Merrimack River Entrance Weather

42°49'N 70°49'W

Home Harbor Resources

Current Conditions
Clear
58°F
Feels like: 58°F
Wind Chill: 58°F Ceiling: Unl
Heat Index: 58°F Visibility: 10mi
Dew Point: 37°F Wind: 7mph
Humidity: 46% Direction: 190° (S)
Pressure: 30.27" Gusts: -
Reported: 37 minutes 39 seconds ago
April 24, 2018 9:00 pm EST
Location: 42.967N 70.623W or 11 nautical miles NE of search location of 42.824214154529N 70.771865844727W.
Wind Direction: S (190°)
Wind Speed: 19 knots
Wind Gust: 20 knots
Atmospheric Pressure: 30.24 in (1024.0 mb)
Air Temperature: 50°F (9.8°C)
Dew Point: 37°F (2.9°C)
April 24, 2018 8:45 pm EST
Location: 43.059N 70.83W or 14 nautical miles N of search location of 42.824214154529N 70.771865844727W.
Wind Direction: S (190°)
Wind Speed: 6 knots
Air Temperature: 57°F (14.0°C)
Dew Point: 35°F (1.7°C)
April 24, 2018 8:04 pm EST
Location: 42.523N 70.566W or 20 nautical miles SSE of search location of 42.824214154529N 70.771865844727W.
Significant Wave Height: 3 ft
Dominant Wave Period: 4 sec
Atmospheric Pressure: 30.23 in (1023.7 mb)
Air Temperature: 47°F (8.5°C)
Water Temperature: 44°F (6.5°C)
Tuesday, April 24
5:47am / 7:36pm 1:46pm / 3:10am
Showers Late
69°
47°
Day:
Night: Partly cloudy skies this evening. Increasing clouds with periods of showers late. Low 47F. Winds S at 10 to 15 mph. Chance of rain 40%.
Wednesday, April 25
5:46am / 7:37pm 2:55pm / 3:47am
Rain
51°
48°
Day: Periods of rain. High 51F. Winds ESE at 10 to 20 mph. Chance of rain 100%. Rainfall around a half an inch.
Night: Occasional rain. Low 48F. Winds SE at 10 to 15 mph. Chance of rain 100%. Rainfall near a quarter of an inch.
Thursday, April 26
5:44am / 7:38pm 4:03pm / 4:20am
AM Rain
66°
45°
Cloudy with morning rain. Highs in the mid 60s and lows in the mid 40s.
Friday, April 27
5:43am / 7:39pm 5:10pm / 4:50am
Cloudy
59°
47°
Mostly cloudy. Highs in the upper 50s and lows in the upper 40s.
Saturday, April 28
5:42am / 7:40pm 6:16pm / 5:20am
Partly Cloudy
64°
43°
Times of sun and clouds. Highs in the mid 60s and lows in the low 40s.
Sunday, April 29
5:40am / 7:42pm 7:21pm / 5:50am
Partly Cloudy
54°
40°
Mix of sun and clouds. Highs in the mid 50s and lows in the low 40s.
Monday, April 30
5:39am / 7:43pm 8:24pm / 6:20am
Sunny
61°
46°
Sunny. Highs in the low 60s and lows in the mid 40s.
Tuesday, May 1
5:37am / 7:44pm 9:26pm / 6:53am
Sunny
70°
53°
Abundant sunshine. Highs in the low 70s and lows in the low 50s.
Wednesday, May 2
5:36am / 7:45pm 10:24pm / 7:30am
Sunny
73°
54°
Sunny. Highs in the low 70s and lows in the mid 50s.
Thursday, May 3
5:35am / 7:46pm 11:19pm / 8:10am
Partly Cloudy
75°
55°
Mix of sun and clouds. Highs in the mid 70s and lows in the mid 50s.
Wind Forecast
Day TuesdayWednesdayThursday
MPH 9 4 4 8 10 12 6 4 4 9 12 13
SSW
S
ESE
E
ESE
ESE
SE
SSE
SSE
WSW
W
W
Radar

Home Harbor Resources

Marine Forecast
Synopsis: ANZ100-251600- 953 PM EDT Tue Apr 24 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... Low pressure develops along the mid Atlantic coast tonight and then moves north toward New England on Wednesday. As the low moves through northern New England on Thursday it will send a cold front eastward across the Gulf of Maine with high pressure building behind it through Friday morning. The next low may track up the East Coast and toward the Gulf of Maine as early as Friday night with a stronger cold front arriving on Saturday. $$
Overnight
S wind 7 to 10 kt decreasing to 5 to 8 kt after midnight. A chance of rain, mainly after 5am. Seas around 1 ft.
Wednesday
ESE wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Rain, mainly after 9am. Seas 1 ft building to 3 ft.
Wednesday Night
SSE wind 12 to 15 kt decreasing to 10 to 13 kt after midnight. Winds could gust as high as 20 kt. Rain, mainly before 5am. Areas of fog. Seas 3 to 4 ft.
Thursday
Variable winds less than 5 kt becoming W 5 to 10 kt in the morning. A chance of showers before 2pm. Patchy fog before 10am. Seas 3 to 4 ft.
Thursday Night
W wind 5 to 10 kt. Partly cloudy. Seas around 3 ft.
Friday
Variable winds 5 kt or less. Mostly sunny. Seas around 3 ft.
Friday Night
SSE wind 5 to 10 kt becoming SW after midnight. A chance of showers after 8pm. Seas around 3 ft.
Saturday
SSW wind 5 to 10 kt. A chance of showers. Seas 2 to 3 ft.
Saturday Night
W wind around 10 kt. Mostly cloudy. Seas around 2 ft.

*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.