WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Bulloghbrean 14 Day Long Range Forecast

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

Monaghan, Ireland

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

The forecast for Bulloghbrean in the coming two weeks is predicting the average daytime maximum temperature will be around 17°C, with a high for the two weeks of 20°C expected on the afternoon of Saturday 18th. The mean minimum temperature will be 9°C, dipping to its lowest on the morning of Sunday 19th at 6°C. The coming 14 days will have most days seeing a little rain. The current forecast indicates Tuesday 21st will have the most precipitation with an accumulation of around 4.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityCloud AmountPrecip AmountWeather
Fri 17
May
03:00

N
N

7 / 13 mph 49 / 46°F 97%
Low level cloud: 38%
Mid level cloud: 5%
High level cloud: 1%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

6 / 9 mph 52 / 49°F 96%
Low level cloud: 31%
Mid level cloud: 27%
High level cloud: 19%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

10 / 11 mph 62 / 60°F 78%
Low level cloud: 54%
Mid level cloud: 5%
High level cloud: 13%
Most Significant Cloud Type: low
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NE
NE

9 / 12 mph 65 / 63°F 77%
Low level cloud: 67%
Mid level cloud: 46%
High level cloud: 36%
Most Significant Cloud Type: low
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ENE
ENE

8 / 11 mph 65 / 63°F 84%
Low level cloud: 55%
Mid level cloud: 20%
High level cloud: 32%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNE
NNE

6 / 9 mph 61 / 61°F 91%
Low level cloud: 94%
Mid level cloud: 19%
High level cloud: 17%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNW
NNW

6 / 12 mph 56 / 53°F 96%
Low level cloud: 23%
Mid level cloud: 11%
High level cloud: 5%
Most Significant Cloud Type: low
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 18
May
00:00

NW
NW

5 / 10 mph 48 / 46°F 98%
Low level cloud: 40%
Mid level cloud: 7%
High level cloud: 5%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNW
NNW

6 / 12 mph 47 / 44°F 99%
Low level cloud: 77%
Mid level cloud: 19%
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

NNW
NNW

9 / 13 mph 52 / 47°F 94%
Low level cloud: 52%
Mid level cloud: 23%
High level cloud: 1%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

N
N

10 / 12 mph 58 / 55°F 79%
Low level cloud: 61%
Mid level cloud: 16%
High level cloud: 5%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

N
N

9 / 11 mph 66 / 64°F 68%
Low level cloud: 62%
Mid level cloud: 15%
High level cloud: 18%
Most Significant Cloud Type: low
69%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

N
N

9 / 11 mph 67 / 66°F 67%
Low level cloud: 29%
Mid level cloud: 12%
High level cloud: 10%
Most Significant Cloud Type: low
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

N
N

10 / 14 mph 62 / 61°F 75%
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 18%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNW
NNW

6 / 13 mph 49 / 45°F 81%
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 14%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 19
May
00:00

NNW
NNW

4 / 9 mph 44 / 42°F 93%
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 9%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNW
NNW

4 / 9 mph 44 / 41°F 95%
Low level cloud: 5%
Mid level cloud: 13%
High level cloud: 8%
Most Significant Cloud Type: low
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNW
NNW

4 / 6 mph 49 / 47°F 93%
Low level cloud: 35%
Mid level cloud: 15%
High level cloud: 12%
Most Significant Cloud Type: low
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

N
N

6 / 6 mph 58 / 57°F 82%
Low level cloud: 96%
Mid level cloud: 19%
High level cloud: 11%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

4 / 5 mph 64 / 63°F 73%
Low level cloud: 83%
Mid level cloud: 16%
High level cloud: 9%
Most Significant Cloud Type: low
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ENE
ENE

5 / 7 mph 65 / 62°F 78%
Low level cloud: 69%
Mid level cloud: 14%
High level cloud: 8%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

5 / 7 mph 64 / 61°F 84%
Low level cloud: 56%
Mid level cloud: 15%
High level cloud: 8%
Most Significant Cloud Type: low
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ENE
ENE

4 / 8 mph 58 / 55°F 92%
Low level cloud: 63%
Mid level cloud: 12%
High level cloud: 5%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 20
May
00:00

ENE
ENE

4 / 6 mph 53 / 53°F 92%
Low level cloud: 65%
Mid level cloud: 10%
High level cloud: 3%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

ENE
ENE

2 / 4 mph 52 / 52°F 92%
Low level cloud: 70%
Mid level cloud: 16%
High level cloud: 7%
Most Significant Cloud Type: low
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

2 / 4 mph 55 / 54°F 91%
Low level cloud: 65%
Mid level cloud: 22%
High level cloud: 8%
Most Significant Cloud Type: low
73%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

4 / 6 mph 60 / 58°F 83%
Low level cloud: 59%
Mid level cloud: 44%
High level cloud: 6%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

ESE
ESE

6 / 7 mph 61 / 61°F 84%
Low level cloud: 78%
Mid level cloud: 47%
High level cloud: 11%
Most Significant Cloud Type: low
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ESE
ESE

6 / 9 mph 63 / 60°F 82%
Low level cloud: 48%
Mid level cloud: 44%
High level cloud: 37%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ESE
ESE

5 / 7 mph 62 / 59°F 85%
Low level cloud: 34%
Mid level cloud: 43%
High level cloud: 81%
Most Significant Cloud Type: low
58%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ESE
ESE

4 / 7 mph 55 / 53°F 93%
Low level cloud: 33%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
61%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 21
May
00:00

E
E

3 / 4 mph 53 / 53°F 88%
Low level cloud: 7%
Mid level cloud: 27%
High level cloud: 3%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

ENE
ENE

4 / 7 mph 50 / 49°F 91%
Low level cloud: 2%
Mid level cloud: 13%
High level cloud: 4%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NE
NE

4 / 7 mph 48 / 46°F 87%
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 10%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ENE
ENE

5 / 6 mph 58 / 56°F 65%
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 7%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

4 / 4 mph 65 / 62°F 61%
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 7%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSW
SSW

6 / 7 mph 64 / 63°F 74%
Low level cloud: 76%
Mid level cloud: 21%
High level cloud: 8%
Most Significant Cloud Type: low
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

6 / 10 mph 58 / 56°F 93%
Low level cloud: 65%
Mid level cloud: 52%
High level cloud: 24%
Most Significant Cloud Type: low
85%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

W
W

2 / 3 mph 53 / 54°F 97%
Low level cloud: 86%
Mid level cloud: 45%
High level cloud: 91%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 22
May
00:00

WSW
WSW

4 / 6 mph 52 / 51°F 98%
Low level cloud: 49%
Mid level cloud: 44%
High level cloud: 21%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

W
W

4 / 7 mph 50 / 49°F 98%
Low level cloud: 48%
Mid level cloud: 44%
High level cloud: 19%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

WNW
WNW

3 / 5 mph 51 / 49°F 98%
Low level cloud: 62%
Mid level cloud: 24%
High level cloud: 21%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WNW
WNW

6 / 8 mph 57 / 55°F 82%
Low level cloud: 84%
Mid level cloud: 21%
High level cloud: 9%
Most Significant Cloud Type: low
92%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WNW
WNW

9 / 13 mph 57 / 55°F 85%
Low level cloud: 77%
Mid level cloud: 32%
High level cloud: 10%
Most Significant Cloud Type: low
89%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

WNW
WNW

10 / 13 mph 59 / 57°F 73%
Low level cloud: 63%
Mid level cloud: 43%
High level cloud: 4%
Most Significant Cloud Type: low
78%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NW
NW

11 / 16 mph 56 / 52°F 83%
Low level cloud: 25%
Mid level cloud: 44%
High level cloud: 3%
Most Significant Cloud Type: low
40%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

12 / 18 mph 51 / 46°F 78%
Low level cloud: 85%
Mid level cloud: 24%
High level cloud: 6%
Most Significant Cloud Type: low
94%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 23
May
00:00

WNW
WNW

9 / 14 mph 49 / 46°F 86%
Low level cloud: 91%
Mid level cloud: 17%
High level cloud: 3%
Most Significant Cloud Type: low
97%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NW
NW

10 / 14 mph 49 / 46°F 90%
Low level cloud: 97%
Mid level cloud: 11%
High level cloud: 4%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

8 / 12 mph 49 / 46°F 87%
Low level cloud: 86%
Mid level cloud: 13%
High level cloud: 2%
Most Significant Cloud Type: low
90%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNW
NNW

10 / 12 mph 54 / 50°F 78%
Low level cloud: 66%
Mid level cloud: 11%
High level cloud: 1%
Most Significant Cloud Type: low
69%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNW
NNW

8 / 10 mph 56 / 54°F 73%
Low level cloud: 94%
Mid level cloud: 44%
High level cloud: 2%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

8 / 10 mph 57 / 55°F 74%
Low level cloud: 78%
Mid level cloud: 47%
High level cloud: 0%
Most Significant Cloud Type: low
94%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNW
NNW

7 / 9 mph 55 / 52°F 78%
Low level cloud: 61%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

N
N

3 / 4 mph 51 / 50°F 83%
Low level cloud: 65%
Mid level cloud: 11%
High level cloud: 100%
Most Significant Cloud Type: low
80%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityCloud AmountPrecip AmountWeather
Fri 24
May
00:00

WSW
WSW

4 / 9 mph 41 / 38°F 94%
Low level cloud: 18%
Mid level cloud: 0%
High level cloud: 20%
Most Significant Cloud Type: low
20%
0.0 In
06:00

W
W

2 / 5 mph 46 / 46°F 88%
Low level cloud: 45%
Mid level cloud: 3%
High level cloud: 100%
Most Significant Cloud Type: low
57%
0.0 In
12:00

ESE
ESE

14 / 29 mph 56 / 53°F 85%
Low level cloud: 93%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
95%
0.0 In
18:00

ENE
ENE

6 / 13 mph 63 / 63°F 83%
Low level cloud: 31%
Mid level cloud: 45%
High level cloud: 33%
Most Significant Cloud Type: low
50%
0.0 In
Sat 25
May
00:00

E
E

3 / 6 mph 57 / 57°F 95%
Low level cloud: 68%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
70%
0.0 In
06:00

S
S

8 / 17 mph 53 / 50°F 92%
Low level cloud: 68%
Mid level cloud: 9%
High level cloud: 98%
Most Significant Cloud Type: low
83%
0.0 In
12:00

ESE
ESE

14 / 28 mph 64 / 64°F 66%
Low level cloud: 13%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
13%
0.0 In
18:00

SW
SW

11 / 23 mph 58 / 56°F 97%
Low level cloud: 98%
Mid level cloud: 95%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.1 In
Sun 26
May
00:00

ENE
ENE

9 / 19 mph 52 / 48°F 95%
Low level cloud: 31%
Mid level cloud: 12%
High level cloud: 5%
Most Significant Cloud Type: low
36%
0.0 In
06:00

W
W

4 / 8 mph 51 / 50°F 94%
Low level cloud: 81%
Mid level cloud: 8%
High level cloud: 100%
Most Significant Cloud Type: low
96%
0.0 In
12:00

E
E

13 / 26 mph 63 / 63°F 61%
Low level cloud: 35%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
35%
0.0 In
18:00

WNW
WNW

5 / 10 mph 60 / 60°F 73%
Low level cloud: 6%
Mid level cloud: 10%
High level cloud: 100%
Most Significant Cloud Type: medium
31%
0.0 In
Mon 27
May
00:00

NE
NE

6 / 13 mph 48 / 46°F 94%
Low level cloud: 30%
Mid level cloud: 25%
High level cloud: 7%
Most Significant Cloud Type: low
39%
0.0 In
06:00

SW
SW

10 / 21 mph 56 / 53°F 91%
Low level cloud: 99%
Mid level cloud: 7%
High level cloud: 1%
Most Significant Cloud Type: low
100%
0.0 In
12:00

E
E

7 / 14 mph 62 / 62°F 76%
Low level cloud: 85%
Mid level cloud: 13%
High level cloud: 9%
Most Significant Cloud Type: low
90%
0.0 In
18:00

NW
NW

8 / 16 mph 53 / 50°F 91%
Low level cloud: 23%
Mid level cloud: 8%
High level cloud: 50%
Most Significant Cloud Type: low
31%
0.1 In
Tue 28
May
00:00

E
E

2 / 5 mph 51 / 52°F 90%
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
0.0 In
06:00

WSW
WSW

3 / 6 mph 48 / 47°F 92%
Low level cloud: 40%
Mid level cloud: 91%
High level cloud: 81%
Most Significant Cloud Type: low
81%
0.0 In
12:00

SE
SE

7 / 15 mph 65 / 65°F 61%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 11%
Most Significant Cloud Type: high
10%
0.0 In
18:00

WNW
WNW

12 / 25 mph 52 / 48°F 66%
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 7%
Most Significant Cloud Type: medium
3%
0.1 In
Wed 29
May
00:00

ESE
ESE

4 / 9 mph 47 / 45°F 92%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 10%
Most Significant Cloud Type: high
9%
0.0 In
06:00

W
W

11 / 23 mph 47 / 41°F 93%
Low level cloud: 84%
Mid level cloud: 64%
High level cloud: 19%
Most Significant Cloud Type: low
100%
0.1 In
12:00

SE
SE

7 / 15 mph 65 / 65°F 65%
Low level cloud: 34%
Mid level cloud: 5%
High level cloud: 92%
Most Significant Cloud Type: low
46%
0.0 In
18:00

WNW
WNW

14 / 28 mph 52 / 48°F 74%
Low level cloud: 20%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
36%
0.1 In
Thu 30
May
00:00

E
E

3 / 6 mph 52 / 52°F 92%
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 13%
Most Significant Cloud Type: medium
4%
0.0 In
06:00

WSW
WSW

4 / 9 mph 44 / 41°F 90%
Low level cloud: 4%
Mid level cloud: 2%
High level cloud: 75%
Most Significant Cloud Type: medium
16%
0.0 In
12:00

E
E

7 / 14 mph 67 / 67°F 67%
Low level cloud: 41%
Mid level cloud: 9%
High level cloud: 2%
Most Significant Cloud Type: low
44%
0.0 In
18:00

SSE
SSE

9 / 20 mph 57 / 55°F 77%
Low level cloud: 88%
Mid level cloud: 84%
High level cloud: 86%
Most Significant Cloud Type: low
100%
0.0 In
Fri 31
May
00:00

NE
NE

2 / 5 mph 53 / 53°F 91%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.1 In
06:00

SW
SW

11 / 22 mph 54 / 51°F 99%
Low level cloud: 100%
Mid level cloud: 80%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.3 In
12:00

E
E

4 / 9 mph 68 / 68°F 63%
Low level cloud: 15%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
16%
0.0 In
18:00

SW
SW

11 / 23 mph 56 / 53°F 76%
Low level cloud: 16%
Mid level cloud: 28%
High level cloud: 0%
Most Significant Cloud Type: low
25%
0.1 In
Sat 01
Jun
00:00

S
S

0 / 1 mph 56 / 56°F 94%
Low level cloud: 2%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
0.0 In
06:00

S
S

6 / 12 mph 44 / 41°F 95%
Low level cloud: 35%
Mid level cloud: 90%
High level cloud: 100%
Most Significant Cloud Type: low
77%
0.0 In
12:00

NNE
NNE

3 / 6 mph 69 / 69°F 66%
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
0.1 In
18:00

SSW
SSW

6 / 13 mph 51 / 49°F 92%
Low level cloud: 41%
Mid level cloud: 100%
High level cloud: 0%
Most Significant Cloud Type: low
76%
0.2 In

Other Locations Near to Bulloghbrean

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