Deer Island Weather

42°21'N 70°58'W

Home Harbor Resources

Current Conditions
Overcast
72°F
Feels like: 72°F
Wind Chill: 72°F Ceiling: 4400ft
Heat Index: 72°F Visibility: 10mi
Dew Point: 64°F Wind: 21mph
Humidity: 76% Direction: 20° (NNE)
Pressure: 29.89" Gusts: 30mph
Reported: 45 minutes 14 seconds ago
September 21, 2017 1:00 am EST
Location: 42.355N 71.05W or 5 nautical miles WNW of search location of 42.338244963351N 70.951080322266W.
Atmospheric Pressure: 29.85 in (1011.0 mb)
Pressure Tendency: +0.00 in (-0.0 mb)
Air Temperature: 72°F (22.2°C)
September 21, 2017 12:50 am EST
Location: 42.346N 70.651W or 13 nautical miles E of search location of 42.338244963351N 70.951080322266W.
Wind Direction: N (10°)
Wind Speed: 25 knots
Wind Gust: 29 knots
Significant Wave Height: 8 ft
Dominant Wave Period: 7 sec
Average Period: 5.6 sec
Mean Wave Direction: ENE (76°)
Atmospheric Pressure: 29.84 in (1010.6 mb)
Pressure Tendency: +0.00 in (-0.0 mb)
Air Temperature: 66°F (18.8°C)
Water Temperature: 61°F (16.1°C)
September 21, 2017 12:04 am EST
Location: 42.523N 70.566W or 20 nautical miles ENE of search location of 42.338244963351N 70.951080322266W.
Wind Direction: NNE (20°)
Wind Speed: 19 knots
Wind Gust: 23 knots
Significant Wave Height: 9 ft
Dominant Wave Period: 6 sec
Atmospheric Pressure: 29.85 in (1010.7 mb)
Air Temperature: 66°F (18.8°C)
Water Temperature: 62°F (16.7°C)
Wednesday, September 20
6:29am / 6:44pm 6:43am / 7:17pm
Cloudy/Wind
68°
65°
Day:
Night: Overcast skies and windy. Slight chance of a rain shower. Low around 65F. Winds NNE at 20 to 30 mph.
Thursday, September 21
6:30am / 6:42pm 7:47am / 7:47pm
Partly Cloudy/Wind
71°
59°
Day: Windy. Cloudy skies will become partly cloudy in the afternoon. High 71F. Winds NNE at 25 to 35 mph.
Night: Cloudy with gusty winds. Low 59F. Winds NNE at 20 to 30 mph.
Friday, September 22
6:31am / 6:40pm 8:50am / 8:16pm
PM Showers/Wind
62°
60°
Windy, chance of a few afternoon showers. Highs in the low 60s with temperatures nearly steady overnight.
Saturday, September 23
6:32am / 6:39pm 9:51am / 8:48pm
Cloudy
68°
62°
Cloudy. Highs in the upper 60s and lows in the low 60s.
Sunday, September 24
6:33am / 6:37pm 10:50am / 9:21pm
Partly Cloudy
78°
64°
Partly cloudy. Highs in the upper 70s and lows in the mid 60s.
Monday, September 25
6:34am / 6:35pm 11:48am / 9:58pm
Partly Cloudy
79°
66°
Mix of sun and clouds. Highs in the upper 70s and lows in the mid 60s.
Tuesday, September 26
6:35am / 6:33pm 12:42pm / 10:38pm
PM Showers
77°
64°
Chance of afternoon showers. Highs in the upper 70s and lows in the mid 60s.
Wednesday, September 27
6:37am / 6:32pm 1:35pm / 11:22pm
Showers
69°
64°
Chance of showers. Highs in the upper 60s and lows in the mid 60s.
Thursday, September 28
6:38am / 6:30pm 2:23pm / 12:01am
Showers
69°
61°
Showers. Highs in the upper 60s and lows in the low 60s.
Friday, September 29
6:39am / 6:28pm 3:08pm / 12:11am
Partly Cloudy
69°
57°
Times of sun and clouds. Highs in the upper 60s and lows in the upper 50s.
Wind Forecast
Day ThursdayFriday
MPH 21 23 25 25 20 21 24 24 23 21 20 17
NNE
N
NNE
NNE
NNE
NNE
NNE
NNE
NNE
NNE
NNE
NNE
Radar
Marine Forecast
...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON...
Synopsis: ANZ200-211515- 1024 PM EDT Wed Sep 20 2017 .Synopsis for Massachusetts and Rhode Island coastal waters... Tropical Storm Jose will become nearly stationary southeast of the waters over the next few days and slowly weaken. Mariners can expect the highest winds and heavier rain bands across the waters off the south coast through Friday morning. Mariners should monitor the latest forecasts from the National Hurricane Center at www.nhc.noaa.gov. 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
NNE wind around 17 kt, with gusts as high as 31 kt. Cloudy. Seas 1 ft or less.
Thursday
NNE wind 19 to 21 kt, with gusts as high as 34 kt. Cloudy. Seas 1 ft or less.
Thursday Night
NNE wind 19 to 22 kt decreasing to 15 to 18 kt after midnight. Winds could gust as high as 37 kt. A slight chance of showers after 10pm. Seas 1 ft or less.
Friday
NNE wind 15 to 19 kt, with gusts as high as 26 kt. A chance of showers. Seas 1 ft or less.
Friday Night
NNE wind 12 to 14 kt, with gusts as high as 27 kt. A slight chance of showers. Seas 1 ft or less.
Saturday
NNE wind 10 to 12 kt, with gusts as high as 21 kt. A slight chance of showers before 10am. Seas 1 ft or less.
Saturday Night
NNE wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 ft or less.
Sunday
N wind around 6 kt becoming ENE in the afternoon. Mostly sunny. Seas 1 ft or less.
Sunday Night
Variable winds 5 kt or less. 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.