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Portlethen Village 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Portlethen Village

Aberdeenshire, United Kingdom

Long range weather outlook for Portlethen Village includes 14 day forecast summary:

For Portlethen Village in the coming two weeks the average daytime maximum temperature will be around 8°C, with a high for the two weeks of 12°C expected on the afternoon of Tuesday 31st. The mean minimum temperature will be 3°C, dipping to its lowest on the morning of Sunday 29th at 0°C. Expect the following 14 days ahead to have some days seeing a little precipitation and some days with rain or sleet. The indicators are that Wednesday 1st will have the most precipitation with an accumulation of around 3.0mm. On the whole winds are likely to be fresh. Expect the strongest wind on the afternoon of Sunday 29th, coming from a south westerly direction, and reaching around 26mph. The maximum wind gusts are expected on Saturday evening.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Thu 26
Mar		18:00

S
S

 12 / 15 mph 44 / 38°F 74% 1014 mb
Low level cloud: 75%
Mid level cloud: 100%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

 15 / 20 mph 43 / 36°F 88% 1012 mb
Low level cloud: 31%
Mid level cloud: 26%
High level cloud: 100%
Most Significant Cloud Type: low
51%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 27
Mar		00:00

SSW
SSW

 15 / 23 mph 43 / 35°F 90% 1010 mb
Low level cloud: 26%
Mid level cloud: 43%
High level cloud: 100%
Most Significant Cloud Type: low
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WSW
WSW

 8 / 15 mph 43 / 38°F 90% 1009 mb
Low level cloud: 23%
Mid level cloud: 45%
High level cloud: 89%
Most Significant Cloud Type: low
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

 11 / 17 mph 43 / 37°F 74% 1010 mb
Low level cloud: 1%
Mid level cloud: 8%
High level cloud: 72%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

W
W

 9 / 12 mph 46 / 41°F 61% 1011 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

 14 / 18 mph 49 / 43°F 49% 1010 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

W
W

 17 / 24 mph 47 / 40°F 57% 1010 mb
Low level cloud: 9%
Mid level cloud: 89%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

 14 / 21 mph 43 / 36°F 57% 1011 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WSW
WSW

 15 / 23 mph 39 / 31°F 63% 1011 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 28
Mar		00:00

WSW
WSW

 19 / 25 mph 39 / 30°F 63% 1011 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

 19 / 25 mph 39 / 30°F 61% 1009 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
06:00

WNW
WNW

 23 / 30 mph 41 / 31°F 66% 1010 mb
Low level cloud: 9%
Mid level cloud: 100%
High level cloud: 10%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WNW
WNW

 22 / 32 mph 40 / 30°F 59% 1013 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
12:00

WNW
WNW

 24 / 37 mph 42 / 32°F 54% 1014 mb
Low level cloud: 4%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WNW
WNW

 25 / 41 mph 43 / 33°F 55% 1015 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NW
NW

 26 / 43 mph 40 / 29°F 70% 1021 mb
Low level cloud: 11%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

 22 / 29 mph 40 / 30°F 69% 1025 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
Sun 29
Mar		00:00

WNW
WNW

 13 / 23 mph 35 / 27°F 73% 1027 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 12%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

 9 / 19 mph 33 / 26°F 74% 1026 mb
Low level cloud: 0%
Mid level cloud: 52%
High level cloud: 32%
Most Significant Cloud Type: medium
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSW
SSW

 16 / 29 mph 36 / 26°F 70% 1022 mb
Low level cloud: 0%
Mid level cloud: 64%
High level cloud: 100%
Most Significant Cloud Type: medium
67%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSW
SSW

 25 / 39 mph 41 / 30°F 78% 1016 mb
Low level cloud: 60%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

 28 / 32 mph 46 / 36°F 84% 1010 mb
Low level cloud: 94%
Mid level cloud: 17%
High level cloud: 66%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WNW
WNW

 24 / 28 mph 53 / 47°F 63% 1010 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

 23 / 26 mph 46 / 37°F 63% 1011 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: medium
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

W
W

 19 / 33 mph 38 / 28°F 75% 1012 mb
Low level cloud: 13%
Mid level cloud: 19%
High level cloud: 18%
Most Significant Cloud Type: low
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 30
Mar		00:00

W
W

 19 / 23 mph 41 / 32°F 76% 1012 mb
Low level cloud: 38%
Mid level cloud: 28%
High level cloud: 13%
Most Significant Cloud Type: low
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WNW
WNW

 21 / 25 mph 40 / 31°F 81% 1012 mb
Low level cloud: 57%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
72%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

WNW
WNW

 24 / 28 mph 40 / 29°F 78% 1013 mb
Low level cloud: 34%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WNW
WNW

 25 / 29 mph 43 / 33°F 72% 1016 mb
Low level cloud: 28%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WNW
WNW

 25 / 43 mph 42 / 31°F 67% 1017 mb
Low level cloud: 61%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

 22 / 41 mph 43 / 33°F 62% 1019 mb
Low level cloud: 10%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WNW
WNW

 18 / 36 mph 41 / 32°F 67% 1021 mb
Low level cloud: 30%
Mid level cloud: 16%
High level cloud: 1%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

 15 / 21 mph 43 / 35°F 75% 1023 mb
Low level cloud: 30%
Mid level cloud: 24%
High level cloud: 6%
Most Significant Cloud Type: low
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 31
Mar		00:00

WSW
WSW

 5 / 7 mph 43 / 40°F 78% 1023 mb
Low level cloud: 99%
Mid level cloud: 97%
High level cloud: 1%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

S
S

 6 / 8 mph 43 / 39°F 81% 1022 mb
Low level cloud: 98%
Mid level cloud: 66%
High level cloud: 22%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

WSW
WSW

 9 / 15 mph 46 / 41°F 81% 1021 mb
Low level cloud: 71%
Mid level cloud: 43%
High level cloud: 4%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

W
W

 13 / 24 mph 51 / 46°F 73% 1022 mb
Low level cloud: 30%
Mid level cloud: 13%
High level cloud: 10%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

W
W

 15 / 30 mph 54 / 49°F 61% 1022 mb
Low level cloud: 91%
Mid level cloud: 3%
High level cloud: 5%
Most Significant Cloud Type: low
92%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WSW
WSW

 12 / 23 mph 54 / 50°F 58% 1021 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 18%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

 9 / 17 mph 51 / 47°F 69% 1021 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 16%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

W
W

 5 / 11 mph 47 / 45°F 78% 1022 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 17%
Most Significant Cloud Type: medium
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 01
Apr		00:00

WSW
WSW

 8 / 17 mph 45 / 41°F 77% 1021 mb
Low level cloud: 3%
Mid level cloud: 40%
High level cloud: 33%
Most Significant Cloud Type: medium
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSW
SSW

 11 / 23 mph 46 / 40°F 82% 1020 mb
Low level cloud: 59%
Mid level cloud: 49%
High level cloud: 38%
Most Significant Cloud Type: low
80%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSW
SSW

 12 / 24 mph 46 / 40°F 86% 1018 mb
Low level cloud: 64%
Mid level cloud: 3%
High level cloud: 100%
Most Significant Cloud Type: low
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSW
SSW

 15 / 26 mph 49 / 44°F 78% 1016 mb
Low level cloud: 1%
Mid level cloud: 33%
High level cloud: 100%
Most Significant Cloud Type: medium
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

 17 / 27 mph 52 / 47°F 72% 1014 mb
Low level cloud: 67%
Mid level cloud: 43%
High level cloud: 100%
Most Significant Cloud Type: low
93%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNW
NNW

 23 / 29 mph 39 / 28°F 96% 1019 mb
Low level cloud: 94%
Mid level cloud: 67%
High level cloud: 92%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
18:00

NNW
NNW

 27 / 36 mph 40 / 29°F 74% 1022 mb
Low level cloud: 14%
Mid level cloud: 100%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNW
NNW

 26 / 37 mph 39 / 28°F 65% 1025 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Thu 02
Apr		00:00

NNW
NNW

 13 / 21 mph 41 / 33°F 88% 1028 mb
Low level cloud: 79%
Mid level cloud: 100%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
06:00

NNW
NNW

 9 / 13 mph 39 / 33°F 83% 1018 mb
Low level cloud: 15%
Mid level cloud: 26%
High level cloud: 25%
Most Significant Cloud Type: low
26%
0.0 In
12:00

NNW
NNW

 15 / 22 mph 46 / 39°F 50% 1033 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 22%
Most Significant Cloud Type: medium
10%
0.0 In
18:00

NW
NW

 22 / 37 mph 44 / 35°F 59% 1028 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 6%
Most Significant Cloud Type: high
6%
0.0 In
Fri 03
Apr		00:00

S
S

 7 / 10 mph 43 / 39°F 77% 1031 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 72%
Most Significant Cloud Type: medium
15%
0.0 In
06:00

S
S

 15 / 26 mph 41 / 34°F 90% 1020 mb
Low level cloud: 17%
Mid level cloud: 2%
High level cloud: 67%
Most Significant Cloud Type: low
25%
0.0 In
12:00

SSW
SSW

 17 / 26 mph 46 / 38°F 68% 1015 mb
Low level cloud: 52%
Mid level cloud: 16%
High level cloud: 100%
Most Significant Cloud Type: low
69%
0.0 In
18:00

SSE
SSE

 14 / 19 mph 43 / 35°F 74% 1014 mb
Low level cloud: 0%
Mid level cloud: 91%
High level cloud: 35%
Most Significant Cloud Type: medium
91%
0.0 In
Sat 04
Apr		00:00

SSE
SSE

 17 / 24 mph 40 / 32°F 74% 1018 mb
Low level cloud: 9%
Mid level cloud: 47%
High level cloud: 100%
Most Significant Cloud Type: medium
77%
0.0 In
06:00

S
S

 6 / 9 mph 38 / 34°F 81% 1005 mb
Low level cloud: 16%
Mid level cloud: 32%
High level cloud: 3%
Most Significant Cloud Type: low
27%
0.0 In
12:00

SSE
SSE

 23 / 31 mph 43 / 34°F 64% 1015 mb
Low level cloud: 1%
Mid level cloud: 18%
High level cloud: 33%
Most Significant Cloud Type: medium
20%
0.0 In
18:00

SSE
SSE

 23 / 32 mph 46 / 37°F 87% 991 mb
Low level cloud: 75%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
Sun 05
Apr		00:00

SSE
SSE

 20 / 28 mph 42 / 33°F 71% 1012 mb
Low level cloud: 81%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: low
93%
0.0 In
06:00

WSW
WSW

 16 / 23 mph 41 / 33°F 77% 993 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
0.1 In
12:00

SSE
SSE

 23 / 33 mph 44 / 35°F 78% 1012 mb
Low level cloud: 35%
Mid level cloud: 31%
High level cloud: 12%
Most Significant Cloud Type: low
47%
0.0 In
18:00

SSW
SSW

 12 / 25 mph 40 / 33°F 61% 1006 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
0.0 In
Mon 06
Apr		00:00

SSE
SSE

 30 / 48 mph 42 / 31°F 83% 1009 mb
Low level cloud: 21%
Mid level cloud: 8%
High level cloud: 100%
Most Significant Cloud Type: low
35%
0.0 In
06:00

S
S

 29 / 43 mph 45 / 35°F 92% 998 mb
Low level cloud: 98%
Mid level cloud: 20%
High level cloud: 21%
Most Significant Cloud Type: low
100%
0.1 In
12:00

S
S

 11 / 18 mph 45 / 40°F 86% 1010 mb
Low level cloud: 99%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.1 In
18:00

SSW
SSW

 24 / 43 mph 50 / 43°F 79% 999 mb
Low level cloud: 59%
Mid level cloud: 27%
High level cloud: 100%
Most Significant Cloud Type: low
80%
0.0 In
Tue 07
Apr		00:00

NNW
NNW

 15 / 21 mph 41 / 33°F 95% 1014 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.5 In
06:00

S
S

 2 / 3 mph 44 / 44°F 89% 1006 mb
Low level cloud: 14%
Mid level cloud: 81%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
12:00

N
N

 6 / 9 mph 44 / 40°F 94% 1019 mb
Low level cloud: 100%
Mid level cloud: 97%
High level cloud: 16%
Most Significant Cloud Type: low
100%
0.7 In
18:00

S
S

 19 / 32 mph 48 / 42°F 67% 1004 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 10%
Most Significant Cloud Type: medium
4%
0.0 In
Wed 08
Apr		00:00

S
S

 9 / 13 mph 43 / 38°F 96% 1025 mb
Low level cloud: 95%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
06:00

SSW
SSW

 18 / 28 mph 44 / 36°F 82% 1007 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 10%
Most Significant Cloud Type: medium
6%
0.0 In
12:00

SSE
SSE

 11 / 18 mph 47 / 42°F 88% 1029 mb
Low level cloud: 31%
Mid level cloud: 25%
High level cloud: 16%
Most Significant Cloud Type: low
41%
0.0 In
18:00

SSW
SSW

 21 / 39 mph 49 / 42°F 80% 1005 mb
Low level cloud: 74%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: low
82%
0.0 In
Thu 09
Apr		00:00

S
S

 10 / 19 mph 43 / 37°F 90% 1031 mb
Low level cloud: 2%
Mid level cloud: 9%
High level cloud: 73%
Most Significant Cloud Type: medium
18%
0.0 In
06:00

S
S

 16 / 24 mph 48 / 42°F 89% 1011 mb
Low level cloud: 68%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
83%
0.0 In
12:00

S
S

 10 / 15 mph 54 / 51°F 80% 1029 mb
Low level cloud: 10%
Mid level cloud: 4%
High level cloud: 16%
Most Significant Cloud Type: low
13%
0.0 In
18:00

WSW
WSW

 15 / 31 mph 50 / 45°F 60% 1016 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 5%
Most Significant Cloud Type: high
4%
0.0 In
Fri 10
Apr		00:00

SW
SW

 5 / 11 mph 50 / 48°F 86% 1025 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 7%
Most Significant Cloud Type: medium
6%
0.0 In
06:00

SSW
SSW

 8 / 15 mph 44 / 39°F 77% 1023 mb
Low level cloud: 0%
Mid level cloud: 56%
High level cloud: 7%
Most Significant Cloud Type: medium
56%
0.0 In
12:00

NNW
NNW

 14 / 20 mph 46 / 39°F 88% 1028 mb
Low level cloud: 93%
Mid level cloud: 73%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
18:00

ESE
ESE

 5 / 8 mph 51 / 49°F 78% 1029 mb
Low level cloud: 2%
Mid level cloud: 33%
High level cloud: 4%
Most Significant Cloud Type: medium
38%
0.0 In

Other Locations Near to Portlethen Village

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