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Calgary 14 Day Long Range Forecast

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

Argyll and Bute, United Kingdom

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

The outlook for Calgary in the two weeks ahead shows the average daytime maximum temperature will be around 16°C, with a high for the two weeks of 19°C expected on the afternoon of Tuesday 21st. The mean minimum temperature will be 11°C, dipping to its lowest on the morning of Thursday 23rd at 10°C. Expect the coming 14 days to have most days seeing a little rain. Current predictions suggest Thursday 23rd will have the most precipitation with an accumulation of around 10.0mm. On the whole winds are likely to be light. The forecast suggests the strongest wind will be on the morning of Thursday 23rd, coming from a northerly direction, and reaching around 31mph.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityCloud AmountPrecip AmountWeather
Sun 19
May		00:00

NNW
NNW

 6 / 8 mph 53 / 51°F 91%
Low level cloud: 33%
Mid level cloud: 32%
High level cloud: 32%
Most Significant Cloud Type: low
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNW
NNW

 5 / 8 mph 52 / 50°F 94%
Low level cloud: 93%
Mid level cloud: 54%
High level cloud: 97%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

 4 / 8 mph 51 / 49°F 93%
Low level cloud: 85%
Mid level cloud: 50%
High level cloud: 94%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNW
NNW

 5 / 7 mph 54 / 52°F 90%
Low level cloud: 78%
Mid level cloud: 82%
High level cloud: 93%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNW
NNW

 6 / 7 mph 58 / 55°F 87%
Low level cloud: 53%
Mid level cloud: 45%
High level cloud: 36%
Most Significant Cloud Type: low
72%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNW
NNW

 7 / 8 mph 59 / 56°F 82%
Low level cloud: 27%
Mid level cloud: 38%
High level cloud: 32%
Most Significant Cloud Type: low
43%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

N
N

 7 / 8 mph 58 / 55°F 81%
Low level cloud: 14%
Mid level cloud: 19%
High level cloud: 33%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

 4 / 6 mph 56 / 54°F 85%
Low level cloud: 3%
Mid level cloud: 11%
High level cloud: 42%
Most Significant Cloud Type: medium
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 20
May		00:00

E
E

 3 / 4 mph 55 / 56°F 87%
Low level cloud: 5%
Mid level cloud: 15%
High level cloud: 32%
Most Significant Cloud Type: medium
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

S
S

 4 / 7 mph 53 / 52°F 88%
Low level cloud: 35%
Mid level cloud: 44%
High level cloud: 48%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

S
S

 5 / 10 mph 54 / 50°F 89%
Low level cloud: 37%
Mid level cloud: 45%
High level cloud: 32%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SW
SW

 4 / 6 mph 57 / 55°F 86%
Low level cloud: 47%
Mid level cloud: 27%
High level cloud: 33%
Most Significant Cloud Type: low
60%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

 4 / 5 mph 62 / 59°F 89%
Low level cloud: 63%
Mid level cloud: 24%
High level cloud: 14%
Most Significant Cloud Type: low
73%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

 1 / 1 mph 64 / 61°F 88%
Low level cloud: 33%
Mid level cloud: 26%
High level cloud: 14%
Most Significant Cloud Type: low
43%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

 4 / 4 mph 62 / 59°F 89%
Low level cloud: 20%
Mid level cloud: 27%
High level cloud: 19%
Most Significant Cloud Type: low
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

E
E

 5 / 9 mph 58 / 56°F 91%
Low level cloud: 26%
Mid level cloud: 46%
High level cloud: 15%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 21
May		00:00

E
E

 4 / 7 mph 55 / 55°F 87%
Low level cloud: 54%
Mid level cloud: 31%
High level cloud: 12%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

 1 / 3 mph 53 / 53°F 90%
Low level cloud: 93%
Mid level cloud: 25%
High level cloud: 1%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

 3 / 6 mph 53 / 51°F 91%
Low level cloud: 58%
Mid level cloud: 7%
High level cloud: 2%
Most Significant Cloud Type: low
61%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

 3 / 5 mph 58 / 56°F 88%
Low level cloud: 42%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNW
NNW

 5 / 6 mph 63 / 60°F 85%
Low level cloud: 41%
Mid level cloud: 8%
High level cloud: 9%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WNW
WNW

 5 / 6 mph 65 / 63°F 87%
Low level cloud: 5%
Mid level cloud: 32%
High level cloud: 40%
Most Significant Cloud Type: medium
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NW
NW

 6 / 7 mph 61 / 60°F 84%
Low level cloud: 8%
Mid level cloud: 65%
High level cloud: 22%
Most Significant Cloud Type: medium
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ENE
ENE

 2 / 3 mph 58 / 58°F 90%
Low level cloud: 15%
Mid level cloud: 45%
High level cloud: 12%
Most Significant Cloud Type: medium
88%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 22
May		00:00

SSE
SSE

 5 / 11 mph 55 / 54°F 87%
Low level cloud: 2%
Mid level cloud: 46%
High level cloud: 3%
Most Significant Cloud Type: medium
51%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSW
SSW

 6 / 12 mph 53 / 52°F 88%
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: medium
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSW
SSW

 3 / 6 mph 54 / 52°F 87%
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 51%
Most Significant Cloud Type: medium
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NW
NW

 1 / 2 mph 57 / 55°F 84%
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
12:00

NW
NW

 3 / 4 mph 60 / 59°F 80%
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 100%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNW
NNW

 9 / 10 mph 62 / 60°F 78%
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 100%
Most Significant Cloud Type: medium
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNW
NNW

 12 / 14 mph 59 / 56°F 88%
Low level cloud: 5%
Mid level cloud: 83%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

N
N

 11 / 15 mph 57 / 53°F 91%
Low level cloud: 20%
Mid level cloud: 53%
High level cloud: 100%
Most Significant Cloud Type: low
50%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 23
May		00:00

N
N

 18 / 26 mph 53 / 48°F 90%
Low level cloud: 74%
Mid level cloud: 72%
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

N
N

 22 / 32 mph 52 / 46°F 96%
Low level cloud: 75%
Mid level cloud: 80%
High level cloud: 97%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
06:00

N
N

 30 / 47 mph 51 / 43°F 92%
Low level cloud: 81%
Mid level cloud: 93%
High level cloud: 18%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
09:00

N
N

 29 / 33 mph 53 / 47°F 91%
Low level cloud: 100%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

 21 / 24 mph 56 / 51°F 94%
Low level cloud: 79%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

 17 / 19 mph 57 / 54°F 95%
Low level cloud: 74%
Mid level cloud: 70%
High level cloud: 4%
Most Significant Cloud Type: low
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

 13 / 20 mph 56 / 53°F 90%
Low level cloud: 71%
Mid level cloud: 43%
High level cloud: 9%
Most Significant Cloud Type: low
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ENE
ENE

 9 / 16 mph 54 / 51°F 90%
Low level cloud: 90%
Mid level cloud: 39%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 24
May		00:00

E
E

 12 / 24 mph 54 / 50°F 85%
Low level cloud: 27%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: low
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

ESE
ESE

 10 / 19 mph 52 / 49°F 80%
Low level cloud: 76%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
80%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

ESE
ESE

 14 / 29 mph 52 / 46°F 76%
Low level cloud: 42%
Mid level cloud: 33%
High level cloud: 0%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ESE
ESE

 15 / 22 mph 54 / 50°F 75%
Low level cloud: 68%
Mid level cloud: 73%
High level cloud: 0%
Most Significant Cloud Type: low
94%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

 15 / 22 mph 57 / 53°F 71%
Low level cloud: 64%
Mid level cloud: 67%
High level cloud: 3%
Most Significant Cloud Type: low
88%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSE
SSE

 19 / 22 mph 58 / 54°F 75%
Low level cloud: 68%
Mid level cloud: 44%
High level cloud: 70%
Most Significant Cloud Type: low
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSE
SSE

 17 / 20 mph 57 / 53°F 80%
Low level cloud: 84%
Mid level cloud: 80%
High level cloud: 33%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

S
S

 11 / 13 mph 55 / 51°F 84%
Low level cloud: 88%
Mid level cloud: 82%
High level cloud: 1%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 25
May		00:00

SSE
SSE

 10 / 11 mph 53 / 50°F 83%
Low level cloud: 75%
Mid level cloud: 93%
High level cloud: 5%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SE
SE

 9 / 12 mph 52 / 49°F 83%
Low level cloud: 25%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: low
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

ESE
ESE

 9 / 15 mph 52 / 47°F 81%
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
09:00

SE
SE

 7 / 13 mph 55 / 51°F 70%
Low level cloud: 5%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

 9 / 16 mph 57 / 54°F 67%
Low level cloud: 1%
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
15:00

S
S

 11 / 17 mph 59 / 56°F 67%
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
18:00

S
S

 8 / 14 mph 58 / 55°F 70%
Low level cloud: 0%
Mid level cloud: 48%
High level cloud: 100%
Most Significant Cloud Type: medium
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SE
SE

 5 / 10 mph 56 / 53°F 75%
Low level cloud: 0%
Mid level cloud: 51%
High level cloud: 100%
Most Significant Cloud Type: medium
54%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityCloud AmountPrecip AmountWeather
Sun 26
May		00:00

E
E

 9 / 18 mph 55 / 53°F 79%
Low level cloud: 33%
Mid level cloud: 64%
High level cloud: 84%
Most Significant Cloud Type: low
65%
0.0 In
06:00

SSE
SSE

 16 / 25 mph 54 / 49°F 88%
Low level cloud: 85%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
12:00

NW
NW

 3 / 7 mph 54 / 54°F 82%
Low level cloud: 38%
Mid level cloud: 81%
High level cloud: 8%
Most Significant Cloud Type: low
67%
0.0 In
18:00

NNW
NNW

 5 / 10 mph 57 / 57°F 80%
Low level cloud: 0%
Mid level cloud: 38%
High level cloud: 33%
Most Significant Cloud Type: medium
39%
0.0 In
Mon 27
May		00:00

ESE
ESE

 10 / 18 mph 54 / 51°F 85%
Low level cloud: 15%
Mid level cloud: 14%
High level cloud: 21%
Most Significant Cloud Type: low
22%
0.0 In
06:00

SE
SE

 4 / 8 mph 53 / 53°F 81%
Low level cloud: 19%
Mid level cloud: 26%
High level cloud: 100%
Most Significant Cloud Type: low
39%
0.0 In
12:00

SW
SW

 6 / 12 mph 57 / 56°F 81%
Low level cloud: 54%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
69%
0.1 In
18:00

NNW
NNW

 4 / 6 mph 57 / 58°F 87%
Low level cloud: 38%
Mid level cloud: 32%
High level cloud: 25%
Most Significant Cloud Type: low
52%
0.0 In
Tue 28
May		00:00

E
E

 6 / 12 mph 52 / 50°F 81%
Low level cloud: 11%
Mid level cloud: 30%
High level cloud: 32%
Most Significant Cloud Type: low
25%
0.0 In
06:00

ENE
ENE

 3 / 6 mph 54 / 54°F 89%
Low level cloud: 1%
Mid level cloud: 47%
High level cloud: 18%
Most Significant Cloud Type: medium
50%
0.0 In
12:00

SW
SW

 10 / 21 mph 55 / 52°F 85%
Low level cloud: 17%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
33%
0.2 In
18:00

E
E

 2 / 4 mph 57 / 58°F 94%
Low level cloud: 27%
Mid level cloud: 71%
High level cloud: 100%
Most Significant Cloud Type: low
63%
0.1 In
Wed 29
May		00:00

SSE
SSE

 10 / 20 mph 50 / 46°F 87%
Low level cloud: 25%
Mid level cloud: 63%
High level cloud: 16%
Most Significant Cloud Type: low
48%
0.0 In
06:00

W
W

 2 / 3 mph 54 / 54°F 92%
Low level cloud: 89%
Mid level cloud: 45%
High level cloud: 32%
Most Significant Cloud Type: low
100%
0.1 In
12:00

WSW
WSW

 6 / 13 mph 50 / 48°F 81%
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 68%
Most Significant Cloud Type: medium
19%
0.0 In
18:00

N
N

 4 / 8 mph 56 / 56°F 89%
Low level cloud: 12%
Mid level cloud: 46%
High level cloud: 5%
Most Significant Cloud Type: medium
80%
0.0 In
Thu 30
May		00:00

WSW
WSW

 4 / 8 mph 52 / 51°F 88%
Low level cloud: 23%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
38%
0.0 In
06:00

NNE
NNE

 1 / 1 mph 53 / 53°F 92%
Low level cloud: 73%
Mid level cloud: 51%
High level cloud: 13%
Most Significant Cloud Type: low
92%
0.0 In
12:00

SW
SW

 3 / 6 mph 54 / 54°F 85%
Low level cloud: 29%
Mid level cloud: 46%
High level cloud: 5%
Most Significant Cloud Type: low
45%
0.0 In
18:00

NE
NE

 7 / 13 mph 55 / 54°F 87%
Low level cloud: 63%
Mid level cloud: 50%
High level cloud: 10%
Most Significant Cloud Type: low
82%
0.2 In
Fri 31
May		00:00

NNE
NNE

 8 / 16 mph 51 / 48°F 80%
Low level cloud: 20%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: low
31%
0.0 In
06:00

NE
NE

 9 / 16 mph 53 / 50°F 85%
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 12%
Most Significant Cloud Type: medium
29%
0.1 In
12:00

N
N

 7 / 14 mph 54 / 52°F 75%
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 16%
Most Significant Cloud Type: medium
12%
0.0 In
18:00

W
W

 1 / 2 mph 57 / 57°F 93%
Low level cloud: 51%
Mid level cloud: 95%
High level cloud: 32%
Most Significant Cloud Type: low
87%
0.1 In
Sat 01
Jun		00:00

SE
SE

 6 / 12 mph 51 / 49°F 84%
Low level cloud: 87%
Mid level cloud: 44%
High level cloud: 79%
Most Significant Cloud Type: low
100%
0.0 In
06:00

NE
NE

 13 / 26 mph 52 / 47°F 88%
Low level cloud: 97%
Mid level cloud: 99%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.4 In
12:00

ENE
ENE

 9 / 20 mph 53 / 50°F 89%
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 99%
Most Significant Cloud Type: low
100%
0.2 In
18:00

NE
NE

 10 / 19 mph 54 / 52°F 80%
Low level cloud: 86%
Mid level cloud: 100%
High level cloud: 17%
Most Significant Cloud Type: low
100%
0.1 In
Sun 02
Jun		00:00

ESE
ESE

 11 / 23 mph 55 / 51°F 92%
Low level cloud: 86%
Mid level cloud: 65%
High level cloud: 7%
Most Significant Cloud Type: low
100%
0.2 In
06:00

ENE
ENE

 5 / 10 mph 49 / 47°F 91%
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 11%
Most Significant Cloud Type: low
100%
0.1 In
12:00

SSW
SSW

 23 / 49 mph 60 / 60°F 87%
Low level cloud: 37%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
41%
0.2 In
18:00

NNW
NNW

 3 / 5 mph 52 / 52°F 77%
Low level cloud: 3%
Mid level cloud: 26%
High level cloud: 20%
Most Significant Cloud Type: medium
36%
0.0 In
Mon 03
Jun		00:00

S
S

 21 / 45 mph 52 / 46°F 91%
Low level cloud: 91%
Mid level cloud: 100%
High level cloud: 91%
Most Significant Cloud Type: low
100%
0.1 In
06:00

E
E

 4 / 8 mph 52 / 51°F 84%
Low level cloud: 8%
Mid level cloud: 40%
High level cloud: 16%
Most Significant Cloud Type: medium
63%
0.0 In
12:00

SSW
SSW

 28 / 58 mph 53 / 47°F 86%
Low level cloud: 41%
Mid level cloud: 52%
High level cloud: 5%
Most Significant Cloud Type: low
60%
0.5 In

Other Locations Near to Calgary

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