MARINE WEATHER

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Marine Weather

Marine weather for Mourilyan Harbour

Lat: -17.60000, Lon: 146.13330

American Samoa, 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
07:00

139°

22282.3

60°

2.04.0717100.07910156
 10:00

146°

22272.3

60°

2.04.0757900.07510166
 13:00

154°

21262.2

70°

1.94.0798100.06510146
 16:00

146°

20232.1

60°

1.84.0798200.06510136
 19:00

120°

17201.9

60°

1.74.0778000.07110146
 22:00

138°

16201.8

60°

1.64.0747830.07410156
Sun 19
May
01:00

138°

16221.7

60°

1.54.07171110.07210146
 04:00

142°

17231.8

60°

1.54.0696930.07610136
 07:00

139°

19251.8

60°

1.64.0696900.07610156
 10:00

146°

21272.0

70°

1.74.07477190.06410166
 13:00

160°

20242.0

70°

1.74.0788000.06210156
 16:00

141°

19241.9

70°

1.64.0798200.06610146
 19:00

131°

17201.8

60°

1.54.0767900.06710156
 22:00

135°

16211.7

60°

1.44.0737700.06910166
The 7 day weather forecast summary for Mourilyan Harbour, American Samoa, Global Ports:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 26°C, with a high of 26°C expected on Saturday morning. The average minimum temperature for the week ahead will be around 22°C, dipping to its lowest on Sunday morning at 20°C. Wednesday is expected to see the most precipitation with around 12mm, or about 0.5inches anticipated. The strongest wind will be felt on Monday morning, coming from the southeast, and reaching around 26mph, that's about 43km/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