Letcher, SD 10-Day Weather Charts

24 Hour Forecast

Current Conditions - Overcast. Temperature is 62°F17°C, dew point 54°F12°C, humidity 75%. Wind direction is ESE at 16 mph26 km/h with visibility of 10.00 mi16 km. Barometric pressure is 30.24 in1024 mb.

Tonight - Mostly cloudy. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph... Full Forecast

Wednesday - Cloudy. A chance of showers, mainly in the morning. Highs in the mid 60s. Southeast winds 15 to 20 mph with gusts up to 35 mph. Ch.. 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