Hyannis Harbor Weather

41°39'N 70°17'W

Home Harbor Resources

Current Conditions
Few Clouds
82°F
Feels like: 89°F
Wind Chill: 82°F Ceiling: Unl
Heat Index: 89°F Visibility: 10mi
Dew Point: 76°F Wind: 8mph
Humidity: 82% Direction: 170° (S)
Pressure: 29.91" Gusts: -
Reported: 51 minutes 1 second ago
August 14, 2018 10:10 am EST
Location: 41.493N 70.279W or 8 nautical miles S of search location of 41.630118N 70.302589W.
Wind Direction: S (180°)
Wind Speed: 10 knots
Wind Gust: 12 knots
Atmospheric Pressure: 29.93 in (1013.5 mb)
Air Temperature: 75°F (23.7°C)
Dew Point: 73°F (23.0°C)
Water Temperature: 76°F (24.6°C)
August 14, 2018 9:45 am 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: 29.91 in (1013.0 mb)
Air Temperature: 83°F (28.1°C)
Dew Point: 79°F (26.0°C)
August 14, 2018 9:00 am EST
Location: 41.84N 70.329W or 13 nautical miles N of search location of 41.630118N 70.302589W.
Significant Wave Height: 1 ft
Average Period: 3.2 sec
Water Temperature: 66°F (19.0°C)
Tuesday, August 14
5:48am / 7:42pm 9:28am / 9:58pm
Partly Cloudy
81°
72°
Day: Considerable clouds this morning. Some decrease in clouds later in the day. A stray shower or thunderstorm is possible. High 81F. Winds SSW at 10 to 15 mph.
Night: Partial cloudiness early, with scattered showers and thunderstorms overnight. Low 72F. Winds SSW at 5 to 10 mph. Chance of rain 40%.
Wednesday, August 15
5:49am / 7:40pm 10:36am / 10:28pm
AM Thunderstorms
82°
72°
Day: Scattered thunderstorms in the morning. Partly cloudy skies late. High 82F. Winds WSW at 5 to 10 mph. Chance of rain 50%.
Night: A few clouds. Low 72F. Winds W at 5 to 10 mph.
Thursday, August 16
5:50am / 7:39pm 11:43am / 10:59pm
Mostly Sunny
85°
71°
A few clouds. Highs in the mid 80s and lows in the low 70s.
Friday, August 17
5:51am / 7:38pm 12:46pm / 11:32pm
Partly Cloudy
84°
74°
Partly cloudy. Highs in the mid 80s and lows in the mid 70s.
Saturday, August 18
5:52am / 7:36pm 1:48pm / 12:01am
AM Thunderstorms
81°
67°
Morning showers and thunderstorms. Highs in the low 80s and lows in the upper 60s.
Sunday, August 19
5:53am / 7:35pm 2:47pm / 12:07am
AM Showers
73°
66°
Showers ending by midday. Highs in the low 70s and lows in the mid 60s.
Monday, August 20
5:54am / 7:33pm 3:43pm / 12:45am
Showers
77°
66°
Showers. Highs in the upper 70s and lows in the mid 60s.
Tuesday, August 21
5:55am / 7:32pm 4:34pm / 1:28am
PM Showers
79°
70°
Showers possible in the afternoon. Highs in the upper 70s and lows in the low 70s.
Wednesday, August 22
5:56am / 7:30pm 5:22pm / 2:14am
Showers
79°
68°
Showers. Highs in the upper 70s and lows in the upper 60s.
Thursday, August 23
5:57am / 7:28pm 6:04pm / 3:05am
Mostly Sunny
79°
69°
Plenty of sun. Highs in the upper 70s and lows in the upper 60s.
Wind Forecast
Day TuesdayWednesdayThursday
MPH 10 11 10 8 9 7 8 7 6 6 6 7
S
SSW
SSW
SW
SSW
SW
WSW
WSW
SW
W
W
WNW
Radar

Home Harbor Resources

Marine Forecast
Synopsis: ANZ200-150315- 1037 AM EDT Tue Aug 14 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... A warm front will move north across the waters this afternoon, followed by a cool front passing from west to east Wed evening. Weak high pressure will attempt to build over the region Thu. Another cold front will approach the waters from the west late Fri and Sat. 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. $$
This Afternoon
S wind around 9 kt. A chance of showers and thunderstorms, mainly before 2pm. Seas around 1 ft.
Tonight
SSW wind around 9 kt. Showers and thunderstorms likely, mainly before 4am. Patchy fog between 9pm and 2am. Seas around 1 ft.
Wednesday
WSW wind around 9 kt. A slight chance of showers and thunderstorms, mainly between 9am and noon. Seas around 1 ft.
Wednesday Night
WSW wind around 7 kt becoming W after midnight. Partly cloudy. Seas around 1 ft.
Thursday
NW wind 5 to 8 kt becoming SW in the afternoon. Sunny. Seas around 1 ft.
Thursday Night
SW wind around 6 kt becoming W after midnight. Partly cloudy. Seas around 1 ft.
Friday
Variable winds less than 5 kt becoming SSW 5 to 9 kt in the morning. Mostly sunny. Seas around 1 ft.
Friday Night
SSW wind around 11 kt. A chance of showers and thunderstorms. Seas around 1 ft.
Saturday
SW wind around 11 kt. A chance of showers and thunderstorms. Seas around 1 ft.
Winds and seas higher in and near tstms. 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.