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

Hazardous Weather Conditions

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Fair

80°F

27°C

Humidity 74%
Wind Speed W 7 mph
Barometer 30.00 in (1015.8 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 23 Jun 12:54 am EDT
Extended Forecast for

Dorchester MA

Extreme Heat Warning June 23, 01:49am until June 24, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 23, 01:49am until June 24, 08:00pm

    NOW until 8:00pm Tue

    Extreme Heat Warning

  • Overnight

    Low: 71 °F

    Patchy Fog

  • Monday

    Monday: Mostly sunny, with a high near 89. East wind 5 to 8 mph.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. South wind around 8 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Heat index values as high as 106. West wind 7 to 9 mph.

    High: 100 °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: Mostly sunny, with a high near 88. North wind 7 to 9 mph becoming east in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65. Southeast wind 3 to 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers after noon. Mostly cloudy, with a high near 76. East wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 71. Northwest wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 89. East wind 5 to 8 mph.
Monday Night
Mostly clear, with a low around 73. South wind around 8 mph.
Tuesday
Sunny and hot, with a high near 100. Heat index values as high as 106. West wind 7 to 9 mph.
Tuesday Night
Mostly clear, with a low around 77. West wind around 7 mph.
Wednesday
Mostly sunny, with a high near 88. North wind 7 to 9 mph becoming east in the afternoon.
Wednesday Night
Partly cloudy, with a low around 65. Southeast wind 3 to 5 mph.
Thursday
A chance of showers after noon. Mostly cloudy, with a high near 76. East wind 6 to 9 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61. Northeast wind around 6 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 70. East wind 6 to 9 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 61. East wind around 7 mph. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 71. East wind 7 to 10 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 63. Northeast wind 5 to 7 mph. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 77. North wind 6 to 8 mph becoming southwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dorchester MA
 42.29°N 71.06°W (Elev. 33 ft)
Last Update:
6:51 pm EDT Jun 22, 2025
Forecast Valid:
1am EDT Jun 23, 2025-6pm EDT Jun 29, 2025
 
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