Dangerous Heat and Humidity Over The East

A very hot and humid airmass will persist over much of the east over the next couple of days. Afternoon high temperatures are forecast to reach 95 to 100 degrees with heat index values ranging from 100 to 110 degrees. The dangerous heat wave will impact major I-95 cities from North Carolina to New York.
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Last Update: 117 PM EDT MON JUL 25 2016

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Taunton, MA Local Forecast Office

20NM WSW Hyannis MA

Marine Zone Forecast


Synopsis: HIGH PRESSURE MOVES TO THE EAST OF THE WATERS THIS AFTERNOON...FOLLOWED BY ANOTHER COLD FRONT WHICH CROSSES THE WATER TONIGHT. HIGH PRESSURE BUILDS TOWARDS THE WATERS FOR TUESDAY AND WEDNESDAY. ANOTHER COLD FRONT WILL CROSS THE WATERS LATE FRIDAY.

FOR INFORMATION ON POSSIBLE HAZARDOUS WEATHER BEYOND THE 24-36 HOUR FORECAST PERIOD...PLEASE VISIT WWW.WEATHER.GOV/BOSTON AND FOLLOW THE CURRENT HAZARDS LINK ABOVE THE MAP ON THE LEFT.

This Afternoon
SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A slight chance of showers and tstms.
Tonight
SW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. Patchy fog. A chance of showers and tstms. Some tstms may be severe with small hail and heavy rainfall. Vsby 1 to 3 nm.
Tue
W winds 5 to 10 kt. Seas around 2 ft.
Tue Night
W winds 5 to 10 kt...becoming NW after midnight. Seas around 2 ft.
Wed
NE winds around 5 kt...becoming SE in the afternoon. Seas 1 foot or less.
Wed Night
S winds around 5 kt. Seas 1 foot or less.
Thu
S winds 5 to 10 kt. Seas 1 foot or less.
Thu Night
SW winds 5 to 10 kt. Seas 1 foot or less.
Fri
S winds around 5 kt. Seas 1 foot or less. A chance of showers and tstms.
Fri Night
SE winds around 5 kt. Seas 1 foot or less. A chance of showers. winds and seas higher in and near tstms. seas are reported as significant wave height...which is the average of the highest third of the waves. individual wave heights may be more than twice the significant wave height.

WINDS AND SEAS HIGHER IN AND NEAR TSTMS. SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
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ABOUT THIS FORECAST

Last Update: 117 PM EDT MON JUL 25 2016
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