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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 23
Jun
12:00

SW
SW

36 / 45 mph 54 / 46°F 63% 1015 mb
Low level cloud: 29%
Mid level cloud: 71%
High level cloud: 0%
Most Significant Cloud Type: low
53%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
15:00

SW
SW

36 / 46 mph 55 / 48°F 56% 1015 mb
Low level cloud: 1%
Mid level cloud: 90%
High level cloud: 0%
Most Significant Cloud Type: medium
93%
Expect 0.03 In of precipitation over the past 3 hours.
0.03 In
18:00

SW
SW

39 / 49 mph 54 / 46°F 61% 1016 mb
Low level cloud: 30%
Mid level cloud: 48%
High level cloud: 0%
Most Significant Cloud Type: low
46%
Expect 0.03 In of precipitation over the past 3 hours.
0.03 In
21:00

SSW
SSW

37 / 46 mph 51 / 43°F 52% 1018 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: medium
30%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
Thu 24
Jun
00:00

SSW
SSW

30 / 49 mph 49 / 40°F 54% 1020 mb
Low level cloud: 4%
Mid level cloud: 34%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

SSW
SSW

32 / 51 mph 49 / 40°F 59% 1022 mb
Low level cloud: 24%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
39%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

SSW
SSW

31 / 51 mph 49 / 40°F 56% 1023 mb
Low level cloud: 18%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
34%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

S
S

26 / 43 mph 49 / 41°F 57% 1025 mb
Low level cloud: 29%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
44%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
12:00

S
S

22 / 37 mph 49 / 41°F 56% 1026 mb
Low level cloud: 35%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
37%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
15:00

S
S

22 / 37 mph 49 / 41°F 58% 1026 mb
Low level cloud: 19%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
18%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

S
S

27 / 47 mph 49 / 40°F 62% 1025 mb
Low level cloud: 11%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
11%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

SSE
SSE

19 / 33 mph 49 / 42°F 64% 1027 mb
Low level cloud: 57%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: low
57%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
The 7 day weather forecast summary for Tristan Da Cunha:

The next 7 day outlook for Tristan Da Cunha shows the average daytime maximum temperature will be around 16°C, with a high for the week of 23°C expected on the afternoon of Tuesday 29th. The average minimum temperature will be 11°C, dipping to its lowest on the morning of Wednesday 23rd at 9°C. Expect the week ahead to have mostly dry days although Wednesday 23rd and Tuesday 29th are likely to see a significant amount of rain. The indicators are that Tuesday 23rd will have the most precipitation with an accumulation of around 22.0mm. On the whole winds are likely to be strong. The strongest wind will be experienced on Tuesday afternoon, coming from a north westerly direction, and reaching around 40mph. However, the forecast suggests maximum gusts on Wednesday morning.

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