Scorching Heat West and South-Central; Monsoon Threats; Areas of Heavy Rain

Excessive heat continues in the West and South-Central U.S. Temperatures heat up in the west next week with 90s and 100s north to as high as 127 in the desert. Monsoon flow also continues with threats of flash floods, dust storms, and dry thunderstorms. A low system may produce excessive rain to portions of the Middle Atlantic. Areas of heavy rain from the Gulf to the Great Lakes. Read More >

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Mostly Cloudy

68°F

20°C

Humidity 73%
Wind Speed E 9 mph
Barometer 30.15 in (1021.0 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 21 Jul 4:52 pm EDT
Extended Forecast for

Harwich Center MA

High Surf Advisory July 22, 08:00am until July 22, 07:00pm
Click here for hazard details and duration
High Surf Advisory
  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 3am.  Patchy fog after 11pm.  Otherwise, cloudy, with a low around 66. East wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers and
    Patchy Fog

    Low: 66 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 11am, then a chance of showers and thunderstorms after 11am.  Patchy fog before 3pm.  Otherwise, cloudy, with a high near 75. South wind 14 to 16 mph, with gusts as high as 29 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely and
    Patchy Fog

    High: 75 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms, mainly before 1am.  Patchy fog after 10pm.  Otherwise, cloudy, with a low around 70. South wind 13 to 15 mph.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers and
    Patchy Fog

    Low: 70 °F

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm.  Patchy fog before noon.  Otherwise, mostly cloudy, with a high near 79. South wind around 14 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers and
    Patchy Fog

    High: 79 °F

  • Monday
    Night

    Monday Night: A slight chance of showers between 11pm and 3am.  Mostly cloudy, with a low around 70. South wind around 10 mph.  Chance of precipitation is 20%.

    Slight Chance
    Showers

    Low: 70 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    Mostly Sunny

    High: 80 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 70.

    Partly Cloudy

    Low: 70 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    Mostly Sunny

    High: 80 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers after 3am.  Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

    Partly Cloudy
    then Chance
    Showers

    Low: 70 °F

Detailed Forecast

Tonight
A chance of showers, with thunderstorms also possible after 3am. Patchy fog after 11pm. Otherwise, cloudy, with a low around 66. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 3pm. Otherwise, cloudy, with a high near 75. South wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms, mainly before 1am. Patchy fog after 10pm. Otherwise, cloudy, with a low around 70. South wind 13 to 15 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 79. South wind around 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A slight chance of showers between 11pm and 3am. Mostly cloudy, with a low around 70. South wind around 10 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
A chance of showers after 3am. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 50%.
Friday
A chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 80.
Click Map For Forecast
Point Forecast:
Harwich Center MA
 41.7°N 70.07°W (Elev. 49 ft)
2:51 pm EDT Jul 21, 2018
5pm EDT Jul 21, 2018-6pm EDT Jul 28, 2018
 
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