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

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

Fair

53°F

12°C

Humidity 37%
Wind Speed S 14 G 23 mph
Barometer 29.78 in (1008.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 13 Mar 9:54 pm EDT
Extended Forecast for

Arnold MD

  • Tonight

    Tonight: Mostly clear, with a low around 43. West wind 9 to 14 mph, with gusts as high as 29 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 55. West wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 55 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. Northwest wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 57. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 57 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain. Low around 50. Southeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%.

    Low: 50 °F

    Rain Likely
    then Rain

  • Monday

    Monday: Rain before 11am, then showers and possibly a thunderstorm, mainly after 11am. High near 65. Breezy. Chance of precipitation is 100%.

    High: 65 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Low around 31. Chance of precipitation is 80%.

    Low: 31 °F

    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 43. West wind 9 to 14 mph, with gusts as high as 29 mph.
Saturday
Increasing clouds, with a high near 55. West wind 10 to 15 mph, with gusts as high as 26 mph.
Saturday Night
Mostly cloudy, with a low around 40. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly cloudy, with a high near 57. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Rain. Low around 50. Southeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%.
Monday
Rain before 11am, then showers and possibly a thunderstorm, mainly after 11am. High near 65. Breezy. Chance of precipitation is 100%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Low around 31. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 54.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arnold MD
 39.06°N 76.51°W (Elev. 56 ft)
Last Update:
7:53 pm EDT Mar 13, 2026
Forecast Valid:
10pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026
 
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