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Oudamxay 14 Day Long Range Forecast

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

Laos

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

Reviewing the forecast for Oudamxay Over the next 14 days and the average daytime maximum temperature will be around 28°C, with a high for the two weeks of 34°C expected on the afternoon of Thursday 10th. The mean minimum temperature will be 19°C, dipping to its lowest on the morning of Wednesday 9th at 17°C. The fortnight ahead will have some days seeing a little precipitation and some days with rain. The current forecast indicates Wednesday 2nd will have the most precipitation with an accumulation of around 36.0mm. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Wed 02
Jul		19:00

SW
SW

 2 / 2 mph 73 / 78°F 100% 1007 mb
Low level cloud: 85%
Mid level cloud: 62%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
22:00

SW
SW

 1 / 2 mph 71 / 71°F 100% 1010 mb
Low level cloud: 86%
Mid level cloud: 60%
High level cloud: 17%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 03
Jul		01:00

SSW
SSW

 1 / 2 mph 69 / 69°F 100% 1009 mb
Low level cloud: 90%
Mid level cloud: 100%
High level cloud: 33%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

S
S

 1 / 1 mph 69 / 69°F 100% 1008 mb
Low level cloud: 92%
Mid level cloud: 98%
High level cloud: 33%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SW
SW

 1 / 1 mph 70 / 70°F 100% 1009 mb
Low level cloud: 96%
Mid level cloud: 98%
High level cloud: 60%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
10:00

WSW
WSW

 1 / 1 mph 73 / 77°F 100% 1010 mb
Low level cloud: 92%
Mid level cloud: 85%
High level cloud: 43%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

W
W

 3 / 3 mph 80 / 84°F 95% 1008 mb
Low level cloud: 67%
Mid level cloud: 44%
High level cloud: 34%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

W
W

 2 / 3 mph 81 / 86°F 94% 1006 mb
Low level cloud: 63%
Mid level cloud: 43%
High level cloud: 96%
Most Significant Cloud Type: low
89%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
19:00

WSW
WSW

 2 / 4 mph 69 / 69°F 99% 1007 mb
Low level cloud: 76%
Mid level cloud: 46%
High level cloud: 61%
Most Significant Cloud Type: low
99%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
22:00

WSW
WSW

 2 / 4 mph 66 / 66°F 99% 1009 mb
Low level cloud: 79%
Mid level cloud: 43%
High level cloud: 43%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 04
Jul		01:00

WSW
WSW

 2 / 4 mph 64 / 64°F 99% 1009 mb
Low level cloud: 80%
Mid level cloud: 66%
High level cloud: 35%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

WSW
WSW

 2 / 3 mph 65 / 65°F 100% 1008 mb
Low level cloud: 83%
Mid level cloud: 75%
High level cloud: 38%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SW
SW

 1 / 1 mph 69 / 69°F 99% 1009 mb
Low level cloud: 85%
Mid level cloud: 95%
High level cloud: 71%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

WSW
WSW

 1 / 1 mph 82 / 87°F 81% 1009 mb
Low level cloud: 70%
Mid level cloud: 44%
High level cloud: 17%
Most Significant Cloud Type: low
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSW
SSW

 2 / 2 mph 85 / 90°F 92% 1007 mb
Low level cloud: 29%
Mid level cloud: 54%
High level cloud: 14%
Most Significant Cloud Type: low
50%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
16:00

SW
SW

 2 / 4 mph 85 / 91°F 95% 1005 mb
Low level cloud: 28%
Mid level cloud: 46%
High level cloud: 18%
Most Significant Cloud Type: low
46%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
19:00

SSE
SSE

 1 / 3 mph 67 / 67°F 98% 1006 mb
Low level cloud: 40%
Mid level cloud: 59%
High level cloud: 35%
Most Significant Cloud Type: low
65%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
22:00

SW
SW

 1 / 2 mph 66 / 66°F 99% 1008 mb
Low level cloud: 59%
Mid level cloud: 74%
High level cloud: 35%
Most Significant Cloud Type: low
89%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Sat 05
Jul		01:00

SSW
SSW

 1 / 2 mph 65 / 65°F 99% 1007 mb
Low level cloud: 77%
Mid level cloud: 53%
High level cloud: 46%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
04:00

SW
SW

 2 / 3 mph 65 / 65°F 99% 1006 mb
Low level cloud: 81%
Mid level cloud: 87%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

WSW
WSW

 1 / 1 mph 71 / 71°F 99% 1008 mb
Low level cloud: 83%
Mid level cloud: 61%
High level cloud: 76%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

 0 / 0 mph 73 / 77°F 100% 1008 mb
Low level cloud: 93%
Mid level cloud: 54%
High level cloud: 30%
Most Significant Cloud Type: low
100%
Expect 0.3 In of precipitation over the past 3 hours.
0.3 In
13:00

S
S

 1 / 1 mph 82 / 85°F 93% 1007 mb
Low level cloud: 48%
Mid level cloud: 46%
High level cloud: 8%
Most Significant Cloud Type: low
65%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
16:00

SE
SE

 0 / 0 mph 76 / 78°F 97% 1005 mb
Low level cloud: 60%
Mid level cloud: 43%
High level cloud: 22%
Most Significant Cloud Type: low
77%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
19:00

S
S

 1 / 2 mph 67 / 67°F 99% 1006 mb
Low level cloud: 68%
Mid level cloud: 64%
High level cloud: 32%
Most Significant Cloud Type: low
94%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
22:00

SSE
SSE

 1 / 2 mph 65 / 65°F 99% 1008 mb
Low level cloud: 77%
Mid level cloud: 67%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 06
Jul		01:00

SSE
SSE

 1 / 2 mph 66 / 66°F 100% 1007 mb
Low level cloud: 87%
Mid level cloud: 57%
High level cloud: 34%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 1 / 2 mph 67 / 67°F 100% 1007 mb
Low level cloud: 94%
Mid level cloud: 59%
High level cloud: 34%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
07:00

SSW
SSW

 1 / 2 mph 69 / 69°F 100% 1008 mb
Low level cloud: 97%
Mid level cloud: 57%
High level cloud: 80%
Most Significant Cloud Type: low
100%
Expect 0.3 In of precipitation over the past 3 hours.
0.3 In
10:00

SSW
SSW

 1 / 2 mph 75 / 79°F 99% 1008 mb
Low level cloud: 83%
Mid level cloud: 53%
High level cloud: 65%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
13:00

SSW
SSW

 2 / 2 mph 81 / 85°F 95% 1007 mb
Low level cloud: 55%
Mid level cloud: 70%
High level cloud: 31%
Most Significant Cloud Type: low
82%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
16:00

ESE
ESE

 0 / 1 mph 84 / 87°F 92% 1005 mb
Low level cloud: 40%
Mid level cloud: 44%
High level cloud: 41%
Most Significant Cloud Type: low
60%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
19:00

S
S

 1 / 3 mph 67 / 67°F 99% 1006 mb
Low level cloud: 65%
Mid level cloud: 58%
High level cloud: 35%
Most Significant Cloud Type: low
89%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
22:00

SSW
SSW

 2 / 4 mph 67 / 67°F 99% 1008 mb
Low level cloud: 81%
Mid level cloud: 55%
High level cloud: 86%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Mon 07
Jul		01:00

SSW
SSW

 2 / 3 mph 68 / 68°F 100% 1008 mb
Low level cloud: 89%
Mid level cloud: 64%
High level cloud: 33%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 2 / 2 mph 68 / 68°F 100% 1007 mb
Low level cloud: 91%
Mid level cloud: 62%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
07:00

SSW
SSW

 2 / 2 mph 71 / 71°F 100% 1008 mb
Low level cloud: 97%
Mid level cloud: 87%
High level cloud: 36%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
10:00

SSW
SSW

 2 / 2 mph 73 / 77°F 100% 1009 mb
Low level cloud: 90%
Mid level cloud: 61%
High level cloud: 37%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
13:00

SW
SW

 3 / 3 mph 78 / 81°F 98% 1007 mb
Low level cloud: 63%
Mid level cloud: 46%
High level cloud: 33%
Most Significant Cloud Type: low
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WSW
WSW

 2 / 3 mph 80 / 84°F 90% 1006 mb
Low level cloud: 51%
Mid level cloud: 65%
High level cloud: 20%
Most Significant Cloud Type: low
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SW
SW

 2 / 4 mph 69 / 69°F 98% 1006 mb
Low level cloud: 69%
Mid level cloud: 44%
High level cloud: 15%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSW
SSW

 2 / 4 mph 66 / 66°F 99% 1008 mb
Low level cloud: 76%
Mid level cloud: 44%
High level cloud: 18%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 08
Jul		01:00

SW
SW

 2 / 4 mph 67 / 67°F 99% 1007 mb
Low level cloud: 82%
Mid level cloud: 44%
High level cloud: 12%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 2 / 3 mph 67 / 67°F 100% 1007 mb
Low level cloud: 89%
Mid level cloud: 44%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SSW
SSW

 2 / 3 mph 72 / 76°F 99% 1008 mb
Low level cloud: 82%
Mid level cloud: 51%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SW
SW

 3 / 4 mph 80 / 84°F 95% 1008 mb
Low level cloud: 60%
Mid level cloud: 45%
High level cloud: 33%
Most Significant Cloud Type: low
79%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

WSW
WSW

 4 / 6 mph 81 / 87°F 93% 1006 mb
Low level cloud: 63%
Mid level cloud: 59%
High level cloud: 17%
Most Significant Cloud Type: low
85%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
16:00

SW
SW

 3 / 4 mph 75 / 79°F 97% 1005 mb
Low level cloud: 66%
Mid level cloud: 77%
High level cloud: 33%
Most Significant Cloud Type: low
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SW
SW

 2 / 4 mph 70 / 70°F 99% 1005 mb
Low level cloud: 73%
Mid level cloud: 30%
High level cloud: 18%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSW
SSW

 2 / 5 mph 65 / 65°F 100% 1007 mb
Low level cloud: 85%
Mid level cloud: 27%
High level cloud: 10%
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
Wed 09
Jul		01:00

SW
SW

 2 / 5 mph 67 / 67°F 100% 1005 mb
Low level cloud: 90%
Mid level cloud: 96%
High level cloud: 91%
Most Significant Cloud Type: low
100%
0.0 In
07:00

SW
SW

 3 / 6 mph 75 / 80°F 93% 1004 mb
Low level cloud: 46%
Mid level cloud: 53%
High level cloud: 19%
Most Significant Cloud Type: low
66%
0.0 In
13:00

WSW
WSW

 3 / 7 mph 83 / 96°F 96% 1003 mb
Low level cloud: 77%
Mid level cloud: 44%
High level cloud: 16%
Most Significant Cloud Type: low
94%
0.0 In
19:00

WSW
WSW

 3 / 6 mph 72 / 76°F 84% 1003 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 33%
Most Significant Cloud Type: medium
48%
0.0 In
Thu 10
Jul		01:00

SW
SW

 3 / 5 mph 66 / 66°F 99% 1002 mb
Low level cloud: 80%
Mid level cloud: 45%
High level cloud: 20%
Most Significant Cloud Type: low
100%
0.0 In
07:00

WSW
WSW

 2 / 5 mph 73 / 78°F 99% 1004 mb
Low level cloud: 83%
Mid level cloud: 94%
High level cloud: 20%
Most Significant Cloud Type: low
100%
0.0 In
13:00

W
W

 3 / 6 mph 88 / 99°F 68% 1001 mb
Low level cloud: 8%
Mid level cloud: 57%
High level cloud: 46%
Most Significant Cloud Type: medium
81%
0.0 In
19:00

SSW
SSW

 3 / 6 mph 71 / 71°F 89% 1000 mb
Low level cloud: 10%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: medium
75%
0.0 In
Fri 11
Jul		01:00

WSW
WSW

 2 / 3 mph 68 / 68°F 99% 1002 mb
Low level cloud: 75%
Mid level cloud: 63%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.1 In
07:00

SW
SW

 2 / 4 mph 69 / 69°F 100% 1002 mb
Low level cloud: 86%
Mid level cloud: 87%
High level cloud: 32%
Most Significant Cloud Type: low
100%
0.1 In
13:00

SSW
SSW

 2 / 3 mph 74 / 78°F 100% 1003 mb
Low level cloud: 87%
Mid level cloud: 80%
High level cloud: 19%
Most Significant Cloud Type: low
100%
0.5 In
19:00

S
S

 1 / 2 mph 70 / 70°F 98% 1002 mb
Low level cloud: 59%
Mid level cloud: 44%
High level cloud: 32%
Most Significant Cloud Type: low
78%
0.1 In
Sat 12
Jul		01:00

SSW
SSW

 1 / 2 mph 69 / 69°F 100% 1004 mb
Low level cloud: 86%
Mid level cloud: 70%
High level cloud: 33%
Most Significant Cloud Type: low
100%
0.3 In
07:00

SW
SW

 2 / 4 mph 69 / 69°F 100% 1004 mb
Low level cloud: 87%
Mid level cloud: 80%
High level cloud: 13%
Most Significant Cloud Type: low
100%
0.2 In
13:00

SSE
SSE

 2 / 5 mph 77 / 84°F 98% 1004 mb
Low level cloud: 67%
Mid level cloud: 62%
High level cloud: 16%
Most Significant Cloud Type: low
90%
0.1 In
19:00

SSW
SSW

 2 / 4 mph 75 / 80°F 99% 1003 mb
Low level cloud: 70%
Mid level cloud: 46%
High level cloud: 90%
Most Significant Cloud Type: low
96%
0.1 In
Sun 13
Jul		01:00

SSW
SSW

 2 / 3 mph 72 / 77°F 100% 1004 mb
Low level cloud: 94%
Mid level cloud: 86%
High level cloud: 65%
Most Significant Cloud Type: low
100%
0.1 In
07:00

WSW
WSW

 2 / 3 mph 74 / 78°F 97% 1003 mb
Low level cloud: 70%
Mid level cloud: 46%
High level cloud: 32%
Most Significant Cloud Type: low
89%
0.0 In
13:00

SW
SW

 2 / 4 mph 76 / 82°F 99% 1004 mb
Low level cloud: 86%
Mid level cloud: 77%
High level cloud: 35%
Most Significant Cloud Type: low
100%
0.5 In
19:00

SW
SW

 2 / 5 mph 69 / 69°F 99% 1001 mb
Low level cloud: 61%
Mid level cloud: 53%
High level cloud: 35%
Most Significant Cloud Type: low
83%
0.4 In
Mon 14
Jul		01:00

SW
SW

 2 / 4 mph 68 / 68°F 100% 1004 mb
Low level cloud: 87%
Mid level cloud: 67%
High level cloud: 33%
Most Significant Cloud Type: low
100%
0.1 In
07:00

SSW
SSW

 2 / 4 mph 70 / 69°F 99% 1002 mb
Low level cloud: 86%
Mid level cloud: 96%
High level cloud: 33%
Most Significant Cloud Type: low
100%
0.0 In
13:00

SW
SW

 3 / 7 mph 82 / 92°F 91% 1001 mb
Low level cloud: 21%
Mid level cloud: 46%
High level cloud: 13%
Most Significant Cloud Type: low
38%
0.1 In
19:00

SW
SW

 2 / 5 mph 75 / 80°F 99% 1001 mb
Low level cloud: 78%
Mid level cloud: 59%
High level cloud: 27%
Most Significant Cloud Type: low
100%
0.2 In
Tue 15
Jul		01:00

SW
SW

 2 / 4 mph 65 / 65°F 99% 1003 mb
Low level cloud: 78%
Mid level cloud: 44%
High level cloud: 30%
Most Significant Cloud Type: low
96%
0.2 In
07:00

SW
SW

 1 / 3 mph 68 / 68°F 100% 1004 mb
Low level cloud: 92%
Mid level cloud: 88%
High level cloud: 38%
Most Significant Cloud Type: low
100%
0.0 In
13:00

WSW
WSW

 5 / 11 mph 89 / 101°F 66% 1000 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 7%
Most Significant Cloud Type: medium
26%
0.0 In
19:00

SSW
SSW

 2 / 4 mph 73 / 78°F 97% 1002 mb
Low level cloud: 47%
Mid level cloud: 46%
High level cloud: 9%
Most Significant Cloud Type: low
63%
0.1 In
Wed 16
Jul		01:00

SW
SW

 3 / 6 mph 67 / 67°F 98% 1002 mb
Low level cloud: 67%
Mid level cloud: 27%
High level cloud: 3%
Most Significant Cloud Type: low
76%
0.0 In
07:00

SW
SW

 2 / 3 mph 73 / 78°F 98% 1004 mb
Low level cloud: 72%
Mid level cloud: 44%
High level cloud: 7%
Most Significant Cloud Type: low
88%
0.1 In
13:00

WSW
WSW

 6 / 12 mph 91 / 100°F 57% 1001 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 9%
Most Significant Cloud Type: medium
45%
0.0 In
19:00

SSW
SSW

 2 / 5 mph 69 / 69°F 98% 1003 mb
Low level cloud: 53%
Mid level cloud: 45%
High level cloud: 15%
Most Significant Cloud Type: low
70%
0.5 In
Thu 17
Jul		01:00

SW
SW

 3 / 6 mph 68 / 68°F 98% 1003 mb
Low level cloud: 65%
Mid level cloud: 29%
High level cloud: 36%
Most Significant Cloud Type: low
79%
0.0 In
07:00

WSW
WSW

 1 / 2 mph 73 / 77°F 100% 1004 mb
Low level cloud: 90%
Mid level cloud: 90%
High level cloud: 18%
Most Significant Cloud Type: low
100%
0.5 In
13:00

SW
SW

 3 / 6 mph 80 / 87°F 92% 1003 mb
Low level cloud: 22%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
50%
0.3 In
19:00

SW
SW

 3 / 6 mph 72 / 76°F 89% 1001 mb
Low level cloud: 8%
Mid level cloud: 32%
High level cloud: 6%
Most Significant Cloud Type: medium
55%
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