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Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect. Read More >

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Thunderstorm in Vicinity Heavy Rain Fog/Mist

21°C

70°F

Humidity 100%
Wind Speed S 17 G 31 km/h
Barometer 1009.2 mb (29.80 in)
Dewpoint 21°C (70°F)
Visibility 1.21 km
Last update 19 Aug 1:52 am EDT
Extended Forecast for

Chatham MA

Flash Flood Warning until August 19, 02:30am
Click here for hazard details and duration
...
  •  
    Flash Flood Warning until August 19, 02:30am

    NOW until
    2:30am Sat

    Flash Flood Warning

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Patchy fog. Low around 21. South wind around 23 km/h, with gusts as high as 50 km/h.  Chance of precipitation is 90%. New rainfall amounts between 7.5 mm and 1 cm possible.

    Heavy Rain
    and Patchy
    Fog

    Low: 21 °C

  • Saturday

    Saturday: Showers and thunderstorms, mainly before 11am.  Patchy fog before 1pm. High near 27. South wind 13 to 23 km/h.  Chance of precipitation is 80%. New rainfall amounts between 5 and 7.5 mm possible.

    T-storms and
    Patchy Fog

    High: 27 °C

  • Saturday
    Night

    Saturday Night: Patchy fog.  Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 19. Southwest wind 24 to 27 km/h.

    Patchy Fog

    Low: 19 °C

  • Sunday

    Sunday: Mostly sunny, with a high near 27. West wind 11 to 16 km/h.

    Mostly Sunny

    High: 27 °C

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 18. Southwest wind around 10 km/h.

    Mostly Clear

    Low: 18 °C

  • Monday

    Monday: Sunny, with a high near 26.

    Sunny

    High: 26 °C

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 19.

    Mostly Clear

    Low: 19 °C

  • Tuesday

    Tuesday: Sunny, with a high near 26.

    Sunny

    High: 26 °C

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. Low around 21. South wind around 23 km/h, with gusts as high as 50 km/h. Chance of precipitation is 90%. New rainfall amounts between 7.5 mm and 1 cm possible.
Saturday
Showers and thunderstorms, mainly before 11am. Patchy fog before 1pm. High near 27. South wind 13 to 23 km/h. Chance of precipitation is 80%. New rainfall amounts between 5 and 7.5 mm possible.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 19. Southwest wind 24 to 27 km/h.
Sunday
Mostly sunny, with a high near 27. West wind 11 to 16 km/h.
Sunday Night
Mostly clear, with a low around 18. Southwest wind around 10 km/h.
Monday
Sunny, with a high near 26.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Sunny, with a high near 26.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
A chance of showers after 11am. Partly sunny, with a high near 26. Breezy. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 23.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Sunny, with a high near 23.
Click Map For Forecast
Point Forecast:
Chatham MA
 41.68°N 69.96°W (Elev. 4 m)
10:03 pm EDT Aug 18, 2017
2am EDT Aug 19, 2017-6pm EDT Aug 25, 2017
 
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