Fast Forecast

WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Bojnurd 14 Day Long Range Forecast

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

Iran

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

Reviewing the forecast for Bojnurd Over the next 14 days and the average daytime maximum temperature will be around 9°C, with a high for the two weeks of 12°C expected on the afternoon of Saturday 28th. The mean minimum temperature will be 1°C, dipping to its lowest on the morning of Sunday 22nd at -3°C. The fortnight ahead will remain predominantly dry. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 21
Dec		21:30

WSW
WSW

 2 / 2 mph 32 / 32°F 71% 1025 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 18%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 22
Dec		00:30

SE
SE

 2 / 4 mph 28 / 28°F 74% 1025 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 56%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:30

SE
SE

 4 / 9 mph 27 / 22°F 74% 1024 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
06:30

SE
SE

 6 / 13 mph 26 / 20°F 75% 1024 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
09:30

ESE
ESE

 7 / 9 mph 39 / 33°F 61% 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
12:30

ESE
ESE

 7 / 9 mph 45 / 41°F 48% 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
15:30

SE
SE

 7 / 11 mph 39 / 34°F 56% 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
18:30

SSE
SSE

 8 / 17 mph 32 / 25°F 56% 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
21:30

SSE
SSE

 8 / 16 mph 32 / 25°F 54% 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
Mon 23
Dec		00:30

SSE
SSE

 7 / 15 mph 31 / 25°F 56% 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
03:30

SSE
SSE

 7 / 15 mph 31 / 24°F 54% 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
06:30

SSE
SSE

 6 / 14 mph 31 / 25°F 51% 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
09:30

SSE
SSE

 6 / 6 mph 43 / 39°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
12:30

SSE
SSE

 4 / 5 mph 49 / 47°F 36% 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
15:30

SSE
SSE

 5 / 7 mph 44 / 40°F 47% 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
18:30

SSE
SSE

 6 / 14 mph 36 / 31°F 49% 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
21:30

SSE
SSE

 7 / 15 mph 34 / 28°F 46% 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
Tue 24
Dec		00:30

SSE
SSE

 7 / 15 mph 34 / 28°F 46% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 13%
Most Significant Cloud Type: high
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:30

SSE
SSE

 7 / 15 mph 34 / 28°F 45% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:30

SSE
SSE

 7 / 16 mph 34 / 28°F 44% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:30

SE
SE

 7 / 10 mph 43 / 39°F 40% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 95%
Most Significant Cloud Type: high
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:30

SSE
SSE

 7 / 8 mph 51 / 48°F 33% 1019 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
15:30

SSE
SSE

 6 / 12 mph 42 / 38°F 43% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:30

SSE
SSE

 6 / 13 mph 38 / 33°F 42% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:30

SSE
SSE

 6 / 12 mph 37 / 32°F 42% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 25
Dec		00:30

SSE
SSE

 5 / 11 mph 36 / 31°F 43% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 91%
Most Significant Cloud Type: high
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:30

SSE
SSE

 5 / 10 mph 35 / 31°F 44% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 88%
Most Significant Cloud Type: high
88%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:30

SSE
SSE

 3 / 6 mph 35 / 33°F 45% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 64%
Most Significant Cloud Type: high
64%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:30

SW
SW

 0 / 0 mph 47 / 46°F 35% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 51%
Most Significant Cloud Type: high
50%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:30

NW
NW

 5 / 6 mph 50 / 48°F 35% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:30

NW
NW

 5 / 6 mph 46 / 44°F 43% 1022 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 94%
Most Significant Cloud Type: high
93%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:30

W
W

 4 / 8 mph 37 / 34°F 52% 1024 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 68%
Most Significant Cloud Type: high
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:30

W
W

 3 / 6 mph 35 / 33°F 54% 1025 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 10%
Most Significant Cloud Type: high
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 26
Dec		00:30

WSW
WSW

 1 / 1 mph 34 / 34°F 57% 1025 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 3%
Most Significant Cloud Type: high
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:30

S
S

 0 / 1 mph 32 / 32°F 56% 1025 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: high
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:30

W
W

 1 / 2 mph 32 / 32°F 56% 1026 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 7%
Most Significant Cloud Type: high
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:30

ESE
ESE

 1 / 1 mph 45 / 45°F 40% 1027 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: high
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:30

NNW
NNW

 2 / 2 mph 49 / 49°F 34% 1025 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
15:30

NNE
NNE

 2 / 2 mph 49 / 49°F 43% 1025 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
18:30

SE
SE

 4 / 7 mph 41 / 39°F 45% 1026 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
21:30

SE
SE

 5 / 11 mph 37 / 33°F 42% 1027 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
Fri 27
Dec		00:30

SSE
SSE

 6 / 13 mph 36 / 31°F 42% 1027 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
03:30

SSE
SSE

 7 / 15 mph 35 / 29°F 40% 1027 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
06:30

SSE
SSE

 7 / 14 mph 34 / 28°F 40% 1028 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:30

SE
SE

 6 / 7 mph 45 / 42°F 35% 1027 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 33%
Most Significant Cloud Type: high
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:30

SE
SE

 5 / 6 mph 53 / 51°F 28% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 92%
Most Significant Cloud Type: high
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:30

SSE
SSE

 4 / 6 mph 47 / 45°F 37% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:30

S
S

 4 / 9 mph 39 / 36°F 42% 1026 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 88%
Most Significant Cloud Type: high
88%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:30

SSE
SSE

 4 / 9 mph 38 / 35°F 40% 1026 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
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		03:30

SSE
SSE

 8 / 17 mph 34 / 28°F 49% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 97%
Most Significant Cloud Type: high
96%
0.0 In
09:30

SE
SE

 4 / 5 mph 47 / 45°F 38% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: high
2%
0.0 In
15:30

ESE
ESE

 3 / 3 mph 52 / 52°F 40% 1023 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 99%
Most Significant Cloud Type: medium
5%
0.0 In
21:30

SSE
SSE

 8 / 15 mph 41 / 35°F 42% 1021 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 100%
Most Significant Cloud Type: medium
15%
0.0 In
Sun 29
Dec		03:30

ENE
ENE

 1 / 2 mph 37 / 37°F 50% 1022 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 88%
Most Significant Cloud Type: medium
47%
0.0 In
09:30

NW
NW

 3 / 4 mph 41 / 39°F 60% 1023 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 50%
Most Significant Cloud Type: medium
9%
0.0 In
15:30

ENE
ENE

 0 / 0 mph 48 / 48°F 87% 1021 mb
Low level cloud: 54%
Mid level cloud: 46%
High level cloud: 1%
Most Significant Cloud Type: low
70%
0.0 In
21:30

NW
NW

 3 / 4 mph 43 / 41°F 79% 1030 mb
Low level cloud: 9%
Mid level cloud: 43%
High level cloud: 6%
Most Significant Cloud Type: medium
69%
0.0 In
Mon 30
Dec		03:30

NW
NW

 3 / 4 mph 38 / 36°F 95% 1025 mb
Low level cloud: 77%
Mid level cloud: 46%
High level cloud: 14%
Most Significant Cloud Type: low
95%
0.0 In
09:30

E
E

 2 / 3 mph 43 / 43°F 75% 1030 mb
Low level cloud: 6%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
62%
0.0 In
15:30

NNW
NNW

 5 / 6 mph 41 / 38°F 86% 1027 mb
Low level cloud: 56%
Mid level cloud: 54%
High level cloud: 10%
Most Significant Cloud Type: low
76%
0.0 In
21:30

SE
SE

 3 / 4 mph 39 / 38°F 77% 1025 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: medium
16%
0.0 In
Tue 31
Dec		03:30

NW
NW

 4 / 5 mph 36 / 33°F 97% 1030 mb
Low level cloud: 80%
Mid level cloud: 60%
High level cloud: 40%
Most Significant Cloud Type: low
100%
0.0 In
09:30

ESE
ESE

 6 / 6 mph 45 / 42°F 57% 1023 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.0 In
15:30

NW
NW

 8 / 10 mph 38 / 32°F 71% 1029 mb
Low level cloud: 1%
Mid level cloud: 46%
High level cloud: 37%
Most Significant Cloud Type: medium
50%
0.0 In
21:30

WNW
WNW

 4 / 5 mph 43 / 40°F 74% 1022 mb
Low level cloud: 1%
Mid level cloud: 89%
High level cloud: 60%
Most Significant Cloud Type: medium
93%
0.0 In
Wed 01
Jan		03:30

WNW
WNW

 4 / 5 mph 32 / 29°F 82% 1031 mb
Low level cloud: 24%
Mid level cloud: 20%
High level cloud: 9%
Most Significant Cloud Type: low
31%
0.0 In
09:30

WNW
WNW

 8 / 10 mph 36 / 30°F 97% 1027 mb
Low level cloud: 77%
Mid level cloud: 100%
High level cloud: 16%
Most Significant Cloud Type: low
100%
0.3 In
15:30

NW
NW

 6 / 7 mph 36 / 31°F 62% 1029 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 0%
Most Significant Cloud Type: medium
27%
0.0 In
21:30

WNW
WNW

 5 / 6 mph 33 / 28°F 97% 1029 mb
Low level cloud: 69%
Mid level cloud: 49%
High level cloud: 13%
Most Significant Cloud Type: low
87%
0.2 In
Thu 02
Jan		03:30

NW
NW

 4 / 5 mph 33 / 29°F 82% 1031 mb
Low level cloud: 28%
Mid level cloud: 75%
High level cloud: 8%
Most Significant Cloud Type: low
55%
0.0 In
09:30

ESE
ESE

 4 / 6 mph 34 / 30°F 82% 1028 mb
Low level cloud: 25%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
52%
0.0 In
15:30

NW
NW

 6 / 7 mph 36 / 31°F 67% 1030 mb
Low level cloud: 0%
Mid level cloud: 49%
High level cloud: 0%
Most Significant Cloud Type: medium
48%
0.0 In
21:30

SSE
SSE

 4 / 7 mph 29 / 24°F 82% 1022 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 26%
Most Significant Cloud Type: medium
22%
0.0 In
Fri 03
Jan		03:30

NW
NW

 1 / 2 mph 32 / 32°F 83% 1031 mb
Low level cloud: 26%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
41%
0.0 In
09:30

SE
SE

 6 / 7 mph 37 / 32°F 77% 1019 mb
Low level cloud: 0%
Mid level cloud: 53%
High level cloud: 31%
Most Significant Cloud Type: medium
54%
0.0 In
15:30

NNW
NNW

 3 / 4 mph 38 / 36°F 60% 1030 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 33%
Most Significant Cloud Type: medium
27%
0.0 In
21:30

SSE
SSE

 8 / 16 mph 28 / 20°F 79% 1018 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 3%
Most Significant Cloud Type: medium
10%
0.0 In
Sat 04
Jan		03:30

ESE
ESE

 5 / 6 mph 28 / 23°F 72% 1031 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
0.0 In
09:30

SSE
SSE

 6 / 8 mph 39 / 34°F 71% 1021 mb
Low level cloud: 0%
Mid level cloud: 56%
High level cloud: 3%
Most Significant Cloud Type: medium
55%
0.0 In
15:30

NE
NE

 3 / 4 mph 41 / 40°F 48% 1027 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 33%
Most Significant Cloud Type: medium
6%
0.0 In
21:30

SSE
SSE

 7 / 15 mph 30 / 23°F 72% 1021 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 33%
Most Significant Cloud Type: medium
6%
0.0 In
Sun 05
Jan		03:30

NE
NE

 0 / 1 mph 30 / 30°F 71% 1028 mb
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: medium
29%
0.0 In
09:30

SE
SE

 7 / 9 mph 40 / 35°F 58% 1020 mb
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 33%
Most Significant Cloud Type: medium
31%
0.0 In
15:30

NNW
NNW

 3 / 4 mph 40 / 38°F 51% 1024 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.0 In
21:30

WNW
WNW

 7 / 8 mph 35 / 30°F 81% 1024 mb
Low level cloud: 2%
Mid level cloud: 92%
High level cloud: 73%
Most Significant Cloud Type: medium
100%
0.0 In

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