Weather World
St. Mary's River State Park, MD 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
St. Mary's River State Park, MD Weather Forecast
St. Mary's River State Park, MD Weather Forecast Date: 757 AM EDT Sun Aug 16 2026
The area/counties/county of: St. Marys, including the cities of: Dameron, Lexington Park, Piney Point, Ridge, California, Callaway, and Sotterley.or toggle through each period.
Today... Mostly cloudy. Isolated showers this morning, then scattered showers and thunderstorms this afternoon. Some thunderstorms May produce heavy rainfall this afternoon. Highs in the mid 80s. South winds 10 to 15 mph. Chance of rain 50%.
Tonight... Scattered thunderstorms. Numerous showers. Some thunderstorms May produce heavy rainfall. Lows in the lower 70s. South winds 10 to 15 mph, becoming southwest 5 to 10 mph after midnight. Chance of rain 70%.
Monday... Mostly sunny. Highs in the upper 80s. West winds 5 to 10 mph.
Monday Night... Partly cloudy. Lows in the lower 70s. Northwest winds around 5 mph.
Tuesday... Sunny. Highs in the mid 80s. North winds 5 to 10 mph.
Tuesday Night... Mostly clear. Lows in the upper 60s.
Wednesday... Sunny. Highs in the upper 80s.
Wednesday Night... Partly cloudy. Lows in the lower 70s.
Thursday... Mostly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 50%.
Thursday Night... Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 50%.
Friday... Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 50%.
Friday Night... Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 50%.
POP = Probability of Precipitation
St. Mary's River State Park Radar Loop
Use the map search tool if you want to place a location marker on the radar map...