MARINE WEATHER

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Marine Weather

Marine weather for Greenock

Lat: 55.95000, Lon: -4.75000

United Kingdom, 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 =>degmphmphmdegmsecs °F°F%In%mbmiles
Sat 18
May
03:00

357°

780.1N/A0.0N/A515120.09610161
 06:00

13°

670.1N/A0.0N/A555520.09310166
 09:00

670.1N/A0.0N/A646400.07310176
 12:00

328°

670.1N/A0.0N/A707000.05510176
 15:00

288°

560.1N/A0.0N/A696940.06010166
 18:00

222°

450.1N/A0.0N/A646480.18310165
 21:00

212°

330.0N/A0.0N/A555590.09310176
Sun 19
May
00:00

30°

340.0N/A0.0N/A515120.09610181
 03:00

348°

460.0N/A0.0N/A4949120.09610181
 06:00

352°

450.1N/A0.0N/A5252210.09310186
 09:00

358°

340.0N/A0.0N/A6060170.07810186
 12:00

336°

220.0N/A0.0N/A6666260.06510176
 15:00

247°

110.0N/A0.0N/A6464390.07410176
 18:00

212°

110.0N/A0.0N/A6262340.08510175
 21:00

359°

360.0N/A0.0N/A5453290.09610185
The 7 day weather forecast summary for Greenock, United Kingdom, Global Ports:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 16°C, with a high of 21°C expected on Saturday morning. The average minimum temperature for the week ahead will be around 10°C, dipping to its lowest on Tuesday morning at 7°C. Wednesday is expected to see the most precipitation with around 20mm, or about 0.8inches anticipated. The strongest wind will be felt on Wednesday morning, coming from the northwest, and reaching around 13mph, that's about 21km/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