Mercersburg Reservoir 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 NNW at 3 mph5 km/h with visibility of 1 3/4 mi2 km. Barometric pressure is 30.2 in1023 mb.

Overnight - Cloudy. Rain likely late this evening, then a chance of rain. Areas of fog. Lows in the mid 30s. Temperature rising into the lower.. Full Forecast

Wednesday - Areas of fog in the morning. Cloudy with a 50% chance of showers. Not as cool with highs in the lower 50s. Northeast winds .. 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