MARINE WEATHER

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Marine Weather

Marine weather for Edinburgh

Lat: -37.05000, Lon: -12.30000

St. Helena Island, 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

281°

31365.8

250°

5.514.65854410.08810105
 06:00

283°

24245.6

250°

5.414.65551570.08910106
 09:00

305°

19235.6

250°

5.614.964641000.19410095
 12:00

328°

25416.0

250°

5.916.172761000.29410054
 15:00

322°

40614.0

270°

3.716.27681940.19110005
 18:00

293°

51675.8

250°

5.215.9727600.0819996
 21:00

175°

42427.2

250°

6.815.4666600.08110056
Sun 19
May
00:00

243°

25256.2

250°

5.015.2555120.07710096
 03:00

238°

13135.4

250°

4.414.65553940.07910096
 06:00

19°

9144.8

250°

4.714.35653290.08010076
 09:00

337°

21372.5

260°

2.414.06060120.08810055
 12:00

310°

29364.2

250°

4.014.0626290.08210026
 15:00

287°

33474.3

250°

4.114.0616130.0849995
 18:00

279°

40554.9

250°

4.614.0575160.0779996
 21:00

242°

43556.0

250°

5.614.05446170.08310025
The 7 day weather forecast summary for Edinburgh, St. Helena Island, Global Ports:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 18°C, with a high of 25°C expected on Saturday morning. The average minimum temperature for the week ahead will be around 13°C, dipping to its lowest on Monday morning at 11°C. Saturday is expected to see the most precipitation with around 10mm, or about 0.4inches anticipated. The strongest wind will be felt on Saturday morning, coming from the northwest, and reaching around 51mph, that's about 82km/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