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Marine Weather

Marine weather for Off Lisbon

Lat: 38.50000, Lon: -9.50000

Portugal, Coastal Areas

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 19
Apr
03:00

336°

12151.0

280°

0.612.4595600.08410146
 06:00

338°

11121.0

280°

0.712.1585500.08410136
 09:00

326°

9101.0

280°

0.711.8616100.08110136
 12:00

286°

8101.0

280°

0.811.6656500.07710126
 15:00

261°

9131.0

280°

0.811.1676760.07810116
 18:00

250°

10121.0

280°

0.810.9656580.08010106
 21:00

232°

881.0

280°

0.710.5626280.08310106
Sun 20
Apr
00:00

166°

670.9

280°

0.710.36262320.08410095
 03:00

147°

7120.9

280°

0.610.16060650.28410064
 06:00

195°

8100.9

270°

0.77.85957430.28310054
 09:00

161°

781.0

270°

0.77.86363310.18410055
 12:00

146°

7110.7

230°

0.47.76767290.08110045
 15:00

221°

890.7

240°

0.47.66969220.07910036
 18:00

263°

8100.9

270°

0.77.66767200.08110035
 21:00

333°

661.0

270°

0.77.76464250.08010055
The 7 day weather forecast summary for Off Lisbon, Portugal, Coastal Areas:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 18°C, with a high of 21°C expected on Sunday morning. The average minimum temperature for the week ahead will be around 15°C, dipping to its lowest on Friday morning at 14°C. Sunday is expected to see the most precipitation with around 14mm, or about 0.6inches anticipated. The strongest wind will be felt on Tuesday morning, coming from the southwest, and reaching around 20mph, that's about 32km/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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