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Cemurnaut 14 Day Long Range Forecast

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

Russia

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

The next 14 day outlook for Cemurnaut shows the average daytime maximum temperature will be around -15°C, with a high for the two weeks of 1°C expected on the evening of Thursday 13th. The average minimum temperature will be -20°C, dipping to its lowest on the morning of Wednesday 5th at -35°C. The coming 14 days will have most days seeing a little snow. The current forecast indicates Sunday 9th will have the most precipitation with an accumulation of around 3.0mm. On the whole winds are likely to be fresh. Expect the strongest wind on the morning of Sunday 9th, coming from a north easterly direction, and reaching around 33mph. The forecast suggests the maximum gusts will be on Monday morning.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Wed 05
Feb
18:00

NE
NE

5 / 11 mph -26 / -42°F 81% 1032 mb
Low level cloud: 25%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NE
NE

5 / 10 mph -26 / -41°F 81% 1032 mb
Low level cloud: 93%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
92%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 06
Feb
00:00

NE
NE

6 / 12 mph -24 / -40°F 80% 1033 mb
Low level cloud: 98%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
97%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NE
NE

6 / 13 mph -25 / -42°F 80% 1033 mb
Low level cloud: 100%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

7 / 15 mph -27 / -45°F 81% 1032 mb
Low level cloud: 100%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

8 / 16 mph -23 / -42°F 84% 1033 mb
Low level cloud: 100%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

10 / 15 mph -20 / -40°F 82% 1032 mb
Low level cloud: 99%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

10 / 16 mph -18 / -38°F 79% 1031 mb
Low level cloud: 78%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
78%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNE
NNE

9 / 15 mph -20 / -39°F 83% 1031 mb
Low level cloud: 6%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

9 / 17 mph -22 / -43°F 82% 1031 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
Fri 07
Feb
00:00

N
N

11 / 22 mph -24 / -46°F 79% 1031 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

NNE
NNE

15 / 30 mph -23 / -48°F 75% 1030 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

14 / 30 mph -24 / -49°F 74% 1030 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

N
N

14 / 29 mph -24 / -49°F 74% 1030 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

18 / 32 mph -19 / -46°F 70% 1029 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

NNE
NNE

19 / 33 mph -18 / -45°F 70% 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
18:00

NNE
NNE

16 / 34 mph -23 / -50°F 77% 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
21:00

NNE
NNE

20 / 40 mph -20 / -49°F 72% 1027 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 11%
Most Significant Cloud Type: high
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 08
Feb
00:00

NNE
NNE

21 / 39 mph -19 / -48°F 72% 1026 mb
Low level cloud: 0%
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
03:00

NNE
NNE

23 / 42 mph -19 / -49°F 74% 1025 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: high
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

25 / 42 mph -18 / -48°F 72% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: high
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

26 / 45 mph -18 / -49°F 73% 1024 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
12:00

NNE
NNE

27 / 42 mph -17 / -47°F 77% 1023 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 100%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

28 / 43 mph -15 / -46°F 80% 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
18:00

NNE
NNE

30 / 46 mph -13 / -44°F 80% 1019 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 100%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

32 / 46 mph -11 / -41°F 78% 1017 mb
Low level cloud: 0%
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
Sun 09
Feb
00:00

NNE
NNE

32 / 45 mph -10 / -41°F 87% 1016 mb
Low level cloud: 64%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

32 / 45 mph -10 / -40°F 97% 1014 mb
Low level cloud: 100%
Mid level cloud: 95%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
06:00

NNE
NNE

32 / 46 mph -9 / -39°F 91% 1012 mb
Low level cloud: 68%
Mid level cloud: 100%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
09:00

NNE
NNE

33 / 45 mph -8 / -38°F 85% 1012 mb
Low level cloud: 14%
Mid level cloud: 57%
High level cloud: 32%
Most Significant Cloud Type: medium
97%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

31 / 44 mph -8 / -38°F 85% 1011 mb
Low level cloud: 16%
Mid level cloud: 18%
High level cloud: 15%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

30 / 41 mph -7 / -35°F 86% 1010 mb
Low level cloud: 27%
Mid level cloud: 45%
High level cloud: 17%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNE
NNE

29 / 41 mph -6 / -34°F 86% 1009 mb
Low level cloud: 44%
Mid level cloud: 68%
High level cloud: 3%
Most Significant Cloud Type: low
67%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

29 / 41 mph -5 / -32°F 86% 1009 mb
Low level cloud: 21%
Mid level cloud: 72%
High level cloud: 32%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 10
Feb
00:00

NNE
NNE

28 / 35 mph -3 / -30°F 86% 1009 mb
Low level cloud: 17%
Mid level cloud: 65%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

28 / 42 mph -5 / -32°F 87% 1009 mb
Low level cloud: 47%
Mid level cloud: 97%
High level cloud: 100%
Most Significant Cloud Type: low
92%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

27 / 48 mph -6 / -33°F 87% 1009 mb
Low level cloud: 31%
Mid level cloud: 66%
High level cloud: 32%
Most Significant Cloud Type: low
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

24 / 33 mph -3 / -28°F 88% 1010 mb
Low level cloud: 24%
Mid level cloud: 43%
High level cloud: 11%
Most Significant Cloud Type: low
40%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

25 / 28 mph 0 / -24°F 87% 1010 mb
Low level cloud: 17%
Mid level cloud: 44%
High level cloud: 8%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

26 / 29 mph 2 / -22°F 87% 1010 mb
Low level cloud: 20%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

26 / 41 mph 0 / -24°F 86% 1009 mb
Low level cloud: 57%
Mid level cloud: 55%
High level cloud: 0%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

23 / 46 mph -2 / -26°F 85% 1009 mb
Low level cloud: 61%
Mid level cloud: 74%
High level cloud: 0%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 11
Feb
00:00

NNE
NNE

20 / 30 mph 2 / -20°F 84% 1009 mb
Low level cloud: 42%
Mid level cloud: 100%
High level cloud: 4%
Most Significant Cloud Type: low
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

19 / 30 mph 2 / -18°F 85% 1006 mb
Low level cloud: 19%
Mid level cloud: 100%
High level cloud: 32%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

17 / 27 mph 4 / -16°F 88% 1004 mb
Low level cloud: 21%
Mid level cloud: 100%
High level cloud: 31%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

21 / 34 mph 8 / -12°F 85% 1002 mb
Low level cloud: 44%
Mid level cloud: 100%
High level cloud: 61%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

22 / 32 mph 13 / -6°F 85% 1000 mb
Low level cloud: 51%
Mid level cloud: 47%
High level cloud: 0%
Most Significant Cloud Type: low
67%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

21 / 32 mph 13 / -5°F 85% 996 mb
Low level cloud: 24%
Mid level cloud: 20%
High level cloud: 15%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNE
NNE

25 / 37 mph 16 / -2°F 88% 995 mb
Low level cloud: 63%
Mid level cloud: 94%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

26 / 37 mph 17 / -2°F 88% 994 mb
Low level cloud: 65%
Mid level cloud: 94%
High level cloud: 7%
Most Significant Cloud Type: low
98%
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
00:00

NE
NE

29 / 59 mph 15 / -5°F 83% 990 mb
Low level cloud: 42%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
88%
0.0 In
06:00

WNW
WNW

12 / 20 mph 18 / 5°F 94% 989 mb
Low level cloud: 88%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.2 In
12:00

NE
NE

29 / 33 mph 26 / 10°F 84% 983 mb
Low level cloud: 13%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
18:00

ESE
ESE

19 / 32 mph 31 / 19°F 85% 993 mb
Low level cloud: 46%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
73%
0.0 In
Thu 13
Feb
00:00

ENE
ENE

15 / 22 mph 29 / 17°F 84% 984 mb
Low level cloud: 12%
Mid level cloud: 100%
High level cloud: 77%
Most Significant Cloud Type: medium
100%
0.0 In
06:00

ENE
ENE

13 / 27 mph 25 / 13°F 89% 996 mb
Low level cloud: 28%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
12:00

NNE
NNE

13 / 15 mph 9 / -7°F 89% 1010 mb
Low level cloud: 66%
Mid level cloud: 54%
High level cloud: 34%
Most Significant Cloud Type: low
89%
0.0 In
18:00

E
E

19 / 30 mph 35 / 24°F 81% 994 mb
Low level cloud: 12%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
Fri 14
Feb
00:00

NNE
NNE

17 / 33 mph 6 / -13°F 88% 1008 mb
Low level cloud: 13%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
80%
0.0 In
06:00

NE
NE

22 / 31 mph 30 / 17°F 86% 996 mb
Low level cloud: 35%
Mid level cloud: 98%
High level cloud: 100%
Most Significant Cloud Type: low
81%
0.0 In
12:00

NE
NE

23 / 28 mph 17 / 0°F 85% 1004 mb
Low level cloud: 63%
Mid level cloud: 59%
High level cloud: 19%
Most Significant Cloud Type: low
85%
0.0 In
18:00

NNE
NNE

13 / 23 mph 22 / 10°F 88% 992 mb
Low level cloud: 76%
Mid level cloud: 69%
High level cloud: 11%
Most Significant Cloud Type: low
100%
0.1 In
Sat 15
Feb
00:00

NNE
NNE

18 / 36 mph 15 / -1°F 86% 1009 mb
Low level cloud: 62%
Mid level cloud: 98%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
06:00

ENE
ENE

11 / 23 mph 18 / 6°F 87% 1001 mb
Low level cloud: 54%
Mid level cloud: 52%
High level cloud: 100%
Most Significant Cloud Type: low
83%
0.0 In
12:00

NNE
NNE

20 / 23 mph 18 / 2°F 88% 1012 mb
Low level cloud: 62%
Mid level cloud: 57%
High level cloud: 32%
Most Significant Cloud Type: low
86%
0.0 In
18:00

ENE
ENE

12 / 25 mph 22 / 11°F 89% 1009 mb
Low level cloud: 98%
Mid level cloud: 45%
High level cloud: 21%
Most Significant Cloud Type: low
100%
0.0 In
Sun 16
Feb
00:00

NE
NE

22 / 29 mph 15 / -3°F 83% 1013 mb
Low level cloud: 62%
Mid level cloud: 100%
High level cloud: 24%
Most Significant Cloud Type: low
99%
0.0 In
06:00

NE
NE

14 / 29 mph 12 / -4°F 91% 1013 mb
Low level cloud: 42%
Mid level cloud: 32%
High level cloud: 20%
Most Significant Cloud Type: low
55%
0.0 In
12:00

NNE
NNE

22 / 36 mph 9 / -11°F 74% 1013 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 95%
Most Significant Cloud Type: medium
100%
0.0 In
18:00

NE
NE

21 / 24 mph 17 / 1°F 87% 1011 mb
Low level cloud: 1%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: medium
51%
0.0 In
Mon 17
Feb
00:00

NNE
NNE

25 / 47 mph 4 / -19°F 69% 1010 mb
Low level cloud: 0%
Mid level cloud: 79%
High level cloud: 17%
Most Significant Cloud Type: medium
79%
0.0 In
06:00

NE
NE

26 / 54 mph 5 / -18°F 84% 1010 mb
Low level cloud: 21%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.1 In
12:00

NNE
NNE

23 / 27 mph 7 / -14°F 83% 1012 mb
Low level cloud: 63%
Mid level cloud: 98%
High level cloud: 10%
Most Significant Cloud Type: low
98%
0.0 In
18:00

NE
NE

24 / 27 mph 11 / -9°F 92% 1015 mb
Low level cloud: 62%
Mid level cloud: 87%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.1 In
Tue 18
Feb
00:00

NNE
NNE

22 / 30 mph 2 / -20°F 88% 1013 mb
Low level cloud: 61%
Mid level cloud: 61%
High level cloud: 19%
Most Significant Cloud Type: low
84%
0.0 In
06:00

NNE
NNE

18 / 38 mph -4 / -27°F 81% 1019 mb
Low level cloud: 46%
Mid level cloud: 99%
High level cloud: 88%
Most Significant Cloud Type: low
91%
0.1 In
12:00

NNE
NNE

20 / 25 mph 5 / -16°F 94% 1013 mb
Low level cloud: 62%
Mid level cloud: 100%
High level cloud: 78%
Most Significant Cloud Type: low
100%
0.1 In
18:00

NE
NE

16 / 18 mph 3 / -16°F 78% 1018 mb
Low level cloud: 2%
Mid level cloud: 45%
High level cloud: 31%
Most Significant Cloud Type: medium
51%
0.0 In
Wed 19
Feb
00:00

NNE
NNE

17 / 36 mph 0 / -21°F 89% 1016 mb
Low level cloud: 66%
Mid level cloud: 100%
High level cloud: 87%
Most Significant Cloud Type: low
100%
0.0 In
06:00

NE
NE

17 / 35 mph -9 / -32°F 80% 1016 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 14%
Most Significant Cloud Type: medium
6%
0.0 In
12:00

NE
NE

12 / 21 mph 4 / -13°F 87% 1020 mb
Low level cloud: 57%
Mid level cloud: 82%
High level cloud: 8%
Most Significant Cloud Type: low
87%
0.1 In
18:00

NNE
NNE

15 / 21 mph 0 / -20°F 80% 1013 mb
Low level cloud: 50%
Mid level cloud: 47%
High level cloud: 9%
Most Significant Cloud Type: low
67%
0.0 In
Thu 20
Feb
00:00

NE
NE

9 / 18 mph -5 / -21°F 91% 1022 mb
Low level cloud: 50%
Mid level cloud: 36%
High level cloud: 0%
Most Significant Cloud Type: low
62%
0.0 In
06:00

NNE
NNE

13 / 21 mph 0 / -18°F 96% 1010 mb
Low level cloud: 76%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
12:00

NE
NE

8 / 12 mph 3 / -11°F 90% 1022 mb
Low level cloud: 22%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
28%
0.0 In
18:00

NNE
NNE

17 / 23 mph 4 / -15°F 77% 1005 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
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.
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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