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Burgas 14 Day Long Range Forecast

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

Bulgaria

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

Taking a look at Burgas over the coming two weeks and the average daytime maximum temperature will be around 18°C, with a high for the two weeks of 23°C expected on the morning of Tuesday 7th. The mean minimum temperature will be 11°C, dipping to its lowest on the morning of Saturday 4th at 8°C. The next 14 days will have some days seeing a little precipitation and some days with rain. The indicators are that Friday 3rd will have the most precipitation with an accumulation of around 12.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Mon 29
Apr
17:00

NNE
NNE

9 / 14 mph 57 / 55°F 77% 1024 mb
Low level cloud: 100%
Mid level cloud: 92%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

NNE
NNE

9 / 13 mph 56 / 53°F 78% 1023 mb
Low level cloud: 100%
Mid level cloud: 46%
High level cloud: 1%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

NNE
NNE

12 / 18 mph 56 / 53°F 86% 1023 mb
Low level cloud: 100%
Mid level cloud: 48%
High level cloud: 5%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 30
Apr
02:00

NNE
NNE

13 / 22 mph 55 / 52°F 91% 1022 mb
Low level cloud: 100%
Mid level cloud: 44%
High level cloud: 8%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

NNE
NNE

14 / 25 mph 55 / 51°F 90% 1022 mb
Low level cloud: 97%
Mid level cloud: 92%
High level cloud: 2%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

NNE
NNE

17 / 26 mph 55 / 51°F 89% 1022 mb
Low level cloud: 99%
Mid level cloud: 91%
High level cloud: 99%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

NNE
NNE

20 / 28 mph 57 / 52°F 90% 1023 mb
Low level cloud: 99%
Mid level cloud: 96%
High level cloud: 3%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

NNE
NNE

18 / 21 mph 58 / 54°F 92% 1023 mb
Low level cloud: 100%
Mid level cloud: 99%
High level cloud: 2%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

NNE
NNE

14 / 17 mph 57 / 54°F 93% 1022 mb
Low level cloud: 100%
Mid level cloud: 98%
High level cloud: 3%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
20:00

NNE
NNE

14 / 19 mph 56 / 53°F 94% 1022 mb
Low level cloud: 100%
Mid level cloud: 97%
High level cloud: 5%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
23:00

NNE
NNE

15 / 23 mph 56 / 52°F 95% 1021 mb
Low level cloud: 100%
Mid level cloud: 96%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
Wed 01
May
02:00

NNE
NNE

15 / 23 mph 55 / 51°F 93% 1020 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 73%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
05:00

NNE
NNE

11 / 20 mph 54 / 50°F 92% 1019 mb
Low level cloud: 56%
Mid level cloud: 55%
High level cloud: 84%
Most Significant Cloud Type: low
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

NE
NE

14 / 22 mph 55 / 51°F 93% 1020 mb
Low level cloud: 87%
Mid level cloud: 85%
High level cloud: 99%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

NE
NE

13 / 16 mph 60 / 57°F 86% 1020 mb
Low level cloud: 36%
Mid level cloud: 50%
High level cloud: 33%
Most Significant Cloud Type: low
57%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
14:00

ENE
ENE

14 / 17 mph 63 / 62°F 80% 1019 mb
Low level cloud: 46%
Mid level cloud: 64%
High level cloud: 0%
Most Significant Cloud Type: low
67%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ENE
ENE

9 / 11 mph 63 / 61°F 86% 1018 mb
Low level cloud: 37%
Mid level cloud: 71%
High level cloud: 10%
Most Significant Cloud Type: low
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

NE
NE

4 / 5 mph 62 / 59°F 87% 1018 mb
Low level cloud: 42%
Mid level cloud: 85%
High level cloud: 5%
Most Significant Cloud Type: low
72%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

NNW
NNW

2 / 3 mph 58 / 59°F 90% 1017 mb
Low level cloud: 49%
Mid level cloud: 44%
High level cloud: 3%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 02
May
02:00

NW
NW

3 / 6 mph 53 / 52°F 92% 1016 mb
Low level cloud: 16%
Mid level cloud: 30%
High level cloud: 8%
Most Significant Cloud Type: low
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

WNW
WNW

3 / 6 mph 50 / 49°F 92% 1015 mb
Low level cloud: 74%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: low
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

WNW
WNW

4 / 5 mph 58 / 57°F 80% 1014 mb
Low level cloud: 66%
Mid level cloud: 25%
High level cloud: 3%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

N
N

2 / 2 mph 65 / 62°F 71% 1013 mb
Low level cloud: 53%
Mid level cloud: 30%
High level cloud: 10%
Most Significant Cloud Type: low
64%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

NNE
NNE

7 / 9 mph 64 / 62°F 72% 1012 mb
Low level cloud: 9%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
69%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ESE
ESE

5 / 7 mph 64 / 62°F 72% 1011 mb
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: medium
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

6 / 11 mph 58 / 55°F 88% 1011 mb
Low level cloud: 7%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: low
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

ESE
ESE

1 / 2 mph 55 / 55°F 90% 1012 mb
Low level cloud: 13%
Mid level cloud: 25%
High level cloud: 1%
Most Significant Cloud Type: low
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 03
May
02:00

W
W

5 / 10 mph 52 / 50°F 93% 1011 mb
Low level cloud: 17%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

W
W

4 / 8 mph 51 / 50°F 92% 1010 mb
Low level cloud: 7%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: low
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

W
W

1 / 1 mph 62 / 59°F 78% 1010 mb
Low level cloud: 1%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

SE
SE

2 / 2 mph 68 / 66°F 65% 1009 mb
Low level cloud: 13%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

E
E

8 / 9 mph 68 / 66°F 67% 1008 mb
Low level cloud: 4%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: medium
36%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ESE
ESE

9 / 12 mph 64 / 63°F 73% 1007 mb
Low level cloud: 17%
Mid level cloud: 51%
High level cloud: 3%
Most Significant Cloud Type: medium
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

NNE
NNE

9 / 12 mph 53 / 49°F 94% 1009 mb
Low level cloud: 47%
Mid level cloud: 85%
High level cloud: 1%
Most Significant Cloud Type: low
76%
Expect 0.3 In of precipitation over the past 3 hours.
0.3 In
23:00

WNW
WNW

5 / 7 mph 52 / 51°F 95% 1010 mb
Low level cloud: 57%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: low
64%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Sat 04
May
02:00

W
W

5 / 9 mph 50 / 48°F 94% 1009 mb
Low level cloud: 24%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

WSW
WSW

6 / 12 mph 48 / 45°F 92% 1008 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
08:00

NNW
NNW

5 / 6 mph 57 / 55°F 77% 1010 mb
Low level cloud: 6%
Mid level cloud: 25%
High level cloud: 6%
Most Significant Cloud Type: medium
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

NNW
NNW

5 / 6 mph 65 / 62°F 61% 1009 mb
Low level cloud: 50%
Mid level cloud: 22%
High level cloud: 14%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

WNW
WNW

7 / 9 mph 67 / 64°F 60% 1008 mb
Low level cloud: 16%
Mid level cloud: 20%
High level cloud: 30%
Most Significant Cloud Type: low
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

NNW
NNW

9 / 13 mph 61 / 61°F 76% 1008 mb
Low level cloud: 25%
Mid level cloud: 90%
High level cloud: 79%
Most Significant Cloud Type: medium
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
20:00

NW
NW

4 / 6 mph 55 / 55°F 85% 1009 mb
Low level cloud: 80%
Mid level cloud: 32%
High level cloud: 37%
Most Significant Cloud Type: low
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

WSW
WSW

5 / 7 mph 53 / 52°F 88% 1010 mb
Low level cloud: 80%
Mid level cloud: 70%
High level cloud: 88%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 05
May
02:00

W
W

6 / 10 mph 52 / 50°F 89% 1009 mb
Low level cloud: 22%
Mid level cloud: 44%
High level cloud: 10%
Most Significant Cloud Type: low
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

WSW
WSW

4 / 6 mph 51 / 50°F 91% 1010 mb
Low level cloud: 23%
Mid level cloud: 70%
High level cloud: 4%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

W
W

7 / 8 mph 57 / 53°F 82% 1011 mb
Low level cloud: 20%
Mid level cloud: 33%
High level cloud: 93%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

ENE
ENE

3 / 3 mph 60 / 59°F 72% 1012 mb
Low level cloud: 18%
Mid level cloud: 37%
High level cloud: 100%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

ESE
ESE

3 / 4 mph 64 / 62°F 66% 1011 mb
Low level cloud: 22%
Mid level cloud: 27%
High level cloud: 67%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

NE
NE

4 / 6 mph 63 / 62°F 72% 1011 mb
Low level cloud: 64%
Mid level cloud: 44%
High level cloud: 13%
Most Significant Cloud Type: low
80%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

ENE
ENE

4 / 7 mph 57 / 56°F 84% 1013 mb
Low level cloud: 13%
Mid level cloud: 66%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

W
W

5 / 10 mph 54 / 53°F 89% 1013 mb
Low level cloud: 10%
Mid level cloud: 26%
High level cloud: 2%
Most Significant Cloud Type: low
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Mon 06
May
02:00

SE
SE

3 / 5 mph 56 / 56°F 80% 1010 mb
Low level cloud: 19%
Mid level cloud: 95%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
08:00

WNW
WNW

14 / 29 mph 59 / 59°F 75% 1009 mb
Low level cloud: 36%
Mid level cloud: 46%
High level cloud: 32%
Most Significant Cloud Type: low
56%
0.0 In
14:00

E
E

9 / 19 mph 67 / 67°F 58% 1014 mb
Low level cloud: 9%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: medium
67%
0.0 In
20:00

ESE
ESE

7 / 15 mph 55 / 53°F 81% 1017 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
Tue 07
May
02:00

W
W

4 / 9 mph 53 / 52°F 86% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
08:00

ENE
ENE

3 / 6 mph 63 / 63°F 68% 1020 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: high
2%
0.0 In
14:00

NE
NE

18 / 38 mph 63 / 63°F 74% 1015 mb
Low level cloud: 55%
Mid level cloud: 41%
High level cloud: 72%
Most Significant Cloud Type: low
78%
0.0 In
20:00

E
E

3 / 7 mph 60 / 60°F 90% 1008 mb
Low level cloud: 0%
Mid level cloud: 98%
High level cloud: 32%
Most Significant Cloud Type: medium
99%
0.0 In
Wed 08
May
02:00

NW
NW

3 / 6 mph 56 / 56°F 89% 1018 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 12%
Most Significant Cloud Type: medium
8%
0.0 In
08:00

NE
NE

2 / 4 mph 61 / 61°F 83% 1008 mb
Low level cloud: 1%
Mid level cloud: 81%
High level cloud: 51%
Most Significant Cloud Type: medium
85%
0.0 In
14:00

ENE
ENE

11 / 22 mph 67 / 67°F 70% 1020 mb
Low level cloud: 28%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
44%
0.1 In
20:00

E
E

7 / 15 mph 58 / 57°F 89% 1007 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 8%
Most Significant Cloud Type: medium
19%
0.0 In
Thu 09
May
02:00

N
N

2 / 5 mph 58 / 59°F 89% 1021 mb
Low level cloud: 1%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
0.1 In
08:00

NE
NE

19 / 39 mph 59 / 59°F 82% 1010 mb
Low level cloud: 99%
Mid level cloud: 29%
High level cloud: 33%
Most Significant Cloud Type: low
100%
0.0 In
14:00

ENE
ENE

14 / 30 mph 66 / 66°F 64% 1020 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
0.0 In
20:00

NNE
NNE

10 / 21 mph 55 / 53°F 59% 1016 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 9%
Most Significant Cloud Type: medium
46%
0.0 In
Fri 10
May
02:00

WSW
WSW

4 / 9 mph 55 / 55°F 87% 1018 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
0.0 In
08:00

NE
NE

10 / 21 mph 55 / 52°F 60% 1019 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 3%
Most Significant Cloud Type: medium
9%
0.0 In
14:00

SW
SW

4 / 8 mph 75 / 77°F 52% 1015 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 32%
Most Significant Cloud Type: medium
46%
0.0 In
20:00

ESE
ESE

7 / 15 mph 50 / 47°F 72% 1018 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 100%
Most Significant Cloud Type: medium
9%
0.0 In
Sat 11
May
02:00

W
W

4 / 9 mph 59 / 59°F 81% 1014 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 59%
Most Significant Cloud Type: medium
48%
0.0 In
08:00

WSW
WSW

4 / 9 mph 55 / 55°F 62% 1016 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 8%
Most Significant Cloud Type: high
7%
0.0 In
14:00

SW
SW

8 / 16 mph 75 / 78°F 56% 1011 mb
Low level cloud: 7%
Mid level cloud: 43%
High level cloud: 39%
Most Significant Cloud Type: medium
63%
0.0 In
20:00

SE
SE

1 / 1 mph 62 / 62°F 81% 1014 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
Sun 12
May
02:00

WSW
WSW

7 / 14 mph 60 / 60°F 90% 1009 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 3%
Most Significant Cloud Type: medium
14%
0.1 In
08:00

W
W

6 / 13 mph 61 / 61°F 69% 1015 mb
Low level cloud: 0%
Mid level cloud: 20%
High level cloud: 15%
Most Significant Cloud Type: medium
20%
0.0 In
14:00

NNE
NNE

10 / 21 mph 64 / 64°F 95% 1014 mb
Low level cloud: 80%
Mid level cloud: 89%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.5 In
20:00

W
W

2 / 4 mph 67 / 67°F 79% 1012 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 50%
Most Significant Cloud Type: medium
8%
0.0 In
Mon 13
May
02:00

WNW
WNW

6 / 12 mph 50 / 48°F 86% 1021 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
0.2 In
08:00

S
S

5 / 10 mph 68 / 68°F 59% 1009 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 62%
Most Significant Cloud Type: high
61%
0.0 In
14:00

ESE
ESE

7 / 15 mph 67 / 67°F 53% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
20:00

W
W

9 / 18 mph 61 / 61°F 90% 1008 mb
Low level cloud: 76%
Mid level cloud: 73%
High level cloud: 18%
Most Significant Cloud Type: low
100%
0.0 In
Tue 14
May
02:00

W
W

3 / 7 mph 54 / 54°F 83% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
08:00

WNW
WNW

1 / 2 mph 61 / 61°F 86% 1011 mb
Low level cloud: 99%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
14:00

SE
SE

3 / 6 mph 74 / 77°F 53% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 13%
Most Significant Cloud Type: high
12%
0.0 In
20:00

E
E

9 / 19 mph 61 / 61°F 86% 1009 mb
Low level cloud: 10%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
72%
0.0 In

Other Locations Near to Burgas

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