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Garden City 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Garden City

New York, United States Of America

Long range weather outlook for Garden City includes 14 day forecast summary:

For Garden City in the coming two weeks the average daytime maximum temperature will be around 27°C, with a high for the two weeks of 31°C expected on the afternoon of Sunday 15th. The average minimum temperature will be 19°C, dipping to its lowest on the morning of Monday 9th at 16°C. Expect the following 14 days ahead to have some days seeing a little precipitation and some days with rain. The current forecast indicates Tuesday 10th will have the most precipitation with an accumulation of around 10.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 06
Jun		01:00

WSW
WSW

 8 / 11 mph 74 / 77°F 81% 1014 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 32%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SW
SW

 5 / 10 mph 70 / 70°F 84% 1014 mb
Low level cloud: 2%
Mid level cloud: 39%
High level cloud: 21%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

SE
SE

 1 / 2 mph 78 / 77°F 77% 1014 mb
Low level cloud: 1%
Mid level cloud: 46%
High level cloud: 95%
Most Significant Cloud Type: medium
51%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

S
S

 8 / 9 mph 82 / 82°F 59% 1013 mb
Low level cloud: 0%
Mid level cloud: 20%
High level cloud: 16%
Most Significant Cloud Type: medium
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

S
S

 12 / 13 mph 82 / 82°F 57% 1012 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 16%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSW
SSW

 15 / 19 mph 79 / 80°F 65% 1011 mb
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 36%
Most Significant Cloud Type: medium
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SSW
SSW

 10 / 14 mph 75 / 77°F 73% 1012 mb
Low level cloud: 5%
Mid level cloud: 44%
High level cloud: 32%
Most Significant Cloud Type: medium
60%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
22:00

S
S

 9 / 12 mph 69 / 69°F 85% 1011 mb
Low level cloud: 6%
Mid level cloud: 46%
High level cloud: 59%
Most Significant Cloud Type: medium
64%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 07
Jun		16:00

W
W

 4 / 5 mph 74 / 76°F 72% 1007 mb
Low level cloud: 80%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: low
90%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

N
N

 5 / 6 mph 73 / 76°F 85% 1009 mb
Low level cloud: 73%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: low
81%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

NNE
NNE

 7 / 8 mph 69 / 69°F 91% 1010 mb
Low level cloud: 50%
Mid level cloud: 3%
High level cloud: 31%
Most Significant Cloud Type: low
54%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 08
Jun		01:00

NNE
NNE

 5 / 6 mph 66 / 66°F 88% 1010 mb
Low level cloud: 5%
Mid level cloud: 3%
High level cloud: 33%
Most Significant Cloud Type: low
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

N
N

 5 / 8 mph 63 / 64°F 86% 1011 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 14%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

NE
NE

 6 / 7 mph 69 / 66°F 72% 1012 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 7%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

E
E

 6 / 7 mph 78 / 77°F 42% 1012 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 13%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SE
SE

 10 / 11 mph 77 / 77°F 45% 1012 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 1%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SE
SE

 12 / 13 mph 75 / 77°F 52% 1012 mb
Low level cloud: 0%
Mid level cloud: 43%
High level cloud: 98%
Most Significant Cloud Type: medium
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

ESE
ESE

 11 / 13 mph 68 / 67°F 74% 1013 mb
Low level cloud: 13%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: medium
84%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

ESE
ESE

 11 / 13 mph 64 / 64°F 80% 1013 mb
Low level cloud: 9%
Mid level cloud: 8%
High level cloud: 100%
Most Significant Cloud Type: medium
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 09
Jun		01:00

E
E

 9 / 11 mph 62 / 62°F 87% 1012 mb
Low level cloud: 50%
Mid level cloud: 20%
High level cloud: 73%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

E
E

 9 / 11 mph 61 / 61°F 86% 1012 mb
Low level cloud: 95%
Mid level cloud: 21%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

ENE
ENE

 8 / 10 mph 63 / 63°F 81% 1013 mb
Low level cloud: 98%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

E
E

 6 / 8 mph 73 / 69°F 65% 1014 mb
Low level cloud: 53%
Mid level cloud: 53%
High level cloud: 0%
Most Significant Cloud Type: low
70%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

SE
SE

 4 / 4 mph 76 / 76°F 61% 1013 mb
Low level cloud: 33%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

SSE
SSE

 7 / 8 mph 74 / 76°F 64% 1013 mb
Low level cloud: 5%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

SSE
SSE

 7 / 9 mph 72 / 70°F 78% 1014 mb
Low level cloud: 3%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SSE
SSE

 7 / 8 mph 66 / 66°F 85% 1014 mb
Low level cloud: 22%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 10
Jun		01:00

SSE
SSE

 5 / 7 mph 64 / 64°F 89% 1014 mb
Low level cloud: 51%
Mid level cloud: 6%
High level cloud: 2%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

SE
SE

 7 / 10 mph 63 / 63°F 93% 1013 mb
Low level cloud: 82%
Mid level cloud: 24%
High level cloud: 89%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

ESE
ESE

 9 / 13 mph 65 / 64°F 92% 1013 mb
Low level cloud: 79%
Mid level cloud: 28%
High level cloud: 82%
Most Significant Cloud Type: low
98%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

ESE
ESE

 13 / 20 mph 68 / 68°F 92% 1010 mb
Low level cloud: 75%
Mid level cloud: 24%
High level cloud: 72%
Most Significant Cloud Type: low
92%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
13:00

SSW
SSW

 7 / 11 mph 67 / 67°F 96% 1009 mb
Low level cloud: 90%
Mid level cloud: 67%
High level cloud: 99%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
16:00

SW
SW

 10 / 14 mph 73 / 76°F 87% 1008 mb
Low level cloud: 84%
Mid level cloud: 30%
High level cloud: 32%
Most Significant Cloud Type: low
98%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
19:00

WSW
WSW

 7 / 11 mph 75 / 76°F 89% 1010 mb
Low level cloud: 8%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

SW
SW

 6 / 10 mph 70 / 70°F 97% 1011 mb
Low level cloud: 18%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 11
Jun		01:00

SW
SW

 7 / 14 mph 68 / 68°F 96% 1011 mb
Low level cloud: 3%
Mid level cloud: 20%
High level cloud: 0%
Most Significant Cloud Type: medium
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

W
W

 10 / 15 mph 67 / 67°F 84% 1012 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
07:00

W
W

 12 / 16 mph 68 / 66°F 68% 1014 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
10:00

WNW
WNW

 12 / 13 mph 76 / 77°F 47% 1015 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 31%
Most Significant Cloud Type: high
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

W
W

 9 / 11 mph 81 / 78°F 38% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 11%
Most Significant Cloud Type: high
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

WSW
WSW

 7 / 9 mph 83 / 80°F 39% 1014 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

NW
NW

 6 / 8 mph 82 / 80°F 48% 1015 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

WNW
WNW

 5 / 6 mph 76 / 78°F 56% 1016 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 12
Jun		01:00

NW
NW

 6 / 9 mph 72 / 76°F 62% 1017 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

NW
NW

 5 / 8 mph 69 / 69°F 66% 1017 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
07:00

WNW
WNW

 6 / 8 mph 74 / 76°F 57% 1018 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

W
W

 7 / 8 mph 81 / 79°F 41% 1017 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
13:00

WSW
WSW

 9 / 10 mph 86 / 82°F 35% 1015 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
16:00

SW
SW

 12 / 14 mph 85 / 83°F 39% 1013 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

WSW
WSW

 9 / 13 mph 83 / 82°F 46% 1014 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
22:00

W
W

 11 / 15 mph 78 / 80°F 57% 1014 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 13
Jun		01:00

WSW
WSW

 5 / 11 mph 81 / 85°F 71% 1017 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
0.0 In
07:00

NNW
NNW

 4 / 6 mph 79 / 80°F 56% 1020 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
0.0 In
13:00

SSW
SSW

 11 / 22 mph 82 / 84°F 54% 1018 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 32%
Most Significant Cloud Type: medium
27%
0.0 In
19:00

S
S

 9 / 16 mph 76 / 80°F 87% 1015 mb
Low level cloud: 50%
Mid level cloud: 32%
High level cloud: 50%
Most Significant Cloud Type: low
66%
0.0 In
Sat 14
Jun		01:00

SW
SW

 7 / 14 mph 76 / 79°F 66% 1013 mb
Low level cloud: 0%
Mid level cloud: 77%
High level cloud: 32%
Most Significant Cloud Type: medium
77%
0.0 In
07:00

ESE
ESE

 4 / 9 mph 76 / 78°F 64% 1017 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 62%
Most Significant Cloud Type: medium
25%
0.0 In
13:00

S
S

 8 / 15 mph 83 / 83°F 41% 1020 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 13%
Most Significant Cloud Type: medium
10%
0.0 In
19:00

SSW
SSW

 12 / 26 mph 82 / 87°F 68% 1014 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 77%
Most Significant Cloud Type: medium
5%
0.0 In
Sun 15
Jun		01:00

S
S

 4 / 9 mph 73 / 77°F 81% 1021 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: medium
49%
0.0 In
07:00

W
W

 6 / 12 mph 81 / 85°F 67% 1015 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 4%
Most Significant Cloud Type: medium
23%
0.0 In
13:00

S
S

 4 / 9 mph 75 / 79°F 84% 1023 mb
Low level cloud: 74%
Mid level cloud: 71%
High level cloud: 1%
Most Significant Cloud Type: low
98%
0.1 In
19:00

SW
SW

 2 / 4 mph 82 / 88°F 73% 1014 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 84%
Most Significant Cloud Type: medium
50%
0.0 In
Mon 16
Jun		01:00

S
S

 5 / 11 mph 71 / 71°F 92% 1020 mb
Low level cloud: 51%
Mid level cloud: 28%
High level cloud: 12%
Most Significant Cloud Type: low
62%
0.0 In
07:00

E
E

 9 / 18 mph 65 / 65°F 92% 1016 mb
Low level cloud: 92%
Mid level cloud: 51%
High level cloud: 38%
Most Significant Cloud Type: low
100%
0.3 In
13:00

S
S

 11 / 23 mph 80 / 83°F 70% 1017 mb
Low level cloud: 63%
Mid level cloud: 16%
High level cloud: 21%
Most Significant Cloud Type: low
70%
0.0 In
19:00

E
E

 9 / 19 mph 64 / 64°F 94% 1015 mb
Low level cloud: 100%
Mid level cloud: 59%
High level cloud: 82%
Most Significant Cloud Type: low
100%
0.4 In
Tue 17
Jun		01:00

SSW
SSW

 8 / 17 mph 74 / 78°F 96% 1013 mb
Low level cloud: 39%
Mid level cloud: 51%
High level cloud: 86%
Most Significant Cloud Type: low
66%
0.3 In
07:00

NNE
NNE

 4 / 8 mph 67 / 67°F 97% 1012 mb
Low level cloud: 98%
Mid level cloud: 21%
High level cloud: 4%
Most Significant Cloud Type: low
100%
0.1 In
13:00

WSW
WSW

 12 / 25 mph 90 / 96°F 48% 1009 mb
Low level cloud: 4%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
57%
0.0 In
19:00

SSE
SSE

 9 / 18 mph 74 / 78°F 83% 1009 mb
Low level cloud: 24%
Mid level cloud: 15%
High level cloud: 15%
Most Significant Cloud Type: low
31%
0.0 In
Wed 18
Jun		01:00

SW
SW

 11 / 23 mph 80 / 85°F 78% 1004 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 20%
Most Significant Cloud Type: medium
6%
0.0 In
07:00

WNW
WNW

 12 / 26 mph 72 / 76°F 70% 1010 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.1 In
13:00

NW
NW

 17 / 35 mph 80 / 80°F 41% 1006 mb
Low level cloud: 4%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
7%
0.0 In
19:00

NNW
NNW

 12 / 26 mph 81 / 82°F 49% 1009 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 13%
Most Significant Cloud Type: high
13%
0.0 In
Thu 19
Jun		01:00

WNW
WNW

 12 / 25 mph 71 / 71°F 60% 1005 mb
Low level cloud: 2%
Mid level cloud: 11%
High level cloud: 2%
Most Significant Cloud Type: medium
16%
0.0 In
07:00

WNW
WNW

 7 / 15 mph 76 / 78°F 59% 1009 mb
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: medium
30%
0.0 In
13:00

NNW
NNW

 15 / 32 mph 79 / 80°F 45% 1003 mb
Low level cloud: 12%
Mid level cloud: 72%
High level cloud: 8%
Most Significant Cloud Type: medium
100%
0.0 In
19:00

NNW
NNW

 5 / 10 mph 84 / 87°F 57% 1006 mb
Low level cloud: 39%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
54%
0.0 In
Fri 20
Jun		01:00

N
N

 8 / 16 mph 71 / 71°F 71% 1006 mb
Low level cloud: 83%
Mid level cloud: 49%
High level cloud: 1%
Most Significant Cloud Type: low
100%
0.0 In
07:00

NE
NE

 13 / 26 mph 70 / 71°F 66% 1009 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
0.0 In
13:00

SSE
SSE

 6 / 13 mph 75 / 78°F 62% 1005 mb
Low level cloud: 89%
Mid level cloud: 78%
High level cloud: 3%
Most Significant Cloud Type: low
100%
0.0 In
19:00

SSE
SSE

 9 / 18 mph 76 / 78°F 61% 1010 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
9%
0.0 In
Sat 21
Jun		01:00

SE
SE

 8 / 16 mph 68 / 68°F 88% 1003 mb
Low level cloud: 86%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.1 In
07:00

SSW
SSW

 7 / 15 mph 74 / 78°F 71% 1011 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 33%
Most Significant Cloud Type: medium
5%
0.0 In
13:00

NNE
NNE

 3 / 6 mph 72 / 77°F 81% 1001 mb
Low level cloud: 63%
Mid level cloud: 39%
High level cloud: 1%
Most Significant Cloud Type: low
76%
0.0 In
19:00

S
S

 14 / 29 mph 72 / 76°F 68% 1009 mb
Low level cloud: 20%
Mid level cloud: 43%
High level cloud: 83%
Most Significant Cloud Type: low
44%
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