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Thorney Hill 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Thorney Hill

Hampshire, United Kingdom

Long range weather outlook for Thorney Hill includes 14 day forecast summary:

Taking a look at Thorney Hill over the coming two weeks and the average daytime maximum temperature will be around 18°C, with a high for the two weeks of 22°C expected on the afternoon of Tuesday 4th. The average minimum temperature will be 11°C, dipping to its lowest on the morning of Saturday 1st at 9°C. Expect the following 14 days ahead to have some days seeing a little precipitation and some days with rain. Current predictions suggest Thursday 30th will have the most precipitation with an accumulation of around 6.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Tue 28
May
15:00

SW
SW

19 / 22 mph 61 / 60°F 96% 1012 mb
Low level cloud: 99%
Mid level cloud: 81%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WSW
WSW

18 / 21 mph 60 / 60°F 95% 1011 mb
Low level cloud: 76%
Mid level cloud: 18%
High level cloud: 100%
Most Significant Cloud Type: low
94%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WSW
WSW

16 / 20 mph 59 / 55°F 93% 1011 mb
Low level cloud: 64%
Mid level cloud: 30%
High level cloud: 4%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 29
May
00:00

WSW
WSW

15 / 23 mph 57 / 53°F 88% 1011 mb
Low level cloud: 79%
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
03:00

WSW
WSW

14 / 23 mph 53 / 49°F 93% 1010 mb
Low level cloud: 31%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

WSW
WSW

12 / 17 mph 55 / 51°F 90% 1010 mb
Low level cloud: 27%
Mid level cloud: 3%
High level cloud: 14%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

W
W

12 / 15 mph 61 / 60°F 73% 1011 mb
Low level cloud: 7%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

W
W

12 / 17 mph 62 / 61°F 75% 1010 mb
Low level cloud: 70%
Mid level cloud: 26%
High level cloud: 7%
Most Significant Cloud Type: low
79%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

W
W

13 / 19 mph 62 / 60°F 78% 1010 mb
Low level cloud: 54%
Mid level cloud: 28%
High level cloud: 2%
Most Significant Cloud Type: low
63%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WNW
WNW

14 / 20 mph 60 / 56°F 81% 1010 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

10 / 18 mph 54 / 50°F 91% 1011 mb
Low level cloud: 6%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 30
May
00:00

WNW
WNW

9 / 17 mph 51 / 48°F 93% 1010 mb
Low level cloud: 9%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: low
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WNW
WNW

8 / 17 mph 50 / 47°F 93% 1009 mb
Low level cloud: 13%
Mid level cloud: 86%
High level cloud: 83%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

11 / 16 mph 55 / 50°F 88% 1010 mb
Low level cloud: 42%
Mid level cloud: 70%
High level cloud: 0%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNW
NNW

15 / 21 mph 58 / 54°F 80% 1011 mb
Low level cloud: 37%
Mid level cloud: 40%
High level cloud: 0%
Most Significant Cloud Type: low
50%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
12:00

NW
NW

14 / 19 mph 59 / 55°F 82% 1012 mb
Low level cloud: 47%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: low
53%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

NNW
NNW

13 / 17 mph 63 / 62°F 71% 1012 mb
Low level cloud: 67%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNW
NNW

10 / 14 mph 62 / 60°F 84% 1014 mb
Low level cloud: 5%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: medium
40%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNW
NNW

8 / 16 mph 55 / 51°F 91% 1016 mb
Low level cloud: 14%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: low
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 31
May
00:00

NNW
NNW

9 / 17 mph 51 / 48°F 93% 1017 mb
Low level cloud: 24%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: low
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNW
NNW

11 / 19 mph 50 / 45°F 94% 1018 mb
Low level cloud: 56%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNW
NNW

11 / 15 mph 52 / 48°F 92% 1019 mb
Low level cloud: 66%
Mid level cloud: 45%
High level cloud: 5%
Most Significant Cloud Type: low
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

N
N

13 / 15 mph 58 / 54°F 82% 1020 mb
Low level cloud: 83%
Mid level cloud: 19%
High level cloud: 1%
Most Significant Cloud Type: low
90%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

N
N

12 / 13 mph 62 / 60°F 76% 1020 mb
Low level cloud: 58%
Mid level cloud: 13%
High level cloud: 5%
Most Significant Cloud Type: low
63%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

N
N

12 / 15 mph 63 / 61°F 72% 1020 mb
Low level cloud: 58%
Mid level cloud: 28%
High level cloud: 0%
Most Significant Cloud Type: low
67%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

N
N

12 / 17 mph 59 / 56°F 81% 1020 mb
Low level cloud: 12%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
78%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

N
N

10 / 17 mph 54 / 51°F 89% 1022 mb
Low level cloud: 66%
Mid level cloud: 72%
High level cloud: 0%
Most Significant Cloud Type: low
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 01
Jun
00:00

N
N

9 / 13 mph 53 / 51°F 87% 1022 mb
Low level cloud: 4%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

9 / 17 mph 49 / 45°F 92% 1023 mb
Low level cloud: 2%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

11 / 15 mph 53 / 47°F 89% 1024 mb
Low level cloud: 14%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

16 / 18 mph 59 / 55°F 71% 1024 mb
Low level cloud: 28%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

15 / 19 mph 61 / 61°F 66% 1025 mb
Low level cloud: 95%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
97%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

11 / 14 mph 63 / 62°F 69% 1025 mb
Low level cloud: 28%
Mid level cloud: 46%
High level cloud: 11%
Most Significant Cloud Type: low
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNE
NNE

11 / 14 mph 62 / 60°F 78% 1026 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 5%
Most Significant Cloud Type: medium
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

N
N

8 / 16 mph 55 / 51°F 89% 1027 mb
Low level cloud: 1%
Mid level cloud: 22%
High level cloud: 7%
Most Significant Cloud Type: medium
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 02
Jun
00:00

N
N

7 / 15 mph 51 / 48°F 91% 1028 mb
Low level cloud: 66%
Mid level cloud: 2%
High level cloud: 67%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

8 / 15 mph 50 / 47°F 93% 1028 mb
Low level cloud: 12%
Mid level cloud: 10%
High level cloud: 1%
Most Significant Cloud Type: low
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

10 / 15 mph 52 / 47°F 85% 1028 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
09:00

NNE
NNE

12 / 14 mph 60 / 59°F 72% 1028 mb
Low level cloud: 2%
Mid level cloud: 2%
High level cloud: 32%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

9 / 12 mph 64 / 63°F 70% 1028 mb
Low level cloud: 79%
Mid level cloud: 2%
High level cloud: 1%
Most Significant Cloud Type: low
79%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

8 / 12 mph 66 / 64°F 73% 1027 mb
Low level cloud: 44%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNE
NNE

7 / 11 mph 66 / 64°F 79% 1027 mb
Low level cloud: 16%
Mid level cloud: 6%
High level cloud: 18%
Most Significant Cloud Type: low
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

7 / 14 mph 59 / 56°F 88% 1028 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 17%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 03
Jun
00:00

NNE
NNE

5 / 10 mph 53 / 51°F 88% 1028 mb
Low level cloud: 52%
Mid level cloud: 46%
High level cloud: 2%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

6 / 12 mph 52 / 49°F 87% 1027 mb
Low level cloud: 64%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

6 / 10 mph 56 / 53°F 86% 1027 mb
Low level cloud: 52%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

8 / 10 mph 59 / 57°F 84% 1027 mb
Low level cloud: 84%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

13 / 16 mph 65 / 64°F 74% 1027 mb
Low level cloud: 85%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
88%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNE
NNE

11 / 15 mph 66 / 65°F 76% 1026 mb
Low level cloud: 87%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ENE
ENE

6 / 10 mph 67 / 64°F 85% 1025 mb
Low level cloud: 69%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

3 / 6 mph 60 / 59°F 90% 1026 mb
Low level cloud: 60%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Tue 04
Jun
00:00

NE
NE

13 / 27 mph 53 / 49°F 96% 1026 mb
Low level cloud: 68%
Mid level cloud: 7%
High level cloud: 16%
Most Significant Cloud Type: low
71%
0.0 In
06:00

NNE
NNE

17 / 35 mph 54 / 49°F 90% 1021 mb
Low level cloud: 95%
Mid level cloud: 45%
High level cloud: 29%
Most Significant Cloud Type: low
100%
0.0 In
12:00

NE
NE

11 / 24 mph 60 / 60°F 81% 1025 mb
Low level cloud: 82%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
84%
0.0 In
18:00

NW
NW

6 / 12 mph 71 / 71°F 83% 1026 mb
Low level cloud: 21%
Mid level cloud: 3%
High level cloud: 47%
Most Significant Cloud Type: low
28%
0.0 In
Wed 05
Jun
00:00

N
N

6 / 13 mph 60 / 60°F 88% 1023 mb
Low level cloud: 82%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
85%
0.0 In
06:00

N
N

8 / 16 mph 54 / 51°F 77% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 11%
Most Significant Cloud Type: high
11%
0.0 In
12:00

N
N

12 / 25 mph 60 / 60°F 73% 1022 mb
Low level cloud: 91%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
18:00

NW
NW

10 / 20 mph 67 / 67°F 80% 1020 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 9%
Most Significant Cloud Type: medium
6%
0.0 In
Thu 06
Jun
00:00

N
N

10 / 20 mph 46 / 41°F 79% 1025 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

NNE
NNE

9 / 18 mph 53 / 50°F 84% 1022 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 0%
Most Significant Cloud Type: medium
31%
0.0 In
12:00

NNW
NNW

3 / 6 mph 64 / 64°F 55% 1025 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 8%
Most Significant Cloud Type: medium
3%
0.0 In
18:00

NW
NW

2 / 4 mph 70 / 70°F 70% 1020 mb
Low level cloud: 10%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
11%
0.0 In
Fri 07
Jun
00:00

NW
NW

4 / 9 mph 57 / 57°F 84% 1023 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 32%
Most Significant Cloud Type: medium
8%
0.0 In
06:00

WNW
WNW

3 / 7 mph 60 / 60°F 82% 1018 mb
Low level cloud: 9%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
9%
0.0 In
12:00

SSW
SSW

6 / 12 mph 65 / 65°F 66% 1021 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
18:00

W
W

9 / 18 mph 64 / 64°F 78% 1015 mb
Low level cloud: 14%
Mid level cloud: 3%
High level cloud: 16%
Most Significant Cloud Type: low
16%
0.0 In
Sat 08
Jun
00:00

NNE
NNE

5 / 10 mph 59 / 59°F 83% 1020 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 87%
Most Significant Cloud Type: medium
21%
0.0 In
06:00

N
N

4 / 8 mph 59 / 59°F 84% 1015 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 18%
Most Significant Cloud Type: high
17%
0.0 In
12:00

ESE
ESE

12 / 25 mph 65 / 65°F 68% 1019 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 99%
Most Significant Cloud Type: medium
49%
0.0 In
18:00

WSW
WSW

5 / 11 mph 61 / 61°F 83% 1013 mb
Low level cloud: 8%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: medium
72%
0.0 In
Sun 09
Jun
00:00

ENE
ENE

15 / 31 mph 59 / 59°F 71% 1017 mb
Low level cloud: 0%
Mid level cloud: 55%
High level cloud: 17%
Most Significant Cloud Type: medium
55%
0.0 In
06:00

WSW
WSW

2 / 5 mph 57 / 58°F 95% 1015 mb
Low level cloud: 64%
Mid level cloud: 75%
High level cloud: 7%
Most Significant Cloud Type: low
91%
0.1 In
12:00

ENE
ENE

20 / 41 mph 63 / 63°F 81% 1015 mb
Low level cloud: 64%
Mid level cloud: 48%
High level cloud: 15%
Most Significant Cloud Type: low
82%
0.0 In
18:00

S
S

6 / 12 mph 63 / 63°F 84% 1015 mb
Low level cloud: 1%
Mid level cloud: 43%
High level cloud: 32%
Most Significant Cloud Type: medium
47%
0.0 In
Mon 10
Jun
00:00

NE
NE

15 / 31 mph 55 / 51°F 97% 1012 mb
Low level cloud: 99%
Mid level cloud: 92%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.6 In
06:00

E
E

7 / 15 mph 57 / 56°F 87% 1013 mb
Low level cloud: 56%
Mid level cloud: 59%
High level cloud: 18%
Most Significant Cloud Type: low
78%
0.0 In
12:00

N
N

13 / 28 mph 53 / 49°F 94% 1011 mb
Low level cloud: 100%
Mid level cloud: 28%
High level cloud: 99%
Most Significant Cloud Type: low
100%
0.6 In
18:00

SW
SW

3 / 6 mph 66 / 66°F 89% 1009 mb
Low level cloud: 6%
Mid level cloud: 79%
High level cloud: 97%
Most Significant Cloud Type: medium
98%
0.0 In
Tue 11
Jun
00:00

NNW
NNW

12 / 25 mph 52 / 49°F 90% 1016 mb
Low level cloud: 65%
Mid level cloud: 50%
High level cloud: 100%
Most Significant Cloud Type: low
94%
0.0 In
06:00

NNW
NNW

5 / 10 mph 60 / 60°F 94% 1009 mb
Low level cloud: 53%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
80%
0.0 In
12:00

NNW
NNW

10 / 21 mph 56 / 54°F 73% 1019 mb
Low level cloud: 94%
Mid level cloud: 13%
High level cloud: 5%
Most Significant Cloud Type: low
99%
0.0 In
18:00

N
N

12 / 25 mph 65 / 65°F 92% 1013 mb
Low level cloud: 86%
Mid level cloud: 40%
High level cloud: 0%
Most Significant Cloud Type: low
99%
0.1 In
Wed 12
Jun
00:00

NNE
NNE

10 / 20 mph 50 / 46°F 94% 1022 mb
Low level cloud: 94%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
06:00

N
N

15 / 32 mph 51 / 46°F 81% 1021 mb
Low level cloud: 23%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
28%
0.0 In
12:00

NE
NE

15 / 30 mph 60 / 60°F 76% 1022 mb
Low level cloud: 83%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
98%
0.0 In
18:00

N
N

8 / 16 mph 66 / 66°F 71% 1025 mb
Low level cloud: 2%
Mid level cloud: 0%
High level cloud: 12%
Most Significant Cloud Type: low
3%
0.0 In

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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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.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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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.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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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.
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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.
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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.
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Pressure