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

Hazardous Weather Conditions

Current conditions at

Patuxent River, Naval Air Station (KNHK)

Lat: 38.28°NLon: 76.41°WElev: 39ft.

Fair

52°F

11°C

Humidity 86%
Wind Speed Calm
Barometer 30.02 in (1016.5 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 10 Mar 4:52 am EDT
Extended Forecast for

Great Mills MD

  • Today

    Today: Mostly sunny, with a high near 72. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. South wind 3 to 5 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 75. South wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 57. South wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers, mainly between 8am and 2pm. High near 59. Northwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    High: 59 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm. Partly cloudy, with a low around 34. Chance of precipitation is 30%.

    Low: 34 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 72. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 54. South wind 3 to 5 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 75. South wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 57. South wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Thursday
Showers, mainly between 8am and 2pm. High near 59. Northwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 34. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 64.
Sunday Night
Showers. Low around 47. Chance of precipitation is 80%.
Monday
Showers. High near 60. Chance of precipitation is 80%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Mills MD
 38.27°N 76.5°W (Elev. 98 ft)
Last Update:
4:53 am EDT Mar 10, 2026
Forecast Valid:
5am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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