Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

A Few Clouds

52°F

11°C

Humidity 45%
Wind Speed E 3 mph
Barometer 30.55 in (1034.4 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 18 Oct 4:54 pm EDT
Extended Forecast for

Chelsea MA

  • Tonight

    Tonight: Clear, with a low around 41. Light and variable wind.

    Low: 41 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 58. Light and variable wind becoming east 5 to 8 mph in the afternoon.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 44. North wind around 6 mph.

    Low: 44 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Partly sunny, with a high near 60. Northeast wind 9 to 15 mph.

    High: 60 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Northeast wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 55. Northeast wind 13 to 15 mph, with gusts as high as 26 mph.

    High: 55 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. North wind around 8 mph.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60. North wind around 8 mph.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. North wind 5 to 9 mph.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 41. Light and variable wind.
Monday
Sunny, with a high near 58. Light and variable wind becoming east 5 to 8 mph in the afternoon.
Monday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 44. North wind around 6 mph.
Tuesday
Partly sunny, with a high near 60. Northeast wind 9 to 15 mph.
Tuesday Night
Partly cloudy, with a low around 45. Northeast wind 8 to 11 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 55. Northeast wind 13 to 15 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly cloudy, with a low around 42. North wind around 8 mph.
Thursday
Mostly sunny, with a high near 60. North wind around 8 mph.
Thursday Night
Mostly clear, with a low around 43. North wind 5 to 9 mph.
Friday
Sunny, with a high near 55. North wind 11 to 14 mph.
Friday Night
Mostly clear, with a low around 40. North wind around 8 mph.
Saturday
Sunny, with a high near 54. North wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 39. Light and variable wind.
Sunday
Sunny, with a high near 59. Southwest wind around 6 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Chelsea MA
 42.4°N 71.03°W (Elev. 49 ft)
2:43 pm EDT Oct 18, 2026
5pm EDT Oct 18, 2026-6pm EDT Oct 25, 2026
 
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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