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Isabel, SD Weather Forecast
Isabel, SD Weather Forecast Date: 221 AM MDT Fri Oct 30 2026
The area/counties/county of: Dewey, including the city of Isabel.or toggle through each period.
Today... Mostly cloudy this morning, then becoming partly sunny. Areas of fog this morning. Highs in the mid 50s. East winds 10 to 15 mph. Gusts up to 30 mph this afternoon.
Tonight... Mostly cloudy. A chance of sprinkles in the evening, then a chance of rain after midnight. Not as cool with lows in the mid 40s. Southeast winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50%.
Saturday... Cloudy in the morning, then becoming partly sunny. Highs in the mid 60s. Southeast winds 15 to 20 mph with gusts up to 30 mph.
Saturday Night... Mostly cloudy. Lows in the upper 40s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
Sunday... Partly sunny in the morning, then becoming mostly cloudy. Highs in the lower 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
Sunday Night... Cloudy. Rain likely after midnight. Lows in the upper 40s. Chance of rain 70%.
Monday... Rain, windy. Near steady temperature in the lower 50s. Chance of rain 90%.
Monday Night... Rain likely. Very windy with lows around 40. Chance of rain 70%.
Tuesday... Mostly cloudy with a chance of rain in the morning, then partly sunny with a slight chance of rain in the afternoon. Very windy with highs in the lower 50s. Chance of rain 50%.
Tuesday Night... Partly cloudy. Lows in the mid 30s. Highs in the upper 40s.
Wednesday... Partly cloudy. Lows in the mid 30s. Highs in the upper 40s.
POP = Probability of Precipitation
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