WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Jel'mo 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Jel'mo

Russia

Long range weather outlook for Jel'mo includes 14 day forecast summary:

The forecast for Jel'mo in the coming two weeks is predicting the average daytime maximum temperature will be around 27°C, with a high for the two weeks of 33°C expected on the afternoon of Tuesday 8th. The average minimum temperature will be 11°C, dipping to its lowest on the morning of Friday 4th at 7°C. The next 14 days will remain predominantly dry. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Wed 02
Jul
20:00

NW
NW

11 / 13 mph 76 / 76°F 39% 1003 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 21%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

NW
NW

5 / 11 mph 58 / 56°F 58% 1004 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 2%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 03
Jul
02:00

WNW
WNW

4 / 9 mph 47 / 46°F 73% 1006 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 11%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

WNW
WNW

3 / 7 mph 46 / 43°F 81% 1007 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: high
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

WNW
WNW

6 / 6 mph 61 / 58°F 61% 1008 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 18%
Most Significant Cloud Type: high
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

NW
NW

8 / 10 mph 69 / 67°F 44% 1008 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

NW
NW

10 / 11 mph 75 / 75°F 36% 1007 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: medium
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

NNW
NNW

9 / 10 mph 77 / 76°F 34% 1007 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 11%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

NNE
NNE

6 / 7 mph 74 / 76°F 45% 1008 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 5%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

NNW
NNW

4 / 9 mph 59 / 59°F 62% 1009 mb
Low level cloud: 0%
Mid level cloud: 99%
High level cloud: 0%
Most Significant Cloud Type: medium
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 04
Jul
02:00

N
N

3 / 7 mph 51 / 51°F 78% 1010 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

N
N

3 / 7 mph 45 / 43°F 88% 1011 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

N
N

3 / 3 mph 63 / 60°F 64% 1012 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

NNE
NNE

4 / 4 mph 72 / 69°F 44% 1012 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

ENE
ENE

5 / 6 mph 74 / 75°F 37% 1011 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

E
E

4 / 4 mph 77 / 75°F 33% 1011 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

SSE
SSE

4 / 4 mph 75 / 75°F 38% 1010 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

ESE
ESE

3 / 7 mph 55 / 53°F 63% 1011 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 18%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 05
Jul
02:00

ESE
ESE

4 / 8 mph 48 / 46°F 72% 1012 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 12%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

E
E

4 / 9 mph 47 / 44°F 76% 1011 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 87%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

ESE
ESE

6 / 7 mph 63 / 60°F 58% 1011 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 73%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

ESE
ESE

11 / 13 mph 71 / 69°F 42% 1010 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 20%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

SE
SE

10 / 11 mph 76 / 76°F 36% 1008 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 100%
Most Significant Cloud Type: medium
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

ESE
ESE

10 / 11 mph 77 / 76°F 35% 1007 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 21%
Most Significant Cloud Type: medium
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

ESE
ESE

10 / 13 mph 76 / 75°F 35% 1006 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 19%
Most Significant Cloud Type: medium
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

ESE
ESE

6 / 13 mph 63 / 60°F 51% 1006 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 32%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 06
Jul
02:00

ESE
ESE

5 / 10 mph 50 / 49°F 68% 1007 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 17%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

E
E

5 / 10 mph 48 / 45°F 76% 1007 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: medium
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

ESE
ESE

8 / 9 mph 66 / 64°F 54% 1007 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

SE
SE

13 / 15 mph 74 / 75°F 36% 1007 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
14:00

SE
SE

12 / 14 mph 79 / 77°F 27% 1006 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
17:00

SE
SE

11 / 13 mph 82 / 78°F 24% 1005 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
20:00

ESE
ESE

9 / 11 mph 80 / 77°F 32% 1004 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 2%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

ESE
ESE

5 / 10 mph 59 / 58°F 56% 1006 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 33%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 07
Jul
02:00

E
E

4 / 9 mph 52 / 51°F 65% 1007 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 11%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

E
E

4 / 8 mph 52 / 50°F 70% 1007 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 33%
Most Significant Cloud Type: high
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

ESE
ESE

5 / 5 mph 66 / 64°F 57% 1008 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 45%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

SE
SE

9 / 10 mph 76 / 76°F 39% 1007 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 15%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

SE
SE

9 / 11 mph 84 / 80°F 26% 1006 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 8%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

SE
SE

9 / 10 mph 86 / 81°F 24% 1005 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 9%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

ESE
ESE

5 / 10 mph 75 / 76°F 44% 1006 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 33%
Most Significant Cloud Type: medium
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

4 / 8 mph 62 / 59°F 55% 1006 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 37%
Most Significant Cloud Type: medium
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 08
Jul
02:00

ESE
ESE

4 / 8 mph 57 / 56°F 59% 1007 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 25%
Most Significant Cloud Type: medium
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

E
E

4 / 8 mph 54 / 52°F 70% 1007 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

ESE
ESE

5 / 6 mph 70 / 68°F 53% 1007 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
11:00

SE
SE

8 / 9 mph 81 / 78°F 35% 1006 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
14:00

SE
SE

5 / 6 mph 88 / 83°F 27% 1005 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
17:00

E
E

5 / 6 mph 91 / 85°F 23% 1003 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
20:00

E
E

6 / 10 mph 86 / 82°F 32% 1003 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 4%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

4 / 7 mph 65 / 63°F 56% 1003 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 9%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Wed 09
Jul
02:00

SE
SE

2 / 5 mph 60 / 60°F 99% 1005 mb
Low level cloud: 49%
Mid level cloud: 58%
High level cloud: 87%
Most Significant Cloud Type: low
100%
0.0 In
08:00

S
S

1 / 3 mph 66 / 67°F 91% 1002 mb
Low level cloud: 10%
Mid level cloud: 46%
High level cloud: 88%
Most Significant Cloud Type: medium
76%
0.0 In
14:00

ESE
ESE

7 / 13 mph 79 / 79°F 43% 1004 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
0.0 In
20:00

ESE
ESE

4 / 7 mph 75 / 78°F 72% 1001 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 1%
Most Significant Cloud Type: medium
31%
0.0 In
Thu 10
Jul
02:00

E
E

6 / 13 mph 65 / 65°F 61% 1006 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 59%
Most Significant Cloud Type: medium
7%
0.0 In
08:00

SE
SE

2 / 3 mph 71 / 71°F 55% 1008 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 6%
Most Significant Cloud Type: high
5%
0.0 In
14:00

NW
NW

4 / 7 mph 80 / 81°F 47% 1007 mb
Low level cloud: 8%
Mid level cloud: 46%
High level cloud: 3%
Most Significant Cloud Type: medium
67%
0.0 In
20:00

WNW
WNW

3 / 4 mph 66 / 66°F 99% 1006 mb
Low level cloud: 77%
Mid level cloud: 81%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
Fri 11
Jul
02:00

WNW
WNW

3 / 6 mph 59 / 59°F 77% 1010 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
0.0 In
08:00

NW
NW

5 / 6 mph 61 / 62°F 93% 1008 mb
Low level cloud: 84%
Mid level cloud: 12%
High level cloud: 41%
Most Significant Cloud Type: low
93%
0.0 In
14:00

NW
NW

7 / 10 mph 81 / 81°F 41% 1011 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
0.0 In
20:00

NW
NW

3 / 4 mph 76 / 78°F 48% 1009 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 17%
Most Significant Cloud Type: medium
13%
0.0 In
Sat 12
Jul
02:00

NNE
NNE

1 / 2 mph 61 / 61°F 83% 1013 mb
Low level cloud: 6%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
60%
0.0 In
08:00

NNW
NNW

3 / 4 mph 67 / 67°F 69% 1012 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
0.0 In
14:00

SE
SE

3 / 5 mph 85 / 85°F 44% 1012 mb
Low level cloud: 11%
Mid level cloud: 45%
High level cloud: 16%
Most Significant Cloud Type: medium
75%
0.0 In
20:00

NNW
NNW

6 / 8 mph 77 / 77°F 35% 1011 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.0 In
Sun 13
Jul
02:00

NW
NW

2 / 5 mph 65 / 65°F 80% 1011 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: medium
21%
0.0 In
08:00

NW
NW

2 / 3 mph 63 / 63°F 69% 1013 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: medium
24%
0.0 In
14:00

WNW
WNW

4 / 6 mph 88 / 88°F 35% 1010 mb
Low level cloud: 0%
Mid level cloud: 20%
High level cloud: 3%
Most Significant Cloud Type: medium
20%
0.0 In
20:00

N
N

4 / 6 mph 80 / 80°F 40% 1010 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 5%
Most Significant Cloud Type: medium
10%
0.0 In
Mon 14
Jul
02:00

ESE
ESE

2 / 4 mph 62 / 62°F 79% 1010 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 3%
Most Significant Cloud Type: medium
11%
0.0 In
08:00

ESE
ESE

2 / 2 mph 67 / 67°F 60% 1012 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
14:00

SSE
SSE

2 / 3 mph 91 / 92°F 35% 1007 mb
Low level cloud: 0%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: medium
20%
0.0 In
20:00

NNE
NNE

4 / 6 mph 80 / 80°F 35% 1010 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
Tue 15
Jul
02:00

E
E

3 / 6 mph 65 / 65°F 74% 1006 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
0.0 In
08:00

SSE
SSE

2 / 3 mph 68 / 68°F 53% 1012 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.0 In
14:00

S
S

2 / 4 mph 94 / 94°F 32% 1004 mb
Low level cloud: 0%
Mid level cloud: 94%
High level cloud: 0%
Most Significant Cloud Type: medium
94%
0.0 In
20:00

WNW
WNW

4 / 6 mph 86 / 86°F 43% 1008 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
46%
0.0 In
Wed 16
Jul
02:00

ESE
ESE

4 / 8 mph 59 / 59°F 89% 1005 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 0%
Most Significant Cloud Type: medium
31%
0.3 In
08:00

W
W

2 / 4 mph 68 / 68°F 91% 1010 mb
Low level cloud: 5%
Mid level cloud: 46%
High level cloud: 97%
Most Significant Cloud Type: medium
63%
0.1 In
14:00

SE
SE

5 / 9 mph 94 / 94°F 31% 1003 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 7%
Most Significant Cloud Type: medium
45%
0.0 In
20:00

NNW
NNW

5 / 9 mph 78 / 80°F 56% 1009 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 12%
Most Significant Cloud Type: medium
22%
0.0 In
Thu 17
Jul
02:00

N
N

2 / 5 mph 59 / 59°F 94% 1006 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 7%
Most Significant Cloud Type: medium
27%
0.2 In
08:00

NE
NE

2 / 3 mph 67 / 67°F 68% 1011 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 55%
Most Significant Cloud Type: medium
18%
0.0 In
14:00

WSW
WSW

4 / 7 mph 87 / 89°F 42% 1005 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 44%
Most Significant Cloud Type: medium
25%
0.0 In
20:00

ENE
ENE

6 / 10 mph 78 / 78°F 39% 1010 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 33%
Most Significant Cloud Type: medium
9%
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