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 — and sunset is at 07:37 PM.
Days 1–4 Weather SummaryLight rain (total 5mm), mostly falling on Mon night. Warm air temperatures (max 28°C on Mon afternoon, min 27°C on Sun night). Winds decreasing (fresh winds from the ENE on Sun night, calm by Tue night). | Days 5–7 Weather SummaryHeavy rain (total 24mm), heaviest during Thu afternoon. Warm air temperatures (max 28°C on Thu morning, min 27°C on Wed night). Wind will be generally light. | Days 8–10 Weather SummaryModerate rain (total 12mm), heaviest on Sat night. Warm (max 28°C on Sun afternoon, min 27°C on Sat night). Wind will be generally light. | Days 11–13 Weather SummaryLight rain (total 6mm), mostly falling on Wed morning. Warm (max 28°C on Thu afternoon, min 27°C on Tue night). Wind will be generally light. | Days 14–17 Weather SummaryHeavy rain (total 22mm), heaviest during Fri night. Warm (max 28°C on Fri night, min 27°C on Fri night). Wind will be generally light. | |||||||||||||||||||||||||||||||||||||||||||
Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | Monday 7 | Tue 8 | ||||||||||||||||||||||||||||||||
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 | 3:46AM0.46m | 3:45PM0.67m | 4:22AM0.53m | 4:23PM0.72m | 4:55AM0.59m | 4:56PM0.76m | 5:27AM0.65m | 5:28PM0.78m | 5:58AM0.70m | 6:00PM0.78m | 6:29AM0.74m | 6:32PM0.76m | 7:03AM0.77m | 7:06PM0.71m | 7:38AM0.78m | 7:43PM0.65m | 8:18AM0.76m | 8:24PM0.58m | 9:05AM0.73m | 9:15PM0.49m | 10:04AM0.68m | 10:27PM0.42m | 11:22AM0.64m | 00:14AM0.40m | 12:53PM0.64m | 1:59AM0.44m | 2:13PM0.68m | 3:09AM0.51m | |||||||||||||||||||
Low Tide | 9:49PM0.10m | 9:22AM0.15m | 10:22PM0.05m | 10:04AM0.10m | 10:52PM0.01m | 10:41AM0.06m | 11:21PM-0.03m | 11:16AM0.04m | 11:48PM-0.05m | 11:52AM0.02m | 00:16AM-0.06m | 12:28PM0.02m | 00:44AM-0.05m | 1:06PM0.03m | 1:14AM-0.04m | 1:47PM0.05m | 1:46AM-0.01m | 2:33PM0.09m | 2:22AM0.04m | 3:30PM0.14m | 3:06AM0.09m | 4:49PM0.17m | 4:09AM0.15m | 6:37PM0.17m | 5:52AM0.19m | 8:08PM0.12m | 7:39AM0.17m | 9:07PM0.06m | 8:53AM0.12m | ||||||||||||||||||
Wave Height (m) Direction Period (s) | NNW 11 | N 10 | NE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | SSE 12 | SSE 11 | SSE 10 | SSE 10 | ESE 8 | SE 9 | SE 9 | ESE 9 | SE 11 | S 15 | S 14 | E 9 | E 9 | E 8 | E 8 | SSE 13 | SE 13 | SE 12 | S 14 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | W 12 | W 11 |
 |  | |  | |  | | | | | | | | | | | | | | | | | | | | | | |  | | | | | | | | | | | | | | | | | | | |
clear | clear | clear | risk tstorm | clear | risk tstorm | clear | clear | risk tstorm | risk tstorm | risk tstorm | risk tstorm | risk tstorm | risk tstorm | clear | clear | risk tstorm | risk tstorm | risk tstorm | clear | risk tstorm | clear | risk tstorm | risk tstorm | risk tstorm | risk tstorm | clear | clear | rain shwrs | clear | risk tstorm | clear | risk tstorm | risk tstorm | risk tstorm | clear | risk tstorm | risk tstorm | risk tstorm | risk tstorm | risk tstorm | clear | risk tstorm | clear | clear | risk tstorm | clear | |
km/h | |||||||||||||||||||||||||||||||||||||||||||||||
mm | — | — | — | 2 | — | 2 | — | — | 1 | 5 | 2 | 8 | 4 | 2 | — | — | 1 | 2 | 2 | — | 1 | — | 1 | 2 | 4 | 2 | — | — | 1 | — | 1 | — | 1 | 1 | 1 | — | 11 | 5 | 1 | 3 | 1 | — | 1 | — | — | 1 | — |
max °C | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 |
Moonrise | — | — | 5:34 | — | — | 6:16 | — | — | 6:55 | — | — | 7:32 | — | — | 8:08 | — | — | 8:44 | — | — | — | 9:21 | — | — | 10:02 | — | — | 10:46 | — | — | 11:37 | — | — | — | 12:33 | — | — | 1:35 | — | — | 2:40 | — | — | 3:46 | — | — | 4:49 |
Moonset | — | 4:04 | — | — | 4:58 | — | — | 5:51 | — | — | 6:43 | — | — | 7:34 | — | — | 8:25 | — | — | 9:18 | — | — | 10:13 | — | — | 11:10 | — | — | 12:11 | — | — | 1:15 | — | — | 2:19 | — | — | — | 3:21 | — | — | 4:19 | — | — | 5:11 | — | — |
 | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — | 7:05 | — | — | 7:05 | — | — | 7:05 | — | — | 7:05 |
 | 7:37 | — | 7:37 | — | — | 7:36 | — | — | 7:35 | — | — | 7:35 | — | — | 7:34 | — | — | 7:32 | — | — | 7:31 | — | — | 7:31 | — | — | 7:30 | — | — | 7:30 | — | — | 7:29 | — | — | 7:29 | — | — | 7:28 | — | — | 7:27 | — | — | 7:25 | — | — |
Today's sea temperature in Johnston Atoll is 28.8°C (Statistics for 23 Aug 1981-2005 – mean: 27.6 max: 28.4 min: 26.7°C) | |||||||||||||||||||||||||||||||||||||||||||||||
Nearest