Your Ultimate Boating Resource

HomeForecastsMaryland ForecastsArnold, MD Marine Weather

Arnold, MD Marine Weather Forecast

Station APAM2 - 8575512 - Annapolis, MD

May 16, 2026 6:30 pm EDT
Location: 38.983N 76.479W
Wind Direction: SSE (160°)
Wind Speed: 4.1 knots
Wind Gust: 8.0 knots
Atmospheric Pressure: 29.97 in (1015.0 mb)
Air Temperature: 72.9°F (22.7°C)
Water Temperature: 65.1°F (18.4°C)


Tonight - 65°F
May 16, 2026
3 to 10 mph SW
Chance Rain Showers then Mostly Cloudy
A chance of rain showers between 7pm and 11pm. Mostly cloudy, with a low around 65. Southwest wind 3 to 10 mph. Chance of precipitation is 30%.
Sunday - 84°F
May 17, 2026
0 to 6 mph SW
Mostly Sunny
Mostly sunny, with a high near 84. Southwest wind 0 to 6 mph.
Sunday Night - 65°F
May 17, 2026
0 to 6 mph S
Partly Cloudy
Partly cloudy, with a low around 65. South wind 0 to 6 mph.
Monday - 87°F
May 18, 2026
0 to 12 mph S
Sunny
Sunny, with a high near 87. South wind 0 to 12 mph, with gusts as high as 18 mph.
Monday Night - 69°F
May 18, 2026
7 to 12 mph S
Mostly Clear
Mostly clear, with a low around 69. South wind 7 to 12 mph, with gusts as high as 18 mph.
Tuesday - 90°F
May 19, 2026
7 to 13 mph S
Sunny
Sunny, with a high near 90.
Tuesday Night - 72°F
May 19, 2026
7 to 13 mph S
Partly Cloudy
Partly cloudy, with a low around 72.
Wednesday - 93°F
May 20, 2026
6 to 9 mph SW
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 50%.
Wednesday Night - 64°F
May 20, 2026
3 to 8 mph W
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Thursday - 73°F
May 21, 2026
9 mph N
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Thursday Night - 57°F
May 21, 2026
3 to 7 mph NE
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Friday - 70°F
May 22, 2026
7 to 10 mph NE
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Friday Night - 56°F
May 22, 2026
5 to 9 mph E
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Saturday - 71°F
May 23, 2026
7 to 10 mph NE
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a high near 71.

Don't Miss

Add us on Google to stay connected!
Add Us on Google