WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Cano Araguaito 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Cano Araguaito

Venezuela

Long range weather outlook for Cano Araguaito includes 14 day forecast summary:

The forecast for Cano Araguaito 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 34°C expected on the afternoon of Monday 29th. The average minimum temperature will be 24°C, dipping to its lowest on the morning of Monday 29th at 24°C. Expect the next 14 days have some days seeing a little precipitation and some days with rain. Current predictions suggest Sunday 5th will have the most precipitation with an accumulation of around 14.0mm. On the whole winds are likely to be moderate.

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

ENE
ENE

7 / 9 mph 88 / 90°F 55% 1009 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

ENE
ENE

4 / 8 mph 77 / 81°F 79% 1011 mb
Low level cloud: 4%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

ENE
ENE

4 / 8 mph 76 / 80°F 83% 1012 mb
Low level cloud: 14%
Mid level cloud: 7%
High level cloud: 6%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 30
Apr
02:00

ENE
ENE

4 / 7 mph 76 / 80°F 84% 1011 mb
Low level cloud: 37%
Mid level cloud: 12%
High level cloud: 4%
Most Significant Cloud Type: low
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

NE
NE

4 / 7 mph 76 / 80°F 86% 1011 mb
Low level cloud: 36%
Mid level cloud: 15%
High level cloud: 8%
Most Significant Cloud Type: low
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

ENE
ENE

6 / 7 mph 88 / 90°F 64% 1013 mb
Low level cloud: 49%
Mid level cloud: 15%
High level cloud: 13%
Most Significant Cloud Type: low
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

E
E

7 / 8 mph 93 / 97°F 48% 1012 mb
Low level cloud: 53%
Mid level cloud: 25%
High level cloud: 7%
Most Significant Cloud Type: low
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

ENE
ENE

7 / 9 mph 92 / 95°F 51% 1010 mb
Low level cloud: 43%
Mid level cloud: 40%
High level cloud: 6%
Most Significant Cloud Type: low
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ENE
ENE

8 / 9 mph 88 / 92°F 61% 1009 mb
Low level cloud: 4%
Mid level cloud: 11%
High level cloud: 8%
Most Significant Cloud Type: medium
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

ENE
ENE

5 / 8 mph 79 / 84°F 81% 1011 mb
Low level cloud: 46%
Mid level cloud: 17%
High level cloud: 13%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

5 / 8 mph 78 / 83°F 83% 1012 mb
Low level cloud: 55%
Mid level cloud: 27%
High level cloud: 10%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 01
May
02:00

E
E

4 / 7 mph 77 / 82°F 90% 1010 mb
Low level cloud: 39%
Mid level cloud: 44%
High level cloud: 9%
Most Significant Cloud Type: low
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

E
E

3 / 6 mph 76 / 80°F 95% 1010 mb
Low level cloud: 49%
Mid level cloud: 46%
High level cloud: 18%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

E
E

4 / 6 mph 84 / 88°F 86% 1012 mb
Low level cloud: 23%
Mid level cloud: 37%
High level cloud: 14%
Most Significant Cloud Type: low
37%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
11:00

ESE
ESE

6 / 9 mph 86 / 93°F 71% 1012 mb
Low level cloud: 74%
Mid level cloud: 31%
High level cloud: 33%
Most Significant Cloud Type: low
89%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
14:00

E
E

7 / 10 mph 92 / 97°F 54% 1009 mb
Low level cloud: 50%
Mid level cloud: 25%
High level cloud: 32%
Most Significant Cloud Type: low
62%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
17:00

E
E

7 / 9 mph 89 / 92°F 65% 1008 mb
Low level cloud: 11%
Mid level cloud: 14%
High level cloud: 32%
Most Significant Cloud Type: low
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

5 / 9 mph 80 / 85°F 82% 1010 mb
Low level cloud: 25%
Mid level cloud: 12%
High level cloud: 90%
Most Significant Cloud Type: low
40%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

5 / 8 mph 79 / 85°F 84% 1011 mb
Low level cloud: 47%
Mid level cloud: 11%
High level cloud: 68%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 02
May
02:00

E
E

4 / 7 mph 78 / 83°F 90% 1009 mb
Low level cloud: 31%
Mid level cloud: 12%
High level cloud: 40%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

E
E

4 / 7 mph 77 / 82°F 92% 1009 mb
Low level cloud: 61%
Mid level cloud: 19%
High level cloud: 30%
Most Significant Cloud Type: low
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

ESE
ESE

4 / 6 mph 84 / 88°F 88% 1011 mb
Low level cloud: 46%
Mid level cloud: 19%
High level cloud: 22%
Most Significant Cloud Type: low
55%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
11:00

ESE
ESE

6 / 9 mph 88 / 93°F 74% 1011 mb
Low level cloud: 64%
Mid level cloud: 13%
High level cloud: 21%
Most Significant Cloud Type: low
70%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
14:00

E
E

9 / 10 mph 93 / 98°F 51% 1008 mb
Low level cloud: 19%
Mid level cloud: 8%
High level cloud: 15%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ENE
ENE

8 / 9 mph 87 / 92°F 66% 1007 mb
Low level cloud: 6%
Mid level cloud: 6%
High level cloud: 3%
Most Significant Cloud Type: low
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

6 / 11 mph 80 / 84°F 77% 1009 mb
Low level cloud: 9%
Mid level cloud: 3%
High level cloud: 1%
Most Significant Cloud Type: low
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

7 / 11 mph 79 / 84°F 77% 1009 mb
Low level cloud: 14%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 03
May
02:00

E
E

6 / 10 mph 79 / 84°F 84% 1008 mb
Low level cloud: 67%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
67%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

ESE
ESE

7 / 11 mph 82 / 87°F 73% 1008 mb
Low level cloud: 92%
Mid level cloud: 6%
High level cloud: 1%
Most Significant Cloud Type: low
94%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

ESE
ESE

7 / 9 mph 87 / 92°F 70% 1010 mb
Low level cloud: 65%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

ESE
ESE

9 / 11 mph 91 / 98°F 61% 1010 mb
Low level cloud: 17%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: low
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

ESE
ESE

9 / 11 mph 92 / 99°F 57% 1008 mb
Low level cloud: 2%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

E
E

8 / 10 mph 88 / 93°F 66% 1007 mb
Low level cloud: 6%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

7 / 11 mph 81 / 87°F 83% 1009 mb
Low level cloud: 60%
Mid level cloud: 8%
High level cloud: 1%
Most Significant Cloud Type: low
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

6 / 10 mph 80 / 87°F 84% 1010 mb
Low level cloud: 73%
Mid level cloud: 9%
High level cloud: 7%
Most Significant Cloud Type: low
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 04
May
02:00

E
E

5 / 9 mph 79 / 86°F 86% 1009 mb
Low level cloud: 73%
Mid level cloud: 9%
High level cloud: 8%
Most Significant Cloud Type: low
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

E
E

6 / 9 mph 80 / 86°F 83% 1010 mb
Low level cloud: 72%
Mid level cloud: 6%
High level cloud: 5%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

ESE
ESE

6 / 8 mph 85 / 90°F 83% 1011 mb
Low level cloud: 37%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

ESE
ESE

8 / 11 mph 90 / 97°F 64% 1012 mb
Low level cloud: 30%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

E
E

9 / 11 mph 91 / 98°F 58% 1009 mb
Low level cloud: 20%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

E
E

7 / 9 mph 87 / 92°F 74% 1009 mb
Low level cloud: 31%
Mid level cloud: 29%
High level cloud: 10%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

5 / 8 mph 79 / 85°F 89% 1011 mb
Low level cloud: 42%
Mid level cloud: 45%
High level cloud: 1%
Most Significant Cloud Type: low
58%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

4 / 7 mph 78 / 84°F 92% 1012 mb
Low level cloud: 33%
Mid level cloud: 23%
High level cloud: 4%
Most Significant Cloud Type: low
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 05
May
02:00

ENE
ENE

3 / 7 mph 76 / 81°F 97% 1010 mb
Low level cloud: 19%
Mid level cloud: 31%
High level cloud: 9%
Most Significant Cloud Type: low
30%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
05:00

ENE
ENE

3 / 6 mph 75 / 80°F 97% 1011 mb
Low level cloud: 17%
Mid level cloud: 32%
High level cloud: 0%
Most Significant Cloud Type: low
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

E
E

6 / 10 mph 85 / 89°F 87% 1013 mb
Low level cloud: 10%
Mid level cloud: 34%
High level cloud: 4%
Most Significant Cloud Type: medium
62%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
11:00

E
E

6 / 11 mph 89 / 94°F 74% 1014 mb
Low level cloud: 50%
Mid level cloud: 24%
High level cloud: 7%
Most Significant Cloud Type: low
59%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
14:00

ENE
ENE

9 / 12 mph 88 / 94°F 65% 1011 mb
Low level cloud: 51%
Mid level cloud: 31%
High level cloud: 4%
Most Significant Cloud Type: low
62%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
17:00

ENE
ENE

6 / 9 mph 84 / 88°F 84% 1011 mb
Low level cloud: 29%
Mid level cloud: 31%
High level cloud: 2%
Most Significant Cloud Type: low
39%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
20:00

ENE
ENE

5 / 9 mph 76 / 82°F 95% 1013 mb
Low level cloud: 33%
Mid level cloud: 30%
High level cloud: 7%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

ENE
ENE

4 / 7 mph 76 / 82°F 96% 1013 mb
Low level cloud: 47%
Mid level cloud: 28%
High level cloud: 22%
Most Significant Cloud Type: low
59%
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

E
E

2 / 5 mph 76 / 81°F 97% 1011 mb
Low level cloud: 61%
Mid level cloud: 26%
High level cloud: 32%
Most Significant Cloud Type: low
100%
0.0 In
08:00

E
E

6 / 12 mph 80 / 88°F 93% 1014 mb
Low level cloud: 51%
Mid level cloud: 23%
High level cloud: 34%
Most Significant Cloud Type: low
62%
0.0 In
14:00

E
E

8 / 16 mph 88 / 96°F 63% 1010 mb
Low level cloud: 17%
Mid level cloud: 28%
High level cloud: 32%
Most Significant Cloud Type: low
31%
0.0 In
20:00

E
E

4 / 8 mph 80 / 88°F 95% 1011 mb
Low level cloud: 35%
Mid level cloud: 47%
High level cloud: 32%
Most Significant Cloud Type: low
55%
0.0 In
Tue 07
May
02:00

E
E

4 / 9 mph 76 / 81°F 98% 1010 mb
Low level cloud: 39%
Mid level cloud: 62%
High level cloud: 33%
Most Significant Cloud Type: low
100%
0.0 In
08:00

E
E

4 / 9 mph 78 / 84°F 95% 1012 mb
Low level cloud: 40%
Mid level cloud: 50%
High level cloud: 20%
Most Significant Cloud Type: low
59%
0.0 In
14:00

E
E

8 / 17 mph 89 / 97°F 60% 1009 mb
Low level cloud: 44%
Mid level cloud: 17%
High level cloud: 11%
Most Significant Cloud Type: low
50%
0.0 In
20:00

ENE
ENE

4 / 9 mph 78 / 83°F 90% 1010 mb
Low level cloud: 30%
Mid level cloud: 15%
High level cloud: 5%
Most Significant Cloud Type: low
35%
0.0 In
Wed 08
May
02:00

E
E

4 / 8 mph 76 / 81°F 94% 1011 mb
Low level cloud: 45%
Mid level cloud: 10%
High level cloud: 12%
Most Significant Cloud Type: low
49%
0.0 In
08:00

E
E

7 / 14 mph 83 / 90°F 74% 1013 mb
Low level cloud: 58%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
62%
0.0 In
14:00

E
E

8 / 17 mph 87 / 96°F 67% 1010 mb
Low level cloud: 55%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
60%
0.2 In
20:00

E
E

4 / 8 mph 77 / 82°F 94% 1012 mb
Low level cloud: 39%
Mid level cloud: 41%
High level cloud: 0%
Most Significant Cloud Type: low
53%
0.1 In
Thu 09
May
02:00

E
E

5 / 11 mph 76 / 82°F 96% 1011 mb
Low level cloud: 61%
Mid level cloud: 27%
High level cloud: 19%
Most Significant Cloud Type: low
72%
0.1 In
08:00

E
E

6 / 12 mph 80 / 87°F 89% 1014 mb
Low level cloud: 21%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: low
30%
0.1 In
14:00

ESE
ESE

9 / 18 mph 89 / 97°F 59% 1011 mb
Low level cloud: 25%
Mid level cloud: 13%
High level cloud: 14%
Most Significant Cloud Type: low
31%
0.2 In
20:00

E
E

4 / 9 mph 79 / 84°F 85% 1013 mb
Low level cloud: 27%
Mid level cloud: 18%
High level cloud: 51%
Most Significant Cloud Type: low
39%
0.1 In
Fri 10
May
02:00

ESE
ESE

3 / 6 mph 76 / 81°F 97% 1012 mb
Low level cloud: 38%
Mid level cloud: 18%
High level cloud: 15%
Most Significant Cloud Type: low
45%
0.0 In
08:00

E
E

6 / 12 mph 80 / 87°F 89% 1014 mb
Low level cloud: 31%
Mid level cloud: 24%
High level cloud: 3%
Most Significant Cloud Type: low
40%
0.1 In
14:00

E
E

7 / 14 mph 88 / 96°F 63% 1011 mb
Low level cloud: 30%
Mid level cloud: 23%
High level cloud: 13%
Most Significant Cloud Type: low
39%
0.1 In
20:00

E
E

6 / 12 mph 79 / 85°F 82% 1013 mb
Low level cloud: 17%
Mid level cloud: 17%
High level cloud: 3%
Most Significant Cloud Type: low
23%
0.0 In
Sat 11
May
02:00

ESE
ESE

4 / 9 mph 78 / 83°F 86% 1011 mb
Low level cloud: 41%
Mid level cloud: 46%
High level cloud: 56%
Most Significant Cloud Type: low
63%
0.0 In
08:00

E
E

7 / 14 mph 84 / 91°F 68% 1013 mb
Low level cloud: 53%
Mid level cloud: 11%
High level cloud: 20%
Most Significant Cloud Type: low
59%
0.0 In
14:00

E
E

9 / 18 mph 90 / 97°F 53% 1010 mb
Low level cloud: 16%
Mid level cloud: 17%
High level cloud: 10%
Most Significant Cloud Type: low
22%
0.0 In
20:00

ENE
ENE

6 / 13 mph 79 / 84°F 80% 1012 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
0.0 In
Sun 12
May
02:00

ESE
ESE

5 / 10 mph 78 / 83°F 87% 1012 mb
Low level cloud: 47%
Mid level cloud: 30%
High level cloud: 33%
Most Significant Cloud Type: low
61%
0.0 In
08:00

E
E

7 / 16 mph 84 / 90°F 66% 1014 mb
Low level cloud: 38%
Mid level cloud: 7%
High level cloud: 12%
Most Significant Cloud Type: low
41%
0.0 In
14:00

E
E

9 / 20 mph 90 / 96°F 53% 1012 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 4%
Most Significant Cloud Type: medium
17%
0.0 In
20:00

ENE
ENE

7 / 14 mph 80 / 85°F 80% 1011 mb
Low level cloud: 26%
Mid level cloud: 5%
High level cloud: 2%
Most Significant Cloud Type: low
28%
0.0 In
Mon 13
May
02:00

E
E

6 / 13 mph 78 / 83°F 84% 1013 mb
Low level cloud: 42%
Mid level cloud: 21%
High level cloud: 5%
Most Significant Cloud Type: low
49%
0.0 In
08:00

E
E

7 / 15 mph 85 / 91°F 64% 1013 mb
Low level cloud: 37%
Mid level cloud: 7%
High level cloud: 2%
Most Significant Cloud Type: low
40%
0.0 In
14:00

E
E

8 / 18 mph 88 / 95°F 59% 1013 mb
Low level cloud: 25%
Mid level cloud: 9%
High level cloud: 22%
Most Significant Cloud Type: low
30%
0.2 In
20:00

ENE
ENE

5 / 11 mph 79 / 84°F 79% 1011 mb
Low level cloud: 4%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
5%
0.0 In
Tue 14
May
02:00

ENE
ENE

3 / 7 mph 76 / 81°F 91% 1014 mb
Low level cloud: 46%
Mid level cloud: 10%
High level cloud: 12%
Most Significant Cloud Type: low
50%
0.0 In
08:00

E
E

6 / 13 mph 83 / 90°F 73% 1013 mb
Low level cloud: 67%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
68%
0.0 In
14:00

E
E

6 / 13 mph 87 / 93°F 57% 1013 mb
Low level cloud: 11%
Mid level cloud: 8%
High level cloud: 32%
Most Significant Cloud Type: low
17%
0.1 In
20:00

ENE
ENE

5 / 11 mph 79 / 84°F 85% 1012 mb
Low level cloud: 38%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
39%
0.0 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