Station 44042 - Potomac, MD
May 16, 2026 6:36 pm EDTLocation: 38.033N 76.335W
Wind Direction: SSE (160°)
Wind Speed: 7.8 knots
Wind Gust: 11.7 knots
Significant Wave Height: 1.6 ft
Dominant Wave Period: 4 sec
Air Temperature: 68.9°F (20.5°C)
Water Temperature: 64.4°F (18.0°C)
Tonight - 67°F
May 16, 2026
12 to 15 mph S
Slight Chance Rain Showers then Partly Cloudy
A slight chance of rain showers before 11pm. Partly cloudy, with a low around 67. South wind 12 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday - 78°F
May 17, 2026
3 to 10 mph SW
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 78. Southwest wind 3 to 10 mph. Chance of precipitation is 20%.
Sunday Night - 67°F
May 17, 2026
8 mph SE
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 9pm. Partly cloudy, with a low around 67. Southeast wind around 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Monday - 80°F
May 18, 2026
3 to 15 mph S
Slight Chance Rain Showers then Sunny
A slight chance of rain showers before 8am. Sunny, with a high near 80. South wind 3 to 15 mph, with gusts as high as 18 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Monday Night - 70°F
May 18, 2026
12 to 16 mph S
Mostly Clear
Mostly clear, with a low around 70. South wind 12 to 16 mph.
Tuesday - 82°F
May 19, 2026
9 to 16 mph S
Sunny
Sunny, with a high near 82.
Tuesday Night - 71°F
May 19, 2026
16 mph S
Mostly Clear
Mostly clear, with a low around 71.
Wednesday - 84°F
May 20, 2026
9 to 14 mph S
Sunny then Slight Chance Rain Showers
A slight chance of rain showers after 2pm. Sunny, with a high near 84.
Wednesday Night - 65°F
May 20, 2026
8 to 14 mph SW
Chance Showers And Thunderstorms
A slight chance of rain showers before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Thursday - 69°F
May 21, 2026
10 to 14 mph N
Showers And Thunderstorms Likely
A chance of rain showers before 8am, then showers and thunderstorms likely. Partly sunny, with a high near 69. Chance of precipitation is 70%.
Thursday Night - 61°F
May 21, 2026
8 to 13 mph NE
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Friday - 65°F
May 22, 2026
16 mph NE
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Friday Night - 60°F
May 22, 2026
15 mph E
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Saturday - 67°F
May 23, 2026
14 mph NE
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 67.