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Over Whitacre 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Over Whitacre

Warwickshire, United Kingdom

Long range weather outlook for Over Whitacre includes 14 day forecast summary:

The outlook for Over Whitacre in the two weeks ahead shows the average daytime maximum temperature will be around 18°C, with a high for the two weeks of 21°C expected on the afternoon of Sunday 19th. The mean minimum temperature will be 10°C, dipping to its lowest on the morning of Tuesday 21st at 6°C. The coming 14 days will have some days seeing a little precipitation and some days with rain. The current forecast indicates Thursday 23rd will have the most precipitation with an accumulation of around 10.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 17
May		18:00

NE
NE

 3 / 4 mph 67 / 64°F 84% 1011 mb
Low level cloud: 24%
Mid level cloud: 24%
High level cloud: 100%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

 4 / 8 mph 59 / 57°F 93% 1012 mb
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 100%
Most Significant Cloud Type: medium
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 18
May		00:00

NE
NE

 4 / 6 mph 55 / 55°F 97% 1013 mb
Low level cloud: 22%
Mid level cloud: 19%
High level cloud: 8%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

 4 / 7 mph 53 / 52°F 98% 1013 mb
Low level cloud: 62%
Mid level cloud: 11%
High level cloud: 15%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

 5 / 8 mph 56 / 53°F 96% 1014 mb
Low level cloud: 64%
Mid level cloud: 13%
High level cloud: 19%
Most Significant Cloud Type: low
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

 8 / 10 mph 62 / 61°F 76% 1014 mb
Low level cloud: 76%
Mid level cloud: 16%
High level cloud: 17%
Most Significant Cloud Type: low
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NE
NE

 9 / 11 mph 62 / 62°F 81% 1014 mb
Low level cloud: 94%
Mid level cloud: 73%
High level cloud: 2%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ENE
ENE

 7 / 9 mph 67 / 65°F 73% 1014 mb
Low level cloud: 41%
Mid level cloud: 54%
High level cloud: 0%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

 9 / 12 mph 65 / 63°F 87% 1014 mb
Low level cloud: 1%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NE
NE

 7 / 10 mph 58 / 56°F 91% 1016 mb
Low level cloud: 1%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 19
May		00:00

NNE
NNE

 6 / 8 mph 54 / 53°F 89% 1016 mb
Low level cloud: 1%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

 6 / 9 mph 49 / 47°F 91% 1016 mb
Low level cloud: 13%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

 7 / 9 mph 52 / 48°F 85% 1017 mb
Low level cloud: 12%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: low
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NE
NE

 8 / 9 mph 62 / 60°F 68% 1017 mb
Low level cloud: 4%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NE
NE

 9 / 10 mph 68 / 66°F 55% 1017 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
15:00

NE
NE

 8 / 9 mph 70 / 68°F 51% 1016 mb
Low level cloud: 19%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

 8 / 9 mph 69 / 68°F 64% 1016 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
21:00

ENE
ENE

 6 / 8 mph 59 / 57°F 84% 1017 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
Mon 20
May		00:00

NE
NE

 6 / 8 mph 52 / 51°F 90% 1017 mb
Low level cloud: 10%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

 6 / 9 mph 48 / 46°F 94% 1017 mb
Low level cloud: 43%
Mid level cloud: 10%
High level cloud: 3%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NE
NE

 8 / 10 mph 50 / 46°F 89% 1017 mb
Low level cloud: 53%
Mid level cloud: 16%
High level cloud: 4%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NE
NE

 9 / 10 mph 59 / 56°F 69% 1016 mb
Low level cloud: 30%
Mid level cloud: 23%
High level cloud: 12%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NE
NE

 9 / 11 mph 64 / 64°F 64% 1014 mb
Low level cloud: 91%
Mid level cloud: 27%
High level cloud: 9%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ENE
ENE

 9 / 10 mph 65 / 62°F 66% 1013 mb
Low level cloud: 49%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

 8 / 9 mph 62 / 60°F 70% 1013 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: medium
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NE
NE

 6 / 8 mph 56 / 54°F 74% 1013 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
Tue 21
May		00:00

NE
NE

 4 / 6 mph 49 / 48°F 75% 1012 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 1%
Most Significant Cloud Type: medium
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NE
NE

 4 / 6 mph 46 / 45°F 71% 1011 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 3%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

 3 / 5 mph 48 / 46°F 60% 1011 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
09:00

NNE
NNE

 3 / 3 mph 59 / 58°F 43% 1010 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
12:00

ENE
ENE

 1 / 2 mph 68 / 65°F 37% 1009 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
15:00

ESE
ESE

 2 / 2 mph 70 / 67°F 39% 1009 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 25%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SE
SE

 3 / 3 mph 69 / 67°F 54% 1009 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 13%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

 2 / 4 mph 62 / 59°F 68% 1010 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 100%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 22
May		00:00

WNW
WNW

 2 / 5 mph 55 / 56°F 71% 1010 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 100%
Most Significant Cloud Type: medium
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NW
NW

 4 / 6 mph 54 / 54°F 76% 1010 mb
Low level cloud: 0%
Mid level cloud: 86%
High level cloud: 100%
Most Significant Cloud Type: medium
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

 6 / 8 mph 55 / 53°F 78% 1011 mb
Low level cloud: 0%
Mid level cloud: 93%
High level cloud: 100%
Most Significant Cloud Type: medium
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNW
NNW

 9 / 10 mph 63 / 60°F 66% 1011 mb
Low level cloud: 3%
Mid level cloud: 53%
High level cloud: 100%
Most Significant Cloud Type: medium
64%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNW
NNW

 10 / 11 mph 65 / 63°F 62% 1011 mb
Low level cloud: 21%
Mid level cloud: 52%
High level cloud: 100%
Most Significant Cloud Type: low
51%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNW
NNW

 10 / 12 mph 64 / 63°F 65% 1010 mb
Low level cloud: 28%
Mid level cloud: 85%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNW
NNW

 9 / 12 mph 58 / 56°F 85% 1012 mb
Low level cloud: 84%
Mid level cloud: 97%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

 7 / 9 mph 55 / 53°F 95% 1012 mb
Low level cloud: 61%
Mid level cloud: 74%
High level cloud: 100%
Most Significant Cloud Type: low
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 23
May		00:00

WNW
WNW

 9 / 12 mph 52 / 49°F 98% 1012 mb
Low level cloud: 86%
Mid level cloud: 92%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
03:00

NW
NW

 9 / 13 mph 52 / 48°F 98% 1013 mb
Low level cloud: 93%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
06:00

WNW
WNW

 11 / 15 mph 51 / 47°F 97% 1013 mb
Low level cloud: 98%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
09:00

WNW
WNW

 9 / 13 mph 51 / 47°F 96% 1014 mb
Low level cloud: 95%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
12:00

WNW
WNW

 10 / 13 mph 53 / 49°F 92% 1014 mb
Low level cloud: 84%
Mid level cloud: 100%
High level cloud: 85%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WNW
WNW

 8 / 11 mph 54 / 51°F 88% 1014 mb
Low level cloud: 82%
Mid level cloud: 87%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NW
NW

 6 / 8 mph 55 / 51°F 88% 1015 mb
Low level cloud: 45%
Mid level cloud: 44%
High level cloud: 69%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WSW
WSW

 3 / 4 mph 51 / 51°F 91% 1016 mb
Low level cloud: 65%
Mid level cloud: 98%
High level cloud: 100%
Most Significant Cloud Type: low
100%
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

NNW
NNW

 6 / 13 mph 50 / 47°F 94% 1012 mb
Low level cloud: 92%
Mid level cloud: 17%
High level cloud: 2%
Most Significant Cloud Type: low
98%
0.0 In
06:00

NW
NW

 4 / 8 mph 52 / 51°F 82% 1014 mb
Low level cloud: 5%
Mid level cloud: 64%
High level cloud: 100%
Most Significant Cloud Type: medium
81%
0.0 In
12:00

ENE
ENE

 11 / 24 mph 58 / 56°F 79% 1017 mb
Low level cloud: 100%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
18:00

ENE
ENE

 8 / 16 mph 65 / 65°F 88% 1018 mb
Low level cloud: 19%
Mid level cloud: 31%
High level cloud: 4%
Most Significant Cloud Type: low
30%
0.0 In
Sat 25
May		00:00

NE
NE

 11 / 24 mph 51 / 47°F 95% 1020 mb
Low level cloud: 76%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
76%
0.0 In
06:00

WNW
WNW

 5 / 10 mph 60 / 60°F 77% 1024 mb
Low level cloud: 1%
Mid level cloud: 6%
High level cloud: 5%
Most Significant Cloud Type: medium
8%
0.0 In
12:00

SW
SW

 8 / 17 mph 61 / 61°F 50% 1021 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 92%
Most Significant Cloud Type: medium
22%
0.0 In
18:00

S
S

 8 / 17 mph 67 / 67°F 88% 1019 mb
Low level cloud: 12%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
18%
0.0 In
Sun 26
May		00:00

ESE
ESE

 4 / 7 mph 58 / 59°F 91% 1015 mb
Low level cloud: 18%
Mid level cloud: 77%
High level cloud: 49%
Most Significant Cloud Type: medium
100%
0.0 In
06:00

ESE
ESE

 6 / 12 mph 52 / 50°F 94% 1018 mb
Low level cloud: 11%
Mid level cloud: 23%
High level cloud: 94%
Most Significant Cloud Type: medium
57%
0.0 In
12:00

E
E

 11 / 23 mph 62 / 62°F 91% 1013 mb
Low level cloud: 33%
Mid level cloud: 100%
High level cloud: 26%
Most Significant Cloud Type: medium
100%
0.1 In
18:00

SSW
SSW

 6 / 14 mph 59 / 58°F 83% 1014 mb
Low level cloud: 3%
Mid level cloud: 90%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.2 In
Mon 27
May		00:00

NE
NE

 10 / 21 mph 52 / 48°F 97% 1015 mb
Low level cloud: 89%
Mid level cloud: 46%
High level cloud: 12%
Most Significant Cloud Type: low
100%
0.2 In
06:00

W
W

 7 / 15 mph 51 / 48°F 78% 1016 mb
Low level cloud: 94%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
95%
0.0 In
12:00

NE
NE

 10 / 21 mph 63 / 63°F 74% 1016 mb
Low level cloud: 96%
Mid level cloud: 0%
High level cloud: 1%
Most Significant Cloud Type: low
96%
0.0 In
18:00

NW
NW

 9 / 20 mph 55 / 52°F 70% 1019 mb
Low level cloud: 7%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
41%
0.0 In
Tue 28
May		00:00

E
E

 3 / 6 mph 61 / 62°F 95% 1015 mb
Low level cloud: 12%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
12%
0.0 In
06:00

W
W

 3 / 7 mph 50 / 49°F 76% 1023 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
0.0 In
12:00

WSW
WSW

 4 / 8 mph 73 / 76°F 55% 1012 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 100%
Most Significant Cloud Type: medium
12%
0.0 In
18:00

NNW
NNW

 6 / 13 mph 60 / 60°F 55% 1023 mb
Low level cloud: 20%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
35%
0.0 In
Wed 29
May		00:00

W
W

 4 / 10 mph 61 / 61°F 88% 1009 mb
Low level cloud: 54%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
81%
0.0 In
06:00

SW
SW

 2 / 4 mph 56 / 58°F 67% 1022 mb
Low level cloud: 2%
Mid level cloud: 5%
High level cloud: 7%
Most Significant Cloud Type: low
4%
0.0 In
12:00

W
W

 8 / 16 mph 64 / 64°F 48% 1009 mb
Low level cloud: 5%
Mid level cloud: 16%
High level cloud: 18%
Most Significant Cloud Type: medium
29%
0.0 In
18:00

S
S

 8 / 17 mph 50 / 46°F 92% 1019 mb
Low level cloud: 99%
Mid level cloud: 95%
High level cloud: 99%
Most Significant Cloud Type: low
100%
0.0 In
Thu 30
May		00:00

WSW
WSW

 6 / 12 mph 52 / 50°F 76% 1011 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
0.0 In
06:00

NNW
NNW

 8 / 17 mph 51 / 48°F 86% 1018 mb
Low level cloud: 57%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: low
66%
0.0 In
12:00

WSW
WSW

 8 / 17 mph 58 / 56°F 63% 1009 mb
Low level cloud: 46%
Mid level cloud: 46%
High level cloud: 1%
Most Significant Cloud Type: low
62%
0.0 In
18:00

NW
NW

 8 / 17 mph 60 / 60°F 60% 1020 mb
Low level cloud: 3%
Mid level cloud: 12%
High level cloud: 8%
Most Significant Cloud Type: medium
19%
0.0 In
Fri 31
May		00:00

SSW
SSW

 5 / 10 mph 50 / 48°F 95% 1008 mb
Low level cloud: 15%
Mid level cloud: 100%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
0.2 In
06:00

W
W

 5 / 11 mph 54 / 53°F 79% 1021 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 100%
Most Significant Cloud Type: medium
26%
0.0 In
12:00

WNW
WNW

 8 / 16 mph 58 / 56°F 66% 1009 mb
Low level cloud: 99%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.2 In
18:00

SW
SW

 11 / 22 mph 58 / 55°F 73% 1019 mb
Low level cloud: 16%
Mid level cloud: 21%
High level cloud: 86%
Most Significant Cloud Type: low
33%
0.0 In
Sat 01
Jun		00:00

W
W

 5 / 11 mph 51 / 49°F 83% 1015 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.1 In
06:00

WSW
WSW

 8 / 17 mph 55 / 53°F 91% 1019 mb
Low level cloud: 96%
Mid level cloud: 0%
High level cloud: 45%
Most Significant Cloud Type: low
100%
0.0 In
12:00

NW
NW

 8 / 16 mph 62 / 62°F 47% 1018 mb
Low level cloud: 7%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: medium
47%
0.0 In
18:00

WSW
WSW

 8 / 17 mph 66 / 66°F 56% 1021 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 100%
Most Significant Cloud Type: medium
6%
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