SXUS41 KLWX 180629 RECLWX VAZ507-508-181000- Forecast for Shenandoah National Park Above 2000 Feet National Weather Service Baltimore MD/Washington DC 229 AM EDT Mon May 18 2026 .OVERNIGHT...Mostly clear. Lows in the mid 60s. .MONDAY...Sunny. Highs in the mid 80s. .MONDAY NIGHT...Mostly clear. Lows in the upper 60s. .TUESDAY...Mostly sunny. Highs in the upper 80s. .WEDNESDAY...Mostly cloudy. Showers with a chance of thunderstorms through the night. Lows in the upper 60s. Highs in the upper 80s. .THURSDAY...Showers likely. Lows in the mid 50s. Highs in the lower 60s. .FRIDAY...Showers likely. Lows around 50. Highs in the upper 50s. $$