McPherson County, SD 7-Day Night Weather Forecast
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McPherson County, SD Weather Forecast


McPherson County, SD Weather Forecast Date: 517 PM CDT Thu Oct 01 2026
The area/counties/county of: Mcpherson, including the city of Eureka.or toggle through each period.
Tonight... Mostly clear this evening, then becoming partly cloudy. Lows in the lower 40s. Northwest winds 10 to 15 mph, becoming northeast around 5 mph after midnight.
Friday... Partly sunny and breezy. Highs in the upper 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, increasing to 20 to 25 mph with gusts up to 35 mph in the afternoon.
Friday Night... Mostly clear and breezy. Lows in the mid 40s. Southeast winds 15 to 25 mph with gusts up to 35 mph.
Saturday... Partly sunny with a 20% chance of showers. Warmer with highs in the upper 60s. Southwest winds 5 to 10 mph with gusts up to 20 mph, increasing to northwest 15 to 20 mph with gusts up to 30 mph in the afternoon.
Saturday Night... Mostly clear. Lows in the mid 40s. Northwest winds 15 to 20 mph, diminishing to 5 to 10 mph after midnight.
Sunday... Mostly clear and breezy. Highs in the mid 60s. Lows in the mid 40s.
Monday... Mostly clear and breezy. Highs in the mid 60s. Lows in the mid 40s.
Monday Night... Mostly clear in the evening, then becoming partly cloudy. Breezy with lows in the lower 50s.
Tuesday... Partly sunny. Highs in the mid 70s.
Tuesday Night... Mostly clear. Lows in the lower 50s. Highs around 70.
Wednesday... Mostly clear. Lows in the lower 50s. Highs around 70.
Wednesday Night... Partly cloudy. Lows around 50. Highs in the upper 60s.
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