National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

52°F

11°C

Humidity 97%
Wind Speed SE 3 mph
Barometer 29.96 in (1016.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 21 Nov 7:56 pm EST
Extended Forecast for

3 Miles NW Sykesville MD

  • Tonight

    Tonight: Rain, mainly after 11pm. Patchy fog after 11pm. Low around 46. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers, mainly before 10am. Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 53. North wind around 7 mph. Chance of precipitation is 50%.

    High: 53 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 55. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. Northwest wind 3 to 5 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain. Cloudy, with a high near 53. Chance of precipitation is 50%.

    High: 53 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.

    Low: 48 °F

    Chance Rain

Detailed Forecast

Tonight
Rain, mainly after 11pm. Patchy fog after 11pm. Low around 46. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A chance of showers, mainly before 10am. Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 53. North wind around 7 mph. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 32. Calm wind.
Sunday
Sunny, with a high near 55. Calm wind becoming west 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 33. Northwest wind 3 to 5 mph.
Monday
Sunny, with a high near 53.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
A chance of rain. Cloudy, with a high near 53. Chance of precipitation is 50%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 61. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Thanksgiving Day
Mostly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Sykesville MD
 39.4°N 77.02°W (Elev. 620 ft)
Last Update:
6:53 pm EST Nov 21, 2025
Forecast Valid:
8pm EST Nov 21, 2025-6pm EST Nov 28, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation