Hyannis Harbor Weather

41°39'N 70°17'W

Home Harbor Resources

Current Conditions
Overcast
37°F
Feels like: 30°F
Wind Chill: 30°F Ceiling: 200ft
Heat Index: 37°F Visibility: 1.5mi
Dew Point: 37°F Wind: 10mph
Humidity: 100% Direction: 360° (N)
Pressure: 30.01" Gusts: -
Reported: 17 minutes 57 seconds ago
March 28, 2017 12:45 am EDT
Location: 41.582N 70.525W or 10 nautical miles WSW of search location of 41.630118N 70.302589W.
Air Temperature: 40°F (4.5°C)
Dew Point: 40°F (4.4°C)
March 28, 2017 1:50 am EDT
Location: 41.439N 70.186W or 13 nautical miles SSE of search location of 41.630118N 70.302589W.
Significant Wave Height: 2 ft
Dominant Wave Period: 3 sec
Average Period: 3.5 sec
Mean Wave Direction: NNW (337°)
Atmospheric Pressure: 30.01 in (1016.1 mb)
Pressure Tendency: +0.00 in (+0.0 mb)
Water Temperature: 38°F (3.5°C)
March 28, 2017 1:34 am EDT
Location: 41.84N 70.329W or 13 nautical miles N of search location of 41.630118N 70.302589W.
Significant Wave Height: 3 ft
Dominant Wave Period: 5 sec
Average Period: 3.6 sec
Mean Wave Direction: NNW (347°)
Water Temperature: 37°F (2.8°C)
Monday, March 27
6:31am / 7:01pm 6:26am / 6:38pm
Foggy
46°
36°
Day:
Night: Low clouds and fog. Slight chance of a rain shower. Low 36F. Winds NNW at 10 to 15 mph.
Tuesday, March 28
6:30am / 7:02pm 7:01am / 7:50pm
Showers
46°
38°
Day: Considerable cloudiness with occasional rain showers. High 46F. Winds light and variable. Chance of rain 50%.
Night: Periods of rain. Low 38F. Winds NE at 5 to 10 mph. Chance of rain 90%. Rainfall around a quarter of an inch.
Wednesday, March 29
6:28am / 7:03pm 7:37am / 9:02pm
AM Showers
46°
34°
Morning showers. Highs in the mid 40s and lows in the mid 30s.
Thursday, March 30
6:26am / 7:04pm 8:15am / 10:13pm
Partly Cloudy
44°
34°
Mix of sun and clouds. Highs in the mid 40s and lows in the mid 30s.
Friday, March 31
6:24am / 7:05pm 8:58am / 11:24pm
Rain
42°
36°
Cloudy with rain. Highs in the low 40s and lows in the mid 30s.
Saturday, April 1
6:23am / 7:06pm 9:45am / 12:01am
Rain
45°
37°
Mainly cloudy and rainy. Highs in the mid 40s and lows in the upper 30s.
Sunday, April 2
6:21am / 7:07pm 10:37am / 12:30am
AM Clouds/PM Sun
47°
35°
Clouds giving way to sun . Highs in the upper 40s and lows in the mid 30s.
Monday, April 3
6:19am / 7:08pm 11:34am / 1:32am
Mostly Sunny
48°
37°
More sun than clouds. Highs in the upper 40s and lows in the upper 30s.
Tuesday, April 4
6:18am / 7:10pm 12:35pm / 2:26am
Showers
48°
43°
Chance of showers. Highs in the upper 40s and lows in the low 40s.
Wednesday, April 5
6:16am / 7:11pm 1:38pm / 3:14am
AM Showers
53°
41°
A few morning showers. Highs in the low 50s and lows in the low 40s.
Wind Forecast
Day TuesdayWednesday
MPH 8 2 3 4 4 4 6 9 12 12 9 13
NNW
NNE
ENE
ENE
ENE
ENE
NNE
N
N
N
NNW
NW
Radar
Marine Forecast
Synopsis: A WARM FRONT WILL REMAIN SOUTH OF THE COASTAL THROUGH TUESDAY AS ANOTHER LOW TRACKS ACROSS SOUTHERN NEW ENGLAND TONIGHT. STRONG HIGH PRESSURE OVER QUEBEC BUILDS S INTO NEW ENGLAND WEDNESDAY INTO THURSDAY. MORE UNSETTLED WEATHER IS IN THE FORECAST FOR LATE FRIDAY INTO SATURDAY FOLLOWED BY HIGH PRESSURE SUNDAY INTO EARLY NEXT WEEK.

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
Variable winds 5 kt or less. Areas of fog. Seas around 1 ft.
Tuesday
Variable winds 5 kt or less. A chance of showers, mainly after 3pm. Areas of fog. Seas around 1 ft.
Tuesday Night
Variable winds 5 kt or less. Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 11pm, then a chance of showers and thunderstorms after 11pm. Seas around 1 ft.
Wednesday
N wind 8 to 12 kt, with gusts as high as 26 kt. A slight chance of showers before 11am. Seas around 1 ft.
Wednesday Night
N wind 9 to 12 kt increasing to 13 to 16 kt after midnight. Winds could gust as high as 23 kt. A slight chance of showers before 11pm. Seas 1 to 2 ft.
Thursday
N wind around 15 kt, with gusts as high as 23 kt. Sunny. Seas 1 to 2 ft.
Thursday Night
N wind 5 to 7 kt. Mostly clear. Seas around 1 ft.
Friday
NNE wind 5 to 7 kt becoming variable and less than 5 kt in the afternoon. Partly sunny. Seas around 1 ft.
Friday Night
SE wind 7 to 12 kt. Rain likely. 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.