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Changwon 14 Day Long Range Forecast

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

South Korea

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

Reviewing the forecast for Changwon Over the next 14 days and the average daytime maximum temperature will be around 35°C, with a high for the two weeks of 39°C expected on the afternoon of Sunday 6th. The mean minimum temperature will be 24°C, dipping to its lowest on the morning of Friday 11th at 21°C. The next 14 days will remain predominantly dry. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Tue 01
Jul		18:00

SSW
SSW

 6 / 7 mph 91 / 101°F 71% 1012 mb
Low level cloud: 14%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: low
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

 3 / 4 mph 81 / 89°F 88% 1013 mb
Low level cloud: 9%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: low
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 02
Jul		00:00

WSW
WSW

 2 / 3 mph 78 / 83°F 92% 1013 mb
Low level cloud: 13%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

W
W

 2 / 4 mph 76 / 80°F 93% 1013 mb
Low level cloud: 16%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

WNW
WNW

 2 / 4 mph 79 / 79°F 94% 1013 mb
Low level cloud: 29%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

W
W

 3 / 4 mph 89 / 96°F 70% 1014 mb
Low level cloud: 4%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

 2 / 3 mph 97 / 106°F 51% 1013 mb
Low level cloud: 1%
Mid level cloud: 3%
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

SSW
SSW

 5 / 6 mph 97 / 105°F 50% 1011 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSW
SSW

 6 / 6 mph 92 / 101°F 65% 1011 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

 3 / 4 mph 82 / 89°F 78% 1012 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 03
Jul		00:00

W
W

 1 / 2 mph 78 / 83°F 83% 1012 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WSW
WSW

 2 / 3 mph 76 / 80°F 87% 1011 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
06:00

W
W

 2 / 3 mph 79 / 80°F 87% 1012 mb
Low level cloud: 2%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

W
W

 3 / 3 mph 89 / 95°F 68% 1012 mb
Low level cloud: 2%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

 6 / 6 mph 96 / 105°F 50% 1010 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 6%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

 6 / 7 mph 97 / 104°F 44% 1009 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 7%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSW
SSW

 6 / 7 mph 93 / 100°F 58% 1008 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 1%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

 3 / 4 mph 83 / 91°F 75% 1009 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
Fri 04
Jul		00:00

SW
SW

 2 / 4 mph 78 / 82°F 80% 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
03:00

WSW
WSW

 2 / 4 mph 75 / 79°F 84% 1009 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

WNW
WNW

 2 / 5 mph 77 / 78°F 85% 1009 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
09:00

WSW
WSW

 3 / 3 mph 88 / 93°F 64% 1009 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 12%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

 6 / 7 mph 96 / 100°F 43% 1008 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 10%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

 6 / 6 mph 98 / 103°F 39% 1006 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSW
SSW

 6 / 7 mph 92 / 98°F 58% 1006 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: medium
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

 3 / 5 mph 79 / 83°F 77% 1007 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 05
Jul		00:00

W
W

 2 / 3 mph 77 / 81°F 82% 1007 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

NW
NW

 3 / 6 mph 75 / 78°F 85% 1006 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

 4 / 7 mph 76 / 77°F 87% 1006 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WNW
WNW

 4 / 5 mph 88 / 90°F 59% 1006 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 3%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WNW
WNW

 6 / 7 mph 96 / 98°F 39% 1005 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

 4 / 5 mph 99 / 102°F 34% 1003 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SW
SW

 5 / 6 mph 95 / 101°F 52% 1003 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: medium
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

 3 / 6 mph 80 / 85°F 74% 1004 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 06
Jul		00:00

NNW
NNW

 2 / 5 mph 77 / 80°F 73% 1003 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
03:00

NW
NW

 4 / 7 mph 76 / 79°F 76% 1003 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
06:00

NW
NW

 4 / 9 mph 78 / 78°F 76% 1003 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NW
NW

 5 / 6 mph 90 / 94°F 55% 1004 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNW
NNW

 7 / 8 mph 98 / 107°F 45% 1002 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

NNW
NNW

 5 / 5 mph 102 / 110°F 37% 1000 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SE
SE

 4 / 4 mph 97 / 108°F 50% 1001 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

 4 / 6 mph 84 / 90°F 64% 1003 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 07
Jul		00:00

SSE
SSE

 2 / 4 mph 80 / 85°F 72% 1003 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
03:00

WNW
WNW

 0 / 0 mph 78 / 81°F 77% 1003 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
06:00

NNE
NNE

 1 / 2 mph 80 / 80°F 76% 1004 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
09:00

NNE
NNE

 1 / 1 mph 91 / 96°F 56% 1003 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
12:00

S
S

 2 / 3 mph 99 / 108°F 46% 1002 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSE
SSE

 8 / 9 mph 97 / 107°F 48% 1001 mb
Low level cloud: 0%
Mid level cloud: 38%
High level cloud: 0%
Most Significant Cloud Type: medium
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSE
SSE

 5 / 6 mph 92 / 98°F 60% 1002 mb
Low level cloud: 0%
Mid level cloud: 23%
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

SSE
SSE

 3 / 4 mph 83 / 89°F 70% 1003 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: medium
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Tue 08
Jul		03:00

NNE
NNE

 2 / 3 mph 84 / 91°F 73% 1001 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
09:00

NE
NE

 2 / 2 mph 94 / 107°F 57% 1001 mb
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: medium
29%
0.0 In
15:00

NE
NE

 5 / 6 mph 100 / 114°F 43% 999 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
0.0 In
21:00

SSE
SSE

 2 / 3 mph 86 / 93°F 64% 1003 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
0.0 In
Wed 09
Jul		03:00

N
N

 4 / 5 mph 79 / 81°F 57% 1003 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.0 In
09:00

NNE
NNE

 4 / 5 mph 90 / 96°F 49% 1004 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
15:00

NE
NE

 13 / 14 mph 92 / 95°F 39% 1003 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.0 In
21:00

NE
NE

 6 / 7 mph 84 / 89°F 69% 1006 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
0.0 In
Thu 10
Jul		03:00

N
N

 6 / 6 mph 74 / 78°F 78% 1004 mb
Low level cloud: 4%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
5%
0.0 In
09:00

NNE
NNE

 10 / 12 mph 81 / 85°F 67% 1007 mb
Low level cloud: 43%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: low
49%
0.0 In
15:00

NE
NE

 12 / 13 mph 88 / 93°F 56% 1003 mb
Low level cloud: 4%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
24%
0.0 In
21:00

NNE
NNE

 7 / 9 mph 77 / 81°F 76% 1006 mb
Low level cloud: 10%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
12%
0.0 In
Fri 11
Jul		03:00

NNE
NNE

 8 / 9 mph 74 / 78°F 83% 1003 mb
Low level cloud: 89%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: low
96%
0.0 In
09:00

NE
NE

 8 / 9 mph 75 / 78°F 77% 1007 mb
Low level cloud: 94%
Mid level cloud: 21%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
15:00

NE
NE

 13 / 15 mph 84 / 88°F 60% 1002 mb
Low level cloud: 32%
Mid level cloud: 7%
High level cloud: 14%
Most Significant Cloud Type: low
36%
0.0 In
21:00

NNE
NNE

 6 / 7 mph 74 / 78°F 82% 1006 mb
Low level cloud: 57%
Mid level cloud: 32%
High level cloud: 100%
Most Significant Cloud Type: low
79%
0.0 In
Sat 12
Jul		03:00

NNE
NNE

 7 / 8 mph 72 / 76°F 83% 1000 mb
Low level cloud: 39%
Mid level cloud: 26%
High level cloud: 32%
Most Significant Cloud Type: low
51%
0.0 In
09:00

NE
NE

 6 / 6 mph 76 / 80°F 82% 1005 mb
Low level cloud: 95%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
15:00

NE
NE

 12 / 14 mph 79 / 82°F 62% 999 mb
Low level cloud: 2%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: medium
56%
0.0 In
21:00

ENE
ENE

 5 / 8 mph 74 / 79°F 95% 1003 mb
Low level cloud: 77%
Mid level cloud: 84%
High level cloud: 16%
Most Significant Cloud Type: low
100%
0.1 In
Sun 13
Jul		03:00

NNE
NNE

 8 / 10 mph 72 / 76°F 77% 997 mb
Low level cloud: 55%
Mid level cloud: 44%
High level cloud: 95%
Most Significant Cloud Type: low
81%
0.0 In
09:00

ESE
ESE

 5 / 9 mph 78 / 85°F 95% 1001 mb
Low level cloud: 97%
Mid level cloud: 54%
High level cloud: 11%
Most Significant Cloud Type: low
100%
0.1 In
15:00

NE
NE

 17 / 20 mph 79 / 82°F 66% 993 mb
Low level cloud: 44%
Mid level cloud: 58%
High level cloud: 96%
Most Significant Cloud Type: low
75%
0.0 In
21:00

SE
SE

 4 / 7 mph 80 / 89°F 97% 1000 mb
Low level cloud: 23%
Mid level cloud: 37%
High level cloud: 0%
Most Significant Cloud Type: low
35%
0.1 In
Mon 14
Jul		03:00

ENE
ENE

 23 / 33 mph 73 / 77°F 92% 989 mb
Low level cloud: 94%
Mid level cloud: 88%
High level cloud: 91%
Most Significant Cloud Type: low
100%
0.1 In
09:00

SW
SW

 4 / 8 mph 87 / 99°F 73% 1000 mb
Low level cloud: 44%
Mid level cloud: 14%
High level cloud: 3%
Most Significant Cloud Type: low
49%
0.0 In
15:00

SSE
SSE

 19 / 32 mph 77 / 83°F 95% 987 mb
Low level cloud: 93%
Mid level cloud: 78%
High level cloud: 11%
Most Significant Cloud Type: low
100%
1.8 In
21:00

NNE
NNE

 2 / 4 mph 85 / 95°F 75% 998 mb
Low level cloud: 9%
Mid level cloud: 45%
High level cloud: 7%
Most Significant Cloud Type: medium
72%
0.0 In
Tue 15
Jul		03:00

SSW
SSW

 13 / 27 mph 73 / 77°F 92% 993 mb
Low level cloud: 69%
Mid level cloud: 71%
High level cloud: 0%
Most Significant Cloud Type: low
94%
0.2 In
09:00

NNE
NNE

 5 / 11 mph 90 / 104°F 66% 1000 mb
Low level cloud: 8%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
13%
0.0 In
15:00

SSW
SSW

 11 / 24 mph 84 / 91°F 69% 1000 mb
Low level cloud: 44%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
46%
0.0 In
21:00

NNE
NNE

 9 / 16 mph 81 / 87°F 75% 999 mb
Low level cloud: 5%
Mid level cloud: 29%
High level cloud: 93%
Most Significant Cloud Type: medium
46%
0.0 In
Wed 16
Jul		03:00

NW
NW

 1 / 2 mph 79 / 86°F 94% 1005 mb
Low level cloud: 12%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
13%
0.0 In
09:00

NE
NE

 13 / 26 mph 81 / 86°F 77% 1001 mb
Low level cloud: 87%
Mid level cloud: 42%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
15:00

SSE
SSE

 7 / 15 mph 95 / 108°F 53% 1007 mb
Low level cloud: 1%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
0.0 In
21:00

NE
NE

 4 / 8 mph 78 / 83°F 89% 1001 mb
Low level cloud: 88%
Mid level cloud: 21%
High level cloud: 1%
Most Significant Cloud Type: low
95%
0.0 In

Other Locations Near to Changwon

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