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Tristan Da Cunha Weather Forecast

Temperature, wind, rain and more for Tristan Da Cunha

Tristan Da Cunha

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Wed 24
Apr		03:00

SW
SW

 7 / 9 mph 61 / 61°F 74% 1022 mb
Low level cloud: 11%
Mid level cloud: 0%
High level cloud: 83%
Most Significant Cloud Type: low
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSW
SSW

 7 / 10 mph 60 / 60°F 71% 1023 mb
Low level cloud: 11%
Mid level cloud: 1%
High level cloud: 34%
Most Significant Cloud Type: low
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SW
SW

 4 / 4 mph 63 / 62°F 64% 1025 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 13%
Most Significant Cloud Type: high
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSW
SSW

 0 / 0 mph 66 / 65°F 62% 1025 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: high
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

 6 / 6 mph 67 / 66°F 66% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNE
NNE

 9 / 10 mph 65 / 65°F 72% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

 13 / 16 mph 63 / 63°F 74% 1024 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 25
Apr		00:00

NNE
NNE

 16 / 18 mph 67 / 67°F 86% 1023 mb
Low level cloud: 71%
Mid level cloud: 19%
High level cloud: 70%
Most Significant Cloud Type: low
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

 20 / 28 mph 64 / 64°F 90% 1021 mb
Low level cloud: 51%
Mid level cloud: 13%
High level cloud: 6%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

 20 / 37 mph 61 / 62°F 91% 1020 mb
Low level cloud: 26%
Mid level cloud: 8%
High level cloud: 6%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNW
NNW

 21 / 24 mph 68 / 68°F 89% 1021 mb
Low level cloud: 14%
Mid level cloud: 10%
High level cloud: 16%
Most Significant Cloud Type: low
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

N
N

 27 / 31 mph 75 / 79°F 88% 1019 mb
Low level cloud: 17%
Mid level cloud: 0%
High level cloud: 30%
Most Significant Cloud Type: low
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

N
N

 30 / 35 mph 79 / 83°F 87% 1016 mb
Low level cloud: 41%
Mid level cloud: 16%
High level cloud: 93%
Most Significant Cloud Type: low
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

N
N

 31 / 36 mph 75 / 78°F 87% 1015 mb
Low level cloud: 38%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

N
N

 32 / 37 mph 70 / 70°F 87% 1014 mb
Low level cloud: 22%
Mid level cloud: 47%
High level cloud: 32%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Tristan Da Cunha:

Taking a look at Tristan Da Cunha over the coming week and the average daytime maximum temperature will be around 20°C, with a high for the week of 26°C expected on the afternoon of Thursday 25th. The average minimum temperature will be 14°C, dipping to its lowest on the morning of Sunday 28th at 12°C. Expect the next week to have mixed overhead conditions with some days dry and some seeing a significant amount of rain. The indicators are that Friday 28th will have the most precipitation with an accumulation of around 36.0mm. On the whole winds are likely to be strong. The strongest wind will be experienced on Friday morning, coming from a northerly direction, and reaching around 35mph.

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