074 SXUS41 KLWX 210532 RECLWX VAZ507-508-210900- Forecast for Shenandoah National Park Above 2000 Feet National Weather Service Baltimore MD/Washington DC 1232 AM EST Thu Dec 21 2017 .OVERNIGHT...Mostly clear. Lows in the mid 20s. .THURSDAY...Sunny. Highs in the lower 40s. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 30s. .FRIDAY...Partly sunny in the morning, then becoming mostly cloudy. Highs in the lower 50s. .SATURDAY...Cloudy. Rain likely. A chance of snow through the night. Lows in the mid 40s. Highs in the mid 50s. .SUNDAY...Mostly cloudy. A chance of rain and snow. Lows in the mid 30s. Highs in the lower 40s. .CHRISTMAS DAY...Partly cloudy. A chance of snow. Lows in the upper 20s. Highs in the mid 30s. $$