Hyannis Harbor Weather

41°39'N 70°17'W

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Current Conditions
Clear
75°F
Feels like: 75°F
Wind Chill: 75°F Ceiling: Unl
Heat Index: 75°F Visibility: 10mi
Dew Point: 70°F Wind: 6mph
Humidity: 84% Direction: 230° (SW)
Pressure: 29.82" Gusts: -
Reported: 59 minutes 12 seconds ago
July 21, 2017 10:45 pm EST
Location: 41.582N 70.525W or 10 nautical miles WSW of search location of 41.630118N 70.302589W.
Wind Speed: 2 knots
Atmospheric Pressure: 29.83 in (1010.0 mb)
Air Temperature: 74°F (23.5°C)
Dew Point: 71°F (21.4°C)
July 21, 2017 10:50 pm EST
Location: 41.439N 70.186W or 13 nautical miles SSE of search location of 41.630118N 70.302589W.
Significant Wave Height: 1 ft
Dominant Wave Period: 3 sec
Average Period: 3.3 sec
Mean Wave Direction: W (268°)
Atmospheric Pressure: 29.82 in (1009.8 mb)
Pressure Tendency: +0.01 in (+0.5 mb)
Water Temperature: 73°F (22.6°C)
July 21, 2017 11:34 pm EST
Location: 41.84N 70.329W or 13 nautical miles N of search location of 41.630118N 70.302589W.
Significant Wave Height: 0 ft
Average Period: 4.4 sec
Water Temperature: 64°F (17.9°C)
Friday, July 21
5:25am / 8:09pm 3:31am / 6:31pm
Partly Cloudy
85°
69°
Day:
Night: A few clouds. Low 69F. Winds light and variable.
Saturday, July 22
5:26am / 8:08pm 4:32am / 7:30pm
Partly Cloudy
84°
67°
Day: Intervals of clouds and sunshine. High 84F. Winds WSW at 5 to 10 mph.
Night: Cloudy. Low 67F. Winds S at 5 to 10 mph.
Sunday, July 23
5:27am / 8:07pm 5:39am / 8:20pm
AM Clouds/PM Sun
75°
63°
Morning clouds followed by afternoon sun. Highs in the mid 70s and lows in the low 60s.
Monday, July 24
5:28am / 8:06pm 6:48am / 9:04pm
AM Thunderstorms
73°
64°
Morning thunderstorms. Highs in the low 70s and lows in the mid 60s.
Tuesday, July 25
5:29am / 8:05pm 7:58am / 9:42pm
Cloudy
70°
61°
Cloudy. Highs in the low 70s and lows in the low 60s.
Wednesday, July 26
5:30am / 8:04pm 9:05am / 10:15pm
Mostly Sunny
74°
65°
Mostly sunny. Highs in the mid 70s and lows in the mid 60s.
Thursday, July 27
5:30am / 8:03pm 10:10am / 10:46pm
PM Thunderstorms
75°
67°
Thunderstorms developing in the afternoon. Highs in the mid 70s and lows in the upper 60s.
Friday, July 28
5:31am / 8:02pm 11:13am / 11:16pm
Partly Cloudy
77°
66°
Times of sun and clouds. Highs in the upper 70s and lows in the mid 60s.
Saturday, July 29
5:32am / 8:01pm 12:13pm / 11:46pm
Sunny
77°
67°
Sunshine. Highs in the upper 70s and lows in the upper 60s.
Sunday, July 30
5:33am / 8:00pm 1:13pm / 12:01am
Sunny
76°
67°
Sunshine. Highs in the mid 70s and lows in the upper 60s.
Wind Forecast
Day SaturdaySunday
MPH 5 4 5 3 8 6 3 5 9 11 11 6
W
NW
NNW
S
S
SSW
S
NNE
NNE
NE
NE
ENE
Radar
Marine Forecast
Synopsis: ANZ200-221530- 1020 PM EDT Fri Jul 21 2017 .Synopsis for Massachusetts and Rhode Island coastal waters... Weak low pressure along the New England coast this evening will give way to high pressure on Saturday. A warm front approaches on Sunday with a coastal low pressure system moving along the front and over the waters on Monday and Tuesday. High pressure builds in from the west on Wednesday. Another cold front will cross the waters Thursday night and Friday morning. 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
W wind around 6 kt. Mostly clear. Seas around 1 ft.
Saturday
Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Mostly sunny. Seas around 1 ft.
Saturday Night
S wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of showers, mainly between 2am and 5am. Seas around 1 ft.
Sunday
NE wind around 10 kt. A slight chance of showers before 10am. Seas around 1 ft.
Sunday Night
E wind around 7 kt. A chance of showers, mainly after 10pm. Seas around 1 ft.
Monday
E wind around 9 kt. A chance of showers, with thunderstorms also possible after 11am. Seas 1 to 2 ft.
Monday Night
N wind 5 to 7 kt. A chance of showers. Seas around 1 ft.
Tuesday
NNE wind 8 to 11 kt. Partly sunny. Seas around 1 ft.
Tuesday Night
NNE wind around 9 kt. Partly cloudy. 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.