| NWS Forecast for: Fairfax County Issued by: National Weather Service Baltimore, MD/Washington, D.C. Last Update: 656 AM EST Mon Jan 19 2026 |  |
| Today: Sunny. Highs in the lower 40s. Southwest winds 5 to 10 mph, becoming west 10 to 15 mph this afternoon. Tonight: Mostly clear. Lows around 15. Northwest winds 10 to 15 mph with gusts up to 25 mph. Tuesday: Sunny. Highs in the upper 20s. West winds 5 to 10 mph with gusts up to 25 mph. Tuesday Night: Mostly clear. Lows around 15. Northwest winds around 5 mph, becoming south after midnight. Wednesday: Sunny. Highs in the upper 30s. South winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Wednesday Night: Partly cloudy. Lows around 30. Thursday: Mostly sunny. Highs in the upper 40s. Thursday Night: Partly cloudy. Lows in the mid 20s. Friday: Partly sunny. Highs in the upper 30s. Friday Night: Mostly cloudy. Lows around 15. Saturday: Partly sunny with a 30 percent chance of snow. Highs in the lower 20s. Saturday Night: Mostly cloudy with a 30 percent chance of snow. Cold with lows around 10 above. Wind chill values as low as zero. Sunday: Partly sunny with a 40 percent chance of snow. Highs in the lower 20s. Wind chill values as low as zero. | |
| Zone Forecast: Fairfax County | |
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