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Marine Weather

Marine weather for Port Lyttelton

Lat: -43.60000, Lon: 172.71670

New Zealand, Global Ports

DATE WIND WAVES SWELL WEATHER TEMPERATURE  
Date Local Time Dir Speed Gust Hsig Ht. Dir Height Period Icon Air Feels Like Cloud Precip RH Pressure Vis
Units =>degktsktsmdegmsecs °F°F%In%mbmiles
Sat 18
May
03:00

296°

680.2N/A0.0N/A464300.06910136
 06:00

279°

7110.2N/A0.0N/A454000.06910126
 09:00

266°

10140.2N/A0.0N/A464100.07010136
 12:00

264°

12160.2N/A0.0N/A606000.05610146
 15:00

212°

13160.3N/A0.0N/A565200.07410156
 18:00

190°

12140.3N/A0.0N/A5249850.07810186
 21:00

209°

880.3N/A0.0N/A4845990.08410201
Sun 19
May
00:00

203°

680.2N/A0.0N/A47431000.08610205
 03:00

259°

670.2N/A0.0N/A45411000.09010201
 06:00

278°

670.1N/A0.0N/A44401000.09010201
 09:00

328°

560.1N/A0.0N/A4746330.09010205
 12:00

269°

330.1N/A0.0N/A5151210.08510206
 15:00

218°

220.1N/A0.0N/A5353150.08210196
 18:00

168°

230.0N/A0.0N/A5151140.08410196
 21:00

147°

340.1N/A0.0N/A484980.08610206
The 7 day weather forecast summary for Port Lyttelton, New Zealand, Global Ports:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 13°C, with a high of 16°C expected on Thursday morning. The average minimum temperature for the week ahead will be around 8°C, dipping to its lowest on Saturday morning at 7°C. Saturday is expected to see the most precipitation with around 2mm, or about 0.1inches anticipated. The strongest wind will be felt on Saturday morning, coming from the southwest, and reaching around 15mph, that's about 25km/h.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure