SXUS41 KLWX 181831 RECLWX VAZ507-508-182200- Forecast for Shenandoah National Park Above 2000 Feet National Weather Service Baltimore MD/Washington DC 231 PM EDT Mon May 18 2026 .THIS AFTERNOON...Sunny. Highs in the mid 80s. .TONIGHT...Mostly clear. Lows in the upper 60s. .TUESDAY...Hot. Mostly sunny. Highs around 90. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. .WEDNESDAY...Sunny in the morning. Showers with a chance of thunderstorms in the afternoon and evening. Highs in the upper 80s. .THURSDAY...Showers likely through the day, then a chance of showers and thunderstorms through the night. Lows in the mid 50s. Highs in the lower 60s. .FRIDAY...Showers. Lows around 50. Highs in the upper 50s. $$