Chatham, Cape Cod 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 06:38 PM.
Days 1–4 Weather SummaryMostly dry. Cool air temperatures (max 17°C on Mon night, min 13°C on Tue night). Mainly strong winds. | Days 5–7 Weather SummaryHeavy rain (total 51mm), heaviest during Fri night. Cool air temperatures (max 16°C on Sat night, min 13°C on Thu night). Winds increasing (strong winds from the NE on Thu night, gales from the NNE by Fri night). | Days 8–10 Weather SummarySome drizzle, heaviest during Sun night. Very mild (max 16°C on Sun night, min 14°C on Mon morning). Winds decreasing (strong winds from the NNE on Sun night, calm by Tue night). | Days 11–13 Weather SummaryModerate rain (total 18mm), heaviest on Thu morning. Warm (max 20°C on Thu afternoon, min 13°C on Thu night). Winds increasing (light winds from the NNW on Thu afternoon, near gales from the NNE by Sat afternoon). | Days 14–17 Weather SummarySome drizzle, heaviest during Tue morning. Very mild (max 14°C on Sat night, min 12°C on Sun morning). Winds decreasing (strong winds from the NNE on Sun afternoon, moderate winds from the NNW by Wed afternoon). | |||||||||||||||||||||||||||||||||||||||||||
Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | Wed 7 | ||||||||||||||||||||||||||||||||
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 | AM | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||||||||
High Tide | 9:08PM1.45m | 9:58AM1.22m | 9:57PM1.49m | 10:40AM1.30m | 10:40PM1.55m | 11:18AM1.40m | 11:21PM1.61m | 11:56AM1.52m | 00:01AM1.65m | 12:32PM1.63m | 00:41AM1.67m | 1:06PM1.74m | 1:22AM1.66m | 1:41PM1.82m | 2:05AM1.62m | 2:18PM1.86m | 2:51AM1.56m | 3:03PM1.87m | 3:40AM1.51m | 3:54PM1.85m | 4:33AM1.45m | 4:54PM1.81m | 5:31AM1.40m | 6:04PM1.76m | 6:35AM1.38m | 7:16PM1.73m | 7:50AM1.39m | ||||||||||||||||||||
Low Tide | 3:52AM0.04m | 3:45PM0.15m | 4:42AM0.01m | 4:33PM0.09m | 5:25AM-0.01m | 5:20PM0.03m | 6:05AM-0.03m | 6:08PM-0.03m | 6:42AM-0.03m | 6:59PM-0.08m | 7:19AM-0.03m | 7:51PM-0.11m | 7:58AM-0.02m | 8:43PM-0.12m | 8:37AM-0.01m | 9:36PM-0.12m | 9:19AM0.01m | 10:28PM-0.10m | 10:04AM0.03m | 11:21PM-0.07m | 10:56AM0.06m | 00:16AM-0.05m | 11:56AM0.09m | 1:15AM-0.02m | 1:01PM0.10m | 2:22AM-0.02m | 2:11PM0.10m | ||||||||||||||||||||
Wave Height (m) Direction Period (s) | E 5 | ENE 6 | ENE 6 | E 7 | E 7 | E 8 | E 9 | E 10 | E 10 | E 11 | E 12 | E 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | NE 10 | NE 10 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | E 8 | E 8 | E 8 | E 8 | ENE 8 | NE 6 | NE 5 | E 12 | NNE 6 | NE 8 | NE 10 | ENE 10 | ENE 10 | E 11 | ENE 10 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 11 | ENE 11 |
 |  |  |  | | |  | | | | |  |  |  | |  | | | | | | |  | | | | | | | | | | |  |  | | | | | | | | | | | | | |
cloudy | cloudy | some clouds | some clouds | some clouds | some clouds | clear | some clouds | cloudy | some clouds | cloudy | light rain | heavy rain | mod rain | light rain | light rain | light rain | cloudy | light rain | cloudy | cloudy | some clouds | clear | some clouds | some clouds | clear | clear | some clouds | light rain | some clouds | clear | clear | some clouds | rain shwrs | rain shwrs | mod rain | some clouds | cloudy | cloudy | some clouds | cloudy | cloudy | some clouds | light rain | cloudy | some clouds | some clouds | |
km/h | |||||||||||||||||||||||||||||||||||||||||||||||
mm | — | — | — | — | — | — | — | — | — | — | — | 4 | 33 | 8 | 2 | 2 | 2 | — | 1 | — | — | — | — | — | — | — | — | — | 4 | — | — | — | — | 3 | 5 | 6 | — | — | — | — | — | — | — | 1 | — | — | — |
max °C | 17 | 15 | 14 | 14 | 14 | 13 | 13 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 14 | 15 | 16 | 14 | 14 | 16 | 16 | 15 | 15 | 16 | 16 | 17 | 17 | 20 | 19 | 13 | 13 | 14 | 14 | 13 | 14 | 13 | 13 | 14 | 13 | 13 | 14 | 12 | 13 | 14 | 13 |
Moonrise | — | — | 4:48 | — | — | 5:12 | — | — | 5:34 | — | — | 5:55 | — | — | 6:17 | — | — | 6:40 | — | — | 7:08 | — | — | 7:41 | — | — | 8:23 | — | — | — | 9:15 | — | — | 10:19 | — | — | 11:31 | — | — | — | 12:47 | — | — | 2:03 | — | — | 3:16 |
Moonset | — | 1:53 | — | — | 2:59 | — | — | 4:06 | — | — | 5:13 | — | — | 6:22 | — | — | 7:33 | — | — | 8:46 | — | — | 10:03 | — | — | 11:20 | — | — | 12:33 | — | — | 1:39 | — | — | 2:33 | — | — | — | 3:16 | — | — | 3:50 | — | — | 4:18 | — | — |
 | — | 6:26 | — | — | 6:26 | — | — | 6:28 | — | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:31 | — | — | 6:33 | — | — | 6:35 | — | — | 6:35 | — | — | 6:37 | — | — | 6:37 | — | — | 6:39 | — | — | 6:39 | — | — | 6:41 | — | — | 6:41 |
 | 6:38 | — | 6:37 | — | — | 6:36 | — | — | 6:34 | — | — | 6:31 | — | — | 6:30 | — | — | 6:29 | — | — | 6:27 | — | — | 6:24 | — | — | 6:23 | — | — | 6:22 | — | — | 6:20 | — | — | 6:17 | — | — | 6:16 | — | — | 6:15 | — | — | 6:13 | — | — |
Today's sea temperature in Chatham, Cape Cod is 19.0°C (Statistics for 21 Sep 1981-2005 – mean: 17.8 max: 19.4 min: 14.5°C) | |||||||||||||||||||||||||||||||||||||||||||||||
Nearest