Heat Continues in the Northeast; Fire Weather Threat Persists in the West

Above normal temperatures are expected to continue into midweek for portions of the Northeast, including the I-95 corridor from New York to southern Maine. Critical fire weather conditions are expected in the interior Pacific Northwest, with additional Red Flag Warnings in effect for the Great Basin and Rockies. Read More >

Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Fair

78°F

26°C

Humidity 79%
Wind Speed S 5 mph
Barometer 29.96 in (1015.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 11 Aug 7:51 am EDT
Extended Forecast for

North Chelmsford MA

Heat Advisory until August 12, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 12, 08:00pm

    NOW until
    8:00pm Wed

    Heat Advisory

  • Today

    Today: Isolated showers and thunderstorms after 1pm.  Mostly sunny, with a high near 96. Heat index values as high as 101. Southwest wind 3 to 8 mph. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    Mostly Sunny
    then Isolated
    T-storms

    High: 96 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 73. Southwest wind 7 to 9 mph.

    Partly Cloudy

    Low: 73 °F

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm.  Mostly cloudy, with a high near 92. Southwest wind around 6 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    High: 92 °F

  • Wednesday
    Night

    Wednesday Night: A slight chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 69 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 90. Calm wind.

    Mostly Sunny

    High: 90 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 68. Calm wind.

    Partly Cloudy

    Low: 68 °F

  • Friday

    Friday: Mostly sunny, with a high near 87. Calm wind becoming east around 5 mph in the afternoon.

    Mostly Sunny

    High: 87 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 64. Light and variable wind.

    Partly Cloudy

    Low: 64 °F

Detailed Forecast

Today
Isolated showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 101. Southwest wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 73. Southwest wind 7 to 9 mph.
Wednesday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 92. Southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 90. Calm wind.
Thursday Night
Partly cloudy, with a low around 68. Calm wind.
Friday
Mostly sunny, with a high near 87. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 64. Light and variable wind.
Saturday
Mostly sunny, with a high near 81. East wind 5 to 8 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 60. Northeast wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 79. Northeast wind 5 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 62. East wind around 6 mph becoming calm after midnight.
Monday
Partly sunny, with a high near 82. Southeast wind 3 to 6 mph.
Click Map For Forecast
Point Forecast:
North Chelmsford MA
 42.62°N 71.37°W (Elev. 148 ft)
7:14 am EDT Aug 11, 2020
8am EDT Aug 11, 2020-6pm EDT Aug 17, 2020
 
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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