National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Flash Flood Risk across the Ohio Valley Today; Severe Storms Possible from the Ohio Valley to Southern Plains

Thunderstorms will produce additional heavy rainfall across much of the Ohio Valley through this evening, leading to a moderate risk for flash flooding due to grounds already being saturated across the region. Elsewhere, severe thunderstorms are possible from the Ohio Valley to the Southern Plains, and critical fire weather conditions are forecast across parts of the Pacific Northwest today. Read More >

Hazardous Weather Conditions

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Overcast

67°F

19°C

Humidity 84%
Wind Speed Vrbl 5 mph
Barometer 29.88 in (1011.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 19 Jun 12:56 pm EDT
Extended Forecast for

Hyannis Port MA

  • This
    Afternoon

    This Afternoon: Mostly cloudy, with a high near 69. East wind 6 to 8 mph.

    Mostly Cloudy

    High: 69 °F

  • Tonight

    Tonight: A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 3am, then a chance of showers after 3am. Some of the storms could produce heavy rain. Patchy fog after 7pm. Otherwise, cloudy, with a low around 59. Southeast wind 6 to 8 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain
    and Patchy
    Fog

    Low: 59 °F

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 3pm. Some of the storms could produce heavy rain. Patchy fog before 10am. Otherwise, cloudy, with a high near 69. East wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain
    and Patchy
    Fog

    High: 69 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 9pm. Some of the storms could produce heavy rain. Patchy fog. Otherwise, cloudy, with a low around 62. South wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain
    and Patchy
    Fog

    Low: 62 °F

  • Friday

    Friday: A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 72. Northwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Chance
    Showers

    High: 72 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 61. Northwest wind around 11 mph.

    Partly Cloudy

    Low: 61 °F

  • Saturday

    Saturday: Sunny, with a high near 73. Northwest wind 13 to 16 mph.

    Sunny

    High: 73 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 62. Northwest wind 10 to 13 mph.

    Mostly Clear

    Low: 62 °F

  • Sunday

    Sunday: Sunny, with a high near 74. Northwest wind around 11 mph.

    Sunny

    High: 74 °F

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 69. East wind 6 to 8 mph.
Tonight
A chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 3am, then a chance of showers after 3am. Some of the storms could produce heavy rain. Patchy fog after 7pm. Otherwise, cloudy, with a low around 59. Southeast wind 6 to 8 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, with thunderstorms also possible after 3pm. Some of the storms could produce heavy rain. Patchy fog before 10am. Otherwise, cloudy, with a high near 69. East wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 9pm. Some of the storms could produce heavy rain. Patchy fog. Otherwise, cloudy, with a low around 62. South wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 72. Northwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 61. Northwest wind around 11 mph.
Saturday
Sunny, with a high near 73. Northwest wind 13 to 16 mph.
Saturday Night
Mostly clear, with a low around 62. Northwest wind 10 to 13 mph.
Sunday
Sunny, with a high near 74. Northwest wind around 11 mph.
Sunday Night
Mostly clear, with a low around 63. West wind around 9 mph.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 75. Southwest wind 9 to 13 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 64. Southwest wind around 11 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Southwest wind 10 to 14 mph. Chance of precipitation is 30%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Hyannis Port MA
 41.64°N 70.29°W (Elev. 10 ft)
Last Update:
1:26 pm EDT Jun 19, 2019
Forecast Valid:
1pm EDT Jun 19, 2019-6pm EDT Jun 25, 2019
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation