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Larvik 14 Day Long Range Forecast

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

Norway

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

The next 14 day outlook for Larvik shows the average daytime maximum temperature will be around 14°C, with a high for the two weeks of 18°C expected on the afternoon of Monday 13th. The mean minimum temperature will be 9°C, dipping to its lowest on the morning of Friday 10th at 7°C. The next 14 days will remain predominantly dry. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Mon 06
May		10:00

NE
NE

 16 / 21 mph 47 / 40°F 78% 1011 mb
Low level cloud: 92%
Mid level cloud: 72%
High level cloud: 18%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

NE
NE

 13 / 15 mph 53 / 49°F 64% 1012 mb
Low level cloud: 90%
Mid level cloud: 44%
High level cloud: 10%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

NE
NE

 10 / 12 mph 53 / 48°F 63% 1013 mb
Low level cloud: 38%
Mid level cloud: 19%
High level cloud: 12%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

NE
NE

 8 / 10 mph 53 / 49°F 64% 1014 mb
Low level cloud: 32%
Mid level cloud: 17%
High level cloud: 4%
Most Significant Cloud Type: low
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

ENE
ENE

 5 / 8 mph 50 / 48°F 70% 1016 mb
Low level cloud: 66%
Mid level cloud: 20%
High level cloud: 7%
Most Significant Cloud Type: low
73%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 07
May		01:00

NE
NE

 5 / 9 mph 48 / 46°F 71% 1018 mb
Low level cloud: 93%
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
04:00

E
E

 8 / 13 mph 46 / 42°F 78% 1019 mb
Low level cloud: 90%
Mid level cloud: 75%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

ESE
ESE

 7 / 8 mph 46 / 43°F 79% 1021 mb
Low level cloud: 98%
Mid level cloud: 56%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSE
SSE

 4 / 5 mph 49 / 47°F 80% 1022 mb
Low level cloud: 94%
Mid level cloud: 92%
High level cloud: 6%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

S
S

 5 / 6 mph 51 / 49°F 80% 1023 mb
Low level cloud: 97%
Mid level cloud: 86%
High level cloud: 36%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

 8 / 9 mph 51 / 49°F 84% 1022 mb
Low level cloud: 92%
Mid level cloud: 72%
High level cloud: 17%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SW
SW

 6 / 7 mph 51 / 48°F 81% 1023 mb
Low level cloud: 59%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSW
SSW

 4 / 6 mph 49 / 47°F 80% 1023 mb
Low level cloud: 92%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 08
May		01:00

S
S

 6 / 9 mph 48 / 46°F 82% 1023 mb
Low level cloud: 84%
Mid level cloud: 98%
High level cloud: 44%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SSE
SSE

 4 / 6 mph 49 / 47°F 86% 1023 mb
Low level cloud: 56%
Mid level cloud: 100%
High level cloud: 34%
Most Significant Cloud Type: low
94%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

N
N

 3 / 4 mph 52 / 50°F 83% 1023 mb
Low level cloud: 49%
Mid level cloud: 44%
High level cloud: 9%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSW
SSW

 4 / 5 mph 55 / 53°F 70% 1024 mb
Low level cloud: 14%
Mid level cloud: 27%
High level cloud: 2%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

S
S

 8 / 11 mph 54 / 50°F 78% 1024 mb
Low level cloud: 51%
Mid level cloud: 44%
High level cloud: 16%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSE
SSE

 3 / 4 mph 54 / 52°F 83% 1024 mb
Low level cloud: 16%
Mid level cloud: 45%
High level cloud: 21%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

ESE
ESE

 5 / 6 mph 53 / 50°F 87% 1024 mb
Low level cloud: 27%
Mid level cloud: 24%
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

ESE
ESE

 6 / 8 mph 50 / 48°F 91% 1025 mb
Low level cloud: 42%
Mid level cloud: 26%
High level cloud: 100%
Most Significant Cloud Type: low
63%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 09
May		01:00

NE
NE

 4 / 4 mph 50 / 49°F 91% 1024 mb
Low level cloud: 40%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

N
N

 4 / 4 mph 49 / 48°F 91% 1023 mb
Low level cloud: 55%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

W
W

 1 / 2 mph 49 / 49°F 85% 1023 mb
Low level cloud: 94%
Mid level cloud: 57%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSW
SSW

 5 / 6 mph 54 / 52°F 77% 1022 mb
Low level cloud: 63%
Mid level cloud: 65%
High level cloud: 100%
Most Significant Cloud Type: low
98%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSE
SSE

 5 / 6 mph 57 / 57°F 69% 1021 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SW
SW

 10 / 11 mph 58 / 56°F 65% 1020 mb
Low level cloud: 0%
Mid level cloud: 93%
High level cloud: 100%
Most Significant Cloud Type: medium
97%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SW
SW

 12 / 15 mph 55 / 52°F 76% 1019 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SW
SW

 10 / 13 mph 52 / 49°F 88% 1019 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 2%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 10
May		01:00

W
W

 2 / 3 mph 48 / 48°F 89% 1019 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 3%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

NNE
NNE

 5 / 9 mph 46 / 43°F 90% 1019 mb
Low level cloud: 3%
Mid level cloud: 7%
High level cloud: 3%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

NE
NE

 5 / 6 mph 54 / 51°F 81% 1019 mb
Low level cloud: 8%
Mid level cloud: 7%
High level cloud: 31%
Most Significant Cloud Type: low
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

ESE
ESE

 7 / 8 mph 58 / 56°F 74% 1019 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 48%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SE
SE

 6 / 8 mph 59 / 56°F 74% 1018 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 100%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

S
S

 5 / 6 mph 57 / 56°F 74% 1017 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

S
S

 4 / 4 mph 54 / 54°F 80% 1017 mb
Low level cloud: 0%
Mid level cloud: 97%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSE
SSE

 2 / 4 mph 50 / 50°F 87% 1017 mb
Low level cloud: 2%
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
Sat 11
May		01:00

NE
NE

 2 / 4 mph 49 / 49°F 90% 1018 mb
Low level cloud: 10%
Mid level cloud: 96%
High level cloud: 43%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

NE
NE

 7 / 11 mph 48 / 45°F 93% 1018 mb
Low level cloud: 20%
Mid level cloud: 23%
High level cloud: 12%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

NE
NE

 7 / 9 mph 53 / 49°F 83% 1019 mb
Low level cloud: 11%
Mid level cloud: 7%
High level cloud: 2%
Most Significant Cloud Type: low
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

E
E

 7 / 10 mph 56 / 53°F 66% 1019 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
13:00

SSE
SSE

 4 / 7 mph 57 / 56°F 63% 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
16:00

SSW
SSW

 7 / 13 mph 58 / 56°F 60% 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
19:00

SW
SW

 7 / 15 mph 57 / 54°F 69% 1019 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 1%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

WSW
WSW

 6 / 12 mph 53 / 52°F 72% 1019 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 100%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 12
May		01:00

WSW
WSW

 5 / 11 mph 52 / 50°F 72% 1020 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 19%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

WSW
WSW

 5 / 11 mph 51 / 49°F 77% 1020 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 42%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SW
SW

 4 / 7 mph 57 / 55°F 72% 1021 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 33%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSW
SSW

 8 / 13 mph 59 / 56°F 73% 1021 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 5%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSW
SSW

 11 / 16 mph 60 / 57°F 71% 1022 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 2%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSW
SSW

 11 / 17 mph 59 / 56°F 73% 1021 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 15%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SW
SW

 7 / 14 mph 55 / 53°F 78% 1021 mb
Low level cloud: 0%
Mid level cloud: 96%
High level cloud: 3%
Most Significant Cloud Type: medium
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSW
SSW

 7 / 14 mph 52 / 50°F 85% 1020 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: medium
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Mon 13
May		01:00

NNE
NNE

 10 / 19 mph 46 / 41°F 62% 1022 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 3%
Most Significant Cloud Type: medium
24%
0.0 In
07:00

SW
SW

 9 / 15 mph 48 / 44°F 64% 1018 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 100%
Most Significant Cloud Type: medium
11%
0.0 In
13:00

E
E

 10 / 12 mph 57 / 55°F 55% 1013 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 63%
Most Significant Cloud Type: medium
25%
0.0 In
19:00

SSW
SSW

 9 / 11 mph 58 / 56°F 78% 1015 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 100%
Most Significant Cloud Type: medium
9%
0.0 In
Tue 14
May		01:00

ENE
ENE

 5 / 9 mph 54 / 53°F 63% 1013 mb
Low level cloud: 0%
Mid level cloud: 86%
High level cloud: 48%
Most Significant Cloud Type: medium
87%
0.0 In
07:00

SSW
SSW

 6 / 9 mph 51 / 48°F 86% 1011 mb
Low level cloud: 29%
Mid level cloud: 5%
High level cloud: 10%
Most Significant Cloud Type: low
31%
0.0 In
13:00

NE
NE

 13 / 16 mph 46 / 40°F 68% 1014 mb
Low level cloud: 69%
Mid level cloud: 93%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
19:00

ESE
ESE

 4 / 5 mph 58 / 58°F 84% 1006 mb
Low level cloud: 20%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: low
30%
0.0 In
Wed 15
May		01:00

NNE
NNE

 11 / 17 mph 43 / 37°F 63% 1017 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
0.0 In
07:00

NNE
NNE

 13 / 21 mph 50 / 45°F 73% 1004 mb
Low level cloud: 17%
Mid level cloud: 28%
High level cloud: 21%
Most Significant Cloud Type: low
29%
0.0 In
13:00

ENE
ENE

 14 / 21 mph 50 / 44°F 40% 1018 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 1%
Most Significant Cloud Type: medium
19%
0.0 In
19:00

WSW
WSW

 6 / 7 mph 56 / 55°F 75% 1004 mb
Low level cloud: 3%
Mid level cloud: 30%
High level cloud: 35%
Most Significant Cloud Type: medium
40%
0.0 In
Thu 16
May		01:00

N
N

 6 / 9 mph 46 / 43°F 56% 1021 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: medium
43%
0.0 In
07:00

NNE
NNE

 18 / 22 mph 45 / 37°F 78% 1007 mb
Low level cloud: 38%
Mid level cloud: 45%
High level cloud: 9%
Most Significant Cloud Type: low
55%
0.0 In
13:00

ESE
ESE

 8 / 13 mph 50 / 46°F 41% 1024 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: medium
25%
0.0 In
19:00

NNE
NNE

 14 / 17 mph 49 / 44°F 72% 1009 mb
Low level cloud: 66%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
81%
0.0 In
Fri 17
May		01:00

WSW
WSW

 9 / 19 mph 44 / 40°F 73% 1025 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 6%
Most Significant Cloud Type: medium
9%
0.0 In
07:00

NNE
NNE

 13 / 16 mph 47 / 42°F 50% 1016 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: medium
21%
0.0 In
13:00

SSW
SSW

 16 / 21 mph 56 / 52°F 58% 1023 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 7%
Most Significant Cloud Type: medium
5%
0.0 In
19:00

WSW
WSW

 12 / 19 mph 50 / 46°F 64% 1017 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
0.0 In
Sat 18
May		01:00

SW
SW

 5 / 8 mph 50 / 48°F 65% 1021 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
07:00

NE
NE

 14 / 17 mph 46 / 39°F 44% 1021 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 35%
Most Significant Cloud Type: medium
47%
0.0 In
13:00

SE
SE

 3 / 4 mph 59 / 59°F 44% 1019 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
19:00

SW
SW

 6 / 9 mph 51 / 49°F 46% 1020 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 20%
Most Significant Cloud Type: medium
23%
0.0 In
Sun 19
May		01:00

WNW
WNW

 2 / 3 mph 53 / 54°F 64% 1017 mb
Low level cloud: 0%
Mid level cloud: 48%
High level cloud: 33%
Most Significant Cloud Type: medium
49%
0.0 In
07:00

SSW
SSW

 16 / 21 mph 50 / 44°F 64% 1017 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 100%
Most Significant Cloud Type: medium
6%
0.0 In
13:00

S
S

 8 / 10 mph 55 / 53°F 57% 1016 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 55%
Most Significant Cloud Type: medium
47%
0.0 In
19:00

WSW
WSW

 8 / 12 mph 60 / 60°F 59% 1008 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 33%
Most Significant Cloud Type: medium
26%
0.0 In
Mon 20
May		01:00

SW
SW

 3 / 4 mph 53 / 53°F 84% 1017 mb
Low level cloud: 7%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
10%
0.0 In
07:00

N
N

 6 / 8 mph 55 / 54°F 50% 1008 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 1%
Most Significant Cloud Type: medium
6%
0.0 In
13:00

ESE
ESE

 5 / 6 mph 53 / 52°F 80% 1019 mb
Low level cloud: 77%
Mid level cloud: 44%
High level cloud: 56%
Most Significant Cloud Type: low
99%
0.0 In
19:00

NW
NW

 18 / 27 mph 55 / 51°F 34% 1002 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
0.0 In
Tue 21
May		01:00

ENE
ENE

 8 / 13 mph 49 / 45°F 97% 1018 mb
Low level cloud: 100%
Mid level cloud: 89%
High level cloud: 32%
Most Significant Cloud Type: low
100%
0.2 In
07:00

N
N

 21 / 26 mph 45 / 37°F 40% 1011 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.0 In

Other Locations Near to Larvik

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