I-66 weather conditions near Markham, Virginia
Roadnow AI Agent Live Update
Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 75°F 2025-06-20T09:55:00-04:00 
Today 2025-06-20, Sunny. Sunny, with a high near 84. West wind around 8 mph.
Tonight 2025-06-20, Partly Cloudy. Partly cloudy, with a low around 65. Light west wind.- Saturday 2025-06-21, Sunny. Sunny, with a high near 89. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 70. Light southwest wind.- Sunday 2025-06-22, Sunny. Sunny, with a high near 95. Light west wind.
- Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 72.
- Monday 2025-06-23, Sunny. Sunny, with a high near 96.
- Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 74.
- Tuesday 2025-06-24, Sunny. Sunny, with a high near 96.
- Tuesday Night 2025-06-24, Partly Cloudy. Partly cloudy, with a low around 74.
Wednesday 2025-06-25, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms. Mostly sunny, with a high near 95. Chance of precipitation is 30%.
Wednesday Night 2025-06-25, Chance T-storms. A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 30%.