damaging winds, large hail and isolated tornadoes will continue over the central and lower Mississippi Valley. Heavy rain with localized flash flooding remains possible over the central Appalachians and lower Mississippi Valley. Heavy snow and cold temperatures continue from the central Plains to the northern Rockies.
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Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

75°F

24°C

Humidity 65%
Wind Speed SE 8 mph
Barometer 29.90 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 2 May 3:55 pm EDT
Extended Forecast for

Potomac MD

  • This
    Afternoon

    This Afternoon: Scattered showers and thunderstorms.  Partly sunny, with a high near 71. Southwest wind around 8 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    High: 71 °F

  • Tonight

    Tonight: Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 9pm.  Low around 58. South wind around 6 mph becoming light and variable.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Showers

    Low: 58 °F

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before 9am, then showers likely.  High near 68. North wind around 6 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Showers

    High: 68 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers.  Mostly cloudy, with a low around 52. Light north wind.  Chance of precipitation is 50%.

    Chance
    Showers

    Low: 52 °F

  • Wednesday

    Wednesday: A chance of showers.  Mostly cloudy, with a high near 68. Calm wind becoming east around 6 mph in the afternoon.  Chance of precipitation is 50%.

    Chance
    Showers

    High: 68 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers.  Mostly cloudy, with a low around 51. Chance of precipitation is 50%.

    Chance
    Showers

    Low: 51 °F

  • Thursday

    Thursday: Showers likely, mainly after 9am.  Mostly cloudy, with a high near 62. Chance of precipitation is 60%.

    Showers
    Likely

    High: 62 °F

  • Thursday
    Night

    Thursday Night: Showers likely, mainly before 9pm.  Cloudy, with a low around 49. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 49 °F

  • Friday

    Friday: A chance of showers.  Cloudy, with a high near 64. Chance of precipitation is 50%.

    Chance
    Showers

    High: 64 °F

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Partly sunny, with a high near 71. Southwest wind around 8 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 9pm. Low around 58. South wind around 6 mph becoming light and variable. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers and possibly a thunderstorm before 9am, then showers likely. High near 68. North wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 52. Light north wind. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 68. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
Thursday
Showers likely, mainly after 9am. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Thursday Night
Showers likely, mainly before 9pm. Cloudy, with a low around 49. Chance of precipitation is 60%.
Friday
A chance of showers. Cloudy, with a high near 64. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 54. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly sunny, with a high near 76. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 53. Chance of precipitation is 30%.
Monday
High near 72.
Click Map For Forecast
Point Forecast:
Potomac MD
 39.02°N 77.2°W (Elev. 381 ft)
1:27 pm EDT May 2, 2016
4pm EDT May 2, 2016-6pm EDT May 9, 2016
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database