Zone Forecast Product for Southern New England National Weather Service Boston/Norton MA 103 PM EDT Tue Jun 9 2026 Forecast keymessages - Dry conditions and low humidity continue through tonight leading to another pleasant day. - Diurnal thunderstorms possible Wednesday through Friday, with above normal temperatures peaking on Friday. - Temperatures remain warm, but humidity decreases, throughout the weekend, while uncertainty remains high regarding potential for rain showers. Southeast Middlesex MA- Including the city of Cambridge 103 PM EDT Tue Jun 9 2026 .THIS AFTERNOON...Sunny, warmer with highs in the upper 80s. West winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Mostly clear. Lows in the lower 60s. Southwest winds 10 to 15 mph. .WEDNESDAY...Partly sunny in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 60s. Southwest winds 10 to 15 mph. .THURSDAY...Showers likely. Hot with highs around 90. West winds around 5 mph, becoming northwest in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 50 percent. .FRIDAY...Partly sunny. Highs in the mid 80s. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 30 percent. .SATURDAY...Partly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 30 percent. .SATURDAY NIGHT AND SUNDAY...Mostly clear. Hot. Lows in the mid 60s. Highs around 90. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. .MONDAY...Partly sunny with a 40 percent chance of showers. Highs in the lower 80s.