Local Weather

Bragin 14 Day Long Range Forecast

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

Belarus

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

The forecast for Bragin in the coming two weeks is predicting the average daytime maximum temperature will be around 32°C, with a high for the two weeks of 36°C expected on the afternoon of Monday 29th. The mean minimum temperature will be 17°C, dipping to its lowest on the morning of Sunday 21st at 13°C. The coming 14 days will have mostly dry days although Sunday 21st and Wednesday 24th are likely to see a little rain. The indicators are that Sunday 21st will have the most precipitation with an accumulation of around 3.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Fri 19
Aug
20:00

NE
NE

10 / 15 mph 67 / 65°F 78% 1016 mb
Low level cloud: 35%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
38%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

NNE
NNE

7 / 14 mph 60 / 60°F 93% 1015 mb
Low level cloud: 52%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: low
61%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sat 20
Aug
02:00

N
N

5 / 9 mph 60 / 60°F 94% 1015 mb
Low level cloud: 84%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
99%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

N
N

4 / 7 mph 62 / 62°F 93% 1015 mb
Low level cloud: 87%
Mid level cloud: 33%
High level cloud: 0%
Most Significant Cloud Type: low
98%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

ENE
ENE

6 / 8 mph 65 / 65°F 87% 1015 mb
Low level cloud: 87%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: low
97%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

ENE
ENE

10 / 14 mph 64 / 64°F 86% 1015 mb
Low level cloud: 92%
Mid level cloud: 67%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
14:00

E
E

6 / 8 mph 70 / 68°F 70% 1014 mb
Low level cloud: 65%
Mid level cloud: 77%
High level cloud: 0%
Most Significant Cloud Type: low
91%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

N
N

2 / 2 mph 74 / 76°F 66% 1013 mb
Low level cloud: 34%
Mid level cloud: 69%
High level cloud: 0%
Most Significant Cloud Type: low
58%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
20:00

NNE
NNE

6 / 11 mph 67 / 66°F 77% 1014 mb
Low level cloud: 76%
Mid level cloud: 59%
High level cloud: 0%
Most Significant Cloud Type: low
96%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

E
E

11 / 18 mph 64 / 64°F 85% 1013 mb
Low level cloud: 23%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: low
30%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sun 21
Aug
02:00

E
E

8 / 15 mph 58 / 57°F 90% 1013 mb
Low level cloud: 29%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: low
37%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

E
E

6 / 13 mph 56 / 55°F 90% 1013 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

E
E

7 / 8 mph 70 / 67°F 63% 1013 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

ESE
ESE

8 / 9 mph 78 / 77°F 47% 1013 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
46%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

ESE
ESE

4 / 5 mph 78 / 77°F 48% 1013 mb
Low level cloud: 0%
Mid level cloud: 51%
High level cloud: 0%
Most Significant Cloud Type: medium
50%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

NE
NE

4 / 5 mph 83 / 81°F 44% 1011 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
20:00

E
E

9 / 19 mph 68 / 66°F 90% 1013 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
Expect 0.07 In of precipitation over the past 3 hours.
0.07 In
23:00

E
E

6 / 13 mph 65 / 65°F 90% 1012 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: medium
20%
Expect 0.04 In of precipitation over the past 3 hours.
0.04 In
Mon 22
Aug
02:00

E
E

4 / 9 mph 63 / 63°F 92% 1013 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

E
E

7 / 15 mph 59 / 59°F 88% 1013 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: medium
24%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
08:00

ESE
ESE

8 / 10 mph 71 / 69°F 65% 1014 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

SE
SE

12 / 14 mph 84 / 81°F 34% 1014 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

ESE
ESE

13 / 15 mph 88 / 84°F 26% 1014 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

ESE
ESE

12 / 16 mph 87 / 83°F 27% 1014 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
20:00

E
E

8 / 16 mph 72 / 75°F 40% 1015 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

ENE
ENE

8 / 17 mph 66 / 66°F 49% 1015 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Tue 23
Aug
02:00

E
E

8 / 16 mph 64 / 64°F 63% 1015 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

ESE
ESE

8 / 17 mph 64 / 64°F 54% 1016 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

ESE
ESE

12 / 15 mph 76 / 77°F 46% 1017 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 17%
Most Significant Cloud Type: medium
13%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

SE
SE

17 / 19 mph 90 / 86°F 25% 1017 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 6%
Most Significant Cloud Type: medium
13%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

SE
SE

17 / 20 mph 92 / 88°F 21% 1017 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 14%
Most Significant Cloud Type: medium
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

SE
SE

13 / 17 mph 91 / 87°F 24% 1018 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 9%
Most Significant Cloud Type: medium
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
20:00

E
E

9 / 19 mph 78 / 77°F 40% 1019 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 5%
Most Significant Cloud Type: medium
15%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

E
E

12 / 23 mph 76 / 77°F 43% 1020 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 18%
Most Significant Cloud Type: medium
33%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Wed 24
Aug
02:00

E
E

10 / 20 mph 71 / 71°F 44% 1020 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 10%
Most Significant Cloud Type: medium
6%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

E
E

8 / 17 mph 65 / 65°F 47% 1021 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 3%
Most Significant Cloud Type: medium
6%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

ESE
ESE

11 / 14 mph 79 / 77°F 33% 1021 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

SE
SE

12 / 14 mph 90 / 86°F 24% 1022 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

SE
SE

11 / 13 mph 94 / 89°F 20% 1021 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

SE
SE

5 / 6 mph 93 / 88°F 22% 1021 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
20:00

ESE
ESE

8 / 16 mph 77 / 76°F 37% 1022 mb
Low level cloud: 0%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: medium
19%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

E
E

7 / 15 mph 70 / 70°F 40% 1022 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Thu 25
Aug
02:00

E
E

7 / 16 mph 67 / 67°F 44% 1022 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
05:00

ENE
ENE

7 / 15 mph 65 / 65°F 48% 1022 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
08:00

NE
NE

8 / 10 mph 79 / 78°F 37% 1022 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
11:00

ENE
ENE

10 / 12 mph 91 / 87°F 24% 1020 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
14:00

ESE
ESE

11 / 12 mph 94 / 90°F 19% 1019 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
17:00

ENE
ENE

7 / 10 mph 92 / 87°F 21% 1018 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
20:00

ENE
ENE

8 / 17 mph 79 / 77°F 33% 1019 mb
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: medium
29%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
23:00

ENE
ENE

8 / 17 mph 71 / 71°F 41% 1019 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Fri 26
Aug
02:00

ENE
ENE

8 / 17 mph 63 / 63°F 51% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 6%
Most Significant Cloud Type: high
6%
0.00 In
08:00

ESE
ESE

4 / 6 mph 78 / 77°F 26% 1019 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 12%
Most Significant Cloud Type: medium
13%
0.00 In
14:00

E
E

12 / 14 mph 90 / 87°F 18% 1022 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.00 In
20:00

ENE
ENE

9 / 18 mph 75 / 76°F 35% 1019 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 6%
Most Significant Cloud Type: medium
9%
0.00 In
Sat 27
Aug
02:00

ENE
ENE

9 / 19 mph 67 / 67°F 52% 1020 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 20%
Most Significant Cloud Type: medium
5%
0.00 In
08:00

ENE
ENE

7 / 9 mph 78 / 78°F 37% 1019 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.00 In
14:00

SE
SE

11 / 13 mph 93 / 89°F 14% 1017 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.00 In
20:00

ESE
ESE

8 / 17 mph 77 / 76°F 27% 1018 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
0.00 In
Sun 28
Aug
02:00

NE
NE

7 / 16 mph 68 / 68°F 52% 1017 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 10%
Most Significant Cloud Type: medium
10%
0.00 In
08:00

ESE
ESE

9 / 11 mph 81 / 79°F 29% 1020 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 100%
Most Significant Cloud Type: medium
13%
0.00 In
14:00

ENE
ENE

9 / 10 mph 95 / 91°F 16% 1016 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
0.00 In
20:00

ENE
ENE

9 / 18 mph 77 / 76°F 30% 1018 mb
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 3%
Most Significant Cloud Type: medium
30%
0.00 In
Mon 29
Aug
02:00

E
E

7 / 15 mph 69 / 69°F 49% 1016 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
0.00 In
08:00

E
E

5 / 6 mph 80 / 78°F 30% 1017 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 4%
Most Significant Cloud Type: medium
18%
0.00 In
14:00

ENE
ENE

6 / 7 mph 95 / 92°F 17% 1012 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
0.00 In
20:00

NE
NE

11 / 23 mph 78 / 78°F 35% 1016 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
0.00 In
Tue 30
Aug
02:00

SE
SE

3 / 6 mph 74 / 76°F 42% 1011 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 4%
Most Significant Cloud Type: medium
12%
0.00 In
08:00

ENE
ENE

6 / 7 mph 79 / 78°F 34% 1016 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 25%
Most Significant Cloud Type: medium
5%
0.00 In
14:00

NNW
NNW

17 / 19 mph 83 / 83°F 41% 1013 mb
Low level cloud: 3%
Mid level cloud: 51%
High level cloud: 0%
Most Significant Cloud Type: medium
60%
0.00 In
20:00

ESE
ESE

4 / 9 mph 77 / 76°F 28% 1013 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 6%
Most Significant Cloud Type: medium
10%
0.00 In
Wed 31
Aug
02:00

NNE
NNE

7 / 14 mph 51 / 49°F 83% 1019 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 39%
Most Significant Cloud Type: medium
5%
0.00 In
08:00

WNW
WNW

6 / 8 mph 77 / 77°F 33% 1010 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 100%
Most Significant Cloud Type: medium
14%
0.00 In
14:00

NE
NE

11 / 12 mph 70 / 70°F 24% 1018 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 4%
Most Significant Cloud Type: medium
43%
0.00 In
20:00

NNE
NNE

8 / 15 mph 65 / 65°F 91% 1011 mb
Low level cloud: 3%
Mid level cloud: 45%
High level cloud: 96%
Most Significant Cloud Type: medium
56%
0.04 In
Thu 01
Sep
02:00

NE
NE

7 / 15 mph 48 / 45°F 60% 1020 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 36%
Most Significant Cloud Type: medium
9%
0.00 In
08:00

NE
NE

13 / 17 mph 59 / 56°F 80% 1016 mb
Low level cloud: 89%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.00 In
14:00

NNE
NNE

7 / 8 mph 69 / 69°F 26% 1020 mb
Low level cloud: 0%
Mid level cloud: 78%
High level cloud: 0%
Most Significant Cloud Type: medium
77%
0.00 In
20:00

NE
NE

10 / 21 mph 59 / 59°F 40% 1020 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.00 In
Fri 02
Sep
02:00

NNW
NNW

9 / 15 mph 50 / 46°F 70% 1025 mb
Low level cloud: 44%
Mid level cloud: 81%
High level cloud: 0%
Most Significant Cloud Type: low
71%
0.00 In
08:00

ESE
ESE

8 / 9 mph 59 / 57°F 46% 1024 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 6%
Most Significant Cloud Type: high
5%
0.00 In
14:00

NNE
NNE

9 / 11 mph 67 / 67°F 24% 1026 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 4%
Most Significant Cloud Type: medium
9%
0.00 In
20:00

ESE
ESE

6 / 12 mph 57 / 56°F 36% 1021 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 14%
Most Significant Cloud Type: medium
4%
0.00 In
Sat 03
Sep
02:00

WSW
WSW

4 / 8 mph 45 / 43°F 60% 1025 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.00 In
08:00

SSE
SSE

6 / 8 mph 61 / 61°F 26% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.00 In
14:00

W
W

16 / 18 mph 71 / 71°F 20% 1017 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 11%
Most Significant Cloud Type: medium
5%
0.00 In
20:00

SSE
SSE

7 / 15 mph 62 / 62°F 35% 1017 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
0.00 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