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 05:05 AM and sunset is at 08:17 PM.
Days 1–3 Weather SummaryHeavy rain (total 20mm), heaviest during Tue afternoon. Warm air temperatures (max 23°C on Wed night, min 15°C on Tue night). Mainly fresh winds. | Days 4–6 Weather SummarySome drizzle, heaviest during Fri morning. Warm air temperatures (max 22°C on Fri night, min 16°C on Sat afternoon). Wind will be generally light. | Days 7–9 Weather SummaryHeavy rain (total 23mm), heaviest during Wed night. Warm (max 23°C on Tue morning, min 19°C on Mon morning). Winds increasing (calm on Mon afternoon, fresh winds from the SW by Wed night). | Days 10–12 Weather SummaryLight rain (total 8mm), mostly falling on Sat night. Warm (max 21°C on Fri morning, min 16°C on Fri night). Winds increasing (light winds from the SSE on Thu night, fresh winds from the SSW by Sat night). | Days 13–16 Weather SummaryLight rain (total 5mm), mostly falling on Sun afternoon. Warm (max 24°C on Sun afternoon, min 16°C on Mon morning). Winds decreasing (fresh winds from the N on Mon morning, calm by Wed afternoon). | |||||||||||||||||||||||||||||||||||||||||||
Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 1 | Thursday 2 | Friday 3 | Saturday 4 | Sunday 5 | Monday 6 | Tuesday 7 | Wed 8 | ||||||||||||||||||||||||||||||||
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 | 7:49AM1.43m | 8:20PM1.58m | 8:48AM1.34m | 9:10PM1.59m | 9:49AM1.29m | 9:58PM1.59m | 10:48AM1.26m | 10:44PM1.60m | 11:40AM1.24m | 11:27PM1.61m | 12:24PM1.24m | 00:06AM1.62m | 12:59PM1.24m | 00:43AM1.64m | 1:30PM1.27m | 1:20AM1.66m | 2:04PM1.31m | 1:58AM1.66m | 2:42PM1.35m | 2:38AM1.65m | 3:22PM1.38m | 3:21AM1.61m | 4:03PM1.41m | 4:05AM1.56m | 4:44PM1.44m | 4:52AM1.49m | 5:24PM1.48m | 5:41AM1.44m | 6:09PM1.53m | ||||||||||||||||||
Low Tide | 2:11PM-0.04m | 3:04AM-0.03m | 2:59PM0.01m | 4:04AM-0.05m | 3:47PM0.05m | 5:00AM-0.08m | 4:34PM0.08m | 5:52AM-0.09m | 5:19PM0.11m | 6:38AM-0.08m | 6:01PM0.12m | 7:19AM-0.07m | 6:39PM0.12m | 7:56AM-0.06m | 7:16PM0.11m | 8:29AM-0.06m | 7:53PM0.08m | 9:03AM-0.07m | 8:32PM0.06m | 9:37AM-0.08m | 9:16PM0.04m | 10:12AM-0.08m | 10:04PM0.03m | 10:49AM-0.08m | 10:56PM0.03m | 11:29AM-0.06m | 11:52PM0.02m | 12:12PM-0.05m | |||||||||||||||||||
Wave Height (m) Direction Period (s) | SSE 4 | ENE 4 | SE 6 | SE 7 | SE 7 | SE 8 | SE 8 | SE 8 | SSE 4 | S 4 | SE 4 | SE 6 | ESE 8 | E 4 | ENE 5 | E 11 | ESE 10 | ESE 10 | E 10 | E 10 | ESE 10 | E 10 | S 3 | S 3 | SSW 4 | S 4 | S 3 | ENE 4 | ENE 4 | SE 7 | ESE 7 | ENE 3 | E 4 | E 9 | E 8 | SSW 3 | ESE 8 | SE 8 | SE 8 | NNE 4 | E 7 | E 7 | ESE 7 | E 7 | E 6 | SE 7 | ESE 7 |
 |  |  |  | |  | |  |  | | |  | | | | | | | | | | | | | |  | | | | |  | | | | | | |  | | | | | | | | | | |
light rain | mod rain | mod rain | clear | clear | clear | clear | some clouds | rain shwrs | light rain | some clouds | some clouds | some clouds | some clouds | clear | clear | clear | clear | some clouds | some clouds | some clouds | some clouds | some clouds | rain shwrs | light rain | rain shwrs | rain shwrs | light rain | some clouds | some clouds | cloudy | cloudy | some clouds | clear | clear | rain shwrs | rain shwrs | risk tstorm | rain shwrs | some clouds | clear | some clouds | some clouds | clear | some clouds | clear | clear | |
km/h | |||||||||||||||||||||||||||||||||||||||||||||||
mm | 5 | 6 | 8 | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 8 | 13 | 3 | — | — | — | — | — | — | — | 5 | 1 | 3 | 1 | — | — | — | — | — | — | — | — |
max °C | 20 | 20 | 16 | 19 | 21 | 23 | 22 | 23 | 21 | 19 | 21 | 22 | 18 | 17 | 17 | 19 | 19 | 19 | 21 | 22 | 21 | 23 | 23 | 21 | 20 | 22 | 20 | 19 | 19 | 20 | 21 | 19 | 17 | 18 | 21 | 20 | 23 | 24 | 22 | 17 | 17 | 16 | 18 | 19 | 19 | 22 | 24 |
Moonrise | 2:42 | — | — | — | 3:46 | — | — | 4:50 | — | — | 5:53 | — | — | 6:53 | — | — | 7:48 | — | — | 8:35 | — | — | — | 9:14 | — | — | 9:47 | — | — | 10:14 | — | — | 10:37 | — | — | 10:59 | — | — | 11:19 | — | — | 11:40 | — | — | — | 12:03 | — |
Moonset | 12:54 | — | — | 1:16 | — | — | 1:41 | — | — | 2:10 | — | — | 2:45 | — | — | 3:28 | — | — | 4:19 | — | — | 5:17 | — | — | 6:19 | — | — | 7:24 | — | — | 8:29 | — | — | 9:35 | — | — | 10:40 | — | — | 11:46 | — | — | 12:55 | — | — | 2:07 | — |
 | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:09 | — | — | 5:09 | — | — | 5:09 | — | — | 5:11 | — | — | 5:11 | — | — | 5:11 | — | — | 5:11 | — |
 | — | 8:17 | — | — | 8:17 | — | — | 8:17 | — | — | 8:17 | — | — | 8:17 | — | — | 8:17 | — | — | 8:17 | — | — | 8:17 | — | — | 8:17 | — | — | 8:17 | — | — | 8:16 | — | — | 8:16 | — | — | 8:16 | — | — | 8:16 | — | — | 8:15 | — | — | 8:15 |
Today's sea temperature in Chatham, Cape Cod is 16.4° C (Statistics for 23 Jun 1981-2005 – mean: 16.0 max: 19.4 min: 14.7°C) | |||||||||||||||||||||||||||||||||||||||||||||||
Nearest