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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
Mon 19
Apr		00:00

NW
NW

 2 / 3 mph 46 / 46°F 80% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 8%
Most Significant Cloud Type: high
8%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

NNW
NNW

 2 / 4 mph 42 / 42°F 81% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 1%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

NE
NE

 2 / 4 mph 41 / 41°F 81% 1023 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 1%
Most Significant Cloud Type: medium
7%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

SE
SE

 1 / 2 mph 51 / 50°F 73% 1023 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
12:00

SSE
SSE

 6 / 7 mph 54 / 51°F 70% 1022 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
15:00

S
S

 6 / 8 mph 54 / 51°F 67% 1021 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

SW
SW

 5 / 6 mph 55 / 52°F 72% 1020 mb
Low level cloud: 13%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
15%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

WSW
WSW

 3 / 6 mph 46 / 45°F 74% 1020 mb
Low level cloud: 48%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: low
51%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Tue 20
Apr		00:00

WNW
WNW

 1 / 2 mph 45 / 45°F 73% 1020 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

N
N

 1 / 3 mph 44 / 44°F 73% 1019 mb
Low level cloud: 5%
Mid level cloud: 33%
High level cloud: 0%
Most Significant Cloud Type: medium
48%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

NNE
NNE

 2 / 3 mph 46 / 45°F 70% 1019 mb
Low level cloud: 1%
Mid level cloud: 32%
High level cloud: 2%
Most Significant Cloud Type: medium
35%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

ESE
ESE

 2 / 3 mph 52 / 52°F 65% 1020 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 4%
Most Significant Cloud Type: medium
24%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
12:00

SSE
SSE

 5 / 6 mph 54 / 52°F 66% 1019 mb
Low level cloud: 8%
Mid level cloud: 23%
High level cloud: 1%
Most Significant Cloud Type: medium
43%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
15:00

SSW
SSW

 5 / 7 mph 55 / 52°F 69% 1019 mb
Low level cloud: 37%
Mid level cloud: 41%
High level cloud: 7%
Most Significant Cloud Type: low
52%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

WSW
WSW

 4 / 5 mph 55 / 53°F 74% 1019 mb
Low level cloud: 3%
Mid level cloud: 41%
High level cloud: 9%
Most Significant Cloud Type: medium
51%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

WNW
WNW

 4 / 8 mph 49 / 47°F 78% 1020 mb
Low level cloud: 1%
Mid level cloud: 25%
High level cloud: 32%
Most Significant Cloud Type: medium
29%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
The 7 day weather forecast summary for Southsea:

Over the next 7 days the Southsea forecast suggests the average daytime maximum temperature will be around 13°C, with a high for the week of 16°C expected on the afternoon of Friday 23rd. The mean minimum temperature will be 6°C, dipping to its lowest on the morning of Thursday 22nd at 3°C. The week ahead will have mostly dry days although Sunday is likely to see a little rain. The current forecast indicates Monday 22nd will have the most precipitation with an accumulation of around 7.0mm. On the whole winds are likely to be moderate. The strongest wind will be felt on Monday morning, coming from a north easterly direction, and reaching around 26mph.

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