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

Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

48°F

9°C

Humidity 39%
Wind Speed Vrbl 6 mph
Barometer 30.16 in (1023.1 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 18 Nov 2:56 pm EST
Extended Forecast for

Cooksville MD

  • This Afternoon

    This Afternoon: A chance of rain, mainly after 5pm. Cloudy, with a high near 46. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.

    High: 46 °F

    Chance Rain

  • Tonight

    Tonight: Rain. Patchy fog after 9pm. Low around 37. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of rain before 7am. Patchy fog before 11am. Otherwise, cloudy, with a high near 48. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain
    and Patchy
    Fog then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, with a high near 50. Light and variable wind.

    High: 50 °F

    Cloudy

  • Thursday Night

    Thursday Night: Cloudy, with a low around 42.

    Low: 42 °F

    Cloudy

  • Friday

    Friday: A chance of rain before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.

    High: 57 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 40%.

    High: 52 °F

    Chance Rain

Detailed Forecast

This Afternoon
A chance of rain, mainly after 5pm. Cloudy, with a high near 46. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.
Tonight
Rain. Patchy fog after 9pm. Low around 37. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
A chance of rain before 7am. Patchy fog before 11am. Otherwise, cloudy, with a high near 48. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 36. Calm wind.
Thursday
Cloudy, with a high near 50. Light and variable wind.
Thursday Night
Cloudy, with a low around 42.
Friday
A chance of rain before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 43. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cooksville MD
 39.33°N 77.01°W (Elev. 558 ft)
Last Update:
12:54 pm EST Nov 18, 2025
Forecast Valid:
3pm EST Nov 18, 2025-6pm EST Nov 25, 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