Heavy Rainfall Along the Eastern Seaboard; Dangerous Heat Wave Shifting East Next Week

Showers and thunderstorms may produce heavy to excessive rainfall along the east coast today. The associated rainfall will likely create localized areas of flash and urban flooding. An extremely dangerous heat wave will shift into portions of the central and eastern U.S. late this weekend, lasting through the next work week. Widespread daily record high temperatures are expected. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

N/A

Humidity NA
Wind Speed Calm
Barometer 30.16 in
Dewpoint N/A
Visibility 10.00 mi
Last update 12 Jul 4:56 pm EDT
Extended Forecast for

Ashton MD

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm.  Cloudy, with a high near 77. East wind around 6 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm, mainly before 4am, then scattered showers and thunderstorms after 4am.  Low around 72. Light southeast wind.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 72 °F

    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Scattered showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 88. Calm wind becoming north around 5 mph.  Chance of precipitation is 30%.

    High: 88 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm.  Patchy fog before 7am.  Otherwise, sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 93 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 99.

    High: 99 °F

    Hot

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Cloudy, with a high near 77. East wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm, mainly before 4am, then scattered showers and thunderstorms after 4am. Low around 72. Light southeast wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Scattered showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Calm wind becoming north around 5 mph. Chance of precipitation is 30%.
Saturday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 72. Calm wind.
Sunday
A slight chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny and hot, with a high near 97.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
Mostly sunny and hot, with a high near 99.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 94. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 82.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Ashton MD
 39.15°N 77.01°W (Elev. 449 ft)
4:30 pm EDT Jul 12, 2024
5pm EDT Jul 12, 2024-6pm EDT Jul 19, 2024
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database