Hyannis Harbor Weather

41°39'N 70°17'W
Current Conditions
Overcast
67°F
Feels like: 67°F
Wind Chill: 67°F Ceiling: 2600ft
Heat Index: 67°F Visibility: 4mi
Dew Point: 64°F Wind: 14mph
Humidity: 90% Direction: 200° (SSW)
Pressure: 29.9" Gusts: 22mph
Reported: 7 minutes 49 seconds ago
September 27, 2016 6:45 am EDT
Location: 41.582N 70.525W or 10 nautical miles WSW of search location of 41.630118N 70.302589W.
Wind Direction: S (170°)
Wind Speed: 4 knots
Air Temperature: 67°F (19.7°C)
Dew Point: 64°F (17.9°C)
September 27, 2016 6:50 am EDT
Location: 41.443N 70.187W or 12 nautical miles SSE of search location of 41.630118N 70.302589W.
Wind Direction: S (190°)
Wind Speed: 21 knots
Wind Gust: 25 knots
Significant Wave Height: 2 ft
Dominant Wave Period: 3 sec
Average Period: 3.1 sec
Mean Wave Direction: SSE (168°)
Atmospheric Pressure: 29.91 in (1012.8 mb)
Pressure Tendency: -0.06 in (-2.1 mb)
Air Temperature: 69°F (20.6°C)
Dew Point: 63°F (17.4°C)
Water Temperature: 68°F (19.9°C)
September 27, 2016 7:34 am EDT
Location: 41.84N 70.329W or 13 nautical miles N of search location of 41.630118N 70.302589W.
Significant Wave Height: 2 ft
Dominant Wave Period: 3 sec
Average Period: 2.7 sec
Mean Wave Direction: S (187°)
Water Temperature: 63°F (17.4°C)
Tuesday, September 27
6:33am / 6:28pm 3:07am / 4:54pm
Thundershowers
70°
60°
Day: Showers likely and possibly a thunderstorm during the morning, then some lingering showers still possible this afternoon. High around 70F. Winds SSW at 10 to 20 mph. Chance of rain 100%.
Night: Mostly cloudy with some showers after midnight. Low near 60F. Winds W at 5 to 10 mph. Chance of rain 40%.
Wednesday, September 28
6:34am / 6:26pm 4:07am / 5:27pm
Showers
66°
58°
Day: Cloudy with showers. High 66F. Winds NE at 10 to 20 mph. Chance of rain 50%.
Night: Cloudy during the evening. A few showers developing late. Low 58F. Winds NE at 10 to 20 mph. Chance of rain 30%.
Thursday, September 29
6:36am / 6:25pm 5:07am / 5:57pm
Showers
64°
59°
Showers. Highs in the mid 60s and lows in the upper 50s.
Friday, September 30
6:37am / 6:23pm 6:06am / 6:26pm
Showers
65°
60°
Showers. Highs in the mid 60s and lows in the low 60s.
Saturday, October 1
6:38am / 6:21pm 7:04am / 6:56pm
Showers
68°
60°
Chance of showers. Highs in the upper 60s and lows in the low 60s.
Sunday, October 2
6:39am / 6:19pm 8:01am / 7:26pm
Showers
69°
59°
Showers possible. Highs in the upper 60s and lows in the upper 50s.
Monday, October 3
6:40am / 6:18pm 8:58am / 7:57pm
Cloudy
67°
57°
Cloudy. Highs in the upper 60s and lows in the upper 50s.
Tuesday, October 4
6:41am / 6:16pm 9:54am / 8:30pm
Mostly Cloudy
66°
56°
More clouds than sun. Highs in the mid 60s and lows in the mid 50s.
Wednesday, October 5
6:42am / 6:14pm 10:49am / 9:07pm
Showers/Wind
66°
56°
Windy, chance of showers. Highs in the mid 60s and lows in the mid 50s.
Thursday, October 6
6:43am / 6:13pm 11:43am / 9:49pm
Showers/Wind
68°
57°
Windy with showers at times. Highs in the upper 60s and lows in the upper 50s.
Wind Forecast
Day TuesdayWednesdayThursday
MPH 15 11 7 5 1 5 13 15 13 10 11 14
SSW
WSW
SW
SW
W
NE
NE
NNE
NNE
NE
NE
NE
Radar
Marine Forecast
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...
Synopsis: A COLD FRONT WITH A BAND OF LIGHT TO MODERATE RAIN SWEEPS THE WATERS DURING THE MORNING HOURS DURING WHICH S WINDS WILL TURN OUT W/SW WITH PASSAGE. WITH AREAS OF LOW PRESSURE ENVELOPING THE OHIO RIVER VALLEY AND ALSO SWEEPING NE FROM THE MID-ATLANTIC TO JUST S/E OF THE 40N/70W BENCHMARK...WINDS VEER OUT OF THE N/NE...GUSTY AT TIMES. IT IS DURING THIS TIME THAT WIDESPREAD WET WEATHER DEVELOPS THAT MAINTAINS THROUGH SATURDAY.

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
S wind 11 to 15 kt becoming SW in the afternoon. Winds could gust as high as 29 kt. Rain, mainly before 1pm. Seas 1 to 2 ft.
Tonight
SW wind 5 to 7 kt becoming variable and less than 5 kt. A chance of showers, mainly after 11pm. Patchy fog after 9pm. Seas around 1 ft.
Wednesday
NNE wind 12 to 16 kt, with gusts as high as 23 kt. A chance of showers. Patchy fog before 11am. Seas around 2 ft.
Wednesday Night
NE wind around 15 kt, with gusts as high as 24 kt. A chance of showers. Seas around 2 ft.
Thursday
NE wind around 16 kt, with gusts as high as 27 kt. A chance of showers. Seas 2 to 3 ft.
Thursday Night
ENE wind 15 to 17 kt, with gusts as high as 28 kt. Showers likely. Seas around 3 ft.
Friday
ENE wind around 17 kt, with gusts as high as 27 kt. Showers likely. Seas around 3 ft.
Friday Night
ENE wind 10 to 12 kt. Showers likely. Seas around 2 ft.
Saturday
E wind around 9 kt. A chance of showers. Seas 1 to 2 ft.

*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.