Charlestown, Charles River Weather

42°22'N 71°3'W

Home Harbor Resources

Current Conditions
Scattered Clouds
38°F
Feels like: 31°F
Wind Chill: 31°F Ceiling: Unl
Heat Index: 38°F Visibility: 10mi
Dew Point: 21°F Wind: 10mph
Humidity: 51% Direction: 280° (W)
Pressure: 29.95" Gusts: -
Reported: 24 minutes 55 seconds ago
December 11, 2017 1:50 pm EST
Location: 42.346N 70.651W or 9 nautical miles E of search location of 42.329108295476N 70.852203369141W.
Wind Direction: W (270°)
Wind Speed: 14 knots
Wind Gust: 19 knots
Significant Wave Height: 2 ft
Dominant Wave Period: 11 sec
Average Period: 3.8 sec
Mean Wave Direction: E (90°)
Atmospheric Pressure: 29.91 in (1013.0 mb)
Pressure Tendency: -0.04 in (-1.3 mb)
Air Temperature: 39°F (3.8°C)
Water Temperature: 48°F (9.0°C)
December 11, 2017 1:48 pm EST
Location: 42.355N 71.05W or 9 nautical miles W of search location of 42.329108295476N 70.852203369141W.
Atmospheric Pressure: 29.92 in (1013.1 mb)
Air Temperature: 39°F (3.7°C)
December 11, 2017 1:04 pm EST
Location: 42.523N 70.566W or 17 nautical miles NE of search location of 42.329108295476N 70.852203369141W.
Wind Direction: WNW (290°)
Wind Speed: 14 knots
Wind Gust: 19 knots
Significant Wave Height: 2 ft
Dominant Wave Period: 3 sec
Atmospheric Pressure: 29.93 in (1013.5 mb)
Air Temperature: 38°F (3.1°C)
Water Temperature: 47°F (8.6°C)
Monday, December 11
7:03am / 4:11pm 12:19am / 12:55pm
Partly Cloudy
38°
30°
Day: Partly cloudy. Temps nearly steady in the mid to upper 30s. Winds W at 10 to 15 mph.
Night: Partly cloudy this evening, then becoming cloudy after midnight. A few flurries or snow showers possible. Low around 30F. WNW winds shifting to ESE at 10 to 15 mph.
Tuesday, December 12
7:04am / 4:11pm 1:21am / 1:23pm
Rain/Wind
46°
25°
Day: Rain. Becoming windy in the afternoon. High 46F. Winds SE at 20 to 30 mph. Chance of rain 100%. Rainfall around a quarter of an inch.
Night: Cloudy skies early will become partly cloudy later at night. Low near 25F. Winds WSW at 15 to 25 mph.
Wednesday, December 13
7:05am / 4:12pm 2:23am / 1:52pm
Partly Cloudy/Wind
29°
20°
Windy with times of sun and clouds. Highs in the upper 20s and lows in the low 20s.
Thursday, December 14
7:05am / 4:12pm 3:22am / 2:22pm
Partly Cloudy
28°
12°
Partly cloudy. Highs in the upper 20s and lows in the low teens.
Friday, December 15
7:06am / 4:12pm 4:22am / 2:54pm
Cloudy
29°
19°
Cloudy. Highs in the upper 20s and lows in the upper teens.
Saturday, December 16
7:07am / 4:12pm 5:19am / 3:29pm
Partly Cloudy
33°
26°
Times of sun and clouds. Highs in the low 30s and lows in the mid 20s.
Sunday, December 17
7:07am / 4:13pm 6:16am / 4:09pm
Partly Cloudy
39°
32°
Partly cloudy. Highs in the upper 30s and lows in the low 30s.
Monday, December 18
7:08am / 4:13pm 7:09am / 4:52pm
Partly Cloudy
37°
22°
Partly cloudy. Highs in the upper 30s and lows in the low 20s.
Tuesday, December 19
7:09am / 4:14pm 7:58am / 5:40pm
PM Snow Showers
39°
23°
A few afternoon snow showers. Highs in the upper 30s and lows in the low 20s.
Wednesday, December 20
7:09am / 4:14pm 8:44am / 6:33pm
Mostly Sunny
31°
22°
More sun than clouds. Highs in the low 30s and lows in the low 20s.
Wind Forecast
Day MondayTuesdayWednesday
MPH 13 6 4 6 13 16 22 10 10 12 18 22
W
W
W
E
SE
SE
SE
SW
WSW
WSW
WSW
W
Radar

Home Harbor Resources

Marine Forecast
Synopsis: ANZ200-120700- 116 PM EST Mon Dec 11 2017 .Synopsis for Massachusetts and Rhode Island coastal waters... High pressure will build across the waters today and tonight. Meanwhile, low pressure will approach from the Great Lakes and move across New England Tuesday. The low will head toward southern Quebec Tuesday night and in its wake westerly gales could blow across the waters through Thursday. Another low will approach from the west on Friday. 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
W wind around 12 kt. Mostly sunny. Seas around 2 ft.
Tonight
Variable winds less than 5 kt becoming SE 5 to 10 kt after midnight. A slight chance of snow after 5am. Seas around 1 ft.
Tuesday
SE wind 21 to 24 kt decreasing to 16 to 19 kt. Winds could gust as high as 30 kt. Rain and snow before 3pm, then a chance of rain. Patchy fog after 8am. Seas 2 ft building to 5 ft.
Tuesday Night
SSW wind 9 to 12 kt becoming W after midnight. Winds could gust as high as 23 kt. A slight chance of rain showers before 11pm, then a chance of rain and snow showers between 11pm and midnight, then a chance of snow showers after midnight. Seas 3 to 4 ft.
Wednesday
W wind 13 to 16 kt increasing to 18 to 21 kt in the afternoon. Winds could gust as high as 36 kt. A chance of snow showers, mainly before 10am. Seas 3 to 4 ft.
Wednesday Night
W wind 18 to 21 kt, with gusts as high as 37 kt. Partly cloudy. Seas 3 to 4 ft.
Thursday
W wind 13 to 16 kt decreasing to 10 to 13 kt in the afternoon. Winds could gust as high as 29 kt. Sunny. Seas 2 to 3 ft.
Thursday Night
WNW wind 6 to 8 kt. A chance of snow. Seas 1 to 2 ft.
Friday
NW wind around 6 kt. A chance of snow. Seas around 1 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.