Nantucket Weather

41°17'N 70°5'W

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Current Conditions
Clear
72°F
Feels like: 72°F
Wind Chill: 72°F Ceiling: Unl
Heat Index: 72°F Visibility: 8mi
Dew Point: 71°F Wind: 13mph
Humidity: 97% Direction: 250° (WSW)
Pressure: 29.84" Gusts: -
Reported: 57 minutes 12 seconds ago
July 21, 2017 11:18 pm EST
Location: 41.285N 70.096W or 0 nautical miles W of search location of 41.285675N 70.08728W.
Wind Direction: WSW (250°)
Wind Speed: 6 knots
Wind Gust: 11 knots
Atmospheric Pressure: 29.84 in (1010.5 mb)
Air Temperature: 74°F (23.4°C)
Water Temperature: 76°F (24.5°C)
July 21, 2017 10:50 pm EST
Location: 41.439N 70.186W or 10 nautical miles NNW of search location of 41.285675N 70.08728W.
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 10:45 pm EST
Location: 41.582N 70.525W or 27 nautical miles NW of search location of 41.285675N 70.08728W.
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)
Friday, July 21
5:25am / 8:07pm 3:31am / 6:29pm
Mostly Clear
81°
70°
Day:
Night: A few passing clouds. Low near 70F. Winds WNW at 10 to 15 mph.
Saturday, July 22
5:26am / 8:06pm 4:32am / 7:28pm
Partly Cloudy
81°
66°
Day: Partly cloudy. High 81F. Winds S at 5 to 10 mph.
Night: Cloudy during the evening. A few showers developing late. Low 66F. Winds ESE at 5 to 10 mph. Chance of rain 30%.
Sunday, July 23
5:27am / 8:05pm 5:39am / 8:18pm
PM Showers
72°
63°
Showers possible in the afternoon. Highs in the low 70s and lows in the low 60s.
Monday, July 24
5:28am / 8:04pm 6:48am / 9:02pm
AM Thunderstorms
73°
65°
Thunderstorms early. Highs in the low 70s and lows in the mid 60s.
Tuesday, July 25
5:29am / 8:03pm 7:57am / 9:41pm
Mostly Cloudy
72°
63°
Considerable cloudiness. Highs in the low 70s and lows in the low 60s.
Wednesday, July 26
5:30am / 8:02pm 9:05am / 10:14pm
Sunny
71°
63°
Mainly sunny. Highs in the low 70s and lows in the low 60s.
Thursday, July 27
5:31am / 8:02pm 10:10am / 10:46pm
Isolated Thunderstorms
74°
67°
Isolated thunderstorms. Highs in the mid 70s and lows in the upper 60s.
Friday, July 28
5:32am / 8:01pm 11:12am / 11:16pm
Sunny
75°
67°
Sunny. Highs in the mid 70s and lows in the upper 60s.
Saturday, July 29
5:33am / 8:00pm 12:12pm / 11:46pm
Sunny
74°
66°
Sunshine. Highs in the mid 70s and lows in the mid 60s.
Sunday, July 30
5:34am / 7:59pm 1:12pm / 12:01am
Sunny
74°
66°
Mainly sunny. Highs in the mid 70s and lows in the mid 60s.
Wind Forecast
Day SaturdaySunday
MPH 12 6 6 6 8 4 5 6 13 14 13 8
W
NW
NNW
SSE
S
SSE
SE
NE
NE
NE
ENE
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 7 kt. Mostly clear. Seas 1 ft or less.
Saturday
Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.
Saturday Night
Variable winds 5 kt or less. A chance of showers, mainly after 1am. Patchy fog between 2am and 3am. Seas 1 ft or less.
Sunday
ENE wind 10 to 12 kt. A slight chance of showers before noon. Seas 1 ft or less.
Sunday Night
E wind 6 to 9 kt. A chance of showers, mainly after 10pm. Seas 1 ft or less.
Monday
ESE wind around 10 kt becoming SSE in the afternoon. A chance of showers and thunderstorms. Seas 1 ft or less.
Monday Night
W wind around 7 kt. A chance of showers. Seas 1 ft or less.
Tuesday
NNE wind 8 to 11 kt. Partly sunny. Seas 1 ft or less.
Tuesday Night
N wind around 9 kt. Partly cloudy. Seas 1 ft or less.
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.