Widespread Heat This Week; Monsoon Rain Lingers

Widespread heat concerns are expected through at least midweek as high pressure covers a large portion of the U.S., especially the Central half. Excessive heat warnings and watches along with heat advisories are in effect from the northern Plains to the northwestern Gulf Coast and in parts of the West. Flood watches continue in parts of the Southwest due to the heavy monsoon rain threat. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Partly Cloudy

89°F

32°C

Humidity 50%
Wind Speed Vrbl 3 mph
Barometer 29.93 in (1014.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 26 Jul 3:56 pm EDT
Extended Forecast for

Ashton MD

  • This
    Afternoon

    This Afternoon: Isolated showers and thunderstorms before 5pm.  Sunny, with a high near 90. Southwest wind around 6 mph becoming south.  Chance of precipitation is 20%.

    Isolated
    T-storms

    High: 90 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms between 8pm and 11pm.  Mostly clear, with a low around 70. East wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 40%.

    Chance
    Showers then
    Mostly Clear

    Low: 70 °F

  • Tuesday

    Tuesday: Sunny, with a high near 92. Calm wind becoming northwest around 6 mph in the afternoon.

    Sunny

    High: 92 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 70. Light northwest wind.

    Mostly Clear

    Low: 70 °F

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 2pm.  Sunny, with a high near 91. North wind 3 to 7 mph.  Chance of precipitation is 20%.

    Slight Chance
    Showers then
    Slight Chance
    T-storms

    High: 91 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 69.

    Partly Cloudy

    Low: 69 °F

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 89. Chance of precipitation is 40%.

    Chance
    Showers then
    Chance
    T-storms

    High: 89 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 70. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 70 °F

  • Friday

    Friday: Sunny, with a high near 87.

    Sunny

    High: 87 °F

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms before 5pm. Sunny, with a high near 90. Southwest wind around 6 mph becoming south. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms between 8pm and 11pm. Mostly clear, with a low around 70. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 40%.
Tuesday
Sunny, with a high near 92. Calm wind becoming northwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 70. Light northwest wind.
Wednesday
A slight chance of showers, with thunderstorms also possible after 2pm. Sunny, with a high near 91. North wind 3 to 7 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 86.
Click Map For Forecast
Point Forecast:
Ashton MD
 39.15°N 77.01°W (Elev. 449 ft)
4:33 pm EDT Jul 26, 2021
4pm EDT Jul 26, 2021-6pm EDT Aug 2, 2021
 
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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