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Severe Thunderstorms over the Plains, Heavy Rain Threat Continues over Portions of the Mississippi Valley

Heavy rainfall with localized flooding will remain possible over portions of the Mississippi Valley and the Plains through midweek. In addition, severe thunderstorms will be possible over the southern and central Plains. Some of the storms could contain damaging winds and large hail. Read More >

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Fair

80°F

27°C

Humidity 52%
Wind Speed N 7 mph
Barometer 29.90 in (1012.6 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 16 Aug 4:56 pm EDT
Extended Forecast for

South Dennis MA

High Surf Advisory until August 16, 08:00pm
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory until August 16, 08:00pm

    NOW until
    8:00pm Wed

    High Surf Advisory

  • This
    Afternoon

    This Afternoon: Sunny, with a high near 81. Northeast wind around 6 mph.

    Sunny

    High: 81 °F

  • Tonight

    Tonight: Mostly clear, with a low around 62. Light and variable wind.

    Mostly Clear

    Low: 62 °F

  • Thursday

    Thursday: Sunny, with a high near 78. Light and variable wind becoming west 5 to 7 mph in the morning.

    Sunny

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 63. Southwest wind around 5 mph becoming calm  in the evening.

    Mostly Clear

    Low: 63 °F

  • Friday

    Friday: A chance of showers, mainly after 9am.  Patchy fog after 3pm.  Otherwise, mostly cloudy, with a high near 75. South wind 6 to 9 mph.  Chance of precipitation is 40%.

    Chance
    Showers and
    Patchy Fog

    High: 75 °F

  • Friday
    Night

    Friday Night: Showers likely, with thunderstorms also possible after 1am.  Patchy fog.  Otherwise, cloudy, with a low around 69. Chance of precipitation is 70%.

    Showers
    Likely and
    Patchy Fog

    Low: 69 °F

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 10am, then a chance of showers.  Patchy fog.  Otherwise, mostly cloudy, with a high near 78. Chance of precipitation is 60%.

    Showers
    Likely and
    Patchy Fog

    High: 78 °F

  • Saturday
    Night

    Saturday Night: A chance of showers before 11pm.  Patchy fog before 2am, then patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 68. Chance of precipitation is 40%.

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

    Low: 68 °F

Detailed Forecast

This Afternoon
Sunny, with a high near 81. Northeast wind around 6 mph.
Tonight
Mostly clear, with a low around 62. Light and variable wind.
Thursday
Sunny, with a high near 78. Light and variable wind becoming west 5 to 7 mph in the morning.
Thursday Night
Mostly clear, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.
Friday
A chance of showers, mainly after 9am. Patchy fog after 3pm. Otherwise, mostly cloudy, with a high near 75. South wind 6 to 9 mph. Chance of precipitation is 40%.
Friday Night
Showers likely, with thunderstorms also possible after 1am. Patchy fog. Otherwise, cloudy, with a low around 69. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm before 10am, then a chance of showers. Patchy fog. Otherwise, mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Saturday Night
A chance of showers before 11pm. Patchy fog before 2am, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 67.
Monday
Patchy fog. Otherwise, sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 68.
Wednesday
A chance of showers. Patchy fog. Otherwise, mostly cloudy, with a high near 77.
Click Map For Forecast
Point Forecast:
South Dennis MA
 41.69°N 70.16°W (Elev. 7 ft)
3:09 pm EDT Aug 16, 2017
5pm EDT Aug 16, 2017-6pm EDT Aug 23, 2017
 
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