Mid-Atlantic Severe Storms; Western Heat and Fire Weather Threats

A frontal system will produce a line of severe thunderstorms with potential for damaging winds, hail, and locally heavy rain in the Central Appalachians. Isolated storms may develop in the High Plains, Upper Midwest, and northern Gulf Coast. Dangerous heat and critical fire weather threats will develop across the Southwest and Great Basin. Record highs will be possible into the High Plains. Read More >

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Fair

70°F

21°C

Humidity 71%
Wind Speed SW 15 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 13 Jun 5:56 pm EDT
Extended Forecast for

Hyannis MA

  • Tonight

    Tonight: Increasing clouds, with a low around 59. Southwest wind 5 to 14 mph.

    Increasing
    Clouds

    Low: 59 °F

  • Monday

    Monday: A chance of showers, mainly after 1pm.  Mostly cloudy, with a high near 71. South wind 8 to 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 40%.

    Mostly Cloudy
    then Chance
    Showers

    High: 71 °F

  • Monday
    Night

    Monday Night: A chance of showers, with thunderstorms also possible after midnight.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 62. South wind around 8 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers and
    Patchy Fog

    Low: 62 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms.  Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 75. South wind 6 to 8 mph.  Chance of precipitation is 40%.

    Chance
    Showers and
    Patchy Fog

    High: 75 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 61. Southwest wind around 6 mph becoming west after midnight.  Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 61 °F

  • Wednesday

    Wednesday: A slight chance of showers between 11am and noon.  Mostly sunny, with a high near 75. Northwest wind 6 to 8 mph.  Chance of precipitation is 20%.

    Slight Chance
    Showers then
    Mostly Sunny

    High: 75 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 56. West wind around 5 mph becoming calm  in the evening.

    Mostly Clear

    Low: 56 °F

  • Thursday

    Thursday: Sunny, with a high near 75. Northwest wind 5 to 7 mph becoming south in the afternoon.

    Sunny

    High: 75 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 58. Southwest wind around 5 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 58 °F

Detailed Forecast

Tonight
Increasing clouds, with a low around 59. Southwest wind 5 to 14 mph.
Monday
A chance of showers, mainly after 1pm. Mostly cloudy, with a high near 71. South wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers, with thunderstorms also possible after midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 62. South wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 75. South wind 6 to 8 mph. Chance of precipitation is 40%.
Tuesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 61. Southwest wind around 6 mph becoming west after midnight. Chance of precipitation is 20%.
Wednesday
A slight chance of showers between 11am and noon. Mostly sunny, with a high near 75. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 56. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 75. Northwest wind 5 to 7 mph becoming south in the afternoon.
Thursday Night
Partly cloudy, with a low around 58. Southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 76. West wind 5 to 9 mph becoming south in the afternoon.
Friday Night
Partly cloudy, with a low around 61. Southwest wind around 10 mph.
Saturday
Mostly sunny, with a high near 77. Southwest wind 14 to 18 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 64. Southwest wind 11 to 16 mph. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 79. Southwest wind 11 to 15 mph.
Click Map For Forecast
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
3:31 pm EDT Jun 13, 2021
6pm EDT Jun 13, 2021-6pm EDT Jun 20, 2021
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database