I-90 weather conditions near Watertown, Massachusetts
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: A Few Clouds 73°F 2025-07-07T03:54:00-04:00
Overnight 2025-07-07, Mostly Clear. Mostly clear, with a low around 71. Southwest wind around 7 mph.
Monday 2025-07-07, Partly Sunny then Slight Chance Showers. A slight chance of showers between 2pm and 4pm. Partly sunny and hot, with a high near 90. Heat index values as high as 96. Southwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday Night 2025-07-07, Chance Showers then Showers Likely and Patchy Fog. A chance of showers before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 74. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.
Tuesday 2025-07-08, Showers Likely and Patchy Fog. Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms between 11am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 7am. Otherwise, partly sunny and hot, with a high near 92. Heat index values as high as 98. West wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night 2025-07-08, Showers Likely. Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 68. Northeast wind 3 to 5 mph. Chance of precipitation is 60%.
Wednesday 2025-07-09, Chance Showers. A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. East wind around 6 mph. Chance of precipitation is 30%.
Wednesday Night 2025-07-09, Mostly Cloudy. Mostly cloudy, with a low around 65. East wind around 5 mph becoming calm in the evening.
Thursday 2025-07-10, Cloudy then Chance Showers. A chance of showers after 1pm. Mostly cloudy, with a high near 76. East wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday Night 2025-07-10, Chance Showers. A chance of showers. Cloudy, with a low around 65. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Friday 2025-07-11, Chance Showers then Mostly Cloudy. A chance of showers before 11am. Mostly cloudy, with a high near 78. East wind 5 to 7 mph. Chance of precipitation is 30%.
Friday Night 2025-07-11, Mostly Cloudy. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.
Saturday 2025-07-12, Partly Sunny. Partly sunny, with a high near 80. East wind 3 to 7 mph.
Saturday Night 2025-07-12, Partly Cloudy. Partly cloudy, with a low around 65. Southeast wind around 6 mph becoming calm in the evening.
Sunday 2025-07-13, Mostly Cloudy. Mostly cloudy, with a high near 81. East wind 3 to 8 mph.