Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect. Read More >

Current conditions at

Bedford, Hanscom Field (KBED)

Lat: 42.47°NLon: 71.29°WElev: 131ft.

Fair

77°F

25°C

Humidity 54%
Wind Speed W 13 G 20 mph
Barometer 29.93 in (1014.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Aug 9:56 am EDT
Extended Forecast for

Lexington MA

  • Today

    Today: Sunny, with a high near 86. Northwest wind around 10 mph.

    Sunny

    High: 86 °F

  • Tonight

    Tonight: Clear, with a low around 60. West wind 3 to 5 mph.

    Clear

    Low: 60 °F

  • Monday

    Monday: Sunny, with a high near 86. West wind 3 to 6 mph.

    Sunny

    High: 86 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 66. Southwest wind around 5 mph.

    Mostly Clear

    Low: 66 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90. Southwest wind 5 to 9 mph.

    Mostly Sunny

    High: 90 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms, mainly after 9pm.  Mostly cloudy, with a low around 71. Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 71 °F

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 9am, then a chance of showers between 9am and 2pm. Some of the storms could produce gusty winds and heavy rain.  Mostly cloudy, with a high near 82. Chance of precipitation is 60%.

    Heavy Rain
    then Chance
    Showers

    High: 82 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 59.

    Mostly Clear

    Low: 59 °F

  • Thursday

    Thursday: Sunny, with a high near 78.

    Sunny

    High: 78 °F

Detailed Forecast

Today
Sunny, with a high near 86. Northwest wind around 10 mph.
Tonight
Clear, with a low around 60. West wind 3 to 5 mph.
Monday
Sunny, with a high near 86. West wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 66. Southwest wind around 5 mph.
Tuesday
Mostly sunny, with a high near 90. Southwest wind 5 to 9 mph.
Tuesday Night
A chance of showers and thunderstorms, mainly after 9pm. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Wednesday
Showers likely and possibly a thunderstorm before 9am, then a chance of showers between 9am and 2pm. Some of the storms could produce gusty winds and heavy rain. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 78.
Thursday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 55.
Friday
Patchy fog. Otherwise, sunny, with a high near 76.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 55.
Saturday
Patchy fog. Otherwise, sunny, with a high near 77.
Click Map For Forecast
Point Forecast:
Lexington MA
 42.45°N 71.23°W (Elev. 223 ft)
10:04 am EDT Aug 20, 2017
10am EDT Aug 20, 2017-6pm EDT Aug 26, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database