I-78 weather conditions near Bethlehem, Pennsylvania

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 48°F 2026-05-03T21:51:00-04:00
• Tonight 2026-05-03, Mostly Clear. Mostly clear, with a low around 43. Southwest wind around 5 mph.
• Monday 2026-05-04, Sunny. Sunny, with a high near 71. Southwest wind 5 to 15 mph.
• Monday Night 2026-05-04, Mostly Clear. Mostly clear, with a low around 55. South wind 5 to 10 mph.
• Tuesday 2026-05-05, Mostly Sunny. Mostly sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
• Tuesday Night 2026-05-05, Chance Showers. A chance of showers, mainly after 2am. Mostly cloudy, with a low around 60. South wind 10 to 15 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
• Wednesday 2026-05-06, Showers. Showers, with thunderstorms also possible after 2pm. High near 67. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
• Wednesday Night 2026-05-06, Showers Likely. Showers likely, mainly before 2am. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
• Thursday 2026-05-07, Showers Likely. Showers likely, mainly after 8am. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.
• Thursday Night 2026-05-07, Chance Showers. A chance of showers before 2am. Partly cloudy, with a low around 39. Chance of precipitation is 30%.
• Friday 2026-05-08, Mostly Sunny. Mostly sunny, with a high near 61.
• Friday Night 2026-05-08, Mostly Cloudy. Mostly cloudy, with a low around 45.
• Saturday 2026-05-09, Chance Showers. A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 40%.
• Saturday Night 2026-05-09, Chance Showers. A chance of showers. Partly cloudy, with a low around 44. Chance of precipitation is 30%.
• Sunday 2026-05-10, Mostly Sunny. Mostly sunny, with a high near 67.