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Sylvan Lake, SD Hourly Weather Forecast

Next 12 Hours

Sun, Sep 20th
A full day of Light rain shower conditions is expected. Temps range from 50° to 54°. Light winds, shifting from ESE to ENE at 3.7 mph, with humidity levels between 94% to 99%, and an avg barometric pressure of 30.07 inHg.

Overnight into morning Mon, Sep 21st
Light rain shower expected later. Temps around 50°. Calm winds from the ENE at 2.1 mph, while humidity around 99%, and an avg barometric pressure of 30.11 inHg.

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