Merrimack River Entrance Weather

42°49'N 70°49'W

Home Harbor Resources

Current Conditions
Overcast
74°F
Feels like: 74°F
Wind Chill: 74°F Ceiling: 3600ft
Heat Index: 74°F Visibility: 0.75mi
Dew Point: 68°F Wind: 8mph
Humidity: 82% Direction: 290° (WNW)
Pressure: 29.86" Gusts: 26mph
Reported: 6 minutes 58 seconds ago
Buoys
Tuesday, July 17
5:20am / 8:18pm 10:39am / 11:31pm
Heavy Thunderstorms
90°
66°
Day: Thunderstorms with locally heavy downpours. Storms could contain damaging winds. High near 90F. Winds SW at 10 to 20 mph. Chance of rain 100%. 1 to 2 inches of rain expected.
Night: Thunderstorms likely this evening. Then the chance of scattered thunderstorms overnight. Low 66F. Winds WSW at 5 to 10 mph. Chance of rain 100%.
Wednesday, July 18
5:21am / 8:17pm 11:49am / 12:01am
Mostly Sunny
82°
59°
Day: A few clouds early, otherwise mostly sunny. High 82F. Winds N at 5 to 10 mph.
Night: A few clouds. Low 59F. Winds NNW at 5 to 10 mph.
Thursday, July 19
5:22am / 8:17pm 12:55pm / 12:01am
Sunny
79°
59°
Sunshine. Highs in the upper 70s and lows in the upper 50s.
Friday, July 20
5:23am / 8:16pm 1:59pm / 12:29am
Sunny
81°
62°
Sunshine. Highs in the low 80s and lows in the low 60s.
Saturday, July 21
5:23am / 8:15pm 3:01pm / 1:00am
Mostly Sunny
80°
62°
Mostly sunny. Highs in the low 80s and lows in the low 60s.
Sunday, July 22
5:24am / 8:14pm 4:02pm / 1:32am
Showers
71°
66°
Showers possible. Highs in the low 70s and lows in the mid 60s.
Monday, July 23
5:25am / 8:13pm 5:00pm / 2:06am
Scattered Thunderstorms
79°
69°
Scattered thunderstorms. Highs in the upper 70s and lows in the upper 60s.
Tuesday, July 24
5:26am / 8:12pm 5:54pm / 2:45am
Scattered Thunderstorms
81°
68°
Scattered thunderstorms. Highs in the low 80s and lows in the upper 60s.
Wednesday, July 25
5:27am / 8:11pm 6:44pm / 3:29am
Scattered Thunderstorms
79°
66°
Scattered thunderstorms. Highs in the upper 70s and lows in the mid 60s.
Thursday, July 26
5:28am / 8:10pm 7:30pm / 4:17am
Scattered Thunderstorms
78°
64°
A few thunderstorms possible. Highs in the upper 70s and lows in the mid 60s.
Wind Forecast
Day TuesdayWednesdayThursday
MPH 10 8 6 5 5 8 8 6 5 6 6 7
SSW
SSW
SW
WSW
NW
N
ENE
E
NNW
NNW
NNW
NNE
Radar

Home Harbor Resources

Marine Forecast
Synopsis: ANZ100-180530- 1119 AM EDT Tue Jul 17 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... Southerly winds will strengthen ahead of a strong cold front which will move through the waters tonight. High pressure will begin to build into the region from the west on Wednesday...remaining over the northeast on Thursday and Friday. This high will push east into the Canadian maritimes this weekend with low pressure approaching the region from the west. $$
This Afternoon
S wind 10 to 15 kt, with gusts as high as 20 kt. Showers and thunderstorms, mainly after 3pm. Some storms could be severe, with damaging winds and heavy rain. Seas around 3 ft.
Tonight
S wind 5 to 10 kt becoming WSW after midnight. Showers and thunderstorms before midnight, then a chance of showers between midnight and 5am. Some of the storms could be severe. Areas of dense fog after midnight. Seas 2 to 3 ft.
Wednesday
Variable winds 5 kt or less. Mostly cloudy, then gradually becoming sunny. Seas around 2 ft.
Wednesday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 to 2 ft.
Thursday
Variable winds 5 kt or less. Sunny. Seas around 2 ft.
Thursday Night
Variable winds 5 kt or less. Clear. Seas 1 to 2 ft.
Friday
Variable winds 5 kt or less. Sunny. Seas around 1 ft.
Friday Night
SSE wind 5 to 10 kt becoming SSW after midnight. Mostly clear. Seas around 1 ft.
Saturday
SE wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Sunny. Seas around 1 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.