I-66 weather conditions near Olney, Maryland

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 74°F 2025-09-06T02:56:00-04:00
• Overnight 2025-09-06, Partly Cloudy. Partly cloudy, with a low around 68. South wind around 6 mph.
• Saturday 2025-09-06, Partly Sunny then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 85. Light southwest wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
• Saturday Night 2025-09-06, Showers Likely and Patchy Fog. Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 11pm, then a chance of showers after 11pm. Patchy fog between 11pm and 1am. Otherwise, cloudy, with a low around 58. North wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
• Sunday 2025-09-07, Gradual Clearing. Cloudy through mid morning, then gradual clearing, with a high near 73. Northwest wind around 6 mph.
• Sunday Night 2025-09-07, Mostly Clear. Mostly clear, with a low around 50. North wind around 6 mph.
• Monday 2025-09-08, Sunny. Sunny, with a high near 74.
• Monday Night 2025-09-08, Mostly Clear. Mostly clear, with a low around 50.
• Tuesday 2025-09-09, Mostly Sunny. Mostly sunny, with a high near 74.
• Tuesday Night 2025-09-09, Mostly Cloudy. Mostly cloudy, with a low around 55.
• Wednesday 2025-09-10, Partly Sunny. Partly sunny, with a high near 75.
• Wednesday Night 2025-09-10, Partly Cloudy. Partly cloudy, with a low around 55.
• Thursday 2025-09-11, Mostly Sunny. Mostly sunny, with a high near 81.
• Thursday Night 2025-09-11, Mostly Clear. Mostly clear, with a low around 56.
• Friday 2025-09-12, Sunny. Sunny, with a high near 75.