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

Hazardous Weather Conditions

Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Fair

88°F

31°C

Humidity 61%
Wind Speed W 3 mph
Barometer 30.04 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 23 Jun 10:51 am EDT
Extended Forecast for

Lexington MA

Extreme Heat Warning June 23, 11:56am until June 24, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 23, 11:56am until June 24, 08:00pm

    NOW until 8:00pm Tue

    Extreme Heat Warning

  • Today

    High: 93 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 75. South wind around 7 mph becoming southwest after midnight.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 102. Heat index values as high as 109. West wind 7 to 9 mph.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. West wind around 7 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers after 1pm. Mostly sunny and hot, with a high near 91. North wind around 7 mph becoming east in the afternoon. Chance of precipitation is 20%.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 66. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 72. East wind around 7 mph. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 9pm, then a chance of showers after 3am. Mostly cloudy, with a low around 61. Northeast wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny and hot, with a high near 93. Heat index values as high as 96. Calm wind becoming southeast around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 75. South wind around 7 mph becoming southwest after midnight.
Tuesday
Sunny and hot, with a high near 102. Heat index values as high as 109. West wind 7 to 9 mph.
Tuesday Night
Mostly clear, with a low around 77. West wind around 7 mph.
Wednesday
A slight chance of showers after 1pm. Mostly sunny and hot, with a high near 91. North wind around 7 mph becoming east in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 66. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly cloudy, with a high near 72. East wind around 7 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers before 9pm, then a chance of showers after 3am. Mostly cloudy, with a low around 61. Northeast wind 3 to 6 mph. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 71. East wind 6 to 8 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 61. East wind around 7 mph. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 75. East wind 6 to 8 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 62. North wind around 6 mph. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 78. North wind around 7 mph. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lexington MA
 42.45°N 71.23°W (Elev. 223 ft)
Last Update:
8:18 am EDT Jun 23, 2025
Forecast Valid:
11am EDT Jun 23, 2025-6pm EDT Jun 29, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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