Johnston Atoll 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 07:43 AM and sunset is at 06:51 PM.
Days 1–3 Weather SummaryMostly dry. Warm air temperatures (max 26°C on Tue morning, min 25°C on Tue morning). Mainly fresh winds. | Days 4–6 Weather SummaryLight rain (total 5mm), mostly falling on Sat morning. Warm air temperatures (max 25°C on Fri morning, min 24°C on Sun night). Wind will be generally light. | Days 7–9 Weather SummaryLight rain (total 4mm), mostly falling on Mon morning. Warm (max 25°C on Mon afternoon, min 24°C on Mon morning). Winds increasing (light winds from the E on Mon afternoon, fresh winds from the ENE by Wed night). | Days 10–12 Weather SummaryLight rain (total 7mm), mostly falling on Thu night. Warm (max 25°C on Thu morning, min 23°C on Sat night). Mainly strong winds. | |||||||||||||||||||||||||||||||||
Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 31 | Thursday 1 | Friday 2 | Saturday 3 | |||||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
High Tide | 7:31AM0.73m | 8:16PM0.54m | 8:09AM0.70m | 9:03PM0.56m | 8:52AM0.65m | 9:55PM0.58m | 9:41AM0.59m | 10:55PM0.61m | 10:42AM0.53m | 11:59PM0.64m | 11:57AM0.47m | 1:06AM0.69m | 1:19PM0.45m | 2:09AM0.73m | 2:38PM0.45m | 3:07AM0.78m | 3:47PM0.47m | 4:01AM0.81m | 4:43PM0.51m | 4:51AM0.83m | 5:33PM0.55m | 5:37AM0.84m | 6:18PM0.58m | |||||||||||||
Low Tide | 2:05PM-0.02m | 1:50AM0.11m | 2:42PM-0.00m | 2:39AM0.15m | 3:24PM0.02m | 3:39AM0.19m | 4:10PM0.04m | 4:57AM0.21m | 5:05PM0.06m | 6:29AM0.20m | 6:09PM0.07m | 7:55AM0.14m | 7:18PM0.07m | 9:03AM0.07m | 8:25PM0.05m | 9:59AM-0.01m | 9:26PM0.03m | 10:48AM-0.07m | 10:20PM0.00m | 11:32AM-0.11m | 11:10PM-0.02m | 12:14PM-0.13m | 11:56PM-0.02m | |||||||||||||
NW 12 | NW 11 | NNW 10 | N 10 | N 10 | N 10 | N 10 | NNE 10 | NE 9 | ENE 9 | E 8 | NW 15 | NW 14 | NW 13 | NW 12 | NW 12 | NW 11 | NNW 11 | NNW 12 | NNW 12 | N 16 | N 16 | N 16 | N 16 | N 15 | N 15 | N 14 | N 13 | N 12 | N 12 | NNE 12 | NNE 12 | NNE 12 | NNE 13 | NNE 13 | NE 13 | |
 |  |  | | | | | | | | |  |  | |  | |  |  | | | | | | | | | | | |  | | | | | |  | |
some clouds | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | clear | some clouds | risk tstorm | risk tstorm | cloudy | some clouds | rain shwrs | risk tstorm | risk tstorm | clear | some clouds | clear | risk tstorm | clear | risk tstorm | clear | clear | clear | clear | rain shwrs | rain shwrs | some clouds | some clouds | rain shwrs | some clouds | light rain | |
km/h | ||||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | 1 | 2 | 1 | — | — | — | 1 | — | 2 | — | — | — | — | 3 | 1 | — | — | 1 | — | 1 | |
max°C | 26 | 26 | 26 | 25 | 26 | 26 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 24 | 24 | 24 | 24 |
Moonrise | 10:43 | — | — | 11:22 | — | — | 11:59 | — | — | 12:35 | — | — | 1:13 | — | — | 1:52 | — | — | 2:36 | — | — | — | 3:26 | — | — | 4:23 | — | — | 5:27 | — | — | 6:34 | — | — | 7:42 | — |
Moonset | — | — | 10:21 | — | — | 11:14 | — | — | — | 12:06 | — | — | 12:58 | — | — | 1:53 | — | — | 2:51 | — | — | 3:53 | — | — | 5:00 | — | — | 6:08 | — | — | 7:16 | — | — | 8:18 | — | — |
 | 7:43 | — | — | 7:43 | — | — | 7:43 | — | — | 7:43 | — | — | 7:45 | — | — | 7:45 | — | — | 7:45 | — | — | 7:46 | — | — | 7:46 | — | — | 7:47 | — | — | 7:47 | — | — | 7:47 | — | — |
 | — | 6:51 | — | — | 6:51 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:53 | — | — | 6:54 | — | — | 6:54 | — | — | 6:55 | — | — | 6:55 | — | — | 6:57 | — |
Today's sea temperature in Johnston Atoll is 26.9° C (Statistics for 23 Dec 1981-2005 – mean: 26.3 max: 26.9 min: 25.6°C) | ||||||||||||||||||||||||||||||||||||
Nearest