Fast Forecast

WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Kullen (lgt-H) 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Kullen (lgt-H)

Sweden

Long range weather outlook for Kullen (lgt-H) includes 14 day forecast summary:

Taking a look at Kullen (lgt-H) over the coming two weeks and the average daytime maximum temperature will be around 16°C, with a high for the two weeks of 21°C expected on the afternoon of Saturday 4th. The average minimum temperature will be 8°C, dipping to its lowest on the morning of Saturday 27th at 6°C. The fortnight ahead will have mixed weather with some days dry and some seeing a little rain. Predictions are Wednesday 1st 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
Sat 27
Apr		22:00

ESE
ESE

 16 / 22 mph 49 / 44°F 84% 1014 mb
Low level cloud: 12%
Mid level cloud: 47%
High level cloud: 32%
Most Significant Cloud Type: medium
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 28
Apr		01:00

ESE
ESE

 18 / 32 mph 47 / 40°F 78% 1014 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 57%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SE
SE

 17 / 33 mph 47 / 41°F 84% 1013 mb
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 100%
Most Significant Cloud Type: medium
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SE
SE

 18 / 34 mph 49 / 42°F 85% 1013 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 19%
Most Significant Cloud Type: medium
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SSE
SSE

 20 / 33 mph 57 / 52°F 72% 1014 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 4%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SSE
SSE

 20 / 34 mph 60 / 59°F 68% 1014 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 20%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSE
SSE

 19 / 33 mph 59 / 55°F 74% 1013 mb
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 97%
Most Significant Cloud Type: medium
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SE
SE

 17 / 31 mph 58 / 53°F 77% 1012 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 9%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSE
SSE

 17 / 30 mph 54 / 49°F 85% 1014 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 29
Apr		01:00

SSE
SSE

 11 / 24 mph 49 / 44°F 94% 1015 mb
Low level cloud: 7%
Mid level cloud: 94%
High level cloud: 83%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 15 / 30 mph 47 / 41°F 90% 1018 mb
Low level cloud: 12%
Mid level cloud: 51%
High level cloud: 10%
Most Significant Cloud Type: medium
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SW
SW

 13 / 21 mph 47 / 42°F 88% 1020 mb
Low level cloud: 6%
Mid level cloud: 75%
High level cloud: 58%
Most Significant Cloud Type: medium
94%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

WSW
WSW

 12 / 14 mph 52 / 47°F 87% 1022 mb
Low level cloud: 3%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: medium
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

W
W

 8 / 9 mph 56 / 53°F 82% 1024 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 42%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

N
N

 2 / 2 mph 56 / 57°F 80% 1025 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
19:00

E
E

 5 / 7 mph 54 / 52°F 77% 1025 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 100%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

ESE
ESE

 7 / 14 mph 50 / 47°F 80% 1026 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 42%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 30
Apr		01:00

ESE
ESE

 7 / 15 mph 48 / 45°F 84% 1026 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 73%
Most Significant Cloud Type: medium
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

ESE
ESE

 11 / 22 mph 48 / 43°F 82% 1025 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 29%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

E
E

 9 / 18 mph 48 / 44°F 78% 1026 mb
Low level cloud: 0%
Mid level cloud: 86%
High level cloud: 33%
Most Significant Cloud Type: medium
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

E
E

 8 / 17 mph 53 / 49°F 74% 1025 mb
Low level cloud: 0%
Mid level cloud: 97%
High level cloud: 11%
Most Significant Cloud Type: medium
97%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

E
E

 7 / 11 mph 61 / 60°F 68% 1024 mb
Low level cloud: 49%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

E
E

 8 / 13 mph 66 / 64°F 69% 1022 mb
Low level cloud: 21%
Mid level cloud: 30%
High level cloud: 33%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

ESE
ESE

 11 / 19 mph 63 / 61°F 81% 1021 mb
Low level cloud: 5%
Mid level cloud: 34%
High level cloud: 33%
Most Significant Cloud Type: medium
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

E
E

 15 / 28 mph 53 / 49°F 89% 1021 mb
Low level cloud: 5%
Mid level cloud: 31%
High level cloud: 44%
Most Significant Cloud Type: medium
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 01
May		01:00

E
E

 14 / 29 mph 51 / 46°F 88% 1020 mb
Low level cloud: 2%
Mid level cloud: 21%
High level cloud: 20%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

E
E

 17 / 34 mph 51 / 46°F 90% 1019 mb
Low level cloud: 3%
Mid level cloud: 46%
High level cloud: 3%
Most Significant Cloud Type: medium
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

E
E

 17 / 35 mph 53 / 47°F 89% 1019 mb
Low level cloud: 7%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
12%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
10:00

ESE
ESE

 16 / 33 mph 56 / 52°F 83% 1019 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

ESE
ESE

 16 / 23 mph 68 / 67°F 67% 1019 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

ESE
ESE

 16 / 23 mph 68 / 67°F 63% 1018 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

ESE
ESE

 16 / 25 mph 63 / 62°F 69% 1018 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
22:00

E
E

 19 / 38 mph 52 / 47°F 75% 1019 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 02
May		01:00

E
E

 20 / 38 mph 51 / 45°F 79% 1019 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
04:00

E
E

 17 / 34 mph 51 / 45°F 83% 1018 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
07:00

E
E

 16 / 32 mph 52 / 46°F 83% 1019 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
10:00

ESE
ESE

 15 / 26 mph 62 / 61°F 71% 1020 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
13:00

SE
SE

 12 / 23 mph 65 / 64°F 63% 1020 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
16:00

SE
SE

 13 / 25 mph 65 / 65°F 61% 1020 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
19:00

SE
SE

 14 / 25 mph 61 / 60°F 73% 1020 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
22:00

ESE
ESE

 13 / 26 mph 53 / 49°F 84% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 3%
Most Significant Cloud Type: high
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 03
May		01:00

E
E

 11 / 23 mph 50 / 45°F 85% 1021 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
04:00

ENE
ENE

 10 / 21 mph 48 / 44°F 76% 1020 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 3%
Most Significant Cloud Type: high
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

ENE
ENE

 11 / 22 mph 49 / 44°F 75% 1020 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 15%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

E
E

 9 / 13 mph 62 / 60°F 70% 1019 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
13:00

ESE
ESE

 6 / 8 mph 67 / 65°F 61% 1018 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
16:00

SE
SE

 9 / 11 mph 67 / 65°F 61% 1018 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
19:00

ESE
ESE

 9 / 12 mph 61 / 59°F 71% 1018 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
22:00

E
E

 10 / 20 mph 49 / 45°F 74% 1018 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 04
May		01:00

ESE
ESE

 15 / 28 mph 50 / 45°F 75% 1019 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 100%
Most Significant Cloud Type: medium
15%
0.0 In
07:00

SW
SW

 8 / 14 mph 47 / 43°F 73% 1012 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.0 In
13:00

NW
NW

 12 / 17 mph 52 / 47°F 86% 1003 mb
Low level cloud: 28%
Mid level cloud: 77%
High level cloud: 88%
Most Significant Cloud Type: low
65%
0.0 In
19:00

SSW
SSW

 11 / 19 mph 53 / 49°F 82% 1009 mb
Low level cloud: 54%
Mid level cloud: 23%
High level cloud: 1%
Most Significant Cloud Type: low
62%
0.0 In
Sun 05
May		01:00

ESE
ESE

 12 / 21 mph 45 / 40°F 68% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 34%
Most Significant Cloud Type: high
33%
0.0 In
07:00

E
E

 11 / 17 mph 44 / 38°F 69% 1020 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 4%
Most Significant Cloud Type: medium
4%
0.0 In
13:00

SSE
SSE

 15 / 30 mph 60 / 60°F 70% 1013 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 100%
Most Significant Cloud Type: medium
5%
0.0 In
19:00

W
W

 10 / 16 mph 57 / 55°F 86% 1006 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 5%
Most Significant Cloud Type: high
5%
0.0 In
Mon 06
May		01:00

NE
NE

 5 / 11 mph 48 / 46°F 77% 1005 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: high
31%
0.0 In
07:00

WNW
WNW

 20 / 33 mph 45 / 37°F 77% 1007 mb
Low level cloud: 21%
Mid level cloud: 24%
High level cloud: 58%
Most Significant Cloud Type: low
36%
0.0 In
13:00

NNW
NNW

 17 / 31 mph 51 / 46°F 80% 1010 mb
Low level cloud: 3%
Mid level cloud: 4%
High level cloud: 4%
Most Significant Cloud Type: low
4%
0.0 In
19:00

NW
NW

 13 / 18 mph 46 / 41°F 68% 1009 mb
Low level cloud: 3%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
3%
0.0 In
Tue 07
May		01:00

WNW
WNW

 19 / 35 mph 44 / 36°F 80% 1013 mb
Low level cloud: 69%
Mid level cloud: 12%
High level cloud: 26%
Most Significant Cloud Type: low
76%
0.0 In
07:00

W
W

 24 / 35 mph 42 / 32°F 60% 1010 mb
Low level cloud: 4%
Mid level cloud: 1%
High level cloud: 9%
Most Significant Cloud Type: low
5%
0.0 In
13:00

NNW
NNW

 9 / 16 mph 46 / 42°F 71% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 6%
Most Significant Cloud Type: high
5%
0.0 In
19:00

NW
NW

 20 / 31 mph 44 / 35°F 60% 1010 mb
Low level cloud: 18%
Mid level cloud: 11%
High level cloud: 1%
Most Significant Cloud Type: low
21%
0.0 In
Wed 08
May		01:00

NNW
NNW

 10 / 19 mph 45 / 40°F 84% 1023 mb
Low level cloud: 2%
Mid level cloud: 6%
High level cloud: 99%
Most Significant Cloud Type: medium
14%
0.0 In
07:00

W
W

 11 / 16 mph 42 / 36°F 63% 1011 mb
Low level cloud: 7%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
11%
0.0 In
13:00

W
W

 9 / 17 mph 47 / 43°F 70% 1027 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
0.0 In
19:00

N
N

 5 / 8 mph 44 / 41°F 57% 1013 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 22%
Most Significant Cloud Type: medium
45%
0.0 In
Thu 09
May		01:00

SW
SW

 9 / 17 mph 50 / 47°F 85% 1027 mb
Low level cloud: 22%
Mid level cloud: 5%
High level cloud: 17%
Most Significant Cloud Type: low
25%
0.0 In
07:00

ENE
ENE

 15 / 26 mph 41 / 33°F 74% 1013 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 33%
Most Significant Cloud Type: medium
4%
0.0 In
13:00

SSE
SSE

 13 / 23 mph 55 / 51°F 70% 1026 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 33%
Most Significant Cloud Type: medium
2%
0.0 In
19:00

SSE
SSE

 12 / 19 mph 45 / 39°F 86% 1015 mb
Low level cloud: 16%
Mid level cloud: 31%
High level cloud: 18%
Most Significant Cloud Type: low
29%
0.0 In
Fri 10
May		01:00

SE
SE

 18 / 34 mph 50 / 44°F 75% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
07:00

ESE
ESE

 8 / 14 mph 41 / 35°F 86% 1019 mb
Low level cloud: 22%
Mid level cloud: 17%
High level cloud: 4%
Most Significant Cloud Type: low
27%
0.1 In
13:00

SSE
SSE

 24 / 44 mph 57 / 52°F 57% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
19:00

WSW
WSW

 1 / 2 mph 48 / 48°F 60% 1022 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.0 In
Sat 11
May		01:00

SSE
SSE

 20 / 42 mph 50 / 43°F 80% 1015 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: medium
47%
0.0 In
07:00

E
E

 6 / 11 mph 42 / 38°F 78% 1023 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 2%
Most Significant Cloud Type: medium
2%
0.0 In
13:00

SSE
SSE

 17 / 31 mph 55 / 51°F 77% 1015 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 14%
Most Significant Cloud Type: medium
100%
0.0 In
19:00

N
N

 20 / 37 mph 49 / 42°F 75% 1017 mb
Low level cloud: 0%
Mid level cloud: 66%
High level cloud: 72%
Most Significant Cloud Type: medium
68%
0.0 In
Sun 12
May		01:00

SE
SE

 16 / 33 mph 54 / 49°F 80% 1014 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 6%
Most Significant Cloud Type: medium
18%
0.0 In
07:00

NNE
NNE

 14 / 26 mph 43 / 36°F 71% 1013 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 90%
Most Significant Cloud Type: high
90%
0.0 In
13:00

SSE
SSE

 20 / 38 mph 59 / 59°F 74% 1015 mb
Low level cloud: 0%
Mid level cloud: 66%
High level cloud: 100%
Most Significant Cloud Type: medium
69%
0.0 In
19:00

NNW
NNW

 18 / 34 mph 49 / 42°F 74% 1008 mb
Low level cloud: 1%
Mid level cloud: 53%
High level cloud: 0%
Most Significant Cloud Type: medium
55%
0.0 In

Other Locations Near to Kullen (lgt-H)

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