WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Dubno 14 Day Long Range Forecast

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

Ukraine

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

The next 14 day outlook for Dubno shows the average daytime maximum temperature will be around 0°C, with a high for the two weeks of 3°C expected on the afternoon of Friday 13th. The mean minimum temperature will be -6°C, dipping to its lowest on the morning of Saturday 21st at -11°C. Expect the coming 14 days to have some days seeing a little precipitation and some days with sleet or snow. Predictions are Sunday 15th will have the most precipitation with an accumulation of around 11.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Fri 13
Feb
20:00

SSW
SSW

5 / 11 mph 35 / 31°F 100% 995 mb
Low level cloud: 26%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

SSW
SSW

6 / 13 mph 34 / 29°F 97% 995 mb
Low level cloud: 13%
Mid level cloud: 52%
High level cloud: 18%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 14
Feb
02:00

SW
SW

7 / 15 mph 32 / 26°F 99% 996 mb
Low level cloud: 94%
Mid level cloud: 33%
High level cloud: 33%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

SW
SW

5 / 11 mph 31 / 26°F 99% 997 mb
Low level cloud: 38%
Mid level cloud: 73%
High level cloud: 100%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

W
W

7 / 13 mph 32 / 26°F 99% 999 mb
Low level cloud: 100%
Mid level cloud: 56%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

W
W

8 / 12 mph 34 / 28°F 98% 1001 mb
Low level cloud: 97%
Mid level cloud: 85%
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

W
W

13 / 17 mph 36 / 27°F 82% 1003 mb
Low level cloud: 100%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

WNW
WNW

11 / 13 mph 36 / 28°F 85% 1006 mb
Low level cloud: 98%
Mid level cloud: 8%
High level cloud: 7%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

NW
NW

5 / 6 mph 34 / 30°F 88% 1008 mb
Low level cloud: 100%
Mid level cloud: 8%
High level cloud: 47%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

N
N

2 / 3 mph 33 / 32°F 88% 1009 mb
Low level cloud: 80%
Mid level cloud: 22%
High level cloud: 7%
Most Significant Cloud Type: low
88%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 15
Feb
02:00

ENE
ENE

4 / 7 mph 30 / 25°F 90% 1010 mb
Low level cloud: 53%
Mid level cloud: 26%
High level cloud: 16%
Most Significant Cloud Type: low
63%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

ENE
ENE

8 / 11 mph 30 / 22°F 89% 1010 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

ENE
ENE

11 / 14 mph 29 / 20°F 90% 1010 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 35%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

NE
NE

14 / 18 mph 27 / 16°F 94% 1008 mb
Low level cloud: 81%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
14:00

NNE
NNE

15 / 19 mph 26 / 14°F 95% 1006 mb
Low level cloud: 77%
Mid level cloud: 97%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
17:00

NNE
NNE

16 / 21 mph 23 / 10°F 95% 1006 mb
Low level cloud: 69%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
96%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
20:00

N
N

14 / 19 mph 20 / 7°F 95% 1006 mb
Low level cloud: 65%
Mid level cloud: 44%
High level cloud: 76%
Most Significant Cloud Type: low
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

NNW
NNW

15 / 20 mph 19 / 4°F 93% 1006 mb
Low level cloud: 80%
Mid level cloud: 52%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 16
Feb
02:00

NW
NW

13 / 18 mph 17 / 4°F 94% 1007 mb
Low level cloud: 70%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: low
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

NW
NW

11 / 16 mph 16 / 3°F 94% 1008 mb
Low level cloud: 99%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

WNW
WNW

9 / 13 mph 15 / 3°F 95% 1009 mb
Low level cloud: 100%
Mid level cloud: 28%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

WNW
WNW

10 / 12 mph 19 / 8°F 89% 1010 mb
Low level cloud: 100%
Mid level cloud: 18%
High level cloud: 2%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

WNW
WNW

6 / 7 mph 23 / 16°F 82% 1008 mb
Low level cloud: 99%
Mid level cloud: 78%
High level cloud: 19%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

SE
SE

1 / 2 mph 23 / 23°F 90% 1008 mb
Low level cloud: 49%
Mid level cloud: 27%
High level cloud: 96%
Most Significant Cloud Type: low
70%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

ESE
ESE

5 / 10 mph 18 / 11°F 95% 1008 mb
Low level cloud: 14%
Mid level cloud: 32%
High level cloud: 68%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

SE
SE

5 / 11 mph 14 / 6°F 96% 1008 mb
Low level cloud: 32%
Mid level cloud: 14%
High level cloud: 13%
Most Significant Cloud Type: low
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 17
Feb
02:00

SE
SE

6 / 12 mph 15 / 6°F 94% 1007 mb
Low level cloud: 59%
Mid level cloud: 43%
High level cloud: 28%
Most Significant Cloud Type: low
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

SE
SE

6 / 13 mph 18 / 9°F 92% 1006 mb
Low level cloud: 17%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

SE
SE

7 / 14 mph 20 / 11°F 92% 1006 mb
Low level cloud: 24%
Mid level cloud: 47%
High level cloud: 100%
Most Significant Cloud Type: low
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

SSE
SSE

9 / 12 mph 28 / 19°F 89% 1006 mb
Low level cloud: 46%
Mid level cloud: 100%
High level cloud: 35%
Most Significant Cloud Type: low
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

SSE
SSE

9 / 11 mph 32 / 24°F 91% 1005 mb
Low level cloud: 77%
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
17:00

SSE
SSE

4 / 7 mph 31 / 26°F 96% 1006 mb
Low level cloud: 87%
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
20:00

SSE
SSE

5 / 9 mph 28 / 22°F 98% 1007 mb
Low level cloud: 70%
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
23:00

SSE
SSE

4 / 9 mph 25 / 19°F 98% 1008 mb
Low level cloud: 50%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 18
Feb
02:00

S
S

4 / 8 mph 22 / 17°F 98% 1008 mb
Low level cloud: 39%
Mid level cloud: 78%
High level cloud: 100%
Most Significant Cloud Type: low
78%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

SSW
SSW

5 / 9 mph 27 / 22°F 95% 1009 mb
Low level cloud: 86%
Mid level cloud: 44%
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

WSW
WSW

5 / 9 mph 29 / 23°F 96% 1009 mb
Low level cloud: 100%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

W
W

11 / 14 mph 32 / 23°F 91% 1010 mb
Low level cloud: 77%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: low
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

W
W

11 / 13 mph 32 / 24°F 89% 1009 mb
Low level cloud: 96%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

WNW
WNW

9 / 13 mph 30 / 22°F 86% 1010 mb
Low level cloud: 100%
Mid level cloud: 9%
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

W
W

8 / 13 mph 26 / 18°F 91% 1011 mb
Low level cloud: 44%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

WSW
WSW

9 / 15 mph 25 / 15°F 94% 1011 mb
Low level cloud: 71%
Mid level cloud: 48%
High level cloud: 0%
Most Significant Cloud Type: low
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 19
Feb
02:00

WSW
WSW

11 / 18 mph 23 / 12°F 94% 1012 mb
Low level cloud: 65%
Mid level cloud: 79%
High level cloud: 0%
Most Significant Cloud Type: low
92%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

W
W

11 / 16 mph 26 / 16°F 96% 1011 mb
Low level cloud: 71%
Mid level cloud: 100%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

W
W

13 / 20 mph 23 / 11°F 91% 1013 mb
Low level cloud: 65%
Mid level cloud: 68%
High level cloud: 0%
Most Significant Cloud Type: low
88%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

W
W

15 / 18 mph 28 / 17°F 87% 1014 mb
Low level cloud: 89%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
94%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

W
W

13 / 17 mph 31 / 21°F 84% 1014 mb
Low level cloud: 70%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
72%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

W
W

8 / 13 mph 28 / 20°F 87% 1015 mb
Low level cloud: 33%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

WSW
WSW

4 / 9 mph 19 / 13°F 95% 1016 mb
Low level cloud: 9%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

WSW
WSW

6 / 12 mph 18 / 10°F 94% 1018 mb
Low level cloud: 79%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
81%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Fri 20
Feb
02:00

WSW
WSW

12 / 19 mph 36 / 28°F 94% 1014 mb
Low level cloud: 96%
Mid level cloud: 49%
High level cloud: 21%
Most Significant Cloud Type: low
100%
0.0 In
08:00

WNW
WNW

15 / 20 mph 33 / 23°F 84% 1008 mb
Low level cloud: 45%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
45%
0.0 In
14:00

NW
NW

15 / 19 mph 28 / 17°F 86% 1024 mb
Low level cloud: 92%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
91%
0.0 In
20:00

N
N

10 / 12 mph 32 / 24°F 97% 1010 mb
Low level cloud: 84%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
Sat 21
Feb
02:00

SE
SE

14 / 23 mph 27 / 15°F 84% 1020 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 93%
Most Significant Cloud Type: medium
100%
0.0 In
08:00

SSW
SSW

6 / 12 mph 16 / 7°F 94% 1036 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 9%
Most Significant Cloud Type: medium
6%
0.0 In
14:00

SW
SW

11 / 15 mph 30 / 21°F 74% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
20:00

SSW
SSW

8 / 15 mph 36 / 29°F 89% 1004 mb
Low level cloud: 73%
Mid level cloud: 98%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
Sun 22
Feb
02:00

SSE
SSE

11 / 18 mph 26 / 15°F 84% 1019 mb
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 100%
Most Significant Cloud Type: medium
33%
0.0 In
08:00

WSW
WSW

4 / 9 mph 32 / 27°F 94% 1005 mb
Low level cloud: 70%
Mid level cloud: 13%
High level cloud: 10%
Most Significant Cloud Type: low
76%
0.0 In
14:00

S
S

10 / 14 mph 32 / 24°F 87% 1017 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
20:00

ESE
ESE

11 / 13 mph 34 / 26°F 94% 1003 mb
Low level cloud: 80%
Mid level cloud: 11%
High level cloud: 100%
Most Significant Cloud Type: low
95%
0.0 In
Mon 23
Feb
02:00

SW
SW

11 / 17 mph 32 / 23°F 98% 1017 mb
Low level cloud: 95%
Mid level cloud: 68%
High level cloud: 15%
Most Significant Cloud Type: low
100%
0.0 In
08:00

ENE
ENE

13 / 21 mph 31 / 21°F 98% 992 mb
Low level cloud: 91%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.1 In
14:00

SSW
SSW

10 / 16 mph 35 / 27°F 99% 1012 mb
Low level cloud: 9%
Mid level cloud: 26%
High level cloud: 100%
Most Significant Cloud Type: medium
55%
0.0 In
20:00

WNW
WNW

22 / 26 mph 34 / 22°F 96% 998 mb
Low level cloud: 81%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.7 In
Tue 24
Feb
02:00

SW
SW

20 / 43 mph 32 / 19°F 98% 998 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.2 In
08:00

W
W

17 / 22 mph 29 / 17°F 90% 1007 mb
Low level cloud: 82%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.1 In
14:00

W
W

24 / 34 mph 36 / 25°F 86% 1001 mb
Low level cloud: 73%
Mid level cloud: 100%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.1 In
20:00

WSW
WSW

13 / 19 mph 30 / 20°F 96% 1010 mb
Low level cloud: 93%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
Wed 25
Feb
02:00

WNW
WNW

26 / 39 mph 26 / 10°F 92% 1010 mb
Low level cloud: 75%
Mid level cloud: 62%
High level cloud: 0%
Most Significant Cloud Type: low
96%
0.2 In
08:00

WSW
WSW

10 / 15 mph 28 / 19°F 95% 1013 mb
Low level cloud: 83%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
14:00

WNW
WNW

14 / 21 mph 31 / 20°F 71% 1018 mb
Low level cloud: 15%
Mid level cloud: 12%
High level cloud: 16%
Most Significant Cloud Type: low
20%
0.0 In
20:00

SW
SW

5 / 11 mph 21 / 15°F 96% 1017 mb
Low level cloud: 15%
Mid level cloud: 54%
High level cloud: 32%
Most Significant Cloud Type: medium
96%
0.0 In
Thu 26
Feb
02:00

S
S

14 / 23 mph 30 / 20°F 86% 1014 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
08:00

SSW
SSW

4 / 8 mph 19 / 14°F 95% 1022 mb
Low level cloud: 7%
Mid level cloud: 9%
High level cloud: 5%
Most Significant Cloud Type: low
11%
0.0 In
14:00

SSW
SSW

8 / 16 mph 36 / 30°F 97% 1012 mb
Low level cloud: 53%
Mid level cloud: 92%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
20:00

ESE
ESE

5 / 11 mph 23 / 17°F 96% 1024 mb
Low level cloud: 1%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
1%
0.0 In
Fri 27
Feb
02:00

S
S

4 / 9 mph 34 / 30°F 96% 1010 mb
Low level cloud: 100%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
08:00

ESE
ESE

11 / 19 mph 28 / 18°F 86% 1023 mb
Low level cloud: 84%
Mid level cloud: 63%
High level cloud: 22%
Most Significant Cloud Type: low
100%
0.0 In
14:00

SSW
SSW

3 / 6 mph 40 / 39°F 98% 1008 mb
Low level cloud: 61%
Mid level cloud: 48%
High level cloud: 100%
Most Significant Cloud Type: low
89%
0.1 In
20:00

E
E

11 / 20 mph 30 / 21°F 92% 1023 mb
Low level cloud: 34%
Mid level cloud: 73%
High level cloud: 100%
Most Significant Cloud Type: low
71%
0.0 In
Sat 28
Feb
02:00

ESE
ESE

6 / 11 mph 36 / 31°F 99% 1006 mb
Low level cloud: 20%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
08:00

E
E

13 / 19 mph 29 / 19°F 96% 1023 mb
Low level cloud: 69%
Mid level cloud: 100%
High level cloud: 2%
Most Significant Cloud Type: low
100%
0.0 In
14:00

W
W

8 / 12 mph 39 / 33°F 99% 1004 mb
Low level cloud: 99%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
20:00

ENE
ENE

15 / 25 mph 31 / 20°F 97% 1022 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 5%
Most Significant Cloud Type: low
100%
0.0 In

Other Locations Near to Dubno

Cities and Towns: Rovno, Ukraine

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