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Clwyd 14 Day Long Range Forecast

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

Denbighshire, United Kingdom

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

Taking a look at Clwyd over the coming two weeks and the average daytime maximum temperature will be around 16°C, with a high for the two weeks of 20°C expected on the afternoon of Wednesday 17th. The mean minimum temperature will be 11°C, dipping to its lowest on the morning of Tuesday 23rd at 6°C. Expect the next 14 days have some days seeing a little precipitation and some days with rain. Current predictions suggest Sunday 21st will have the most precipitation with an accumulation of around 20.0mm. On the whole winds are likely to be moderate. The strongest wind will be felt on the morning of Sunday 21st, coming from a north easterly direction, and reaching around 26mph.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Tue 16
Sep		18:00

WSW
WSW

 11 / 13 mph 60 / 60°F 73% 1017 mb
Low level cloud: 1%
Mid level cloud: 8%
High level cloud: 85%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

 9 / 10 mph 57 / 55°F 86% 1016 mb
Low level cloud: 1%
Mid level cloud: 43%
High level cloud: 96%
Most Significant Cloud Type: medium
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 17
Sep		00:00

SSW
SSW

 6 / 9 mph 55 / 53°F 93% 1015 mb
Low level cloud: 26%
Mid level cloud: 67%
High level cloud: 39%
Most Significant Cloud Type: low
54%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SE
SE

 13 / 18 mph 54 / 50°F 94% 1012 mb
Low level cloud: 78%
Mid level cloud: 97%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
06:00

SSE
SSE

 15 / 23 mph 55 / 51°F 94% 1009 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 9%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
09:00

SW
SW

 12 / 18 mph 62 / 62°F 94% 1009 mb
Low level cloud: 89%
Mid level cloud: 4%
High level cloud: 4%
Most Significant Cloud Type: low
90%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

 15 / 17 mph 67 / 67°F 73% 1010 mb
Low level cloud: 15%
Mid level cloud: 22%
High level cloud: 9%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

 15 / 18 mph 67 / 66°F 73% 1011 mb
Low level cloud: 4%
Mid level cloud: 11%
High level cloud: 34%
Most Significant Cloud Type: low
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SW
SW

 13 / 19 mph 64 / 63°F 78% 1011 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 33%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SW
SW

 11 / 19 mph 59 / 57°F 86% 1013 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 33%
Most Significant Cloud Type: medium
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 18
Sep		00:00

SW
SW

 9 / 12 mph 60 / 60°F 86% 1013 mb
Low level cloud: 1%
Mid level cloud: 40%
High level cloud: 32%
Most Significant Cloud Type: medium
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

 6 / 8 mph 59 / 59°F 93% 1012 mb
Low level cloud: 97%
Mid level cloud: 98%
High level cloud: 18%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSW
SSW

 11 / 24 mph 58 / 55°F 96% 1011 mb
Low level cloud: 83%
Mid level cloud: 54%
High level cloud: 13%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
09:00

SW
SW

 15 / 27 mph 61 / 61°F 94% 1012 mb
Low level cloud: 88%
Mid level cloud: 21%
High level cloud: 5%
Most Significant Cloud Type: low
96%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
12:00

SW
SW

 16 / 24 mph 64 / 64°F 88% 1013 mb
Low level cloud: 88%
Mid level cloud: 19%
High level cloud: 7%
Most Significant Cloud Type: low
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSW
SSW

 15 / 19 mph 66 / 65°F 88% 1013 mb
Low level cloud: 85%
Mid level cloud: 13%
High level cloud: 3%
Most Significant Cloud Type: low
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSW
SSW

 17 / 23 mph 64 / 64°F 87% 1013 mb
Low level cloud: 81%
Mid level cloud: 20%
High level cloud: 10%
Most Significant Cloud Type: low
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

 14 / 25 mph 62 / 62°F 86% 1014 mb
Low level cloud: 82%
Mid level cloud: 12%
High level cloud: 100%
Most Significant Cloud Type: low
97%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 19
Sep		00:00

SSW
SSW

 13 / 26 mph 61 / 61°F 85% 1014 mb
Low level cloud: 76%
Mid level cloud: 28%
High level cloud: 59%
Most Significant Cloud Type: low
92%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

 10 / 22 mph 59 / 59°F 89% 1014 mb
Low level cloud: 85%
Mid level cloud: 44%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SW
SW

 7 / 14 mph 58 / 57°F 93% 1014 mb
Low level cloud: 89%
Mid level cloud: 61%
High level cloud: 39%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSW
SSW

 6 / 11 mph 61 / 61°F 91% 1015 mb
Low level cloud: 95%
Mid level cloud: 47%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

 4 / 6 mph 64 / 64°F 92% 1015 mb
Low level cloud: 91%
Mid level cloud: 75%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WSW
WSW

 5 / 6 mph 66 / 66°F 84% 1014 mb
Low level cloud: 85%
Mid level cloud: 15%
High level cloud: 41%
Most Significant Cloud Type: low
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WSW
WSW

 1 / 1 mph 66 / 65°F 92% 1014 mb
Low level cloud: 58%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

S
S

 4 / 4 mph 63 / 63°F 93% 1013 mb
Low level cloud: 42%
Mid level cloud: 44%
High level cloud: 93%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 20
Sep		00:00

W
W

 2 / 3 mph 57 / 57°F 91% 1011 mb
Low level cloud: 40%
Mid level cloud: 91%
High level cloud: 100%
Most Significant Cloud Type: low
84%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNW
NNW

 9 / 13 mph 54 / 51°F 96% 1012 mb
Low level cloud: 97%
Mid level cloud: 71%
High level cloud: 34%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
06:00

NW
NW

 7 / 11 mph 53 / 51°F 94% 1012 mb
Low level cloud: 87%
Mid level cloud: 62%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NW
NW

 8 / 9 mph 56 / 54°F 90% 1013 mb
Low level cloud: 87%
Mid level cloud: 95%
High level cloud: 79%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNW
NNW

 7 / 9 mph 60 / 60°F 87% 1012 mb
Low level cloud: 59%
Mid level cloud: 53%
High level cloud: 0%
Most Significant Cloud Type: low
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

 9 / 11 mph 62 / 62°F 82% 1011 mb
Low level cloud: 76%
Mid level cloud: 76%
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

NW
NW

 6 / 7 mph 61 / 60°F 92% 1011 mb
Low level cloud: 55%
Mid level cloud: 68%
High level cloud: 100%
Most Significant Cloud Type: low
90%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

N
N

 7 / 10 mph 58 / 56°F 96% 1010 mb
Low level cloud: 73%
Mid level cloud: 100%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.3 In of precipitation over the past 3 hours.
0.3 In
Sun 21
Sep		00:00

NE
NE

 13 / 22 mph 50 / 46°F 92% 1011 mb
Low level cloud: 81%
Mid level cloud: 78%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.3 In of precipitation over the past 3 hours.
0.3 In
03:00

NNE
NNE

 26 / 44 mph 49 / 41°F 91% 1012 mb
Low level cloud: 97%
Mid level cloud: 85%
High level cloud: 33%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
06:00

NNE
NNE

 27 / 40 mph 48 / 40°F 89% 1015 mb
Low level cloud: 99%
Mid level cloud: 80%
High level cloud: 45%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
09:00

NNE
NNE

 21 / 26 mph 51 / 44°F 80% 1019 mb
Low level cloud: 94%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

N
N

 18 / 22 mph 53 / 48°F 76% 1020 mb
Low level cloud: 83%
Mid level cloud: 48%
High level cloud: 94%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

N
N

 19 / 24 mph 54 / 49°F 73% 1021 mb
Low level cloud: 87%
Mid level cloud: 27%
High level cloud: 20%
Most Significant Cloud Type: low
98%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

N
N

 18 / 24 mph 53 / 48°F 71% 1022 mb
Low level cloud: 33%
Mid level cloud: 25%
High level cloud: 6%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

 15 / 20 mph 51 / 46°F 78% 1024 mb
Low level cloud: 34%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 22
Sep		00:00

NNE
NNE

 14 / 22 mph 49 / 43°F 73% 1024 mb
Low level cloud: 40%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: low
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

 12 / 19 mph 47 / 42°F 76% 1025 mb
Low level cloud: 52%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

 11 / 20 mph 47 / 42°F 74% 1025 mb
Low level cloud: 60%
Mid level cloud: 20%
High level cloud: 4%
Most Significant Cloud Type: low
67%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

N
N

 13 / 15 mph 53 / 48°F 61% 1026 mb
Low level cloud: 4%
Mid level cloud: 6%
High level cloud: 5%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

N
N

 11 / 13 mph 54 / 50°F 56% 1026 mb
Low level cloud: 18%
Mid level cloud: 12%
High level cloud: 5%
Most Significant Cloud Type: low
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

N
N

 11 / 13 mph 54 / 50°F 56% 1026 mb
Low level cloud: 7%
Mid level cloud: 3%
High level cloud: 5%
Most Significant Cloud Type: low
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNW
NNW

 9 / 13 mph 50 / 46°F 64% 1027 mb
Low level cloud: 12%
Mid level cloud: 8%
High level cloud: 12%
Most Significant Cloud Type: low
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNW
NNW

 6 / 11 mph 47 / 44°F 71% 1027 mb
Low level cloud: 19%
Mid level cloud: 6%
High level cloud: 36%
Most Significant Cloud Type: low
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Tue 23
Sep		00:00

NE
NE

 5 / 10 mph 55 / 54°F 69% 1025 mb
Low level cloud: 1%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
1%
0.0 In
06:00

ESE
ESE

 8 / 16 mph 54 / 51°F 86% 1014 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 100%
Most Significant Cloud Type: medium
23%
0.0 In
12:00

NNE
NNE

 8 / 16 mph 57 / 56°F 81% 1016 mb
Low level cloud: 81%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
96%
0.0 In
18:00

NNW
NNW

 5 / 10 mph 56 / 56°F 71% 1022 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 6%
Most Significant Cloud Type: medium
100%
0.0 In
Wed 24
Sep		00:00

ESE
ESE

 7 / 15 mph 52 / 50°F 91% 1026 mb
Low level cloud: 100%
Mid level cloud: 90%
High level cloud: 33%
Most Significant Cloud Type: low
100%
0.0 In
06:00

SSW
SSW

 3 / 6 mph 50 / 50°F 83% 1029 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 20%
Most Significant Cloud Type: medium
15%
0.0 In
12:00

NW
NW

 16 / 34 mph 57 / 53°F 89% 1023 mb
Low level cloud: 52%
Mid level cloud: 48%
High level cloud: 0%
Most Significant Cloud Type: low
68%
0.0 In
18:00

NE
NE

 10 / 22 mph 58 / 55°F 82% 1030 mb
Low level cloud: 13%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
13%
0.0 In
Thu 25
Sep		00:00

NW
NW

 15 / 31 mph 56 / 53°F 88% 1022 mb
Low level cloud: 85%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
90%
0.1 In
06:00

NE
NE

 5 / 11 mph 49 / 47°F 88% 1032 mb
Low level cloud: 53%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
54%
0.0 In
12:00

WNW
WNW

 9 / 20 mph 58 / 56°F 85% 1019 mb
Low level cloud: 79%
Mid level cloud: 21%
High level cloud: 2%
Most Significant Cloud Type: low
86%
0.0 In
18:00

NNE
NNE

 7 / 15 mph 56 / 54°F 81% 1032 mb
Low level cloud: 48%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
47%
0.0 In
Fri 26
Sep		00:00

SSE
SSE

 8 / 17 mph 52 / 50°F 89% 1012 mb
Low level cloud: 16%
Mid level cloud: 99%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
06:00

SSE
SSE

 6 / 12 mph 48 / 45°F 87% 1033 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
12:00

ESE
ESE

 16 / 34 mph 56 / 52°F 96% 997 mb
Low level cloud: 99%
Mid level cloud: 100%
High level cloud: 38%
Most Significant Cloud Type: low
100%
0.4 In
18:00

NE
NE

 4 / 8 mph 56 / 56°F 77% 1032 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Sat 27
Sep		00:00

NE
NE

 9 / 19 mph 52 / 49°F 93% 993 mb
Low level cloud: 99%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.3 In
06:00

SSE
SSE

 5 / 11 mph 48 / 46°F 78% 1031 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
12:00

NE
NE

 24 / 51 mph 53 / 46°F 88% 1002 mb
Low level cloud: 90%
Mid level cloud: 46%
High level cloud: 90%
Most Significant Cloud Type: low
100%
0.4 In
18:00

NW
NW

 1 / 2 mph 58 / 58°F 73% 1030 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 7%
Most Significant Cloud Type: high
7%
0.0 In
Sun 28
Sep		00:00

NE
NE

 19 / 41 mph 51 / 46°F 73% 1014 mb
Low level cloud: 34%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
34%
0.0 In
06:00

S
S

 5 / 11 mph 49 / 47°F 81% 1030 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
12:00

NNE
NNE

 15 / 32 mph 56 / 52°F 69% 1021 mb
Low level cloud: 72%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
75%
0.0 In
18:00

S
S

 1 / 3 mph 63 / 63°F 79% 1028 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 100%
Most Significant Cloud Type: medium
6%
0.0 In
Mon 29
Sep		00:00

ENE
ENE

 8 / 16 mph 51 / 48°F 90% 1027 mb
Low level cloud: 7%
Mid level cloud: 0%
High level cloud: 9%
Most Significant Cloud Type: low
7%
0.0 In
06:00

SSE
SSE

 10 / 20 mph 50 / 46°F 83% 1026 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 100%
Most Significant Cloud Type: medium
10%
0.0 In
12:00

NNE
NNE

 4 / 9 mph 61 / 61°F 63% 1027 mb
Low level cloud: 3%
Mid level cloud: 4%
High level cloud: 14%
Most Significant Cloud Type: low
5%
0.0 In
18:00

SSE
SSE

 9 / 20 mph 57 / 55°F 81% 1023 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 14%
Most Significant Cloud Type: medium
2%
0.0 In
Tue 30
Sep		00:00

SW
SW

 4 / 9 mph 52 / 51°F 80% 1026 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 100%
Most Significant Cloud Type: medium
8%
0.0 In
06:00

SSE
SSE

 11 / 22 mph 49 / 44°F 84% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 3%
Most Significant Cloud Type: high
3%
0.0 In
12:00

NW
NW

 10 / 21 mph 57 / 55°F 84% 1023 mb
Low level cloud: 87%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
18:00

S
S

 9 / 19 mph 58 / 57°F 70% 1021 mb
Low level cloud: 87%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
88%
0.0 In
Wed 01
Oct		00:00

NW
NW

 9 / 18 mph 54 / 51°F 89% 1022 mb
Low level cloud: 49%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
65%
0.1 In
06:00

WSW
WSW

 6 / 13 mph 60 / 60°F 87% 1024 mb
Low level cloud: 98%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
98%
0.0 In
12:00

NNE
NNE

 5 / 11 mph 60 / 60°F 68% 1025 mb
Low level cloud: 12%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: low
18%
0.0 In
18:00

SW
SW

 6 / 13 mph 60 / 60°F 84% 1028 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
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