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

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Overcast

53°F

12°C

Humidity 89%
Wind Speed NE 12 G 22 mph
Barometer 30.17 in (1021.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 20 Oct 1:52 am EDT
Extended Forecast for

2 Miles SSE Chatham MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 50. North wind around 15 mph, with gusts as high as 29 mph.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 57. Breezy, with a northeast wind 17 to 21 mph, with gusts as high as 40 mph.

    High: 57 °F

    Partly Sunny
    then
    Decreasing
    Clouds and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52. Breezy, with a northeast wind around 21 mph, with gusts as high as 41 mph.

    Low: 52 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 55. Breezy, with a northeast wind around 21 mph, with gusts as high as 36 mph.

    High: 55 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 9pm, then a chance of showers after 9pm. Some of the storms could produce heavy rainfall.  Patchy fog before 9pm. Low around 52. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 33 mph.  Chance of precipitation is 80%.

    Low: 52 °F

    Heavy Rain
    and Patchy
    Fog then
    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 57. Breezy, with a north wind 17 to 20 mph, with gusts as high as 37 mph.

    High: 57 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47. Windy, with a north wind 18 to 26 mph, with gusts as high as 37 mph.

    Low: 47 °F

    Partly Cloudy
    and Windy

  • Friday

    Friday: A chance of showers after 11am.  Mostly sunny, with a high near 51. Breezy, with a north wind 21 to 24 mph.  Chance of precipitation is 30%.

    High: 51 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. North wind 13 to 16 mph, with gusts as high as 26 mph.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 50. North wind around 15 mph, with gusts as high as 29 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 57. Breezy, with a northeast wind 17 to 21 mph, with gusts as high as 40 mph.
Tuesday Night
Mostly cloudy, with a low around 52. Breezy, with a northeast wind around 21 mph, with gusts as high as 41 mph.
Wednesday
Mostly cloudy, with a high near 55. Breezy, with a northeast wind around 21 mph, with gusts as high as 36 mph.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 9pm, then a chance of showers after 9pm. Some of the storms could produce heavy rainfall. Patchy fog before 9pm. Low around 52. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 80%.
Thursday
Partly sunny, with a high near 57. Breezy, with a north wind 17 to 20 mph, with gusts as high as 37 mph.
Thursday Night
Partly cloudy, with a low around 47. Windy, with a north wind 18 to 26 mph, with gusts as high as 37 mph.
Friday
A chance of showers after 11am. Mostly sunny, with a high near 51. Breezy, with a north wind 21 to 24 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 48. North wind 13 to 16 mph, with gusts as high as 26 mph.
Saturday
Sunny, with a high near 52. North wind 9 to 13 mph.
Saturday Night
Mostly clear, with a low around 51. West wind around 6 mph.
Sunday
Sunny, with a high near 56. Southwest wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 53. Southwest wind around 7 mph.
Monday
Sunny, with a high near 59. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Chatham MA
 41.66°N 69.96°W (Elev. 0 ft)
1:38 am EDT Oct 20, 2026
2am EDT Oct 20, 2026-6pm EDT Oct 26, 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