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Eureka 14 Day Long Range Forecast

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

Missouri, United States Of America

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

Reviewing the forecast for Eureka Over the next 14 days and the average daytime maximum temperature will be around 29°C, with a high for the two weeks of 34°C expected on the afternoon of Tuesday 21st. The mean minimum temperature will be 17°C, dipping to its lowest on the morning of Friday 24th at 12°C. The next 14 days will have some days seeing a little precipitation and some days with rain. Current predictions suggest Tuesday 21st will have the most precipitation with an accumulation of around 18.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 17
May		15:00

SW
SW

 5 / 6 mph 81 / 79°F 67% 1007 mb
Low level cloud: 44%
Mid level cloud: 12%
High level cloud: 18%
Most Significant Cloud Type: low
50%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

S
S

 4 / 5 mph 76 / 77°F 88% 1007 mb
Low level cloud: 3%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
21%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

SSE
SSE

 3 / 6 mph 67 / 67°F 94% 1008 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
Sat 18
May		00:00

S
S

 4 / 8 mph 63 / 63°F 96% 1009 mb
Low level cloud: 3%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSW
SSW

 3 / 6 mph 61 / 61°F 96% 1009 mb
Low level cloud: 4%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSW
SSW

 2 / 4 mph 65 / 62°F 94% 1011 mb
Low level cloud: 10%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSW
SSW

 3 / 4 mph 78 / 78°F 71% 1011 mb
Low level cloud: 26%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: low
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

 2 / 2 mph 87 / 85°F 52% 1011 mb
Low level cloud: 33%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

 3 / 4 mph 88 / 85°F 47% 1010 mb
Low level cloud: 0%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: medium
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

N
N

 3 / 5 mph 83 / 83°F 68% 1011 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
21:00

E
E

 2 / 5 mph 72 / 76°F 80% 1013 mb
Low level cloud: 5%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 19
May		00:00

SSE
SSE

 3 / 6 mph 68 / 68°F 86% 1013 mb
Low level cloud: 16%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSW
SSW

 2 / 5 mph 65 / 65°F 91% 1014 mb
Low level cloud: 5%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SW
SW

 2 / 4 mph 69 / 66°F 89% 1015 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
09:00

SSE
SSE

 3 / 4 mph 82 / 82°F 62% 1015 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

 7 / 8 mph 87 / 87°F 48% 1014 mb
Low level cloud: 1%
Mid level cloud: 3%
High level cloud: 4%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SE
SE

 8 / 10 mph 88 / 88°F 46% 1012 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 1%
Most Significant Cloud Type: medium
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SE
SE

 11 / 15 mph 81 / 82°F 68% 1011 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSE
SSE

 5 / 10 mph 73 / 77°F 78% 1012 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 20
May		00:00

S
S

 6 / 12 mph 69 / 69°F 85% 1012 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 15%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSE
SSE

 7 / 15 mph 67 / 67°F 85% 1011 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 21%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

S
S

 7 / 12 mph 71 / 69°F 82% 1011 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 11%
Most Significant Cloud Type: medium
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSW
SSW

 9 / 10 mph 81 / 80°F 66% 1012 mb
Low level cloud: 0%
Mid level cloud: 47%
High level cloud: 19%
Most Significant Cloud Type: medium
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

 8 / 11 mph 80 / 80°F 70% 1011 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 9%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

S
S

 9 / 10 mph 89 / 88°F 49% 1009 mb
Low level cloud: 1%
Mid level cloud: 30%
High level cloud: 4%
Most Significant Cloud Type: medium
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSE
SSE

 7 / 11 mph 83 / 83°F 70% 1009 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: medium
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSE
SSE

 6 / 12 mph 73 / 77°F 86% 1009 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 21
May		00:00

SSE
SSE

 7 / 15 mph 71 / 71°F 84% 1009 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
03:00

SSE
SSE

 7 / 14 mph 70 / 70°F 82% 1008 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
06:00

S
S

 9 / 15 mph 72 / 76°F 80% 1008 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
09:00

S
S

 14 / 16 mph 84 / 86°F 60% 1007 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

 16 / 19 mph 92 / 94°F 43% 1005 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
15:00

SSW
SSW

 15 / 17 mph 93 / 96°F 43% 1003 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 14%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSW
SSW

 14 / 21 mph 86 / 88°F 56% 1002 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 3%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

 1 / 1 mph 70 / 70°F 99% 1003 mb
Low level cloud: 53%
Mid level cloud: 48%
High level cloud: 100%
Most Significant Cloud Type: low
81%
Expect 0.7 In of precipitation over the past 3 hours.
0.7 In
Wed 22
May		00:00

SSE
SSE

 3 / 6 mph 69 / 69°F 98% 1005 mb
Low level cloud: 49%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: low
77%
Expect 0.4 In of precipitation over the past 3 hours.
0.4 In
03:00

S
S

 6 / 12 mph 69 / 69°F 97% 1005 mb
Low level cloud: 26%
Mid level cloud: 48%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

S
S

 9 / 14 mph 73 / 75°F 95% 1005 mb
Low level cloud: 36%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SW
SW

 12 / 14 mph 84 / 87°F 66% 1005 mb
Low level cloud: 5%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

 15 / 17 mph 90 / 95°F 55% 1003 mb
Low level cloud: 30%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

 13 / 22 mph 82 / 86°F 82% 1004 mb
Low level cloud: 24%
Mid level cloud: 39%
High level cloud: 0%
Most Significant Cloud Type: low
37%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
18:00

NW
NW

 12 / 17 mph 69 / 69°F 87% 1006 mb
Low level cloud: 96%
Mid level cloud: 14%
High level cloud: 4%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

WNW
WNW

 9 / 12 mph 67 / 67°F 71% 1010 mb
Low level cloud: 28%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 23
May		00:00

NW
NW

 8 / 11 mph 61 / 61°F 84% 1012 mb
Low level cloud: 20%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NW
NW

 6 / 9 mph 56 / 55°F 92% 1014 mb
Low level cloud: 29%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

 5 / 6 mph 57 / 55°F 90% 1015 mb
Low level cloud: 82%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNW
NNW

 6 / 7 mph 64 / 64°F 69% 1017 mb
Low level cloud: 96%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNW
NNW

 6 / 7 mph 70 / 69°F 57% 1018 mb
Low level cloud: 92%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
93%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

N
N

 6 / 7 mph 72 / 69°F 57% 1018 mb
Low level cloud: 20%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNE
NNE

 4 / 4 mph 72 / 69°F 67% 1017 mb
Low level cloud: 16%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NE
NE

 4 / 6 mph 65 / 65°F 79% 1019 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 24
May		00:00

SSE
SSE

 5 / 11 mph 67 / 67°F 96% 1017 mb
Low level cloud: 24%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
27%
0.0 In
06:00

SSE
SSE

 8 / 16 mph 68 / 68°F 97% 1008 mb
Low level cloud: 41%
Mid level cloud: 49%
High level cloud: 10%
Most Significant Cloud Type: low
100%
0.0 In
12:00

S
S

 13 / 26 mph 83 / 87°F 63% 1005 mb
Low level cloud: 91%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
94%
0.0 In
18:00

SSW
SSW

 11 / 23 mph 90 / 102°F 64% 1006 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: medium
25%
0.0 In
Sat 25
May		00:00

SSE
SSE

 11 / 23 mph 72 / 76°F 89% 1008 mb
Low level cloud: 1%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
0.0 In
06:00

S
S

 5 / 11 mph 71 / 71°F 95% 1007 mb
Low level cloud: 4%
Mid level cloud: 46%
High level cloud: 54%
Most Significant Cloud Type: medium
57%
0.0 In
12:00

SSW
SSW

 11 / 23 mph 89 / 94°F 49% 1009 mb
Low level cloud: 0%
Mid level cloud: 39%
High level cloud: 0%
Most Significant Cloud Type: medium
38%
0.0 In
18:00

SSE
SSE

 12 / 25 mph 81 / 83°F 59% 1010 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 34%
Most Significant Cloud Type: medium
14%
0.0 In
Sun 26
May		00:00

SSW
SSW

 6 / 13 mph 80 / 84°F 70% 1010 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 20%
Most Significant Cloud Type: medium
14%
0.0 In
06:00

SSW
SSW

 10 / 21 mph 71 / 71°F 93% 1010 mb
Low level cloud: 9%
Mid level cloud: 10%
High level cloud: 32%
Most Significant Cloud Type: low
15%
0.1 In
12:00

SSW
SSW

 10 / 21 mph 92 / 96°F 43% 1009 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 2%
Most Significant Cloud Type: medium
46%
0.0 In
18:00

SSW
SSW

 5 / 11 mph 83 / 89°F 67% 1009 mb
Low level cloud: 4%
Mid level cloud: 63%
High level cloud: 3%
Most Significant Cloud Type: medium
74%
0.0 In
Mon 27
May		00:00

W
W

 6 / 12 mph 72 / 77°F 97% 1011 mb
Low level cloud: 20%
Mid level cloud: 44%
High level cloud: 90%
Most Significant Cloud Type: low
45%
0.1 In
06:00

NNW
NNW

 2 / 4 mph 69 / 69°F 95% 1014 mb
Low level cloud: 39%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
41%
0.6 In
12:00

WSW
WSW

 7 / 14 mph 86 / 92°F 65% 1012 mb
Low level cloud: 42%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
57%
0.3 In
18:00

NNE
NNE

 8 / 17 mph 74 / 78°F 88% 1013 mb
Low level cloud: 68%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
83%
0.1 In
Tue 28
May		00:00

N
N

 8 / 16 mph 67 / 67°F 99% 1014 mb
Low level cloud: 93%
Mid level cloud: 23%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.8 In
06:00

ENE
ENE

 6 / 13 mph 66 / 66°F 86% 1015 mb
Low level cloud: 48%
Mid level cloud: 45%
High level cloud: 41%
Most Significant Cloud Type: low
69%
0.1 In
12:00

ENE
ENE

 7 / 15 mph 68 / 68°F 79% 1019 mb
Low level cloud: 99%
Mid level cloud: 46%
High level cloud: 34%
Most Significant Cloud Type: low
100%
0.0 In
18:00

E
E

 6 / 12 mph 68 / 68°F 94% 1015 mb
Low level cloud: 25%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: low
34%
0.8 In
Wed 29
May		00:00

N
N

 8 / 17 mph 62 / 62°F 97% 1018 mb
Low level cloud: 92%
Mid level cloud: 85%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.7 In
06:00

NE
NE

 4 / 7 mph 65 / 65°F 93% 1015 mb
Low level cloud: 1%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: medium
27%
0.0 In
12:00

NNE
NNE

 11 / 22 mph 72 / 72°F 53% 1021 mb
Low level cloud: 59%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
63%
0.0 In
18:00

N
N

 6 / 13 mph 61 / 61°F 97% 1016 mb
Low level cloud: 62%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
77%
0.2 In
Thu 30
May		00:00

ESE
ESE

 1 / 2 mph 65 / 65°F 82% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

WNW
WNW

 6 / 12 mph 58 / 57°F 96% 1017 mb
Low level cloud: 25%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
28%
0.0 In
12:00

ESE
ESE

 7 / 16 mph 78 / 79°F 43% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
18:00

WNW
WNW

 8 / 17 mph 71 / 71°F 69% 1014 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
0.0 In
Fri 31
May		00:00

SE
SE

 4 / 9 mph 67 / 67°F 86% 1023 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 3%
Most Significant Cloud Type: high
3%
0.0 In
06:00

WNW
WNW

 4 / 10 mph 60 / 60°F 91% 1016 mb
Low level cloud: 29%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
34%
0.0 In
12:00

SSE
SSE

 8 / 16 mph 80 / 81°F 49% 1023 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 64%
Most Significant Cloud Type: medium
4%
0.0 In
18:00

NNW
NNW

 7 / 16 mph 70 / 70°F 61% 1018 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
0.0 In
Sat 01
Jun		00:00

SE
SE

 5 / 11 mph 68 / 68°F 90% 1021 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 4%
Most Significant Cloud Type: medium
3%
0.0 In
06:00

NW
NW

 5 / 10 mph 55 / 55°F 87% 1023 mb
Low level cloud: 27%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
32%
0.0 In
12:00

SE
SE

 7 / 14 mph 74 / 77°F 73% 1021 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: medium
47%
0.0 In
18:00

NNW
NNW

 5 / 11 mph 72 / 72°F 64% 1023 mb
Low level cloud: 2%
Mid level cloud: 3%
High level cloud: 0%
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