Excessive Heat in the Interior West; Monsoon Conditions in the Southwest

Dangerous heat is expected to be in place across portions of California, especially the Central Valley, and across the Interior Northwest into Friday. Heat Advisories will also be in place across the southern Plains into the Lower Mississippi River Valley. Monsoonal showers and thunderstorms may result in flash flooding and debris flows from the Four Corners region and Southwest through Friday. Read More >

En Español

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Fair

65°F

18°C

Humidity	84%
Wind Speed	N 3 mph
Barometer	30.02 in (1016.6 mb)
Dewpoint	60°F (16°C)
Visibility	10.00 mi
Last update	15 Aug 11:56 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

Barnstable MASimilar City Names

Overnight

Mostly Cloudy
Low: 63 °F
Tuesday

Mostly Cloudy
High: 76 °F
Tuesday
Night

Chance
Showers
Low: 65 °F
Wednesday

Scattered
Showers
High: 75 °F
Wednesday
Night

Isolated
Showers then
Partly Cloudy
Low: 63 °F
Thursday

Sunny
High: 81 °F
Thursday
Night

Mostly Clear
Low: 66 °F
Friday

Sunny
High: 83 °F
Friday
Night

Partly Cloudy
Low: 67 °F

Detailed Forecast

Overnight

Mostly cloudy, with a low around 63. Northeast wind 5 to 7 mph.

Tuesday

Mostly cloudy, with a high near 76. Northeast wind 11 to 16 mph.

Tuesday Night

A chance of showers, mainly after midnight. Mostly cloudy, with a low around 65. North wind around 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday

Scattered showers, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 75. North wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Isolated showers before 9pm. Partly cloudy, with a low around 63. Northwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Thursday

Sunny, with a high near 81. West wind around 10 mph.

Thursday Night

Mostly clear, with a low around 66. West wind 7 to 10 mph.

Friday

Sunny, with a high near 83. West wind 6 to 8 mph becoming south in the afternoon.

Friday Night

Partly cloudy, with a low around 67. Southwest wind around 7 mph.

Saturday

Mostly sunny, with a high near 84. South wind 5 to 8 mph.

Saturday Night

Mostly cloudy, with a low around 68. South wind around 7 mph.