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Aprilia 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Aprilia

Italy

Long range weather outlook for Aprilia includes 14 day forecast summary:

The outlook for Aprilia in the two weeks ahead shows the average daytime maximum temperature will be around 12°C, with a high for the two weeks of 14°C expected on the afternoon of Saturday 24th. The average minimum temperature will be 8°C, dipping to its lowest on the morning of Thursday 29th at 4°C. The fortnight ahead will have some days seeing a little precipitation and some days with rain. The indicators are that Sunday 25th will have the most precipitation with an accumulation of around 28.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Mon 19
Jan		19:00

ENE
ENE

 12 / 16 mph 53 / 49°F 81% 1018 mb
Low level cloud: 38%
Mid level cloud: 63%
High level cloud: 76%
Most Significant Cloud Type: low
69%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

ENE
ENE

 7 / 10 mph 52 / 50°F 81% 1019 mb
Low level cloud: 30%
Mid level cloud: 100%
High level cloud: 67%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 20
Jan		01:00

ENE
ENE

 5 / 9 mph 49 / 47°F 79% 1019 mb
Low level cloud: 25%
Mid level cloud: 100%
High level cloud: 33%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

NE
NE

 8 / 16 mph 48 / 44°F 79% 1018 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: medium
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

ESE
ESE

 5 / 9 mph 48 / 45°F 78% 1018 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 81%
Most Significant Cloud Type: medium
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

ENE
ENE

 5 / 6 mph 52 / 49°F 72% 1018 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: medium
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SE
SE

 9 / 11 mph 54 / 51°F 61% 1017 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: medium
50%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SE
SE

 9 / 11 mph 55 / 51°F 59% 1015 mb
Low level cloud: 0%
Mid level cloud: 52%
High level cloud: 13%
Most Significant Cloud Type: medium
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SE
SE

 9 / 10 mph 53 / 50°F 67% 1014 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 32%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

E
E

 5 / 6 mph 51 / 49°F 67% 1014 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 17%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 21
Jan		01:00

ENE
ENE

 5 / 8 mph 48 / 46°F 64% 1013 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 46%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

NE
NE

 6 / 10 mph 46 / 43°F 61% 1010 mb
Low level cloud: 11%
Mid level cloud: 42%
High level cloud: 13%
Most Significant Cloud Type: medium
72%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

NE
NE

 7 / 12 mph 46 / 42°F 59% 1009 mb
Low level cloud: 3%
Mid level cloud: 53%
High level cloud: 22%
Most Significant Cloud Type: medium
63%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

NE
NE

 5 / 6 mph 50 / 48°F 55% 1009 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 10%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SE
SE

 1 / 2 mph 54 / 53°F 54% 1007 mb
Low level cloud: 10%
Mid level cloud: 32%
High level cloud: 32%
Most Significant Cloud Type: medium
60%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

 3 / 4 mph 54 / 53°F 58% 1005 mb
Low level cloud: 2%
Mid level cloud: 29%
High level cloud: 12%
Most Significant Cloud Type: medium
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

N
N

 3 / 3 mph 52 / 53°F 66% 1005 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 11%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

NNE
NNE

 5 / 7 mph 50 / 48°F 68% 1005 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 32%
Most Significant Cloud Type: medium
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 22
Jan		01:00

NNE
NNE

 4 / 7 mph 47 / 45°F 71% 1003 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 4%
Most Significant Cloud Type: medium
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

NNE
NNE

 4 / 7 mph 46 / 44°F 69% 1002 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 10%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

NNE
NNE

 4 / 6 mph 45 / 44°F 69% 1002 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 8%
Most Significant Cloud Type: medium
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

NNE
NNE

 3 / 4 mph 50 / 49°F 60% 1003 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 9%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

WSW
WSW

 3 / 3 mph 55 / 55°F 53% 1002 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 7%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

W
W

 5 / 6 mph 55 / 53°F 60% 1002 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 4%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

N
N

 2 / 2 mph 51 / 51°F 69% 1003 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 1%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

E
E

 3 / 4 mph 49 / 48°F 71% 1004 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 7%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 23
Jan		01:00

ESE
ESE

 4 / 7 mph 47 / 46°F 75% 1005 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 85%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

E
E

 6 / 11 mph 46 / 43°F 77% 1005 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 100%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

E
E

 6 / 11 mph 46 / 43°F 77% 1005 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 16%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

ESE
ESE

 7 / 9 mph 52 / 49°F 72% 1006 mb
Low level cloud: 10%
Mid level cloud: 43%
High level cloud: 4%
Most Significant Cloud Type: medium
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSE
SSE

 11 / 14 mph 54 / 51°F 76% 1005 mb
Low level cloud: 74%
Mid level cloud: 44%
High level cloud: 19%
Most Significant Cloud Type: low
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSE
SSE

 11 / 14 mph 53 / 50°F 87% 1005 mb
Low level cloud: 93%
Mid level cloud: 82%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
19:00

SSE
SSE

 9 / 13 mph 53 / 50°F 89% 1006 mb
Low level cloud: 93%
Mid level cloud: 89%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
22:00

SE
SE

 5 / 8 mph 53 / 51°F 87% 1006 mb
Low level cloud: 13%
Mid level cloud: 22%
High level cloud: 5%
Most Significant Cloud Type: low
21%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Sat 24
Jan		01:00

SE
SE

 5 / 8 mph 52 / 51°F 88% 1006 mb
Low level cloud: 1%
Mid level cloud: 26%
High level cloud: 32%
Most Significant Cloud Type: medium
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 8 / 15 mph 50 / 47°F 89% 1006 mb
Low level cloud: 45%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
61%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
07:00

WNW
WNW

 6 / 11 mph 50 / 48°F 83% 1007 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
10:00

W
W

 3 / 4 mph 54 / 54°F 66% 1008 mb
Low level cloud: 4%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

 7 / 9 mph 57 / 55°F 52% 1008 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

S
S

 6 / 7 mph 58 / 56°F 56% 1009 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 3%
Most Significant Cloud Type: medium
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SE
SE

 9 / 11 mph 56 / 53°F 67% 1009 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 33%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSE
SSE

 14 / 21 mph 53 / 49°F 76% 1009 mb
Low level cloud: 30%
Mid level cloud: 87%
High level cloud: 53%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 25
Jan		01:00

SSE
SSE

 14 / 23 mph 52 / 47°F 87% 1008 mb
Low level cloud: 17%
Mid level cloud: 15%
High level cloud: 7%
Most Significant Cloud Type: low
22%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
04:00

SSE
SSE

 15 / 29 mph 50 / 45°F 81% 1006 mb
Low level cloud: 48%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
94%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
07:00

S
S

 17 / 33 mph 50 / 45°F 90% 1004 mb
Low level cloud: 72%
Mid level cloud: 90%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.3 In of precipitation over the past 3 hours.
0.3 In
10:00

SSW
SSW

 11 / 19 mph 53 / 50°F 79% 1003 mb
Low level cloud: 28%
Mid level cloud: 98%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
13:00

SSW
SSW

 12 / 19 mph 56 / 52°F 76% 1002 mb
Low level cloud: 32%
Mid level cloud: 72%
High level cloud: 30%
Most Significant Cloud Type: low
60%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
16:00

SW
SW

 13 / 23 mph 56 / 53°F 77% 1002 mb
Low level cloud: 25%
Mid level cloud: 25%
High level cloud: 2%
Most Significant Cloud Type: low
34%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
19:00

SW
SW

 9 / 16 mph 55 / 52°F 84% 1001 mb
Low level cloud: 34%
Mid level cloud: 45%
High level cloud: 21%
Most Significant Cloud Type: low
51%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
22:00

WSW
WSW

 8 / 13 mph 53 / 50°F 81% 1001 mb
Low level cloud: 29%
Mid level cloud: 100%
High level cloud: 86%
Most Significant Cloud Type: medium
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Mon 26
Jan		01:00

NNE
NNE

 7 / 12 mph 50 / 47°F 90% 1004 mb
Low level cloud: 94%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
07:00

SW
SW

 6 / 12 mph 51 / 49°F 80% 1001 mb
Low level cloud: 60%
Mid level cloud: 51%
High level cloud: 0%
Most Significant Cloud Type: low
77%
0.0 In
13:00

ESE
ESE

 1 / 3 mph 60 / 60°F 58% 1004 mb
Low level cloud: 4%
Mid level cloud: 7%
High level cloud: 94%
Most Significant Cloud Type: medium
23%
0.0 In
19:00

WSW
WSW

 16 / 33 mph 51 / 46°F 74% 997 mb
Low level cloud: 66%
Mid level cloud: 48%
High level cloud: 2%
Most Significant Cloud Type: low
83%
0.0 In
Tue 27
Jan		01:00

E
E

 7 / 16 mph 51 / 48°F 85% 1004 mb
Low level cloud: 5%
Mid level cloud: 5%
High level cloud: 76%
Most Significant Cloud Type: medium
20%
0.0 In
07:00

NE
NE

 6 / 12 mph 49 / 46°F 68% 1004 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 2%
Most Significant Cloud Type: medium
9%
0.0 In
13:00

NW
NW

 8 / 16 mph 52 / 50°F 59% 1000 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.0 In
19:00

NNW
NNW

 9 / 19 mph 51 / 48°F 71% 1002 mb
Low level cloud: 41%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
42%
0.0 In
Wed 28
Jan		01:00

N
N

 10 / 20 mph 46 / 42°F 78% 995 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
0.0 In
07:00

E
E

 9 / 18 mph 46 / 41°F 76% 994 mb
Low level cloud: 7%
Mid level cloud: 100%
High level cloud: 36%
Most Significant Cloud Type: medium
100%
0.0 In
13:00

NW
NW

 9 / 18 mph 51 / 48°F 57% 997 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
0.0 In
19:00

NNE
NNE

 5 / 11 mph 51 / 49°F 67% 996 mb
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 100%
Most Significant Cloud Type: medium
33%
0.0 In
Thu 29
Jan		01:00

NNE
NNE

 9 / 19 mph 43 / 37°F 86% 992 mb
Low level cloud: 60%
Mid level cloud: 46%
High level cloud: 6%
Most Significant Cloud Type: low
76%
0.0 In
07:00

ENE
ENE

 3 / 7 mph 47 / 46°F 66% 997 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 70%
Most Significant Cloud Type: medium
100%
0.0 In
13:00

NNW
NNW

 15 / 32 mph 47 / 40°F 58% 998 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 3%
Most Significant Cloud Type: medium
4%
0.0 In
19:00

NNE
NNE

 11 / 23 mph 49 / 44°F 86% 997 mb
Low level cloud: 50%
Mid level cloud: 54%
High level cloud: 16%
Most Significant Cloud Type: low
70%
0.3 In
Fri 30
Jan		01:00

NNE
NNE

 5 / 11 mph 48 / 46°F 58% 1004 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
07:00

NNE
NNE

 7 / 15 mph 40 / 34°F 81% 1000 mb
Low level cloud: 48%
Mid level cloud: 100%
High level cloud: 45%
Most Significant Cloud Type: low
88%
0.0 In
13:00

SE
SE

 16 / 33 mph 52 / 47°F 60% 1002 mb
Low level cloud: 59%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
19:00

NE
NE

 7 / 15 mph 45 / 41°F 62% 1009 mb
Low level cloud: 22%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
50%
0.1 In
Sat 31
Jan		01:00

SSE
SSE

 4 / 8 mph 46 / 45°F 80% 1000 mb
Low level cloud: 85%
Mid level cloud: 82%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.3 In
07:00

NE
NE

 6 / 13 mph 39 / 34°F 53% 1015 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 61%
Most Significant Cloud Type: medium
9%
0.0 In
13:00

WNW
WNW

 5 / 11 mph 52 / 51°F 60% 1007 mb
Low level cloud: 14%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
18%
0.0 In
19:00

ENE
ENE

 3 / 7 mph 47 / 46°F 53% 1018 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 3%
Most Significant Cloud Type: medium
7%
0.0 In
Sun 01
Feb		01:00

ESE
ESE

 7 / 14 mph 50 / 47°F 71% 1014 mb
Low level cloud: 3%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: medium
13%
0.0 In
07:00

NE
NE

 3 / 7 mph 41 / 39°F 59% 1019 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 17%
Most Significant Cloud Type: medium
11%
0.0 In
13:00

ESE
ESE

 12 / 25 mph 53 / 49°F 58% 1014 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 19%
Most Significant Cloud Type: medium
45%
0.0 In
19:00

NNE
NNE

 2 / 5 mph 51 / 51°F 54% 1018 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 2%
Most Significant Cloud Type: high
1%
0.0 In
Mon 02
Feb		01:00

ENE
ENE

 10 / 21 mph 50 / 46°F 56% 1007 mb
Low level cloud: 0%
Mid level cloud: 61%
High level cloud: 64%
Most Significant Cloud Type: medium
63%
0.0 In
07:00

ENE
ENE

 4 / 8 mph 42 / 40°F 61% 1020 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 9%
Most Significant Cloud Type: medium
11%
0.0 In
13:00

ENE
ENE

 11 / 24 mph 56 / 53°F 88% 996 mb
Low level cloud: 8%
Mid level cloud: 71%
High level cloud: 100%
Most Significant Cloud Type: medium
96%
0.4 In
19:00

SE
SE

 8 / 17 mph 49 / 45°F 71% 1017 mb
Low level cloud: 92%
Mid level cloud: 90%
High level cloud: 8%
Most Significant Cloud Type: low
100%
0.0 In
Tue 03
Feb		01:00

ESE
ESE

 8 / 17 mph 48 / 44°F 89% 994 mb
Low level cloud: 90%
Mid level cloud: 100%
High level cloud: 12%
Most Significant Cloud Type: low
100%
0.3 In
07:00

E
E

 8 / 16 mph 46 / 42°F 82% 1016 mb
Low level cloud: 52%
Mid level cloud: 6%
High level cloud: 22%
Most Significant Cloud Type: low
56%
0.0 In
13:00

E
E

 8 / 16 mph 53 / 50°F 72% 997 mb
Low level cloud: 44%
Mid level cloud: 84%
High level cloud: 32%
Most Significant Cloud Type: low
77%
0.2 In
19:00

SE
SE

 4 / 9 mph 53 / 52°F 76% 1016 mb
Low level cloud: 61%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In

Other Locations Near to Aprilia

Cities and Towns: Nettuno, Italy
Ski Resorts: Monte Livata, Italy
Football: AC Aprilia, Italy
Motor Racing: Caracalla Street Circuit, Italy

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