MARINE WEATHER

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Marine Weather

Marine weather for Grimstad

Lat: 58.33333, Lon: 8.70000

Norway, 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
04:00

25°

8100.3

90°

0.13.0535300.06510176
 07:00

46°

890.3

180°

0.13.0535300.05810176
 10:00

85°

8120.3

210°

0.14.5585700.06010186
 13:00

86°

9110.3N/A0.0N/A626200.06010176
 16:00

83°

880.3N/A0.0N/A636300.05610166
 19:00

275°

550.2

90°

0.12.4606000.05710156
 22:00

269°

6100.1N/A0.0N/A575600.06110146
Sun 19
May
01:00

253°

770.1N/A0.0N/A525000.06210146
 04:00

251°

560.2N/A0.0N/A504800.06710136
 07:00

238°

560.1N/A0.0N/A606000.06010136
 10:00

215°

7120.2N/A0.0N/A666600.05710126
 13:00

225°

11160.3N/A0.0N/A666600.05910126
 16:00

226°

13180.5N/A0.0N/A656500.06010116
 19:00

212°

13140.5N/A0.0N/A565300.07510116
 22:00

212°

990.5

210°

0.25.2535100.08010116
The 7 day weather forecast summary for Grimstad, Norway, 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 19°C expected on Sunday morning. The average minimum temperature for the week ahead will be around 12°C, dipping to its lowest on Sunday morning at 10°C. Friday is expected to see the most precipitation with around 2mm, or about 0.1inches anticipated. The strongest wind will be felt on Thursday morning, coming from the northeast, and reaching around 31mph, that's about 50km/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