WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Buraydah 14 Day Long Range Forecast

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

Saudi Arabia

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

The next 14 day outlook for Buraydah shows the average daytime maximum temperature will be around 22°C, with a high for the two weeks of 27°C expected on the afternoon of Friday 27th. The mean minimum temperature will be 13°C, dipping to its lowest on the morning of Monday 23rd at 8°C. The fortnight ahead will remain predominantly dry. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Sat 21
Dec
18:00

NNW
NNW

9 / 13 mph 61 / 61°F 40% 1020 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

N
N

9 / 15 mph 57 / 54°F 48% 1022 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
Sun 22
Dec
00:00

N
N

8 / 13 mph 53 / 51°F 53% 1022 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
03:00

N
N

7 / 12 mph 50 / 47°F 59% 1022 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
06:00

N
N

6 / 10 mph 48 / 46°F 64% 1023 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

NNW
NNW

7 / 9 mph 52 / 49°F 53% 1024 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
12:00

NNW
NNW

9 / 10 mph 58 / 56°F 34% 1022 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

NNW
NNW

10 / 11 mph 62 / 62°F 27% 1020 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
18:00

NNE
NNE

9 / 13 mph 57 / 55°F 33% 1020 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

NE
NE

7 / 10 mph 54 / 52°F 41% 1022 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
Mon 23
Dec
00:00

NE
NE

5 / 8 mph 52 / 51°F 46% 1022 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
03:00

NE
NE

5 / 10 mph 49 / 46°F 51% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 16%
Most Significant Cloud Type: high
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

ENE
ENE

4 / 9 mph 47 / 45°F 55% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 33%
Most Significant Cloud Type: high
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ESE
ESE

3 / 4 mph 52 / 51°F 46% 1022 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
12:00

SE
SE

4 / 5 mph 59 / 59°F 32% 1019 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
15:00

ESE
ESE

5 / 5 mph 64 / 63°F 25% 1016 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
18:00

ESE
ESE

6 / 10 mph 60 / 60°F 28% 1017 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

E
E

10 / 18 mph 57 / 55°F 31% 1017 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
Tue 24
Dec
00:00

ESE
ESE

9 / 19 mph 55 / 53°F 33% 1017 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
03:00

SE
SE

9 / 17 mph 56 / 54°F 32% 1016 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSE
SSE

13 / 27 mph 55 / 52°F 36% 1016 mb
Low level cloud: 0%
Mid level cloud: 55%
High level cloud: 0%
Most Significant Cloud Type: medium
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

S
S

15 / 21 mph 63 / 63°F 36% 1016 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
43%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

16 / 19 mph 73 / 75°F 39% 1014 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
15:00

WSW
WSW

13 / 15 mph 75 / 74°F 27% 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
18:00

W
W

6 / 10 mph 69 / 69°F 28% 1015 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
21:00

N
N

9 / 18 mph 62 / 62°F 33% 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
Wed 25
Dec
00:00

NNE
NNE

7 / 14 mph 59 / 58°F 38% 1018 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
03:00

NNW
NNW

8 / 16 mph 56 / 54°F 43% 1018 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
06:00

N
N

7 / 15 mph 54 / 52°F 49% 1019 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

NNE
NNE

4 / 6 mph 59 / 58°F 41% 1020 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
12:00

NNE
NNE

3 / 4 mph 68 / 67°F 30% 1018 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

ENE
ENE

4 / 5 mph 72 / 73°F 25% 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
18:00

NE
NE

9 / 14 mph 66 / 66°F 31% 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
21:00

NE
NE

11 / 20 mph 62 / 62°F 37% 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
Thu 26
Dec
00:00

ENE
ENE

9 / 17 mph 59 / 59°F 41% 1018 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

6 / 14 mph 58 / 56°F 41% 1018 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

SSE
SSE

8 / 16 mph 57 / 55°F 43% 1018 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
09:00

S
S

12 / 17 mph 64 / 64°F 35% 1020 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

16 / 19 mph 74 / 73°F 24% 1018 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
15:00

S
S

13 / 14 mph 78 / 75°F 22% 1016 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SE
SE

8 / 16 mph 71 / 71°F 27% 1016 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SE
SE

14 / 28 mph 67 / 67°F 34% 1018 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
Fri 27
Dec
00:00

SSE
SSE

17 / 31 mph 66 / 66°F 35% 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
03:00

SSE
SSE

16 / 27 mph 63 / 63°F 40% 1018 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 17%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

S
S

11 / 22 mph 60 / 60°F 46% 1019 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 12%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

S
S

16 / 20 mph 65 / 65°F 38% 1021 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 13%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

19 / 21 mph 75 / 74°F 24% 1018 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 11%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSW
SSW

16 / 19 mph 80 / 76°F 20% 1016 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 38%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

S
S

9 / 19 mph 72 / 73°F 25% 1017 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 83%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

S
S

11 / 22 mph 69 / 69°F 28% 1018 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 95%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Sat 28
Dec
03:00

S
S

15 / 29 mph 64 / 64°F 35% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 82%
Most Significant Cloud Type: high
81%
0.0 In
09:00

NE
NE

9 / 11 mph 57 / 55°F 37% 1023 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.0 In
15:00

SW
SW

19 / 23 mph 79 / 76°F 23% 1013 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 87%
Most Significant Cloud Type: medium
5%
0.0 In
21:00

N
N

17 / 23 mph 68 / 68°F 15% 1018 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 2%
Most Significant Cloud Type: medium
27%
0.0 In
Sun 29
Dec
03:00

WSW
WSW

11 / 22 mph 63 / 64°F 35% 1014 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 33%
Most Significant Cloud Type: medium
6%
0.0 In
09:00

N
N

8 / 10 mph 61 / 61°F 35% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 21%
Most Significant Cloud Type: high
20%
0.0 In
15:00

NE
NE

12 / 14 mph 65 / 65°F 23% 1020 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 100%
Most Significant Cloud Type: medium
9%
0.0 In
21:00

ENE
ENE

12 / 14 mph 64 / 64°F 33% 1022 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 6%
Most Significant Cloud Type: medium
18%
0.0 In
Mon 30
Dec
03:00

NE
NE

10 / 16 mph 55 / 53°F 29% 1023 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 97%
Most Significant Cloud Type: medium
49%
0.0 In
09:00

ESE
ESE

11 / 13 mph 60 / 60°F 41% 1022 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 15%
Most Significant Cloud Type: medium
6%
0.0 In
15:00

ENE
ENE

12 / 14 mph 64 / 64°F 26% 1022 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 19%
Most Significant Cloud Type: medium
10%
0.0 In
21:00

ESE
ESE

9 / 19 mph 67 / 67°F 21% 1015 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 74%
Most Significant Cloud Type: medium
12%
0.0 In
Tue 31
Dec
03:00

E
E

8 / 15 mph 52 / 49°F 45% 1023 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 33%
Most Significant Cloud Type: medium
6%
0.0 In
09:00

NW
NW

13 / 16 mph 63 / 63°F 35% 1018 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 22%
Most Significant Cloud Type: medium
4%
0.0 In
15:00

S
S

12 / 14 mph 72 / 72°F 21% 1016 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 94%
Most Significant Cloud Type: medium
5%
0.0 In
21:00

N
N

11 / 18 mph 59 / 59°F 35% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: high
32%
0.0 In
Wed 01
Jan
03:00

SSW
SSW

10 / 21 mph 61 / 61°F 31% 1016 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 46%
Most Significant Cloud Type: medium
6%
0.0 In
09:00

NE
NE

6 / 8 mph 54 / 53°F 43% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 11%
Most Significant Cloud Type: high
11%
0.0 In
15:00

NNW
NNW

10 / 12 mph 69 / 69°F 19% 1017 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 49%
Most Significant Cloud Type: medium
12%
0.0 In
21:00

ENE
ENE

8 / 13 mph 57 / 56°F 33% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
0.0 In
Thu 02
Jan
03:00

N
N

8 / 15 mph 52 / 49°F 32% 1020 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
09:00

E
E

6 / 7 mph 57 / 56°F 36% 1022 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 14%
Most Significant Cloud Type: medium
3%
0.0 In
15:00

NNE
NNE

6 / 7 mph 65 / 65°F 27% 1018 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
21:00

NNE
NNE

13 / 20 mph 61 / 61°F 31% 1017 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 97%
Most Significant Cloud Type: medium
8%
0.0 In
Fri 03
Jan
03:00

NNE
NNE

8 / 14 mph 51 / 49°F 44% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
0.0 In
09:00

NNE
NNE

18 / 20 mph 57 / 53°F 36% 1021 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
0.0 In
15:00

NNW
NNW

11 / 12 mph 62 / 62°F 29% 1019 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 14%
Most Significant Cloud Type: medium
7%
0.0 In
21:00

NNE
NNE

11 / 17 mph 54 / 51°F 46% 1023 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
0.0 In
Sat 04
Jan
03:00

N
N

10 / 17 mph 47 / 42°F 53% 1025 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 7%
Most Significant Cloud Type: medium
3%
0.0 In
09:00

NE
NE

7 / 8 mph 49 / 46°F 45% 1026 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
15:00

N
N

14 / 16 mph 58 / 55°F 26% 1024 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
21:00

NE
NE

7 / 13 mph 52 / 49°F 28% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Sun 05
Jan
03:00

N
N

8 / 15 mph 42 / 38°F 42% 1029 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
09:00

SE
SE

2 / 2 mph 55 / 56°F 28% 1023 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
15:00

ENE
ENE

5 / 6 mph 57 / 56°F 17% 1026 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
21:00

ENE
ENE

9 / 15 mph 56 / 54°F 25% 1021 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.0 In

Other Locations Near to Buraydah

Cities and Towns: Unayzah, Saudi Arabia

The day label given represents the local day relative to the local time for the location you are looking at.
(More Info)

Day

This time is corrected for local time zones and where possible for daylight saving times.
(More Info)

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.
(More Info)

Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
(More Info)

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.
(More Info)

Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
(More Info)

Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
(More Info)

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.
(More Info)

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.
(More Info)

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.
(More Info)

Pressure