National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storms in the East; Monsoons and Fire Weather Out West

A slow moving frontal system will bring strong to severe storms, and, locally heavy rain from the Plains to the Northeast. Monsoon moisture shifts to the east into portions of the southern Plains and may produce excessive rains across portions of the High Plains and desert southwest. Fire Weather threats remain elevated to critical with isolated dry thunderstorms in the Intermountain West. Read More >

Hazardous Weather Conditions

Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Fair

73°F

23°C

Humidity 71%
Wind Speed E 5 mph
Barometer 30.09 in (1019.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Aug 8:56 am EDT
Extended Forecast for

Lexington MA

  • Today

    Today: A slight chance of showers between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could produce gusty winds and heavy rain. Increasing clouds, with a high near 83. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Sunny then
    Heavy Rain

    High: 83 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms. Some of the storms could produce gusty winds and heavy rain. Cloudy, with a low around 72. Southwest wind 5 to 8 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    Low: 72 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce gusty winds and heavy rain. Patchy fog before 10am. Otherwise, cloudy, with a high near 82. Southwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain
    and Patchy
    Fog then
    Heavy Rain

    High: 82 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Northeast wind around 6 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 64 °F

  • Sunday

    Sunday: A chance of showers, mainly before 8am. Mostly cloudy, with a high near 70. Northeast wind 6 to 13 mph. Chance of precipitation is 30%.

    Chance
    Showers

    High: 70 °F

  • Sunday
    Night

    Sunday Night: A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 61 °F

  • Monday

    Monday: A chance of showers before 2pm. Partly sunny, with a high near 72. Chance of precipitation is 40%.

    Chance
    Showers

    High: 72 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 60.

    Partly Cloudy

    Low: 60 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    Mostly Sunny

    High: 76 °F

Detailed Forecast

Today
A slight chance of showers between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could produce gusty winds and heavy rain. Increasing clouds, with a high near 83. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms. Some of the storms could produce gusty winds and heavy rain. Cloudy, with a low around 72. Southwest wind 5 to 8 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce gusty winds and heavy rain. Patchy fog before 10am. Otherwise, cloudy, with a high near 82. Southwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Northeast wind around 6 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, mainly before 8am. Mostly cloudy, with a high near 70. Northeast wind 6 to 13 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Monday
A chance of showers before 2pm. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
A chance of showers after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 81. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 63.
Thursday
Mostly sunny, with a high near 78.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Lexington MA
 42.45°N 71.23°W (Elev. 223 ft)
Last Update:
6:50 am EDT Aug 17, 2018
Forecast Valid:
9am EDT Aug 17, 2018-6pm EDT Aug 23, 2018
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation