Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Light Rain Fog/Mist

56°F

13°C

Humidity 97%
Wind Speed NE 20 G 31 mph
Barometer 29.70 in (1005.9 mb)
Dewpoint 55°F (13°C)
Visibility 3.00 mi
Last update 12 Oct 2:52 am EDT
Extended Forecast for

9 Miles SSE Harwich Port MA

  • Overnight

    Overnight: Showers likely, mainly before 4am.  Patchy fog.  Otherwise, cloudy, with a low around 58. Breezy, with an east wind around 24 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Showers
    Likely and
    Patchy Fog

  • Columbus Day

    Columbus Day: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 62. Breezy, with a north wind 15 to 21 mph.

    High: 62 °F

    Breezy.
    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 59. Light north wind becoming northeast 10 to 15 mph in the evening.

    Low: 59 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 64. East wind around 16 mph.

    High: 64 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 62. Breezy, with a southwest wind 20 to 23 mph.  Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Breezy, with a west wind 16 to 21 mph.

    High: 65 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 57. Northwest wind 10 to 14 mph.

    Low: 57 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 59. North wind 14 to 18 mph.

    High: 59 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 4am.  Partly cloudy, with a low around 55. Northeast wind 8 to 10 mph becoming east after midnight.  Chance of precipitation is 30%.

    Low: 55 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Showers likely, mainly before 4am. Patchy fog. Otherwise, cloudy, with a low around 58. Breezy, with an east wind around 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
Patchy fog before 11am. Otherwise, partly sunny, with a high near 62. Breezy, with a north wind 15 to 21 mph.
Monday Night
Increasing clouds, with a low around 59. Light north wind becoming northeast 10 to 15 mph in the evening.
Tuesday
Mostly cloudy, with a high near 64. East wind around 16 mph.
Tuesday Night
A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 62. Breezy, with a southwest wind 20 to 23 mph. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 65. Breezy, with a west wind 16 to 21 mph.
Wednesday Night
Mostly cloudy, with a low around 57. Northwest wind 10 to 14 mph.
Thursday
Sunny, with a high near 59. North wind 14 to 18 mph.
Thursday Night
A chance of showers after 4am. Partly cloudy, with a low around 55. Northeast wind 8 to 10 mph becoming east after midnight. Chance of precipitation is 30%.
Friday
Showers, mainly after 9am. High near 64. Breezy, with a southeast wind 15 to 23 mph. Chance of precipitation is 80%.
Friday Night
Showers likely. Mostly cloudy, with a low around 51. Windy, with a west wind 29 to 34 mph. Chance of precipitation is 70%.
Saturday
A chance of showers. Partly sunny, with a high near 54. Windy, with a northwest wind 29 to 33 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 46. Windy, with a northwest wind 30 to 37 mph.
Sunday
Sunny, with a high near 55. Breezy, with a northwest wind 16 to 24 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSE Harwich Port MA
 41.55°N 70.02°W (Elev. 0 ft)
2:12 am EDT Oct 12, 2026
3am EDT Oct 12, 2026-6pm EDT Oct 18, 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