Monsoon Activity Continues in the Rockies and High Plains; Heat Builds in the West

Monsoon moisture will continue to bring a threat of heavy rain and flash flooding from the Intermountain West to the High Plains. Complex terrain, burn scars, and urban areas will be especially vulnerable to flooding. Heavy rain along a nearly stationary front in the South and Southeast could produce flash flooding. Dry lightning in Oregon could initiate new fires. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fog/Mist

64°F

18°C

Humidity 96%
Wind Speed Calm
Barometer 29.94 in (1014.8 mb)
Dewpoint 63°F (17°C)
Visibility 5.00 mi
Last update 1 Aug 11:56 pm EDT
Extended Forecast for

Colesville MD

  • Overnight

    Overnight: Isolated showers and thunderstorms before 2am.  Mostly clear, with a low around 61. Northwest wind around 7 mph.  Chance of precipitation is 20%.

    Isolated
    T-storms

    Low: 61 °F

  • Monday

    Monday: Sunny, with a high near 81. Northwest wind 7 to 9 mph.

    Sunny

    High: 81 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 65. Light north wind.

    Partly Cloudy

    Low: 65 °F

  • Tuesday

    Tuesday: A slight chance of showers after 2pm.  Mostly cloudy, with a high near 79. East wind 3 to 6 mph.  Chance of precipitation is 20%.

    Mostly Cloudy
    then Slight
    Chance
    Showers

    High: 79 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers before 2am.  Mostly cloudy, with a low around 65. East wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Slight Chance
    Showers

    Low: 65 °F

  • Wednesday

    Wednesday: A slight chance of showers between 8am and 5pm, then a slight chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 81. Chance of precipitation is 20%.

    Slight Chance
    Showers then
    Slight Chance
    T-storms

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 64.

    Partly Cloudy

    Low: 64 °F

  • Thursday

    Thursday: A chance of showers.  Partly sunny, with a high near 80. Chance of precipitation is 50%.

    Chance
    Showers

    High: 80 °F

  • Thursday
    Night

    Thursday Night: A chance of showers.  Partly cloudy, with a low around 65. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 65 °F

Detailed Forecast

Overnight
Isolated showers and thunderstorms before 2am. Mostly clear, with a low around 61. Northwest wind around 7 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 81. Northwest wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 65. Light north wind.
Tuesday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 79. East wind 3 to 6 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 65. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
A slight chance of showers between 8am and 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 81. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 69.
Saturday
A chance of showers. Partly sunny, with a high near 89. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 90.
Click Map For Forecast
Point Forecast:
Colesville MD
 39.06°N 76.99°W (Elev. 394 ft)
10:32 pm EDT Aug 1, 2021
12am EDT Aug 2, 2021-6pm EDT Aug 7, 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