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.

Mostly Cloudy

81°F

27°C

Humidity 82%
Wind Speed S 7 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 13 Aug 11:52 am EDT
Extended Forecast for

Port Republic MD

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms before 1pm, then scattered showers between 1pm and 2pm, then scattered showers and thunderstorms after 2pm. Mostly cloudy, with a high near 87. South wind around 7 mph. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. West wind 3 to 8 mph. Chance of precipitation is 40%.

    Low: 71 °F

    Heavy Rain

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Light northwest wind. Chance of precipitation is 40%.

    High: 89 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly sunny, with a high near 88. Northeast wind around 6 mph. Chance of precipitation is 20%.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms before 1pm, then scattered showers between 1pm and 2pm, then scattered showers and thunderstorms after 2pm. Mostly cloudy, with a high near 87. South wind around 7 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. West wind 3 to 8 mph. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Light northwest wind. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 30%.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 88. Northeast wind around 6 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Republic MD
 38.48°N 76.55°W (Elev. 98 ft)
Last Update:
10:30 am EDT Aug 13, 2025
Forecast Valid:
12pm EDT Aug 13, 2025-6pm EDT Aug 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation