Severe Thunderstorms Possible for the Great Lakes into Ohio Valley; Heavy to Excessive Rainfall Over the Southern Plains

Severe thunderstorms will race along a cold front from the Upper Mississippi Valley into the Great Lakes and Ohio Valley with the main threat being damaging winds. The tail end of this front will possibly produce heavy to excessive rainfall across the southern Plains into the Lower Mississippi Valley through Saturday. Finally, Major-to-record river flooding continues across the Carolinas. Read More >

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Overcast

63°F

17°C

Humidity 70%
Wind Speed E 8 mph
Barometer 30.30 in (1026.0 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 20 Sep 9:54 pm EDT
Extended Forecast for

Boston MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. East wind 3 to 6 mph.

    Mostly Cloudy

    Low: 57 °F

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 73. South wind 5 to 13 mph.

    Decreasing
    Clouds

    High: 73 °F

  • Friday
    Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 65. Southwest wind around 15 mph, with gusts as high as 32 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Mostly Cloudy
    then Chance
    Showers

    Low: 65 °F

  • Saturday

    Saturday: A chance of showers, mainly before 7am.  Mostly sunny, with a high near 70. West wind 11 to 14 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers then
    Mostly Sunny

    High: 70 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 52. North wind 5 to 8 mph.

    Partly Cloudy

    Low: 52 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 67.

    Mostly Sunny

    High: 67 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 50.

    Partly Cloudy

    Low: 50 °F

  • Monday

    Monday: Mostly sunny, with a high near 61.

    Mostly Sunny

    High: 61 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 53.

    Partly Cloudy

    Low: 53 °F

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. East wind 3 to 6 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 73. South wind 5 to 13 mph.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 65. Southwest wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers, mainly before 7am. Mostly sunny, with a high near 70. West wind 11 to 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 52. North wind 5 to 8 mph.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 67.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Boston MA
 42.36°N 71.07°W (Elev. 13 ft)
9:46 pm EDT Sep 20, 2018
10pm EDT Sep 20, 2018-6pm EDT Sep 27, 2018
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database