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St. Robert 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for St. Robert

Missouri, United States Of America

Long range weather outlook for St. Robert includes 14 day forecast summary:

The forecast for St. Robert in the coming two weeks is predicting the average daytime maximum temperature will be around 28°C, with a high for the two weeks of 32°C expected on the afternoon of Sunday 19th. The average minimum temperature will be 17°C, dipping to its lowest on the morning of Thursday 23rd at 10°C. Expect the coming 14 days to have some days seeing a little precipitation and some days with rain. It looks like Sunday 26th will have the most precipitation with an accumulation of around 95.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 17
May		00:00

SSW
SSW

 5 / 11 mph 60 / 60°F 97% 1010 mb
Low level cloud: 1%
Mid level cloud: 20%
High level cloud: 32%
Most Significant Cloud Type: medium
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

 5 / 11 mph 58 / 57°F 96% 1009 mb
Low level cloud: 0%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: medium
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SW
SW

 4 / 8 mph 61 / 59°F 95% 1009 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: medium
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSE
SSE

 6 / 9 mph 70 / 67°F 88% 1009 mb
Low level cloud: 3%
Mid level cloud: 31%
High level cloud: 4%
Most Significant Cloud Type: medium
40%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
12:00

SSW
SSW

 4 / 8 mph 75 / 76°F 80% 1008 mb
Low level cloud: 33%
Mid level cloud: 26%
High level cloud: 42%
Most Significant Cloud Type: low
46%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

SSW
SSW

 4 / 7 mph 77 / 78°F 69% 1007 mb
Low level cloud: 9%
Mid level cloud: 21%
High level cloud: 1%
Most Significant Cloud Type: low
16%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
18:00

SSE
SSE

 3 / 5 mph 76 / 76°F 81% 1007 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 2%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

S
S

 4 / 8 mph 64 / 64°F 94% 1008 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 18
May		15:00

WNW
WNW

 6 / 7 mph 86 / 83°F 47% 1010 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NW
NW

 2 / 2 mph 82 / 82°F 72% 1011 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SE
SE

 1 / 2 mph 70 / 70°F 90% 1013 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
Sun 19
May		00:00

SE
SE

 3 / 6 mph 67 / 67°F 93% 1014 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSE
SSE

 3 / 7 mph 64 / 64°F 94% 1014 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

S
S

 4 / 8 mph 67 / 64°F 92% 1015 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSE
SSE

 5 / 6 mph 81 / 80°F 61% 1014 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
12:00

SSE
SSE

 7 / 8 mph 89 / 87°F 42% 1013 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
15:00

SSW
SSW

 9 / 10 mph 89 / 88°F 45% 1011 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

S
S

 7 / 13 mph 82 / 82°F 64% 1010 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
21:00

SSE
SSE

 7 / 13 mph 71 / 71°F 79% 1012 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 20
May		00:00

SSE
SSE

 10 / 17 mph 71 / 71°F 72% 1012 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: medium
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSE
SSE

 9 / 18 mph 67 / 67°F 81% 1010 mb
Low level cloud: 0%
Mid level cloud: 36%
High level cloud: 20%
Most Significant Cloud Type: medium
36%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSW
SSW

 11 / 19 mph 71 / 69°F 79% 1012 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 100%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

S
S

 11 / 13 mph 78 / 79°F 59% 1011 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 14%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSW
SSW

 9 / 11 mph 86 / 85°F 47% 1010 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 32%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

S
S

 13 / 14 mph 86 / 86°F 51% 1009 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
18:00

SSE
SSE

 9 / 15 mph 83 / 84°F 66% 1008 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSE
SSE

 11 / 18 mph 76 / 79°F 68% 1009 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 2%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 21
May		00:00

S
S

 12 / 20 mph 74 / 77°F 71% 1008 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 7%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

S
S

 10 / 17 mph 71 / 71°F 75% 1007 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 8%
Most Significant Cloud Type: high
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

S
S

 12 / 20 mph 73 / 76°F 78% 1007 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
09:00

S
S

 16 / 18 mph 82 / 83°F 61% 1006 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

SSW
SSW

 18 / 21 mph 88 / 89°F 45% 1005 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSW
SSW

 15 / 22 mph 86 / 87°F 52% 1003 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
18:00

SSW
SSW

 13 / 27 mph 75 / 77°F 82% 1001 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 20%
Most Significant Cloud Type: medium
21%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

S
S

 5 / 11 mph 69 / 69°F 96% 1005 mb
Low level cloud: 4%
Mid level cloud: 32%
High level cloud: 0%
Most Significant Cloud Type: medium
42%
Expect 0.4 In of precipitation over the past 3 hours.
0.4 In
Wed 22
May		00:00

SSW
SSW

 5 / 10 mph 68 / 68°F 98% 1005 mb
Low level cloud: 38%
Mid level cloud: 16%
High level cloud: 10%
Most Significant Cloud Type: low
45%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
03:00

SSE
SSE

 4 / 9 mph 67 / 67°F 98% 1005 mb
Low level cloud: 34%
Mid level cloud: 17%
High level cloud: 12%
Most Significant Cloud Type: low
40%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
06:00

S
S

 11 / 18 mph 71 / 68°F 97% 1004 mb
Low level cloud: 50%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
51%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSW
SSW

 13 / 16 mph 79 / 81°F 81% 1005 mb
Low level cloud: 60%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
61%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

 16 / 19 mph 84 / 88°F 68% 1004 mb
Low level cloud: 74%
Mid level cloud: 38%
High level cloud: 0%
Most Significant Cloud Type: low
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WNW
WNW

 15 / 19 mph 79 / 81°F 74% 1006 mb
Low level cloud: 71%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NW
NW

 11 / 15 mph 65 / 65°F 78% 1009 mb
Low level cloud: 97%
Mid level cloud: 0%
High level cloud: 30%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

 11 / 15 mph 63 / 63°F 63% 1012 mb
Low level cloud: 5%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 23
May		00:00

NW
NW

 9 / 16 mph 56 / 53°F 88% 1014 mb
Low level cloud: 24%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNW
NNW

 6 / 10 mph 52 / 50°F 99% 1015 mb
Low level cloud: 79%
Mid level cloud: 0%
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

NNW
NNW

 4 / 5 mph 52 / 51°F 96% 1017 mb
Low level cloud: 87%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNW
NNW

 6 / 7 mph 64 / 61°F 69% 1018 mb
Low level cloud: 53%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNW
NNW

 7 / 8 mph 73 / 69°F 52% 1018 mb
Low level cloud: 24%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

 8 / 9 mph 73 / 76°F 50% 1017 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

N
N

 4 / 5 mph 72 / 70°F 68% 1017 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

 5 / 11 mph 59 / 59°F 83% 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
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 24
May		00:00

SSE
SSE

 7 / 14 mph 62 / 62°F 98% 1017 mb
Low level cloud: 40%
Mid level cloud: 10%
High level cloud: 8%
Most Significant Cloud Type: low
100%
0.0 In
06:00

SSW
SSW

 10 / 21 mph 66 / 66°F 94% 1009 mb
Low level cloud: 31%
Mid level cloud: 22%
High level cloud: 49%
Most Significant Cloud Type: low
44%
0.0 In
12:00

SSW
SSW

 15 / 31 mph 87 / 91°F 52% 1003 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 0%
Most Significant Cloud Type: medium
27%
0.0 In
18:00

SW
SW

 8 / 17 mph 76 / 80°F 90% 1006 mb
Low level cloud: 51%
Mid level cloud: 37%
High level cloud: 21%
Most Significant Cloud Type: low
65%
0.0 In
Sat 25
May		00:00

S
S

 13 / 28 mph 74 / 78°F 71% 1007 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
06:00

SSW
SSW

 6 / 13 mph 68 / 68°F 94% 1008 mb
Low level cloud: 28%
Mid level cloud: 10%
High level cloud: 37%
Most Significant Cloud Type: low
35%
0.0 In
12:00

SSW
SSW

 15 / 33 mph 87 / 90°F 50% 1009 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
18:00

SSE
SSE

 14 / 29 mph 82 / 87°F 65% 1009 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 98%
Most Significant Cloud Type: medium
35%
0.0 In
Sun 26
May		00:00

SW
SW

 6 / 13 mph 75 / 78°F 64% 1009 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 9%
Most Significant Cloud Type: medium
6%
0.0 In
06:00

S
S

 11 / 23 mph 69 / 69°F 94% 1010 mb
Low level cloud: 14%
Mid level cloud: 4%
High level cloud: 11%
Most Significant Cloud Type: low
16%
0.1 In
12:00

SSW
SSW

 15 / 31 mph 87 / 91°F 53% 1009 mb
Low level cloud: 9%
Mid level cloud: 18%
High level cloud: 4%
Most Significant Cloud Type: low
16%
0.0 In
18:00

SW
SW

 7 / 14 mph 73 / 77°F 90% 1006 mb
Low level cloud: 61%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
87%
0.3 In
Mon 27
May		00:00

SW
SW

 5 / 11 mph 68 / 68°F 96% 1011 mb
Low level cloud: 20%
Mid level cloud: 15%
High level cloud: 100%
Most Significant Cloud Type: low
36%
0.1 In
06:00

SSW
SSW

 6 / 12 mph 64 / 64°F 98% 1014 mb
Low level cloud: 15%
Mid level cloud: 28%
High level cloud: 89%
Most Significant Cloud Type: low
35%
4.1 In
12:00

SW
SW

 10 / 22 mph 83 / 88°F 64% 1011 mb
Low level cloud: 94%
Mid level cloud: 56%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.2 In
18:00

N
N

 5 / 11 mph 74 / 78°F 88% 1012 mb
Low level cloud: 53%
Mid level cloud: 52%
High level cloud: 0%
Most Significant Cloud Type: low
71%
0.0 In
Tue 28
May		00:00

N
N

 6 / 13 mph 63 / 63°F 99% 1015 mb
Low level cloud: 98%
Mid level cloud: 20%
High level cloud: 14%
Most Significant Cloud Type: low
100%
0.6 In
06:00

ESE
ESE

 3 / 6 mph 65 / 65°F 99% 1014 mb
Low level cloud: 95%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.2 In
12:00

ENE
ENE

 6 / 14 mph 64 / 64°F 98% 1018 mb
Low level cloud: 99%
Mid level cloud: 30%
High level cloud: 71%
Most Significant Cloud Type: low
100%
0.3 In
18:00

ENE
ENE

 9 / 18 mph 70 / 70°F 93% 1014 mb
Low level cloud: 87%
Mid level cloud: 32%
High level cloud: 8%
Most Significant Cloud Type: low
98%
0.3 In
Wed 29
May		00:00

N
N

 10 / 21 mph 58 / 56°F 98% 1019 mb
Low level cloud: 100%
Mid level cloud: 55%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.5 In
06:00

NE
NE

 4 / 9 mph 58 / 58°F 98% 1015 mb
Low level cloud: 48%
Mid level cloud: 75%
High level cloud: 0%
Most Significant Cloud Type: low
73%
0.1 In
12:00

N
N

 11 / 22 mph 68 / 68°F 59% 1022 mb
Low level cloud: 73%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
76%
0.1 In
18:00

NNE
NNE

 6 / 13 mph 64 / 64°F 92% 1016 mb
Low level cloud: 52%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: low
58%
0.1 In
Thu 30
May		00:00

E
E

 3 / 7 mph 56 / 56°F 90% 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

WNW
WNW

 5 / 10 mph 54 / 53°F 98% 1019 mb
Low level cloud: 36%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
12:00

ESE
ESE

 8 / 17 mph 74 / 76°F 37% 1023 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
18:00

NNW
NNW

 8 / 16 mph 68 / 68°F 67% 1016 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
0.0 In
Fri 31
May		00:00

SE
SE

 6 / 13 mph 57 / 56°F 88% 1022 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
06:00

W
W

 5 / 11 mph 58 / 58°F 85% 1017 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
0.0 In
12:00

SSE
SSE

 7 / 15 mph 75 / 77°F 49% 1022 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 100%
Most Significant Cloud Type: medium
47%
0.0 In
18:00

N
N

 8 / 16 mph 66 / 66°F 68% 1018 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: medium
21%
0.0 In
Sat 01
Jun		00:00

SE
SE

 6 / 14 mph 60 / 60°F 87% 1020 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 33%
Most Significant Cloud Type: medium
7%
0.0 In
06:00

NNW
NNW

 3 / 7 mph 52 / 51°F 93% 1025 mb
Low level cloud: 18%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
20%
0.0 In
12:00

SSE
SSE

 9 / 18 mph 77 / 79°F 58% 1019 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: medium
50%
0.0 In
18:00

N
N

 5 / 11 mph 65 / 65°F 66% 1023 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
0.0 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