I-495 MA weather conditions near Chelmsford, Massachusetts

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair and Breezy 67°F 2026-05-04T11:51:00-04:00
• This Afternoon 2026-05-04, Sunny. Sunny, with a high near 71. Southwest wind around 17 mph, with gusts as high as 36 mph.
• Tonight 2026-05-04, Mostly Clear. Mostly clear, with a low around 51. Southwest wind around 8 mph.
• Tuesday 2026-05-05, Sunny. Sunny, with a high near 82. Southwest wind 9 to 17 mph, with gusts as high as 39 mph.
• Tuesday Night 2026-05-05, Mostly Cloudy. Mostly cloudy, with a low around 59. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
• Wednesday 2026-05-06, Slight Chance Showers then Showers Likely. Showers likely, mainly after 2pm. Mostly cloudy, with a high near 71. South wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
• Wednesday Night 2026-05-06, Showers. Showers, mainly before 2am. Low around 50. South wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 80%.
• Thursday 2026-05-07, Chance Showers. A chance of showers after 8am. Partly sunny, with a high near 64. Northwest wind around 6 mph. Chance of precipitation is 40%.
• Thursday Night 2026-05-07, Chance Showers. A chance of showers. Mostly cloudy, with a low around 44. Light west wind. Chance of precipitation is 40%.
• Friday 2026-05-08, Mostly Sunny. Mostly sunny, with a high near 62. Northwest wind 6 to 10 mph, with gusts as high as 22 mph.
• Friday Night 2026-05-08, Mostly Clear. Mostly clear, with a low around 41. West wind around 6 mph.
• Saturday 2026-05-09, Mostly Sunny. Mostly sunny, with a high near 64. Southwest wind 5 to 9 mph.
• Saturday Night 2026-05-09, Chance Showers. A chance of showers. Mostly cloudy, with a low around 43. West wind 3 to 5 mph. Chance of precipitation is 30%.
• Sunday 2026-05-10, Mostly Sunny. Mostly sunny, with a high near 68. West wind 3 to 8 mph.