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

Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

Current conditions at

Patuxent River, Naval Air Station (KNHK)

Lat: 38.28°NLon: 76.41°WElev: 39ft.

A Few Clouds

30°F

-1°C

Humidity 88%
Wind Speed W 7 mph
Barometer 30.23 in (1023.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 18 Nov 6:52 am EST
Extended Forecast for

3 Miles NNW Chaptico MD

  • Today

    Today: A chance of rain, mainly after 4pm. Increasing clouds, with a high near 50. Light and variable wind. Chance of precipitation is 30%.

    High: 50 °F

    Mostly Sunny
    then Chance
    Rain

  • Tonight

    Tonight: Rain, mainly before 5am. Low around 40. Southeast wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 55. Light and variable wind becoming north 5 to 7 mph in the morning.

    High: 55 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41. Northeast wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 56. Calm wind.

    High: 56 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 20%.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: A chance of rain before 1pm. Mostly cloudy, with a high near 63. Chance of precipitation is 30%.

    High: 63 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 56. Chance of precipitation is 40%.

    High: 56 °F

    Chance Rain

Detailed Forecast

Today
A chance of rain, mainly after 4pm. Increasing clouds, with a high near 50. Light and variable wind. Chance of precipitation is 30%.
Tonight
Rain, mainly before 5am. Low around 40. Southeast wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Partly sunny, with a high near 55. Light and variable wind becoming north 5 to 7 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 41. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 56. Calm wind.
Thursday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 20%.
Friday
A chance of rain before 1pm. Mostly cloudy, with a high near 63. Chance of precipitation is 30%.
Friday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Saturday
A chance of rain. Partly sunny, with a high near 56. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Chaptico MD
 38.39°N 76.79°W (Elev. 102 ft)
Last Update:
6:52 am EST Nov 18, 2025
Forecast Valid:
7am EST Nov 18, 2025-6pm EST Nov 24, 2025
 
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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