Keystone, SD 10-Day Weather Charts

24 Hour Forecast

Current Conditions - Mist. Temperature is 37°F3°C, dew point 37°F3°C, humidity 100%. Wind direction is SW at 8 mph13 km/h with visibility of 3/4 mi5 km. Barometric pressure is 29.93 in1014 mb.

Rest of Tonight - Partly cloudy. Areas of fog. Near steady temperature in the upper 30s. Southwest winds 5 to 10 mph with gusts up to 30 mph... Full Forecast

Sunday - Areas of fog in the morning. Sunny. Highs in the upper 50s. West winds 5 to 10 mph. Gusts up to 20 mph in the afternoon... Full Forecast

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10 Day High/Low Temp Chart

10 Day High/Low Temp Chart

10 Day POP Chart

10 Day Dew Point Chart

10 Day Dew Point Chart

10 Day Humidity Chart

10 Day UV Index Chart

10 Day Barometric Pressure Chart

10 Day Barometric Pressure Chart