Hyannis Harbor Weather

41°39'N 70°17'W

Home Harbor Resources

Current Conditions
Overcast
52°F
Feels like: 52°F
Wind Chill: 52°F Ceiling: 400ft
Heat Index: 52°F Visibility: 2mi
Dew Point: 52°F Wind: 21mph
Humidity: 100% Direction: 220° (SW)
Pressure: 30.3" Gusts: 28mph
Reported: 24 minutes ago
February 20, 2018 1:45 am EST
Location: 41.582N 70.525W or 10 nautical miles WSW of search location of 41.630118N 70.302589W.
Wind Speed: 5 knots
Atmospheric Pressure: 30.33 in (1027.0 mb)
Air Temperature: 50°F (9.8°C)
Dew Point: 49°F (9.5°C)
February 20, 2018 1:50 am EST
Location: 41.439N 70.186W or 13 nautical miles SSE of search location of 41.630118N 70.302589W.
Wind Direction: SW (230°)
Wind Speed: 12 knots
Wind Gust: 14 knots
Significant Wave Height: 2 ft
Dominant Wave Period: 5 sec
Average Period: 4.0 sec
Mean Wave Direction: E (81°)
Atmospheric Pressure: 30.33 in (1027.1 mb)
Pressure Tendency: -0.06 in (-1.9 mb)
Air Temperature: 43°F (6.2°C)
Dew Point: 43°F (6.2°C)
Water Temperature: 38°F (3.1°C)
February 20, 2018 1:30 am EST
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: 3.0 sec
Mean Wave Direction: WSW (238°)
Water Temperature: 37°F (2.8°C)
Monday, February 19
6:31am / 5:19pm 8:37am / 9:16pm
Cloudy
47°
45°
Day:
Night: Cloudy. Low around 45F. Winds SW at 10 to 20 mph.
Tuesday, February 20
6:29am / 5:20pm 9:07am / 10:21pm
Cloudy
53°
48°
Day: Cloudy. High 53F. Winds SW at 10 to 20 mph.
Night: Low clouds and fog. Low 48F. Winds SW at 10 to 20 mph.
Wednesday, February 21
6:28am / 5:21pm 9:39am / 11:27pm
AM Fog/PM Clouds
54°
39°
Cloudy with areas of morning fog. Highs in the mid 50s and lows in the upper 30s.
Thursday, February 22
6:26am / 5:22pm 10:16am / 12:01am
PM Rain/Snow Showers
42°
34°
Late day rain and snow showers. Highs in the low 40s and lows in the mid 30s.
Friday, February 23
6:25am / 5:24pm 10:57am / 12:35am
PM Showers
41°
39°
Showers possible in the afternoon. Highs in the low 40s and lows in the upper 30s.
Saturday, February 24
6:23am / 5:25pm 11:45am / 1:41am
Mostly Cloudy
48°
39°
More clouds than sun. Highs in the upper 40s and lows in the upper 30s.
Sunday, February 25
6:22am / 5:26pm 12:41pm / 2:46am
Rain
45°
39°
Cloudy, periods of rain. Highs in the mid 40s and lows in the upper 30s.
Monday, February 26
6:20am / 5:27pm 1:43pm / 3:46am
Sunny
46°
36°
Mainly sunny. Highs in the mid 40s and lows in the mid 30s.
Tuesday, February 27
6:19am / 5:28pm 2:52pm / 4:40am
Mostly Cloudy
43°
33°
Mostly cloudy. Highs in the low 40s and lows in the low 30s.
Wednesday, February 28
6:17am / 5:30pm 4:04pm / 5:27am
Partly Cloudy
39°
32°
Partly cloudy. Highs in the upper 30s and lows in the low 30s.
Wind Forecast
Day TuesdayWednesday
MPH 14 12 13 15 12 13 14 13 17 18 13 8
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
WNW
Radar

Home Harbor Resources

Marine Forecast
Synopsis: ANZ200-201900- 116 AM EST Tue Feb 20 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres will continue to move E of the waters overnight, then a warm front approaching from the SW will lift N of the waters Tue. A cold front will cross the waters early Thu, followed by high pres Thu night and Fri. 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
SW wind around 14 kt. A chance of showers, mainly before 5am. Areas of fog. Seas around 2 ft.
Tuesday
SW wind 12 to 14 kt. A slight chance of showers before 7am. Areas of dense fog before 1pm, then Patchy dense fog after 4pm. Seas around 2 ft.
Tuesday Night
SW wind around 14 kt. A chance of drizzle after 8pm. The drizzle could be heavy at times. Areas of dense fog. Seas around 2 ft.
Wednesday
SW wind 13 to 15 kt, with gusts as high as 26 kt. A slight chance of showers between 7am and 9am. Patchy fog before 8am. Seas 2 to 3 ft.
Wednesday Night
WSW wind 9 to 14 kt becoming NNW after midnight. Winds could gust as high as 22 kt. A slight chance of showers after 9pm. Seas 1 to 2 ft.
Thursday
NNE wind around 11 kt. A chance of showers, mainly after 9am. Seas around 1 ft.
Thursday Night
NNE wind 7 to 9 kt. A chance of showers before 9pm. Seas around 1 ft.
Friday
ENE wind around 10 kt becoming SE in the afternoon. A chance of rain. Seas around 1 ft.
Friday Night
SE wind around 8 kt becoming SW after midnight. A chance of rain. 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.