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Marine Weather

Marine weather for Nantes

Lat: 47.20000, Lon: -1.56667

France, 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
Mon 21
Apr
10:00

120°

580.2

270°

0.214.25554150.06210056
 13:00

157°

550.2

270°

0.213.86161260.05310056
 16:00

281°

480.2

270°

0.113.16161280.05310056
 19:00

314°

7110.1N/A0.0N/A5655190.07010056
 22:00

335°

8100.1N/A0.0N/A4744440.08510076
Tue 22
Apr
01:00

346°

890.1N/A0.0N/A4643800.09010076
 04:00

343°

670.2

270°

0.211.94846590.08710073
 07:00

309°

560.2

270°

0.211.94947390.08810096
 10:00

273°

680.1N/A0.0N/A575690.06910106
 13:00

251°

9140.3N/A0.0N/A606040.06210116
 16:00

247°

11140.4N/A0.0N/A595940.06210116
 19:00

233°

10120.4

270°

0.36.4555200.07410126
 22:00

194°

9110.5

270°

0.46.3464410.09110146
The 7 day weather forecast summary for Nantes, France, Global Ports:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 15°C, with a high of 16°C expected on Monday morning. The average minimum temperature for the week ahead will be around 8°C, dipping to its lowest on Friday morning at 2°C. Sunday is expected to see the most precipitation with around 12mm, or about 0.5inches anticipated. The strongest wind will be felt on Sunday morning, coming from the west, and reaching around 35mph, that's about 57km/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


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