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Roslyn, SD Weather Forecast
Roslyn, SD Weather Forecast Date: 621 AM CDT Sat Oct 31 2026
The area/counties/county of: Day, including the city of Webster.or toggle through each period.
Today... Mostly cloudy. A chance of rain this morning. Highs in the upper 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50%.
Tonight... Mostly cloudy. A chance of rain after midnight. Lows in the lower 50s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40%.
Sunday... Cloudy. A slight chance of rain in the morning. Highs around 60. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 20%.
Sunday Night... Cloudy. Rain likely after midnight. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70%.
Monday... A slight chance of thunderstorms in the morning. Rain. Near steady temperature in the mid 50s. East winds 15 to 20 mph with gusts up to 35 mph. Chance of rain near 100%.
Monday Night... Rain in the evening, then rain with a slight chance of thunderstorms after midnight. Windy with lows in the lower 40s. Chance of rain near 100%.
Tuesday... Rain likely in the morning, then partly sunny with a chance of rain in the afternoon. Windy, cooler. Near steady temperature in the mid 40s. Chance of rain 70%.
Tuesday Night... Mostly cloudy. A chance of rain, mainly in the evening. Near steady temperature in the lower 40s. Chance of rain 50%.
Wednesday... Partly sunny. A slight chance of rain in the morning. Highs in the upper 40s. Chance of rain 20%.
Wednesday Night... Mostly cloudy. Lows in the mid 30s. Highs in the mid 40s.
Thursday... Mostly cloudy. Lows in the mid 30s. Highs in the mid 40s.
Thursday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 30s.
POP = Probability of Precipitation
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