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Muonio 14 Day Long Range Forecast

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

Finland

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

The next 14 day outlook for Muonio shows the average daytime maximum temperature will be around -4°C, with a high for the two weeks of 3°C expected on the morning of Friday 7th. The mean minimum temperature will be -14°C, dipping to its lowest on the morning of Saturday 15th at -21°C. Expect the following 14 days ahead to have mostly dry days although Wednesday is likely to see a little snow. Predictions are Wednesday 5th will have the most precipitation with an accumulation of around 12.0mm. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Wed 05
Feb		20:00

WSW
WSW

 7 / 11 mph 28 / 20°F 94% 1009 mb
Low level cloud: 32%
Mid level cloud: 48%
High level cloud: 34%
Most Significant Cloud Type: low
52%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
23:00

WSW
WSW

 3 / 7 mph 24 / 20°F 90% 1014 mb
Low level cloud: 0%
Mid level cloud: 94%
High level cloud: 85%
Most Significant Cloud Type: medium
97%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 06
Feb		02:00

SW
SW

 4 / 9 mph 15 / 8°F 91% 1020 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
05:00

WSW
WSW

 4 / 9 mph 16 / 9°F 89% 1023 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

SSW
SSW

 5 / 11 mph 16 / 7°F 90% 1027 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
11:00

SSW
SSW

 7 / 15 mph 17 / 8°F 91% 1028 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 95%
Most Significant Cloud Type: medium
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

SSW
SSW

 12 / 19 mph 31 / 21°F 86% 1026 mb
Low level cloud: 10%
Mid level cloud: 99%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

SW
SW

 18 / 28 mph 35 / 24°F 84% 1025 mb
Low level cloud: 41%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
69%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

SW
SW

 17 / 27 mph 35 / 25°F 91% 1026 mb
Low level cloud: 64%
Mid level cloud: 71%
High level cloud: 7%
Most Significant Cloud Type: low
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

SW
SW

 16 / 27 mph 35 / 26°F 96% 1027 mb
Low level cloud: 82%
Mid level cloud: 95%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 07
Feb		02:00

SW
SW

 11 / 20 mph 35 / 27°F 94% 1029 mb
Low level cloud: 44%
Mid level cloud: 5%
High level cloud: 100%
Most Significant Cloud Type: low
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

SW
SW

 8 / 17 mph 34 / 28°F 88% 1031 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
08:00

W
W

 15 / 30 mph 37 / 28°F 81% 1032 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
11:00

SSW
SSW

 8 / 15 mph 31 / 24°F 94% 1036 mb
Low level cloud: 10%
Mid level cloud: 9%
High level cloud: 10%
Most Significant Cloud Type: low
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

S
S

 4 / 8 mph 29 / 25°F 93% 1038 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 9%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

S
S

 3 / 6 mph 22 / 18°F 93% 1040 mb
Low level cloud: 0%
Mid level cloud: 34%
High level cloud: 21%
Most Significant Cloud Type: medium
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

S
S

 5 / 10 mph 18 / 10°F 95% 1042 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 14%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

SSE
SSE

 4 / 9 mph 13 / 6°F 100% 1043 mb
Low level cloud: 11%
Mid level cloud: 3%
High level cloud: 32%
Most Significant Cloud Type: low
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 08
Feb		02:00

SSE
SSE

 5 / 10 mph 18 / 11°F 99% 1042 mb
Low level cloud: 24%
Mid level cloud: 14%
High level cloud: 29%
Most Significant Cloud Type: low
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

S
S

 6 / 10 mph 21 / 14°F 99% 1041 mb
Low level cloud: 91%
Mid level cloud: 23%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

S
S

 7 / 11 mph 24 / 15°F 99% 1040 mb
Low level cloud: 97%
Mid level cloud: 2%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

S
S

 10 / 14 mph 26 / 16°F 98% 1039 mb
Low level cloud: 91%
Mid level cloud: 9%
High level cloud: 13%
Most Significant Cloud Type: low
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

S
S

 13 / 20 mph 25 / 13°F 82% 1037 mb
Low level cloud: 0%
Mid level cloud: 49%
High level cloud: 3%
Most Significant Cloud Type: medium
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

SSW
SSW

 15 / 26 mph 24 / 11°F 79% 1037 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
20:00

SSW
SSW

 15 / 25 mph 24 / 11°F 84% 1036 mb
Low level cloud: 1%
Mid level cloud: 0%
High level cloud: 7%
Most Significant Cloud Type: high
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

SSW
SSW

 16 / 26 mph 21 / 7°F 84% 1035 mb
Low level cloud: 3%
Mid level cloud: 7%
High level cloud: 5%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 09
Feb		02:00

SSW
SSW

 15 / 23 mph 21 / 7°F 85% 1033 mb
Low level cloud: 46%
Mid level cloud: 43%
High level cloud: 100%
Most Significant Cloud Type: low
73%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

SSW
SSW

 14 / 21 mph 22 / 10°F 89% 1031 mb
Low level cloud: 96%
Mid level cloud: 49%
High level cloud: 8%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

SSW
SSW

 9 / 15 mph 19 / 8°F 92% 1031 mb
Low level cloud: 40%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: low
50%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

S
S

 9 / 15 mph 18 / 7°F 91% 1030 mb
Low level cloud: 10%
Mid level cloud: 21%
High level cloud: 10%
Most Significant Cloud Type: low
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

SSW
SSW

 11 / 17 mph 24 / 14°F 84% 1028 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 100%
Most Significant Cloud Type: medium
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

W
W

 6 / 14 mph 26 / 19°F 80% 1029 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
20:00

W
W

 13 / 24 mph 27 / 15°F 76% 1031 mb
Low level cloud: 70%
Mid level cloud: 91%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

W
W

 13 / 23 mph 26 / 14°F 74% 1034 mb
Low level cloud: 40%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: low
54%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 10
Feb		02:00

NW
NW

 12 / 19 mph 27 / 17°F 75% 1037 mb
Low level cloud: 39%
Mid level cloud: 100%
High level cloud: 0%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

WNW
WNW

 6 / 12 mph 15 / 7°F 84% 1040 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 5%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

SW
SW

 3 / 6 mph 7 / 2°F 95% 1042 mb
Low level cloud: 15%
Mid level cloud: 7%
High level cloud: 32%
Most Significant Cloud Type: low
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

SSW
SSW

 3 / 7 mph 10 / 4°F 94% 1043 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 11%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

S
S

 3 / 7 mph 20 / 15°F 91% 1042 mb
Low level cloud: 0%
Mid level cloud: 52%
High level cloud: 100%
Most Significant Cloud Type: medium
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

SSW
SSW

 6 / 10 mph 22 / 15°F 90% 1040 mb
Low level cloud: 0%
Mid level cloud: 57%
High level cloud: 100%
Most Significant Cloud Type: medium
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

SSW
SSW

 6 / 11 mph 21 / 13°F 88% 1037 mb
Low level cloud: 0%
Mid level cloud: 99%
High level cloud: 87%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

SSW
SSW

 4 / 9 mph 15 / 9°F 92% 1037 mb
Low level cloud: 7%
Mid level cloud: 20%
High level cloud: 19%
Most Significant Cloud Type: low
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 11
Feb		02:00

WSW
WSW

 4 / 9 mph 15 / 9°F 91% 1037 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
05:00

W
W

 11 / 20 mph 33 / 25°F 76% 1036 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
08:00

WSW
WSW

 3 / 6 mph 25 / 21°F 89% 1037 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 97%
Most Significant Cloud Type: medium
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

NW
NW

 1 / 2 mph 26 / 26°F 93% 1038 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 70%
Most Significant Cloud Type: medium
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

SSW
SSW

 3 / 6 mph 28 / 25°F 94% 1038 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 17%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

S
S

 3 / 6 mph 15 / 11°F 96% 1039 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

S
S

 3 / 6 mph 10 / 5°F 97% 1039 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 9%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

S
S

 2 / 5 mph 6 / 1°F 98% 1038 mb
Low level cloud: 1%
Mid level cloud: 0%
High level cloud: 48%
Most Significant Cloud Type: high
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Wed 12
Feb		02:00

SW
SW

 1 / 3 mph 17 / 17°F 98% 1043 mb
Low level cloud: 31%
Mid level cloud: 44%
High level cloud: 4%
Most Significant Cloud Type: low
46%
0.0 In
08:00

NNW
NNW

 1 / 3 mph -3 / -3°F 100% 1047 mb
Low level cloud: 67%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
67%
0.0 In
14:00

WSW
WSW

 10 / 18 mph 34 / 26°F 84% 1039 mb
Low level cloud: 0%
Mid level cloud: 65%
High level cloud: 100%
Most Significant Cloud Type: medium
69%
0.0 In
20:00

SSW
SSW

 0 / 1 mph -1 / -1°F 100% 1045 mb
Low level cloud: 47%
Mid level cloud: 9%
High level cloud: 2%
Most Significant Cloud Type: low
50%
0.0 In
Thu 13
Feb		02:00

NW
NW

 0 / 1 mph -6 / -6°F 100% 1043 mb
Low level cloud: 56%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
56%
0.0 In
08:00

N
N

 4 / 8 mph 3 / -5°F 98% 1038 mb
Low level cloud: 92%
Mid level cloud: 20%
High level cloud: 4%
Most Significant Cloud Type: low
99%
0.0 In
14:00

NW
NW

 2 / 5 mph 19 / 16°F 97% 1035 mb
Low level cloud: 69%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
73%
0.0 In
20:00

NNW
NNW

 3 / 6 mph 5 / -1°F 97% 1038 mb
Low level cloud: 54%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: low
68%
0.0 In
Fri 14
Feb		02:00

N
N

 4 / 8 mph 4 / -3°F 100% 1036 mb
Low level cloud: 39%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
40%
0.0 In
08:00

NNE
NNE

 2 / 3 mph 4 / 4°F 99% 1039 mb
Low level cloud: 76%
Mid level cloud: 9%
High level cloud: 6%
Most Significant Cloud Type: low
80%
0.0 In
14:00

ENE
ENE

 1 / 3 mph 13 / 13°F 97% 1037 mb
Low level cloud: 85%
Mid level cloud: 13%
High level cloud: 33%
Most Significant Cloud Type: low
92%
0.0 In
20:00

NNE
NNE

 2 / 4 mph 7 / 3°F 99% 1037 mb
Low level cloud: 75%
Mid level cloud: 82%
High level cloud: 43%
Most Significant Cloud Type: low
100%
0.0 In
Sat 15
Feb		02:00

ENE
ENE

 2 / 5 mph 2 / -3°F 100% 1039 mb
Low level cloud: 58%
Mid level cloud: 100%
High level cloud: 10%
Most Significant Cloud Type: low
93%
0.0 In
08:00

N
N

 2 / 5 mph -6 / -12°F 100% 1039 mb
Low level cloud: 33%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
38%
0.0 In
14:00

ENE
ENE

 1 / 2 mph 8 / 8°F 97% 1039 mb
Low level cloud: 13%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
14%
0.0 In
20:00

S
S

 2 / 4 mph -4 / -9°F 100% 1041 mb
Low level cloud: 61%
Mid level cloud: 4%
High level cloud: 33%
Most Significant Cloud Type: low
66%
0.0 In
Sun 16
Feb		02:00

N
N

 3 / 7 mph -12 / -21°F 100% 1042 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
08:00

SSE
SSE

 1 / 2 mph -8 / -8°F 100% 1040 mb
Low level cloud: 100%
Mid level cloud: 9%
High level cloud: 15%
Most Significant Cloud Type: low
100%
0.0 In
14:00

WNW
WNW

 1 / 3 mph 8 / 8°F 93% 1041 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.0 In
20:00

N
N

 3 / 7 mph -10 / -18°F 100% 1044 mb
Low level cloud: 54%
Mid level cloud: 0%
High level cloud: 5%
Most Significant Cloud Type: low
54%
0.0 In
Mon 17
Feb		02:00

NNW
NNW

 1 / 3 mph -14 / -14°F 100% 1042 mb
Low level cloud: 4%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
4%
0.0 In
08:00

NNW
NNW

 2 / 4 mph -11 / -16°F 100% 1047 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 12%
Most Significant Cloud Type: medium
11%
0.0 In
14:00

W
W

 1 / 2 mph 3 / 3°F 92% 1039 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 17%
Most Significant Cloud Type: medium
4%
0.0 In
20:00

SSE
SSE

 3 / 6 mph -9 / -17°F 100% 1046 mb
Low level cloud: 22%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
21%
0.0 In
Tue 18
Feb		02:00

WNW
WNW

 1 / 3 mph -15 / -15°F 100% 1040 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 14%
Most Significant Cloud Type: medium
9%
0.0 In
08:00

N
N

 3 / 7 mph -13 / -22°F 99% 1044 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.0 In
14:00

WSW
WSW

 2 / 3 mph 10 / 10°F 88% 1038 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 3%
Most Significant Cloud Type: medium
11%
0.0 In
20:00

N
N

 4 / 8 mph 0 / -9°F 96% 1044 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 19%
Most Significant Cloud Type: medium
3%
0.0 In
Wed 19
Feb		02:00

SW
SW

 2 / 3 mph -11 / -11°F 100% 1037 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 7%
Most Significant Cloud Type: high
6%
0.0 In
08:00

N
N

 4 / 8 mph 1 / -7°F 99% 1044 mb
Low level cloud: 8%
Mid level cloud: 4%
High level cloud: 1%
Most Significant Cloud Type: low
9%
0.0 In
14:00

SW
SW

 1 / 2 mph 11 / 11°F 94% 1033 mb
Low level cloud: 18%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
19%
0.0 In
20:00

SSE
SSE

 2 / 4 mph 3 / -1°F 100% 1044 mb
Low level cloud: 50%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
50%
0.0 In
Thu 20
Feb		02:00

N
N

 1 / 2 mph -10 / -10°F 100% 1034 mb
Low level cloud: 81%
Mid level cloud: 4%
High level cloud: 4%
Most Significant Cloud Type: low
82%
0.0 In
08:00

SSE
SSE

 4 / 7 mph -4 / -13°F 100% 1045 mb
Low level cloud: 100%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
14:00

ESE
ESE

 1 / 2 mph 11 / 11°F 96% 1032 mb
Low level cloud: 69%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
68%
0.0 In
20:00

SSE
SSE

 2 / 5 mph -4 / -10°F 100% 1044 mb
Low level cloud: 83%
Mid level cloud: 6%
High level cloud: 14%
Most Significant Cloud Type: low
86%
0.0 In

Other Locations Near to Muonio

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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