Last Update By NWS On: 2026-08-04 At: 12:43 PM EDT
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Forecast Key Messages

- Weak low pressure brings some clouds and a low risk for a shower early Wednesday across Martha's Vineyard and Nantucket
- Increasing heat and humidity across much of southern New England, along with daily afternoon pop-up thunderstorms from Thursday through this weekend. A widespread washout is not anticipated at this time.

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This Afternoon
Sunny
High: 85 °F
Wind: 6 mph SW
PoP: 0%

Sunny, with a high near 85. Southwest wind around 6 mph.

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Tonight
Partly Cloudy
Low: 62 °F
Wind: 6 mph SW
PoP: 0%

Partly cloudy, with a low around 62. Southwest wind around 6 mph.

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Wednesday
Partly Sunny
High: 87 °F
Wind: 2 to 7 mph SW
PoP: 2%

Partly sunny, with a high near 87. Southwest wind 2 to 7 mph.

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Wednesday Night
Partly Cloudy
Low: 69 °F
Wind: 6 mph SW
PoP: 5%

Partly cloudy, with a low around 69. Southwest wind around 6 mph.

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Thursday
Mostly Sunny then Slight Chance Showers And Thunderstorms
High: 90 °F
Wind: 3 to 7 mph SW
PoP: 29%

A slight chance of showers and thunderstorms between 2pm and 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. Southwest wind 3 to 7 mph. Chance of precipitation is 30%.

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Thursday Night
Chance Showers And Thunderstorms then Partly Cloudy
Low: 72 °F
Wind: 6 mph SW
PoP: 25%

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Southwest wind around 6 mph. Chance of precipitation is 30%.

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Friday
Sunny then Slight Chance Showers And Thunderstorms
High: 91 °F
Wind: 7 mph W
PoP: 32%

A slight chance of showers and thunderstorms between 2pm and 4pm, then a chance of showers and thunderstorms. Sunny, with a high near 91. West wind around 7 mph. Chance of precipitation is 30%.

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Friday Night
Chance Showers And Thunderstorms
Low: 71 °F
Wind: 5 mph SW
PoP: 30%

A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71. Southwest wind around 5 mph. Chance of precipitation is 30%.

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Saturday
Partly Sunny then Chance Showers And Thunderstorms
High: 89 °F
Wind: 3 to 8 mph SW
PoP: 41%

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Southwest wind 3 to 8 mph. Chance of precipitation is 40%.

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Saturday Night
Chance Showers And Thunderstorms then Partly Cloudy
Low: 71 °F
Wind: 7 mph W
PoP: 37%

A chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 71. West wind around 7 mph. Chance of precipitation is 40%.

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Sunday
Sunny
High: 89 °F
Wind: 5 to 9 mph W
PoP: 12%

Sunny, with a high near 89. West wind 5 to 9 mph.

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Sunday Night
Mostly Clear
Low: 70 °F
Wind: 5 to 8 mph W
PoP: 12%

Mostly clear, with a low around 70. West wind 5 to 8 mph.

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Monday
Sunny then Slight Chance Rain Showers
High: 90 °F
Wind: 5 to 10 mph W
PoP: 19%

A slight chance of rain showers after 3pm. Sunny, with a high near 90. West wind 5 to 10 mph, with gusts as high as 21 mph.

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Monday Night
Slight Chance Rain Showers
Low: 69 °F
Wind: 6 to 9 mph W
PoP: 19%

A slight chance of rain showers. Partly cloudy, with a low around 69. West wind 6 to 9 mph.