Merrimack River Entrance Sea Conditions and Tide Table

Merrimack River Entrance Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at 07:23 PM.

	Days 1–4 Weather Summary Light rain (total 7mm), mostly falling on Wed night. Cool air temperatures (max 17°C on Fri morning, min 6°C on Wed night). Wind will be generally light.											Days 5–7 Weather Summary Moderate rain (total 15mm), heaviest on Sun afternoon. Low air temperatures (max 9°C on Sun morning, min 1°C on Sun night). Wind will be generally light.									Days 8–10 Weather Summary Moderate rain (total 11mm), heaviest on Wed night. Very mild (max 11°C on Thu afternoon, min 4°C on Thu night). Winds decreasing (fresh winds from the S on Tue night, light winds from the SSE by Wed night).									Days 11–13 Weather Summary Mostly dry. Very mild (max 11°C on Fri afternoon, min 3°C on Fri night). Wind will be generally light.
	Wed 15		Thursday 16			Friday 17			Saturday 18			Sunday 19			Monday 20			Tuesday 21			Wednesday 22			Thursday 23			Friday 24			Saturday 25			Sunday 26			Monday 27			Tuesday 28			Wednesday 29			Thursday 30
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night
Wave Height Map See all maps
High Tide
Low Tide
Wave height (m) direction period (s)	ESE 3	ESE 4	SE 8	SE 8	ESE 8	ESE 6	ENE 3	ESE 6	ENE 4	E 4	E 5	E 6	E 6	E 6	NNW 4	NNW 4	ESE 7	E 8	SSE 3	S 5	SE 6	SE 7	SE 7	SE 7	SSW 4	SE 7	ESE 7	SE 7	SE 7	ESE 7	ESE 8	ENE 5	ENE 5	E 8	E 8	E 8	E 8	E 8	ENE 4	E 6	E 6	E 6	E 6	NE 5	NE 6	ENE 6	ENE 6

	some clouds	light rain	cloudy	some clouds	light rain	rain shwrs	light rain	some clouds	cloudy	some clouds	cloudy	light rain	mod rain	rain shwrs	some clouds	cloudy	clear	clear	clear	light rain	light rain	light rain	mod rain	some clouds	some clouds	clear	some clouds	cloudy	clear	clear	clear	cloudy	some clouds	some clouds	some clouds	some clouds	cloudy	mod rain	light rain	light rain	light rain	cloudy	light rain	cloudy	some clouds	some clouds	clear
km/h	ESE	NNE	NE	E	WSW	NE	ENE	NE	ENE	ESE	SSE	WNW	NW	W	NW	NW	W	W	SSE	SSW	SW	SSW	SSW	WSW	WNW	WSW	W	WNW	NW	NE	E	NNE	NE	E	WSW	SE	SSE	SSE	NNE	NW	NW	NE	NNE	NW	NNW	E	W
mm	—	3	—	—	2	1	1	—	—	—	—	5	9	1	—	—	—	—	—	1	1	1	8	—	—	—	—	—	—	—	—	—	—	—	—	—	—	8	5	2	1	—	1	—	—	—	—
max°C	9	7	7	9	16	17	11	13	7	8	7	9	8	5	5	5	5	6	8	9	10	10	9	10	11	8	9	11	9	8	9	6	7	6	7	9	10	8	6	7	6	7	6	5	12	15	15
Moonrise	—	—	5:16	—	—	5:41	—	—	6:10	—	—	6:47	—	—	7:34	—	—	8:34	—	—	9:44	—	—	11:00	—	—	12:16	—	—	1:29	—	—	2:39	—	—	—	3:47	—	—	4:52	—	—	5:58	—	—	7:03	—
Moonset	5:33	—	—	6:49	—	—	8:09	—	—	—	9:32	—	—	10:53	—	—	—	12:08	—	—	1:10	—	—	1:58	—	—	2:35	—	—	3:03	—	—	3:27	—	—	3:47	—	—	4:06	—	—	4:25	—	—	4:45	—	—
	—	—	6:00	—	—	5:58	—	—	5:56	—	—	5:56	—	—	5:54	—	—	5:52	—	—	5:50	—	—	5:48	—	—	5:48	—	—	5:46	—	—	5:45	—	—	5:43	—	—	5:41	—	—	5:41	—	—	5:39	—	—
	7:23	—	—	7:25	—	—	7:27	—	—	7:28	—	—	7:29	—	—	7:30	—	—	7:30	—	—	7:32	—	—	7:34	—	—	7:35	—	—	7:36	—	—	7:37	—	—	7:37	—	—	7:38	—	—	7:40	—	—	7:42	—
	Today's sea temperature in Merrimack River Entrance is 5.2° C (Statistics for 15 Apr 1981-2005 – mean: 5.1 max: 6.8 min: 3.4°C)