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Mount Etna 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Mount Etna

Italy

Long range weather outlook for Mount Etna includes 14 day forecast summary:

The outlook for Mount Etna in the two weeks ahead shows the average daytime maximum temperature will be around 12°C, with a high for the two weeks of 16°C expected on the afternoon of Saturday 15th. The average minimum temperature will be 4°C, dipping to its lowest on the evening of Tuesday 18th at -4°C. Expect the following 14 days ahead to have mixed overhead conditions with some days dry and some seeing a significant amount of rain, sleet or snow. It looks like Sunday 23rd will have the most precipitation with an accumulation of around 14.0mm. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 14
Nov		19:00

WNW
WNW

 6 / 13 mph 51 / 49°F 56% 1023 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
22:00

WNW
WNW

 6 / 14 mph 51 / 49°F 31% 1023 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
Sat 15
Nov		01:00

WNW
WNW

 8 / 16 mph 50 / 47°F 31% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 96%
Most Significant Cloud Type: high
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

WNW
WNW

 5 / 11 mph 50 / 48°F 30% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 59%
Most Significant Cloud Type: high
58%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

WNW
WNW

 6 / 12 mph 51 / 49°F 29% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

N
N

 2 / 5 mph 44 / 43°F 25% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

W
W

 1 / 3 mph 48 / 47°F 26% 1019 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSW
SSW

 1 / 2 mph 61 / 60°F 46% 1019 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
19:00

NW
NW

 5 / 8 mph 57 / 57°F 45% 1020 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

NW
NW

 4 / 9 mph 54 / 54°F 34% 1020 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 16
Nov		01:00

WNW
WNW

 5 / 10 mph 54 / 53°F 37% 1019 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 3%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

NW
NW

 5 / 10 mph 54 / 53°F 43% 1019 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

NW
NW

 5 / 11 mph 55 / 53°F 40% 1019 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
10:00

W
W

 3 / 7 mph 52 / 51°F 33% 1018 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

 6 / 13 mph 49 / 46°F 34% 1017 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
16:00

SW
SW

 6 / 10 mph 61 / 60°F 51% 1017 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

 8 / 15 mph 57 / 56°F 55% 1018 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 100%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

WSW
WSW

 9 / 17 mph 56 / 54°F 44% 1018 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 100%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 17
Nov		01:00

WSW
WSW

 8 / 15 mph 56 / 54°F 50% 1017 mb
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 100%
Most Significant Cloud Type: medium
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

W
W

 8 / 16 mph 55 / 53°F 53% 1017 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 19%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

W
W

 7 / 14 mph 56 / 53°F 50% 1016 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 100%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

 7 / 15 mph 46 / 42°F 41% 1015 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 55%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SW
SW

 10 / 21 mph 47 / 41°F 45% 1014 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 8%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WSW
WSW

 13 / 28 mph 40 / 32°F 66% 1015 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
19:00

SW
SW

 12 / 21 mph 56 / 53°F 57% 1014 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 100%
Most Significant Cloud Type: medium
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SW
SW

 9 / 15 mph 56 / 54°F 69% 1014 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 12%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 18
Nov		01:00

SW
SW

 15 / 30 mph 41 / 33°F 71% 1013 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 100%
Most Significant Cloud Type: medium
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

WSW
WSW

 6 / 11 mph 51 / 49°F 82% 1013 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 25%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SSW
SSW

 7 / 12 mph 54 / 52°F 74% 1012 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 100%
Most Significant Cloud Type: medium
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

WSW
WSW

 7 / 14 mph 39 / 35°F 74% 1012 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 74%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

WSW
WSW

 11 / 24 mph 36 / 28°F 70% 1012 mb
Low level cloud: 0%
Mid level cloud: 60%
High level cloud: 100%
Most Significant Cloud Type: medium
63%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WSW
WSW

 11 / 24 mph 33 / 24°F 85% 1010 mb
Low level cloud: 7%
Mid level cloud: 46%
High level cloud: 90%
Most Significant Cloud Type: medium
70%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

 7 / 14 mph 33 / 27°F 90% 1012 mb
Low level cloud: 20%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

WSW
WSW

 5 / 7 mph 50 / 48°F 90% 1013 mb
Low level cloud: 12%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: medium
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 19
Nov		01:00

WSW
WSW

 6 / 9 mph 49 / 46°F 87% 1013 mb
Low level cloud: 2%
Mid level cloud: 5%
High level cloud: 100%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

W
W

 4 / 6 mph 47 / 45°F 80% 1013 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 17%
Most Significant Cloud Type: high
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

WNW
WNW

 3 / 4 mph 45 / 44°F 89% 1015 mb
Low level cloud: 6%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

N
N

 1 / 3 mph 38 / 37°F 60% 1015 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
13:00

ESE
ESE

 1 / 1 mph 38 / 38°F 51% 1013 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
16:00

SE
SE

 1 / 3 mph 35 / 35°F 71% 1014 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SW
SW

 2 / 3 mph 46 / 47°F 89% 1017 mb
Low level cloud: 5%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

W
W

 4 / 5 mph 46 / 45°F 90% 1018 mb
Low level cloud: 10%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 20
Nov		01:00

W
W

 4 / 7 mph 44 / 42°F 82% 1018 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
04:00

WSW
WSW

 4 / 7 mph 43 / 42°F 76% 1018 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
07:00

WSW
WSW

 4 / 10 mph 43 / 40°F 74% 1018 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
10:00

SSW
SSW

 6 / 12 mph 37 / 32°F 42% 1016 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
13:00

SSW
SSW

 8 / 16 mph 38 / 32°F 44% 1015 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSW
SSW

 6 / 12 mph 34 / 29°F 74% 1015 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 55%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SW
SW

 4 / 8 mph 49 / 47°F 90% 1016 mb
Low level cloud: 12%
Mid level cloud: 20%
High level cloud: 47%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

S
S

 4 / 6 mph 49 / 48°F 90% 1016 mb
Low level cloud: 13%
Mid level cloud: 12%
High level cloud: 100%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 21
Nov		01:00

SW
SW

 8 / 10 mph 50 / 46°F 91% 1011 mb
Low level cloud: 21%
Mid level cloud: 32%
High level cloud: 11%
Most Significant Cloud Type: low
33%
0.0 In
07:00

W
W

 10 / 20 mph 32 / 23°F 85% 1010 mb
Low level cloud: 1%
Mid level cloud: 60%
High level cloud: 0%
Most Significant Cloud Type: medium
62%
0.0 In
13:00

SW
SW

 10 / 21 mph 37 / 30°F 73% 1010 mb
Low level cloud: 5%
Mid level cloud: 43%
High level cloud: 51%
Most Significant Cloud Type: medium
58%
0.0 In
19:00

NW
NW

 8 / 12 mph 39 / 34°F 75% 1019 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.0 In
Sat 22
Nov		01:00

NW
NW

 5 / 11 mph 49 / 47°F 90% 1019 mb
Low level cloud: 12%
Mid level cloud: 28%
High level cloud: 32%
Most Significant Cloud Type: low
25%
0.0 In
07:00

NW
NW

 6 / 9 mph 39 / 34°F 83% 1022 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 5%
Most Significant Cloud Type: medium
6%
0.0 In
13:00

NW
NW

 2 / 4 mph 31 / 30°F 84% 1022 mb
Low level cloud: 40%
Mid level cloud: 64%
High level cloud: 100%
Most Significant Cloud Type: low
74%
0.0 In
19:00

WNW
WNW

 5 / 8 mph 39 / 36°F 81% 1021 mb
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 33%
Most Significant Cloud Type: medium
31%
0.0 In
Sun 23
Nov		01:00

SSW
SSW

 8 / 12 mph 56 / 55°F 84% 1022 mb
Low level cloud: 1%
Mid level cloud: 55%
High level cloud: 93%
Most Significant Cloud Type: medium
61%
0.0 In
07:00

WNW
WNW

 6 / 11 mph 42 / 38°F 80% 1024 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
13:00

S
S

 8 / 17 mph 43 / 38°F 93% 1018 mb
Low level cloud: 32%
Mid level cloud: 55%
High level cloud: 32%
Most Significant Cloud Type: low
55%
0.4 In
19:00

NW
NW

 4 / 6 mph 50 / 49°F 74% 1024 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
0.0 In
Mon 24
Nov		01:00

NW
NW

 8 / 14 mph 46 / 42°F 81% 1018 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.2 In
07:00

WNW
WNW

 4 / 7 mph 47 / 45°F 82% 1023 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.0 In
13:00

NW
NW

 3 / 6 mph 39 / 37°F 70% 1019 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
19:00

W
W

 8 / 13 mph 45 / 40°F 91% 1020 mb
Low level cloud: 27%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
26%
0.0 In
Tue 25
Nov		01:00

NW
NW

 5 / 10 mph 49 / 47°F 79% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
07:00

WNW
WNW

 6 / 12 mph 47 / 44°F 57% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
13:00

WSW
WSW

 8 / 17 mph 37 / 31°F 59% 1013 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 37%
Most Significant Cloud Type: medium
28%
0.0 In
19:00

NW
NW

 4 / 7 mph 52 / 51°F 82% 1016 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
0.0 In
Wed 26
Nov		01:00

WNW
WNW

 6 / 12 mph 50 / 47°F 47% 1014 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 37%
Most Significant Cloud Type: medium
5%
0.0 In
07:00

NNW
NNW

 4 / 7 mph 45 / 43°F 96% 1018 mb
Low level cloud: 50%
Mid level cloud: 5%
High level cloud: 1%
Most Significant Cloud Type: low
51%
0.0 In
13:00

WSW
WSW

 10 / 21 mph 34 / 26°F 78% 1011 mb
Low level cloud: 4%
Mid level cloud: 47%
High level cloud: 100%
Most Significant Cloud Type: medium
62%
0.0 In
19:00

WSW
WSW

 3 / 4 mph 50 / 50°F 93% 1017 mb
Low level cloud: 23%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
25%
0.0 In
Thu 27
Nov		01:00

SW
SW

 11 / 22 mph 28 / 19°F 97% 1004 mb
Low level cloud: 66%
Mid level cloud: 83%
High level cloud: 10%
Most Significant Cloud Type: low
96%
0.2 In
07:00

WSW
WSW

 6 / 9 mph 46 / 43°F 90% 1015 mb
Low level cloud: 14%
Mid level cloud: 1%
High level cloud: 100%
Most Significant Cloud Type: low
26%
0.0 In
13:00

W
W

 10 / 20 mph 32 / 24°F 59% 1004 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
0.3 In
19:00

S
S

 8 / 16 mph 32 / 25°F 98% 1011 mb
Low level cloud: 84%
Mid level cloud: 44%
High level cloud: 69%
Most Significant Cloud Type: low
100%
0.0 In
Fri 28
Nov		01:00

WNW
WNW

 11 / 23 mph 20 / 8°F 92% 1010 mb
Low level cloud: 44%
Mid level cloud: 47%
High level cloud: 0%
Most Significant Cloud Type: low
60%
0.1 In
07:00

SSE
SSE

 4 / 8 mph 49 / 48°F 92% 1007 mb
Low level cloud: 18%
Mid level cloud: 45%
High level cloud: 5%
Most Significant Cloud Type: low
34%
0.4 In
13:00

NW
NW

 3 / 7 mph 30 / 27°F 67% 1015 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
46%
0.0 In
19:00

SSE
SSE

 7 / 16 mph 35 / 29°F 99% 1004 mb
Low level cloud: 86%
Mid level cloud: 42%
High level cloud: 9%
Most Significant Cloud Type: low
100%
0.3 In
Sat 29
Nov		01:00

NW
NW

 5 / 11 mph 44 / 41°F 78% 1020 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
0.0 In
07:00

S
S

 4 / 9 mph 47 / 45°F 88% 1004 mb
Low level cloud: 2%
Mid level cloud: 25%
High level cloud: 11%
Most Significant Cloud Type: medium
31%
0.2 In
13:00

SE
SE

 1 / 2 mph 35 / 35°F 61% 1018 mb
Low level cloud: 0%
Mid level cloud: 35%
High level cloud: 17%
Most Significant Cloud Type: medium
35%
0.0 In
19:00

SSW
SSW

 6 / 13 mph 27 / 20°F 94% 1004 mb
Low level cloud: 35%
Mid level cloud: 46%
High level cloud: 4%
Most Significant Cloud Type: low
51%
0.4 In

Other Locations Near to Mount Etna

Cities and Towns: Adrano, Italy
Ski Resorts: Etna Sud, Italy
Football: Pol Adrano Calcio, 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