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

Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk through the Weekend on the East Coast; Flash Flooding Concerns in the Southeast and Southwest

A dangerous, record heat wave continues across portions of the West through Tuesday. High rip current risk and dangerous surf continue through the weekend. There are flash flooding concerns through the weekend for portions of the Southeast and Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Patuxent River, Naval Air Station (KNHK)

Lat: 38.28°NLon: 76.41°WElev: 39ft.

Fair

64°F

18°C

Humidity 90%
Wind Speed Calm
Barometer 30.07 in (1018.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 22 Aug 8:52 pm EDT
Extended Forecast for

3 Miles W Chaptico MD

Coastal Flood Advisory August 22, 09:49pm until August 23, 06:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory August 22, 09:49pm until August 23, 06:00pm

    NOW until 6:00pm Sat

    Coastal Flood Advisory

  • Tonight

    Low: 62 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Light south wind becoming southeast 5 to 9 mph in the morning.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. Southeast wind 6 to 9 mph.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers after 2pm. Increasing clouds, with a high near 83. South wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southeast wind 6 to 9 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Tonight
Clear, with a low around 62. South wind around 6 mph.
Saturday
Sunny, with a high near 82. Light south wind becoming southeast 5 to 9 mph in the morning.
Saturday Night
Partly cloudy, with a low around 68. Southeast wind 6 to 9 mph.
Sunday
A slight chance of showers after 2pm. Increasing clouds, with a high near 83. South wind 5 to 9 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southeast wind 6 to 9 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Chaptico MD
 38.35°N 76.83°W (Elev. 3 ft)
Last Update:
7:29 pm EDT Aug 22, 2025
Forecast Valid:
9pm EDT Aug 22, 2025-6pm EDT Aug 29, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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