South Yarmouth Weather

41°40'N 70°11'W

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Current Conditions
Overcast
53°F
Feels like: 53°F
Wind Chill: 53°F Ceiling: 300ft
Heat Index: 53°F Visibility: 7mi
Dew Point: 53°F Wind: 3mph
Humidity: 100% Direction: 20° (NNE)
Pressure: 29.84" Gusts: -
Reported: 4 minutes 18 seconds ago
April 27, 2017 1:34 am EST
Location: 41.84N 70.329W or 12 nautical miles NNW of search location of 41.665N 70.1833W.
Significant Wave Height: 1 ft
Average Period: 5.3 sec
Water Temperature: 45°F (7.0°C)
April 27, 2017 12:50 am EST
Location: 41.439N 70.186W or 14 nautical miles S of search location of 41.665N 70.1833W.
Significant Wave Height: 2 ft
Dominant Wave Period: 5 sec
Average Period: 4.2 sec
Mean Wave Direction: E (83°)
Atmospheric Pressure: 29.84 in (1010.5 mb)
Pressure Tendency: +0.03 in (+0.9 mb)
Water Temperature: 49°F (9.2°C)
April 27, 2017 12:45 am EST
Location: 41.582N 70.525W or 16 nautical miles WSW of search location of 41.665N 70.1833W.
Wind Speed: 0 knots
Air Temperature: 53°F (11.8°C)
Dew Point: 53°F (11.7°C)
Wednesday, April 26
5:43am / 7:34pm 6:08am / 7:51pm
Drizzle/Fog
57°
50°
Day:
Night: Drizzle and fog. Low near 50F. Winds light and variable.
Thursday, April 27
5:42am / 7:35pm 6:48am / 9:05pm
AM Drizzle
59°
51°
Day: Mostly cloudy with intermittent drizzle early. High 59F. Winds S at 5 to 10 mph.
Night: Mostly cloudy skies early, then becoming foggy and damp late. A stray shower or thunderstorm is possible. Low 51F. Winds S at 5 to 10 mph.
Friday, April 28
5:41am / 7:36pm 7:35am / 10:16pm
AM Thundershowers
64°
53°
Morning showers, possibly a rumble of thunder. Highs in the mid 60s and lows in the low 50s.
Saturday, April 29
5:39am / 7:37pm 8:26am / 11:22pm
Partly Cloudy
63°
48°
Mix of sun and clouds. Highs in the low 60s and lows in the upper 40s.
Sunday, April 30
5:38am / 7:38pm 9:24am / 12:01am
Partly Cloudy
51°
45°
Times of sun and clouds. Highs in the low 50s and lows in the mid 40s.
Monday, May 1
5:37am / 7:39pm 10:25am / 12:21am
AM Showers
61°
55°
A few morning showers. Highs in the low 60s and lows in the mid 50s.
Tuesday, May 2
5:35am / 7:40pm 11:30am / 1:13am
AM Showers
63°
49°
Showers ending by midday. Highs in the low 60s and lows in the upper 40s.
Wednesday, May 3
5:34am / 7:41pm 12:34pm / 1:57am
Mostly Sunny
59°
48°
A few clouds. Highs in the upper 50s and lows in the upper 40s.
Thursday, May 4
5:33am / 7:42pm 1:38pm / 2:35am
Showers
55°
48°
Showers possible. Highs in the mid 50s and lows in the upper 40s.
Friday, May 5
5:32am / 7:43pm 2:40pm / 3:09am
Showers
54°
49°
Showers possible. Highs in the mid 50s and lows in the upper 40s.
Wind Forecast
Day ThursdayFriday
MPH 2 2 5 5 6 5 6 9 10 10 9 7
ENE
ESE
SE
SSW
S
S
SSE
S
SSW
SSW
SW
SW
Radar
Marine Forecast
Synopsis: THE SLOW MOVING LATE SEASON COASTAL STORM WILL FINALLY TRACK SOUTHEAST MASSACHUSETTS OVERNIGHT. THE LOW WILL CONTINUE TO WEAKEN AS IT TRACKS UP INTO THE GULF OF MAINE ON THURSDAY. A FRONT SHOULD STALL OVER THE WATERS FRI INTO SAT FOLLOWED BY A BACKDOOR FRONT ON SUNDAY.

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
Variable winds 5 kt or less. Areas of drizzle. Areas of fog. Seas 1 ft or less.
Thursday
Variable winds less than 5 kt becoming SSW around 6 kt in the afternoon. Areas of drizzle before 10am. Areas of fog before 2pm. Seas 1 ft or less.
Thursday Night
S wind 7 to 9 kt. Areas of fog after 7pm. Seas 1 ft or less.
Friday
SSW wind 9 to 11 kt. A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 3pm. Patchy fog before 11am. Seas 1 ft or less.
Friday Night
SW wind 7 to 11 kt. Partly cloudy. Seas 1 ft or less.
Saturday
SW wind 8 to 11 kt increasing to 11 to 14 kt in the afternoon. Partly sunny. Seas 1 ft or less.
Saturday Night
WSW wind around 11 kt becoming NNW after midnight. Mostly cloudy. Seas 1 ft or less.
Sunday
N wind around 9 kt becoming ENE in the afternoon. Partly sunny. Seas 1 ft or less.
Sunday Night
SSE wind around 8 kt. Mostly 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.