Weather WorldLake Martha, SD 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Lake Martha, SD Weather Forecast
Lake Martha, SD Weather Forecast Date: 1022 AM CDT Thu Aug 13 2026
The area/counties/county of: Marshall, including the city of Britton.or toggle through each period.
Rest of Today... Partly sunny. Highs in the upper 70s. Northeast winds 5 to 10 mph with gusts up to 20 mph.
Tonight... Mostly cloudy. Lows in the lower 60s. East winds 5 to 10 mph with gusts up to 20 mph.
Friday... Partly sunny. A slight chance of showers in the afternoon. Highs in the upper 70s. East winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 20%.
Friday Night... Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Humid with lows in the lower 60s. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph after midnight. Chance of rain 40%.
Saturday... Cloudy in the morning, then partly sunny with a slight chance of showers in the afternoon. Humid with highs in the upper 70s. Northwest winds 5 to 10 mph. Chance of rain 20%.
Saturday Night... Partly cloudy. Lows in the upper 50s.
Sunday... Mostly clear. Highs in the mid 70s. Lows in the upper 50s.
Sunday Night... Mostly clear. Highs in the mid 70s. Lows in the upper 50s.
Monday... Partly sunny. A slight chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 20%.
Monday Night... Partly cloudy in the evening, then becoming mostly cloudy. A 50% chance of thunderstorms. Lows around 60.
Tuesday... Mostly cloudy with a slight chance of showers in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 40%.
Tuesday Night... A chance of showers in the evening. Mostly cloudy with a slight chance of thunderstorms. Lows in the upper 50s. Chance of rain 40%.
POP = Probability of Precipitation
Lake Martha Radar Loop
Use the map search tool if you want to place a location marker on the radar map...