Hyannis Harbor Weather

41°39'N 70°17'W
Current Conditions
Clear
72°F
Feels like: 72°F
Wind Chill: 72°F Ceiling: Unl
Heat Index: 72°F Visibility: 10mi
Dew Point: 63°F Wind: 5mph
Humidity: 73% Direction: 260° (W)
Pressure: 29.8" Gusts: -
Reported: 31 minutes 57 seconds ago
July 31, 2015 9:45 pm EDT
Location: 41.582N 70.525W or 10 nautical miles WSW of search location of 41.630118N 70.302589W.
Wind Direction: WNW (290°)
Wind Speed: 1 knots
Air Temperature: 74°F (23.5°C)
Dew Point: 66°F (19.1°C)
July 31, 2015 10:50 pm EDT
Location: 41.443N 70.187W or 12 nautical miles SSE of search location of 41.630118N 70.302589W.
Wind Direction: W (260°)
Wind Speed: 10 knots
Wind Gust: 12 knots
Significant Wave Height: 1 ft
Dominant Wave Period: 7 sec
Average Period: 3.4 sec
Mean Wave Direction: E (101°)
Atmospheric Pressure: 29.80 in (1009.2 mb)
Pressure Tendency: +0.04 in (+1.2 mb)
Air Temperature: 73°F (23.0°C)
Dew Point: 68°F (20.0°C)
Water Temperature: 74°F (23.6°C)
July 31, 2015 10:48 pm EDT
Location: 41.524N 70.671W or 18 nautical miles WSW of search location of 41.630118N 70.302589W.
Atmospheric Pressure: 29.81 in (1009.4 mb)
Air Temperature: 74°F (23.2°C)
Water Temperature: 76°F (24.2°C)
Friday, July 31
5:34am / 8:00pm 7:59pm / 5:47am
Clear
88°
67°
Day:
Night: Clear skies. Low 67F. Winds light and variable.
Saturday, August 1
5:35am / 7:59pm 8:40pm / 6:58am
Mostly Sunny
85°
67°
Day: Except for a few afternoon clouds, mainly sunny. A stray shower or thunderstorm is possible. High near 85F. Winds SSW at 10 to 20 mph.
Night: Partly cloudy skies. A stray shower or thunderstorm is possible. Low 67F. Winds W at 10 to 15 mph.
Sunday, August 2
5:36am / 7:58pm 9:19pm / 8:10am
Sunny
83°
71°
Mainly sunny. Highs in the low 80s and lows in the low 70s.
Monday, August 3
5:37am / 7:56pm 9:55pm / 9:23am
Mostly Sunny
83°
71°
Plenty of sun. Highs in the low 80s and lows in the low 70s.
Tuesday, August 4
5:38am / 7:55pm 10:31pm / 10:34am
PM Thunderstorms
84°
67°
Showers and thunderstorms late. Highs in the mid 80s and lows in the upper 60s.
Wednesday, August 5
5:39am / 7:54pm 11:09pm / 11:44am
Mostly Sunny
84°
66°
More sun than clouds. Highs in the mid 80s and lows in the mid 60s.
Thursday, August 6
5:40am / 7:53pm 11:48pm / 12:53pm
PM Thunderstorms
78°
65°
Thunderstorms developing in the afternoon. Highs in the upper 70s and lows in the mid 60s.
Friday, August 7
5:41am / 7:52pm 11:59pm / 1:58pm
Sunny
78°
68°
Sunshine. Highs in the upper 70s and lows in the upper 60s.
Saturday, August 8
5:42am / 7:50pm 12:30am / 3:01pm
PM Showers
79°
66°
Showers possible in the afternoon. Highs in the upper 70s and lows in the mid 60s.
Sunday, August 9
5:43am / 7:49pm 1:16am / 3:59pm
Partly Cloudy
79°
66°
Times of sun and clouds. Highs in the upper 70s and lows in the mid 60s.
Wind Forecast
Day SaturdaySunday
MPH 4 2 6 14 16 10 5 4 6 9 14 10
W
SW
SSW
SW
SW
SW
WSW
WNW
WNW
WSW
SW
SW
Radar
Marine Forecast
Synopsis: A WEAK COLD FRONT WILL CROSS THE WATERS SATURDAY AFTERNOON AND EVENING. A STRONGER COLD FRONT WILL CROSS THE WATERS LATE MONDAY INTO EARLY TUESDAY. ANOTHER IN THE SERIES OF COLD FRONTS WILL CROSS THE WATERS WEDNESDAY.

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.
Overnight
WSW wind around 6 kt becoming variable and less than 5 kt. Mostly clear. Seas around 1 ft.
Saturday
SW wind 6 to 9 kt increasing to 9 to 12 kt in the afternoon. Mostly sunny. Seas around 1 ft.
Saturday Night
SW wind 6 to 10 kt becoming W after midnight. Isolated showers. Seas around 1 ft.
Sunday
Variable winds less than 5 kt becoming SW 5 to 10 kt in the morning. Sunny. Seas around 1 ft.
Sunday Night
SW wind around 9 kt. Mostly clear. Seas around 1 ft.
Monday
SSW wind 8 to 13 kt. Mostly sunny. Seas 1 to 2 ft.
Monday Night
SSW wind around 12 kt. Partly cloudy. Seas around 1 ft.
Tuesday
SW wind around 12 kt. Mostly sunny. Seas around 1 ft.
Tuesday Night
SW wind 8 to 13 kt becoming W after midnight. Partly cloudy. Seas 1 to 2 ft.
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.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.