Hyannis Harbor Weather

41°39'N 70°17'W
Current Conditions
Clear
32°F
Feels like: 23°F
Wind Chill: 23°F Ceiling: Unl
Heat Index: 32°F Visibility: 10mi
Dew Point: 18°F Wind: 12mph
Humidity: 56% Direction: 270° (W)
Pressure: 29.87" Gusts: 26mph
Reported: 38 minutes 20 seconds ago
December 9, 2016 5:45 am EST
Location: 41.582N 70.525W or 10 nautical miles WSW of search location of 41.630118N 70.302589W.
Wind Direction: W (260°)
Wind Speed: 7 knots
Air Temperature: 33°F (0.7°C)
Dew Point: 20°F (-6.8°C)
December 9, 2016 6:04 am EST
Location: 41.84N 70.329W or 13 nautical miles N of search location of 41.630118N 70.302589W.
Significant Wave Height: 4 ft
Dominant Wave Period: 4 sec
Average Period: 3.4 sec
Mean Wave Direction: W (274°)
Water Temperature: 46°F (8.0°C)
December 9, 2016 6:00 am EST
Location: 41.524N 70.671W or 18 nautical miles WSW of search location of 41.630118N 70.302589W.
Atmospheric Pressure: 29.90 in (1012.5 mb)
Pressure Tendency: +0.02 in (+0.7 mb)
Air Temperature: 35°F (1.6°C)
Water Temperature: 44°F (6.8°C)
Friday, December 9
6:56am / 4:10pm 1:25pm / 1:21am
Mostly Sunny
37°
22°
Day: Sunshine and a few clouds. High 37F. Winds WNW at 15 to 25 mph.
Night: Mostly clear. Low 22F. Winds WNW at 10 to 20 mph.
Saturday, December 10
6:57am / 4:10pm 2:02pm / 2:32am
Mostly Sunny
32°
22°
Day: Mostly sunny skies. High 32F. Winds WNW at 10 to 20 mph.
Night: Clear skies. Low 22F. Winds WNW at 5 to 10 mph.
Sunday, December 11
6:58am / 4:10pm 2:43pm / 3:44am
Partly Cloudy
35°
30°
Partly cloudy. Highs in the mid 30s and lows in the low 30s.
Monday, December 12
6:59am / 4:11pm 3:29pm / 4:57am
Rain
47°
34°
Cloudy, periods of rain. Highs in the upper 40s and lows in the mid 30s.
Tuesday, December 13
6:59am / 4:11pm 4:22pm / 6:09am
Mostly Sunny
40°
32°
Mostly sunny. Highs in the low 40s and lows in the low 30s.
Wednesday, December 14
7:00am / 4:11pm 5:21pm / 7:16am
AM Showers
42°
26°
Showers ending by midday. Highs in the low 40s and lows in the mid 20s.
Thursday, December 15
7:01am / 4:11pm 6:25pm / 8:17am
Partly Cloudy/Wind
29°
17°
Windy with times of sun and clouds. Highs in the upper 20s and lows in the upper teens.
Friday, December 16
7:02am / 4:12pm 7:30pm / 9:09am
Partly Cloudy/Wind
32°
23°
Partly cloudy and windy. Highs in the low 30s and lows in the low 20s.
Saturday, December 17
7:02am / 4:12pm 8:36pm / 9:54am
Mostly Cloudy
33°
29°
Mostly cloudy. Highs in the low 30s and lows in the upper 20s.
Sunday, December 18
7:03am / 4:12pm 9:40pm / 10:33am
Showers
42°
31°
Showers possible. Highs in the low 40s and lows in the low 30s.
Wind Forecast
Day FridaySaturday
MPH 13 17 14 13 13 12 11 14 11 8 7 4
W
WNW
WNW
WNW
WNW
WNW
WNW
WNW
WNW
WNW
WNW
WNW
Radar
Marine Forecast
...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING...
Synopsis: NW GUSTS TO NEAR GALE FORCE EXPECTED TODAY. HIGH PRES BUILDS OVER THE WATERS THIS WEEKEND. LOW PRES MAY PASS JUST EAST OF THE WATERS ON SUNDAY.

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.
Today
WNW wind 15 to 20 kt, with gusts as high as 29 kt. Sunny. Seas 1 to 2 ft.
Tonight
NW wind 12 to 15 kt, with gusts as high as 26 kt. Mostly clear. Seas around 1 ft.
Saturday
NW wind 10 to 12 kt, with gusts as high as 20 kt. Sunny. Seas 1 to 2 ft.
Saturday Night
NW wind 6 to 9 kt. Mostly clear. Seas around 1 ft.
Sunday
Variable winds less than 5 kt becoming WSW around 6 kt in the morning. A chance of snow, mainly after 3pm. Seas around 1 ft.
Sunday Night
SW wind around 6 kt becoming SSE after midnight. Snow, mainly after 7pm. Seas around 1 ft.
Monday
ESE wind 7 to 11 kt becoming SSE in the morning. Rain and snow, becoming all rain after 7am. Seas 1 to 2 ft.
Monday Night
SSE wind 7 to 12 kt becoming NW after midnight. Winds could gust as high as 20 kt. A chance of rain. Seas around 1 ft.
Tuesday
NW wind 11 to 13 kt, with gusts as high as 25 kt. A chance of showers. Seas around 1 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.