I-66 weather conditions near Olney, Maryland

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Overcast 44°F 2025-11-21T03:56:00-05:00
• Today 2025-11-21, Chance Rain. A chance of rain, mainly after 1pm. Cloudy, with a high near 54. Light south wind. Chance of precipitation is 40%.
• Tonight 2025-11-21, Rain. Rain. Low around 46. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
• Saturday 2025-11-22, Chance Rain. A chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 54. North wind 6 to 8 mph. Chance of precipitation is 30%.
• Saturday Night 2025-11-22, Mostly Clear. Mostly clear, with a low around 31. Light north wind.
• Sunday 2025-11-23, Sunny. Sunny, with a high near 54. Calm wind becoming west 5 to 7 mph in the afternoon.
• Sunday Night 2025-11-23, Mostly Clear. Mostly clear, with a low around 34.
• Monday 2025-11-24, Sunny. Sunny, with a high near 56.
• Monday Night 2025-11-24, Mostly Cloudy. Mostly cloudy, with a low around 40.
• Tuesday 2025-11-25, Cloudy then Chance Rain. A chance of rain after 1pm. Cloudy, with a high near 56. Chance of precipitation is 40%.
• Tuesday Night 2025-11-25, Rain Likely. Rain likely, mainly before 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
• Wednesday 2025-11-26, Chance Rain. A chance of rain. Mostly cloudy, with a high near 63. Chance of precipitation is 30%.
• Wednesday Night 2025-11-26, Chance Rain. A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
• Thanksgiving Day 2025-11-27, Mostly Sunny. Mostly sunny, with a high near 50.