Heard Island 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 05:00 AM and sunset is at 06:45 PM.
Days 1–3 Weather SummaryA light covering of new snow, mostly falling on Fri morning. Becoming milder with light rain (total 4mm) on Fri afternoon. Icy conditions (max 2°C on Fri afternoon, min 0°C on Fri afternoon). Winds decreasing (severe gales from the W on Fri night, moderate winds from the NNE by Sat night). | Days 4–6 Weather SummaryA light covering of new snow, mostly falling on Wed night. Air temperatures will be below freezing (max 0°C on Mon morning, min -2°C on Tue night). Winds increasing (calm on Wed morning, severe gales from the E by Wed night). | Days 7–9 Weather SummaryA dusting of snow giving way to moderate rain (total 14mm) heaviest on Sat night. Freeze-thaw conditions (max 4°C on Sat afternoon, min 0°C on Thu morning). Winds decreasing (severe gales from the SSE on Thu morning, moderate winds from the NW by Thu night). | Days 10–12 Weather SummaryA dusting of snow turning to light rain (total 5mm) on Tue afternoon. Freeze-thaw conditions (max 4°C on Tue afternoon, min -2°C on Sun night). Winds decreasing (gales from the WSW on Sun night, moderate winds from the WNW by Wed morning). | Days 13–16 Weather SummaryModerate rain (total 15mm), heaviest on Thu night giving way to a moderate fall of snow, heaviest on Fri morning. Freeze-thaw conditions (max 3°C on Thu morning, min -1°C on Fri afternoon). Mainly gales. | |||||||||||||||||||||||||||||||||||||||||||
Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | Sat 31 | ||||||||||||||||||||||||||||||||
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 | 4:01PM0.99m | 2:49AM1.11m | 4:36PM0.99m | 3:12AM1.11m | 5:15PM1.00m | 6:02PM1.02m | 7:07PM1.04m | 8:42PM1.06m | 6:07AM1.04m | 9:41PM1.09m | 8:05AM1.01m | 10:20PM1.11m | 10:18AM1.03m | 10:53PM1.12m | 11:26AM1.08m | 11:26PM1.13m | 12:18PM1.11m | 11:59PM1.15m | 1:05PM1.14m | 00:33AM1.17m | 1:50PM1.15m | 1:08AM1.19m | 2:34PM1.15m | 1:46AM1.21m | 3:17PM1.14m | 2:25AM1.23m | |||||||||||||||||||||
Low Tide | 9:14AM0.27m | 8:57PM0.72m | 9:42AM0.33m | 9:21PM0.79m | 10:12AM0.40m | 9:48PM0.86m | 10:45AM0.48m | 10:25PM0.93m | 11:28AM0.56m | 11:27PM0.98m | 12:27PM0.64m | 2:10AM0.98m | 1:55PM0.68m | 3:46AM0.89m | 3:25PM0.68m | 4:33AM0.76m | 4:29PM0.66m | 5:13AM0.61m | 5:19PM0.62m | 5:51AM0.45m | 6:02PM0.59m | 6:29AM0.29m | 6:43PM0.57m | 7:09AM0.17m | 7:20PM0.56m | 7:49AM0.08m | 7:58PM0.58m | 8:30AM0.06m | 8:36PM0.62m | ||||||||||||||||||
Wave Height (m) Direction Period (s) | W 13 | W 10 | W 14 | WSW 16 | WSW 15 | WSW 13 | W 12 | W 13 | W 14 | W 16 | W 16 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | E 8 | ESE 10 | NW 14 | NW 13 | NNW 7 | NW 10 | WNW 12 | W 14 | W 13 | W 12 | NNW 11 | NW 13 | WNW 14 | WSW 12 | WSW 12 | W 12 | W 10 | WNW 10 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | W 12 | W 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 |
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light snow | light rain | some clouds | some clouds | some clouds | light snow | snow shwrs | some clouds | snow shwrs | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | cloudy | cloudy | mod snow | light snow | some clouds | some clouds | light snow | light rain | mod rain | cloudy | light rain | rain shwrs | light snow | snow shwrs | some clouds | some clouds | some clouds | some clouds | cloudy | light rain | rain shwrs | cloudy | clear | light snow | light rain | light rain | heavy rain | light snow | light snow | some clouds | light snow | light snow | |
km/h | |||||||||||||||||||||||||||||||||||||||||||||||
mm | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 6 | — | 1 | 6 | — | — | — | — | — | — | — | 4 | 1 | — | — | — | 2 | 1 | 12 | — | — | — | — | — |
max °C | 1 | 2 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | -1 | -1 | -2 | -1 | 0 | 0 | 0 | 0 | 1 | 3 | 3 | 3 | 4 | 4 | 1 | 1 | 0 | -1 | 0 | 1 | 2 | 4 | 3 | 1 | 1 | 2 | 3 | 3 | 3 | 1 | 0 | 0 | 0 | 1 |
Moonrise | 8:05 | — | — | 9:03 | — | — | 10:11 | — | — | 11:25 | — | — | 12:42 | — | — | 1:59 | — | — | — | 3:17 | — | — | 4:37 | — | — | 6:00 | — | — | 7:26 | — | — | 8:58 | — | — | — | 10:31 | — | — | — | 12:00 | — | — | 1:14 | — | — | 2:06 | — |
Moonset | 1:48 | — | — | 2:36 | — | — | 3:11 | — | — | 3:36 | — | — | 3:54 | — | — | 4:08 | — | — | 4:19 | — | — | 4:30 | — | — | 4:40 | — | — | 4:51 | — | — | 5:05 | — | — | 5:23 | — | — | 5:50 | — | — | 6:31 | — | — | 7:32 | — | — | 8:52 | — |
 | 5:00 | — | — | 4:56 | — | — | 4:54 | — | — | 4:52 | — | — | 4:50 | — | — | 4:48 | — | — | 4:46 | — | — | 4:43 | — | — | 4:41 | — | — | 4:39 | — | — | 4:37 | — | — | 4:35 | — | — | 4:33 | — | — | 4:31 | — | — | 4:28 | — | — | 4:26 | — |
 | — | 6:45 | — | — | 6:46 | — | — | 6:49 | — | — | 6:50 | — | — | 6:52 | — | — | 6:53 | — | — | 6:55 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:04 | — | — | 7:06 | — | — | 7:07 | — | — | 7:08 | — | — | 7:10 | — | — | 7:13 |
Today's sea temperature in Heard Island is 2.0°C (Statistics for 16 Oct 1981-2005 – mean: 1.0 max: 1.6 min: 0.3°C) | |||||||||||||||||||||||||||||||||||||||||||||||
Nearest