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 07:39 AM and sunset is at 06:47 PM.
Days 1–3 Weather SummaryLight rain (total 5mm), mostly falling on Thu night. Warm air temperatures (max 26°C on Sat afternoon, min 24°C on Thu morning). Winds increasing (light winds from the NE on Thu morning, fresh winds from the SE by Sat night). | Days 4–6 Weather SummaryMostly dry. Warm air temperatures (max 27°C on Sun night, min 25°C on Mon night). Mainly fresh winds. | Days 7–9 Weather SummarySome drizzle, heaviest during Fri afternoon. Warm (max 27°C on Wed afternoon, min 25°C on Wed night). Wind will be generally light. | Days 10–12 Weather SummaryLight rain (total 4mm), mostly falling on Sat morning. Warm (max 25°C on Sat morning, min 25°C on Sat morning). Wind will be generally light. | |||||||||||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | |||||||||||||||||||||||||
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 | 5:09PM0.50m | 5:10AM0.75m | 5:46PM0.51m | 5:45AM0.76m | 6:21PM0.52m | 6:20AM0.76m | 6:57PM0.52m | 6:54AM0.75m | 7:35PM0.53m | 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 | |||||||||||||
Low Tide | 11:15AM0.01m | 10:44PM0.07m | 11:49AM-0.02m | 11:19PM0.06m | 12:22PM-0.03m | 11:55PM0.05m | 12:55PM-0.04m | 00:30AM0.06m | 1:30PM-0.03m | 1:08AM0.08m | 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 | |||||||||||||
N 12 | N 12 | N 13 | N 12 | N 12 | N 12 | N 12 | N 12 | N 11 | N 11 | N 11 | NNE 12 | NNE 11 | NNE 11 | NNE 11 | NNW 11 | NNW 11 | N 10 | ENE 9 | NW 11 | NW 11 | NNW 10 | N 10 | NE 9 | ENE 8 | E 8 | NW 15 | NW 13 | NW 13 | NW 12 | NW 12 | NNW 12 | N 14 | NNW 13 | NNW 12 | NNW 12 | |
 |  |  |  | | |  | |  | | |  | | | | | |  | | | | | | | | | | | | | | | | | | | |
cloudy | some clouds | risk tstorm | risk tstorm | risk tstorm | risk tstorm | clear | clear | clear | some clouds | some clouds | cloudy | cloudy | some clouds | clear | cloudy | clear | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | risk tstorm | some clouds | risk tstorm | some clouds | risk tstorm | clear | clear | clear | clear | clear | clear | |
km/h | ||||||||||||||||||||||||||||||||||||
— | — | 1 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 2 | — | 2 | — | — | — | — | — | — | |
max°C | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Moonrise | 6:42 | — | — | 7:35 | — | — | 8:27 | — | — | 9:16 | — | — | 10:01 | — | — | 10:43 | — | — | 11:22 | — | — | 11:59 | — | — | 12:35 | — | — | 1:13 | — | — | 1:52 | — | — | 2:36 | — | — |
Moonset | — | 5:52 | — | — | 6:44 | — | — | 7:38 | — | — | 8:33 | — | — | — | 9:27 | — | — | 10:21 | — | — | 11:14 | — | — | — | 12:06 | — | — | 12:58 | — | — | 1:53 | — | — | 2:51 | — | — |
 | 7:39 | — | — | 7:41 | — | — | 7:41 | — | — | 7:41 | — | — | 7:41 | — | — | 7:43 | — | — | 7:43 | — | — | 7:43 | — | — | 7:43 | — | — | 7:45 | — | — | 7:45 | — | — | 7:45 | — | — |
 | — | 6:47 | — | — | 6:49 | — | — | 6:49 | — | — | 6:50 | — | — | 6:50 | — | — | 6:51 | — | — | 6:51 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:53 | — |
Today's sea temperature in Johnston Atoll is 27.0° C (Statistics for 18 Dec 1981-2005 – mean: 26.3 max: 26.9 min: 25.7°C) | ||||||||||||||||||||||||||||||||||||
Nearest