Riverside, Merrimack River 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 05:54 AM and sunset is at 07:30 PM.
Days 1–3 Weather SummarySome drizzle, heaviest during Wed morning. Low air temperatures (max 9°C on Mon afternoon, min 1°C on Mon night). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Cool air temperatures (max 12°C on Thu afternoon, min 2°C on Thu night). Wind will be generally light. | Days 7–9 Weather SummaryHeavy rain (total 28mm), heaviest during Tue night. Very mild (max 13°C on Mon afternoon, min 4°C on Tue afternoon). Wind will be generally light. | Days 10–12 Weather SummaryHeavy rain (total 74mm), heaviest during Wed afternoon. Warm (max 22°C on Fri afternoon, min 5°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 1 | Saturday 2 | Sunday 3 | Monday 4 | Tue 5 | ||||||||||||||||||||||||||||||||
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 | AM | PM | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||||||||||
High Tide | 4:21PM1.69m | 4:43AM2.12m | 5:13PM1.64m | 5:36AM2.07m | 6:06PM1.59m | 6:30AM2.00m | 7:00PM1.55m | 7:26AM1.91m | 7:57PM1.52m | 8:23AM1.81m | 8:53PM1.52m | 9:19AM1.72m | 9:50PM1.54m | 10:15AM1.64m | 10:45PM1.58m | 11:09AM1.58m | 11:37PM1.64m | 12:01PM1.55m | 00:25AM1.69m | 12:48PM1.53m | 1:10AM1.75m | 1:34PM1.52m | 1:53AM1.80m | 2:17PM1.52m | 2:36AM1.83m | 3:00PM1.52m | 3:19AM1.86m | 3:45PM1.52m | |||||||||||||||||||
Low Tide | 11:13AM-0.13m | 11:13PM0.09m | 12:07PM-0.10m | 00:07AM0.11m | 1:03PM-0.06m | 1:07AM0.14m | 2:02PM-0.02m | 2:11AM0.16m | 3:02PM0.02m | 3:16AM0.16m | 4:00PM0.03m | 4:19AM0.13m | 4:55PM0.03m | 5:18AM0.10m | 5:48PM0.04m | 6:13AM0.06m | 6:37PM0.05m | 7:05AM0.04m | 7:23PM0.08m | 7:54AM0.02m | 8:08PM0.11m | 8:41AM0.02m | 8:50PM0.15m | 9:26AM0.03m | 9:32PM0.20m | 10:09AM0.05m | 10:13PM0.24m | 10:52AM0.08m | |||||||||||||||||||
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some clouds | some clouds | some clouds | clear | some clouds | some clouds | light rain | cloudy | some clouds | some clouds | some clouds | clear | clear | cloudy | some clouds | some clouds | cloudy | some clouds | clear | some clouds | some clouds | some clouds | some clouds | some clouds | light rain | light rain | heavy rain | heavy rain | heavy rain | mod rain | some clouds | some clouds | some clouds | clear | clear | some clouds | heavy rain | mod rain | rain shwrs | some clouds | cloudy | cloudy | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 4 | 21 | 26 | 36 | 8 | — | — | — | — | — | — | 12 | 8 | 3 | — | — | — | — | — | — | — | — | |
max°C | 6 | 9 | 5 | 5 | 8 | 5 | 4 | 8 | 8 | 10 | 12 | 8 | 9 | 11 | 7 | 8 | 10 | 6 | 10 | 10 | 8 | 10 | 13 | 7 | 5 | 4 | 6 | 6 | 6 | 6 | 8 | 11 | 9 | 16 | 22 | 19 | 9 | 13 | 14 | 13 | 12 | 8 | 9 | 11 | 8 | 6 | 11 |
Moonrise | 7:36 | — | — | 8:36 | — | — | 9:46 | — | — | 11:02 | — | — | 12:17 | — | — | 1:31 | — | — | 2:40 | — | — | — | 3:48 | — | — | 4:53 | — | — | 5:59 | — | — | 7:04 | — | — | 8:10 | — | — | — | 9:15 | — | — | 10:17 | — | — | 11:15 | — | — |
Moonset | — | — | — | 12:09 | — | — | 1:10 | — | — | 1:59 | — | — | 2:35 | — | — | 3:04 | — | — | 3:28 | — | — | 3:48 | — | — | 4:07 | — | — | 4:26 | — | — | 4:47 | — | — | 5:09 | — | — | 5:36 | — | — | 6:08 | — | — | 6:47 | — | — | 7:35 | — |
 | 5:54 | — | — | 5:54 | — | — | 5:52 | — | — | 5:50 | — | — | 5:48 | — | — | 5:48 | — | — | 5:46 | — | — | 5:45 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:39 | — | — | 5:37 | — | — | 5:35 | — | — | 5:35 | — | — | 5:33 | — |
 | — | 7:30 | — | — | 7:31 | — | — | 7:34 | — | — | 7:35 | — | — | 7:36 | — | — | 7:37 | — | — | 7:37 | — | — | 7:38 | — | — | 7:39 | — | — | 7:42 | — | — | 7:43 | — | — | 7:44 | — | — | 7:45 | — | — | 7:45 | — | — | 7:46 | — | — | 7:47 |
Today's sea temperature in Riverside, Merrimack River is 7.0° C (Statistics for 20 Apr 1981-2005 – mean: 5.8 max: 7.2 min: 4.2°C) | |||||||||||||||||||||||||||||||||||||||||||||||
Forecast update inUpdates in hr min sUpdate imminent
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