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Alabaster 14 Day Long Range Forecast

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

Alabama, United States Of America

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

For Alabaster in the coming two weeks the average daytime maximum temperature will be around 31°C, with a high for the two weeks of 34°C expected on the afternoon of Monday 27th. The average minimum temperature will be 19°C, dipping to its lowest on the morning of Monday 20th at 16°C. Expect the coming 14 days to have some days seeing a little precipitation and some days with rain. The current forecast indicates Sunday 26th will have the most precipitation with an accumulation of around 38.0mm. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 18
May		15:00

SW
SW

 7 / 13 mph 78 / 80°F 90% 1010 mb
Low level cloud: 25%
Mid level cloud: 18%
High level cloud: 16%
Most Significant Cloud Type: low
32%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
18:00

WSW
WSW

 6 / 10 mph 76 / 77°F 93% 1010 mb
Low level cloud: 7%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
10%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

WNW
WNW

 4 / 8 mph 67 / 67°F 96% 1012 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 8%
Most Significant Cloud Type: medium
19%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Sun 19
May		00:00

WNW
WNW

 3 / 6 mph 65 / 65°F 98% 1011 mb
Low level cloud: 16%
Mid level cloud: 15%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WNW
WNW

 3 / 6 mph 64 / 64°F 98% 1012 mb
Low level cloud: 32%
Mid level cloud: 14%
High level cloud: 81%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

 4 / 8 mph 67 / 64°F 97% 1013 mb
Low level cloud: 17%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNW
NNW

 7 / 8 mph 80 / 79°F 63% 1014 mb
Low level cloud: 16%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNW
NNW

 6 / 8 mph 89 / 85°F 45% 1013 mb
Low level cloud: 1%
Mid level cloud: 50%
High level cloud: 0%
Most Significant Cloud Type: medium
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

N
N

 7 / 8 mph 89 / 87°F 39% 1012 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: medium
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

 4 / 7 mph 80 / 80°F 73% 1012 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ENE
ENE

 4 / 9 mph 72 / 76°F 82% 1013 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 20
May		00:00

ESE
ESE

 5 / 9 mph 68 / 68°F 90% 1014 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

 5 / 10 mph 63 / 64°F 98% 1015 mb
Low level cloud: 21%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

ESE
ESE

 6 / 10 mph 67 / 64°F 89% 1016 mb
Low level cloud: 17%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SE
SE

 7 / 8 mph 79 / 78°F 58% 1016 mb
Low level cloud: 5%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: low
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

 4 / 5 mph 88 / 85°F 45% 1015 mb
Low level cloud: 7%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
63%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ESE
ESE

 3 / 3 mph 89 / 87°F 37% 1013 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 7%
Most Significant Cloud Type: medium
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ESE
ESE

 6 / 10 mph 79 / 79°F 69% 1014 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 1%
Most Significant Cloud Type: medium
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SE
SE

 3 / 6 mph 74 / 78°F 71% 1015 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 6%
Most Significant Cloud Type: medium
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 21
May		00:00

SE
SE

 4 / 9 mph 69 / 69°F 83% 1014 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SE
SE

 4 / 9 mph 66 / 66°F 93% 1015 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
06:00

SE
SE

 4 / 8 mph 68 / 66°F 85% 1016 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 1%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSE
SSE

 6 / 8 mph 82 / 80°F 50% 1016 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
12:00

S
S

 7 / 9 mph 88 / 85°F 39% 1015 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: medium
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

S
S

 8 / 9 mph 89 / 86°F 38% 1014 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSW
SSW

 6 / 11 mph 81 / 80°F 64% 1014 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 7%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

S
S

 5 / 9 mph 73 / 77°F 72% 1014 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
Wed 22
May		00:00

S
S

 4 / 9 mph 68 / 68°F 80% 1014 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
03:00

SSE
SSE

 3 / 7 mph 65 / 65°F 87% 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
06:00

S
S

 2 / 4 mph 68 / 66°F 83% 1018 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 9%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSE
SSE

 8 / 9 mph 82 / 81°F 53% 1017 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 16%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

 7 / 9 mph 88 / 85°F 39% 1015 mb
Low level cloud: 0%
Mid level cloud: 34%
High level cloud: 37%
Most Significant Cloud Type: medium
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSW
SSW

 7 / 9 mph 88 / 87°F 41% 1014 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 17%
Most Significant Cloud Type: medium
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

S
S

 4 / 7 mph 81 / 81°F 72% 1013 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 66%
Most Significant Cloud Type: medium
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSE
SSE

 2 / 4 mph 74 / 78°F 78% 1015 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 32%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 23
May		00:00

S
S

 3 / 7 mph 70 / 70°F 77% 1016 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 88%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

 3 / 7 mph 69 / 69°F 81% 1015 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 89%
Most Significant Cloud Type: medium
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSW
SSW

 3 / 6 mph 73 / 69°F 81% 1015 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 75%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WSW
WSW

 6 / 7 mph 83 / 82°F 55% 1016 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 47%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

 6 / 6 mph 90 / 88°F 43% 1015 mb
Low level cloud: 1%
Mid level cloud: 25%
High level cloud: 20%
Most Significant Cloud Type: medium
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

 6 / 6 mph 92 / 91°F 39% 1013 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 98%
Most Significant Cloud Type: medium
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

 4 / 8 mph 82 / 83°F 76% 1014 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 33%
Most Significant Cloud Type: medium
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNW
NNW

 2 / 4 mph 74 / 78°F 82% 1015 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 33%
Most Significant Cloud Type: medium
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 24
May		00:00

NE
NE

 3 / 6 mph 71 / 71°F 91% 1014 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 32%
Most Significant Cloud Type: medium
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSW
SSW

 1 / 2 mph 68 / 68°F 95% 1013 mb
Low level cloud: 10%
Mid level cloud: 45%
High level cloud: 60%
Most Significant Cloud Type: medium
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NE
NE

 1 / 2 mph 73 / 69°F 93% 1014 mb
Low level cloud: 4%
Mid level cloud: 43%
High level cloud: 33%
Most Significant Cloud Type: medium
54%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSW
SSW

 3 / 4 mph 80 / 80°F 79% 1014 mb
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 33%
Most Significant Cloud Type: medium
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSW
SSW

 5 / 6 mph 90 / 89°F 44% 1013 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 19%
Most Significant Cloud Type: medium
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

 6 / 7 mph 89 / 89°F 46% 1011 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SW
SW

 4 / 8 mph 83 / 82°F 62% 1011 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

 0 / 0 mph 74 / 77°F 65% 1012 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 25
May		00:00

SE
SE

 4 / 8 mph 71 / 71°F 97% 1015 mb
Low level cloud: 1%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: medium
32%
0.0 In
06:00

E
E

 2 / 5 mph 75 / 78°F 82% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: high
2%
0.0 In
12:00

SSW
SSW

 4 / 9 mph 95 / 100°F 38% 1014 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 38%
Most Significant Cloud Type: medium
29%
0.0 In
18:00

SSE
SSE

 4 / 8 mph 85 / 92°F 68% 1015 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 2%
Most Significant Cloud Type: medium
11%
0.0 In
Sun 26
May		00:00

SE
SE

 5 / 10 mph 71 / 71°F 81% 1018 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: medium
25%
0.0 In
06:00

SE
SE

 2 / 5 mph 75 / 80°F 94% 1017 mb
Low level cloud: 5%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
8%
0.0 In
12:00

SSW
SSW

 8 / 16 mph 89 / 94°F 49% 1014 mb
Low level cloud: 26%
Mid level cloud: 10%
High level cloud: 43%
Most Significant Cloud Type: low
34%
0.0 In
18:00

ENE
ENE

 9 / 19 mph 68 / 67°F 98% 1015 mb
Low level cloud: 44%
Mid level cloud: 18%
High level cloud: 22%
Most Significant Cloud Type: low
53%
0.0 In
Mon 27
May		00:00

SSW
SSW

 7 / 15 mph 74 / 77°F 76% 1012 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 6%
Most Significant Cloud Type: medium
3%
0.0 In
06:00

E
E

 1 / 2 mph 74 / 78°F 94% 1015 mb
Low level cloud: 13%
Mid level cloud: 11%
High level cloud: 5%
Most Significant Cloud Type: low
17%
0.0 In
12:00

SW
SW

 11 / 23 mph 88 / 90°F 45% 1013 mb
Low level cloud: 3%
Mid level cloud: 28%
High level cloud: 43%
Most Significant Cloud Type: medium
38%
0.0 In
18:00

SSE
SSE

 2 / 4 mph 85 / 94°F 74% 1012 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
0.0 In
Tue 28
May		00:00

SSW
SSW

 8 / 16 mph 71 / 71°F 97% 1012 mb
Low level cloud: 26%
Mid level cloud: 33%
High level cloud: 32%
Most Significant Cloud Type: low
41%
0.1 In
06:00

WNW
WNW

 4 / 9 mph 73 / 77°F 95% 1015 mb
Low level cloud: 46%
Mid level cloud: 32%
High level cloud: 35%
Most Significant Cloud Type: low
61%
0.0 In
12:00

WSW
WSW

 11 / 23 mph 75 / 79°F 88% 1012 mb
Low level cloud: 93%
Mid level cloud: 43%
High level cloud: 6%
Most Significant Cloud Type: low
100%
0.4 In
18:00

S
S

 3 / 7 mph 84 / 91°F 68% 1011 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
46%
0.0 In
Wed 29
May		00:00

NW
NW

 9 / 18 mph 57 / 56°F 78% 1016 mb
Low level cloud: 85%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
86%
0.0 In
06:00

WNW
WNW

 1 / 3 mph 74 / 78°F 97% 1016 mb
Low level cloud: 43%
Mid level cloud: 46%
High level cloud: 34%
Most Significant Cloud Type: low
63%
0.4 In
12:00

NNW
NNW

 9 / 18 mph 65 / 65°F 59% 1018 mb
Low level cloud: 41%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
41%
0.0 In
18:00

N
N

 5 / 10 mph 75 / 80°F 97% 1017 mb
Low level cloud: 16%
Mid level cloud: 44%
High level cloud: 15%
Most Significant Cloud Type: low
32%
0.3 In
Thu 30
May		00:00

N
N

 4 / 9 mph 59 / 59°F 84% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

NE
NE

 4 / 9 mph 69 / 69°F 93% 1020 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 1%
Most Significant Cloud Type: medium
17%
0.0 In
12:00

NNW
NNW

 9 / 18 mph 73 / 75°F 36% 1021 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 20%
Most Significant Cloud Type: medium
14%
0.0 In
18:00

ENE
ENE

 0 / 1 mph 83 / 90°F 73% 1017 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 51%
Most Significant Cloud Type: medium
47%
0.0 In
Fri 31
May		00:00

NNE
NNE

 4 / 9 mph 58 / 58°F 77% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

SW
SW

 4 / 9 mph 69 / 69°F 98% 1018 mb
Low level cloud: 51%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: low
58%
0.6 In
12:00

N
N

 8 / 17 mph 75 / 76°F 31% 1022 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
0.0 In
18:00

ESE
ESE

 2 / 4 mph 76 / 81°F 96% 1017 mb
Low level cloud: 3%
Mid level cloud: 39%
High level cloud: 82%
Most Significant Cloud Type: medium
49%
0.5 In
Sat 01
Jun		00:00

N
N

 4 / 9 mph 60 / 60°F 81% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

W
W

 3 / 7 mph 71 / 71°F 97% 1017 mb
Low level cloud: 35%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
36%
0.1 In
12:00

NNE
NNE

 7 / 15 mph 79 / 78°F 31% 1022 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
0.0 In
18:00

NNW
NNW

 5 / 11 mph 78 / 83°F 81% 1015 mb
Low level cloud: 29%
Mid level cloud: 12%
High level cloud: 72%
Most Significant Cloud Type: low
42%
0.0 In
Sun 02
Jun		00:00

NNE
NNE

 4 / 8 mph 63 / 63°F 83% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

E
E

 6 / 13 mph 65 / 65°F 99% 1015 mb
Low level cloud: 96%
Mid level cloud: 64%
High level cloud: 22%
Most Significant Cloud Type: low
100%
0.6 In
12:00

S
S

 3 / 7 mph 88 / 85°F 27% 1021 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 10%
Most Significant Cloud Type: medium
5%
0.0 In
18:00

WNW
WNW

 2 / 3 mph 73 / 77°F 93% 1014 mb
Low level cloud: 68%
Mid level cloud: 34%
High level cloud: 100%
Most Significant Cloud Type: low
91%
0.2 In

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