Expires:202512220000;;988708 FPUS51 KLWX 212058 ZFPLWX Zone Forecast Product National Weather Service Baltimore MD/Washington DC 357 PM EST Sun Dec 21 2025 VAZ053-220000- Fairfax- Including the cities of Reston, Herndon, Annandale, Centreville, Chantilly, McLean, and Franconia 357 PM EST Sun Dec 21 2025 .REST OF THIS AFTERNOON...Mostly sunny. Highs in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 30 mph. .TONIGHT...Mostly clear. Lows in the lower 20s. Northwest winds 5 to 10 mph. Gusts up to 25 mph in the evening. .MONDAY...Sunny. Highs in the mid 40s. Northwest winds around 5 mph, becoming south around 5 mph in the afternoon. .MONDAY NIGHT...Cloudy. A chance of rain and snow after midnight. Lows in the mid 30s. South winds 5 to 10 mph. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. Highs in the lower 50s. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows around 40. .WEDNESDAY...Mostly sunny. Highs in the lower 50s. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain. Lows in the upper 30s. .CHRISTMAS DAY...Mostly cloudy with a 30 percent chance of rain. Highs in the mid 50s. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .FRIDAY...Mostly cloudy with a 30 percent chance of rain. Highs in the mid 60s. .FRIDAY NIGHT...Mostly cloudy. Lows in the lower 40s. .SATURDAY...Mostly cloudy. Highs in the mid 50s. $$