Dangerous Heat Building in the South; Severe Storms From Plains To MS Valley

Intensifying high pressure is producing dangerous heat and humidity in the south-central U.S. with heat indexes possibly exceeding 110. Triple digit heat will also continue for some western areas. Elsewhere, a front moving through the central U.S. may produce severe thunderstorms and heavy rainfall in parts of the Plains and MS Valley through Friday. Read More >

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

A Few Clouds

78°F

26°C

Humidity 50%
Wind Speed E 10 mph
Barometer 30.19 in (1022.2 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Jul 11:54 am EDT
Extended Forecast for

Boston MA

  • This
    Afternoon

    This Afternoon: Sunny, with a high near 80. East wind 9 to 11 mph.

    Sunny

    High: 80 °F

  • Tonight

    Tonight: Clear, with a low around 59. Southeast wind 3 to 7 mph.

    Clear

    Low: 59 °F

  • Saturday

    Saturday: Increasing clouds, with a high near 73. Light northeast wind becoming east 5 to 9 mph in the morning.

    Increasing
    Clouds

    High: 73 °F

  • Saturday
    Night

    Saturday Night: Showers likely and possibly a thunderstorm, mainly after 1am. Some of the storms could produce gusty winds and heavy rain.  Mostly cloudy, with a low around 66. East wind around 8 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    Low: 66 °F

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. Some of the storms could produce gusty winds and heavy rain.  Patchy fog before noon.  Otherwise, mostly cloudy, with a high near 79. East wind 9 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%.

    Heavy Rain
    and Patchy
    Fog

    High: 79 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 72. Chance of precipitation is 40%.

    Chance
    Showers and
    Patchy Fog

    Low: 72 °F

  • Monday

    Monday: Showers likely, mainly before 10am.  Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

    Showers
    Likely

    High: 81 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 73.

    Mostly Cloudy

    Low: 73 °F

  • Tuesday

    Tuesday: A chance of showers before 11am.  Partly sunny, with a high near 84. Chance of precipitation is 30%.

    Chance
    Showers then
    Partly Sunny

    High: 84 °F

Detailed Forecast

This Afternoon
Sunny, with a high near 80. East wind 9 to 11 mph.
Tonight
Clear, with a low around 59. Southeast wind 3 to 7 mph.
Saturday
Increasing clouds, with a high near 73. Light northeast wind becoming east 5 to 9 mph in the morning.
Saturday Night
Showers likely and possibly a thunderstorm, mainly after 1am. Some of the storms could produce gusty winds and heavy rain. Mostly cloudy, with a low around 66. East wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. Some of the storms could produce gusty winds and heavy rain. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 79. East wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Monday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 73.
Tuesday
A chance of showers before 11am. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 73.
Wednesday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 82. Chance of precipitation is 50%.
Click Map For Forecast
Point Forecast:
Boston MA
 42.36°N 71.07°W (Elev. 13 ft)
10:14 am EDT Jul 20, 2018
12pm EDT Jul 20, 2018-6pm EDT Jul 26, 2018
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database