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Southsea Weather Forecast

Temperature, wind, rain and more for Southsea

City of Portsmouth, United Kingdom

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 28
Mar		15:00

NE
NE

 21 / 37 mph 50 / 43°F 65% 1027 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 22%
Most Significant Cloud Type: medium
25%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

NE
NE

 19 / 33 mph 46 / 39°F 71% 1029 mb
Low level cloud: 20%
Mid level cloud: 5%
High level cloud: 71%
Most Significant Cloud Type: low
30%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

NNE
NNE

 23 / 32 mph 43 / 34°F 70% 1032 mb
Low level cloud: 3%
Mid level cloud: 0%
High level cloud: 41%
Most Significant Cloud Type: medium
9%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sun 29
Mar		00:00

NE
NE

 23 / 30 mph 41 / 31°F 66% 1033 mb
Low level cloud: 2%
Mid level cloud: 0%
High level cloud: 8%
Most Significant Cloud Type: low
2%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

NNE
NNE

 22 / 30 mph 40 / 30°F 65% 1034 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

NNE
NNE

 22 / 28 mph 38 / 27°F 69% 1035 mb
Low level cloud: 1%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

NNE
NNE

 28 / 32 mph 42 / 31°F 62% 1036 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
12:00

NNE
NNE

 25 / 44 mph 42 / 31°F 59% 1037 mb
Low level cloud: 87%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: low
97%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
15:00

NNE
NNE

 24 / 46 mph 42 / 32°F 57% 1037 mb
Low level cloud: 55%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
71%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
18:00

NNE
NNE

 23 / 41 mph 40 / 29°F 63% 1037 mb
Low level cloud: 24%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
24%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
21:00

NNE
NNE

 20 / 27 mph 39 / 29°F 68% 1039 mb
Low level cloud: 38%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
41%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
The 7 day weather forecast summary for Southsea:

Reviewing the forecast for Southsea Over the next 7 days and the average daytime maximum temperature will be around 10°C, with a high for the week of 12°C expected on the afternoon of Thursday 2nd. The mean minimum temperature will be 4°C, dipping to its lowest on the morning of Monday 30th at 1°C. Expect the week ahead to remain predominantly dry. On the whole winds are likely to be moderate. Expect the strongest wind on Sunday morning, coming from a north easterly direction, and reaching around 29mph.

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