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Pattishall 14 Day Long Range Forecast

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

Northamptonshire, United Kingdom

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

The outlook for Pattishall in the two weeks ahead shows the average daytime maximum temperature will be around 18°C, with a high for the two weeks of 20°C expected on the afternoon of Monday 27th. The mean minimum temperature will be 9°C, dipping to its lowest on the morning of Monday 20th at 6°C. Expect the following 14 days ahead to have some days seeing a little precipitation and some days with rain. Predictions are Wednesday 22nd will have the most precipitation with an accumulation of around 5.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityCloud AmountPrecip AmountWeather
Sun 19
May		00:00

N
N

 6 / 12 kts 49 / 46°F 93%
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 5%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

 6 / 13 kts 45 / 41°F 95%
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
06:00

NNE
NNE

 8 / 14 kts 50 / 45°F 91%
Low level cloud: 1%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: medium
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NE
NE

 10 / 12 kts 61 / 60°F 75%
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 2%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NE
NE

 10 / 11 kts 66 / 65°F 67%
Low level cloud: 1%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NE
NE

 10 / 12 kts 66 / 65°F 66%
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
18:00

NE
NE

 9 / 12 kts 62 / 61°F 78%
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

 6 / 10 kts 53 / 51°F 90%
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
Mon 20
May		00:00

NNE
NNE

 6 / 13 kts 47 / 43°F 90%
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
03:00

NNE
NNE

 6 / 13 kts 43 / 39°F 96%
Low level cloud: 10%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

 8 / 12 kts 47 / 42°F 96%
Low level cloud: 87%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

 10 / 12 kts 54 / 50°F 87%
Low level cloud: 99%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NE
NE

 10 / 12 kts 60 / 60°F 77%
Low level cloud: 100%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NE
NE

 10 / 13 kts 61 / 61°F 74%
Low level cloud: 74%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

 9 / 12 kts 58 / 55°F 81%
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NE
NE

 6 / 12 kts 47 / 42°F 92%
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 2%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 21
May		00:00

NNE
NNE

 6 / 13 kts 45 / 40°F 82%
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: medium
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

 6 / 11 kts 47 / 43°F 78%
Low level cloud: 1%
Mid level cloud: 53%
High level cloud: 0%
Most Significant Cloud Type: medium
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

 6 / 8 kts 48 / 44°F 83%
Low level cloud: 12%
Mid level cloud: 45%
High level cloud: 78%
Most Significant Cloud Type: medium
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

 7 / 8 kts 54 / 51°F 83%
Low level cloud: 56%
Mid level cloud: 23%
High level cloud: 100%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

 6 / 7 kts 59 / 59°F 80%
Low level cloud: 99%
Mid level cloud: 68%
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

N
N

 5 / 6 kts 59 / 59°F 84%
Low level cloud: 84%
Mid level cloud: 68%
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

NNW
NNW

 4 / 5 kts 58 / 58°F 92%
Low level cloud: 77%
Mid level cloud: 95%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

N
N

 4 / 7 kts 56 / 55°F 95%
Low level cloud: 59%
Mid level cloud: 75%
High level cloud: 100%
Most Significant Cloud Type: low
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 22
May		00:00

N
N

 4 / 6 kts 54 / 53°F 98%
Low level cloud: 86%
Mid level cloud: 80%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NW
NW

 5 / 8 kts 53 / 51°F 99%
Low level cloud: 89%
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
06:00

NW
NW

 7 / 10 kts 54 / 52°F 99%
Low level cloud: 93%
Mid level cloud: 54%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WNW
WNW

 9 / 12 kts 57 / 54°F 95%
Low level cloud: 87%
Mid level cloud: 83%
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

WNW
WNW

 12 / 16 kts 55 / 51°F 96%
Low level cloud: 81%
Mid level cloud: 59%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

WNW
WNW

 12 / 15 kts 59 / 55°F 87%
Low level cloud: 50%
Mid level cloud: 99%
High level cloud: 19%
Most Significant Cloud Type: low
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

 8 / 13 kts 60 / 57°F 85%
Low level cloud: 45%
Mid level cloud: 73%
High level cloud: 6%
Most Significant Cloud Type: low
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

W
W

 8 / 14 kts 55 / 51°F 95%
Low level cloud: 25%
Mid level cloud: 25%
High level cloud: 100%
Most Significant Cloud Type: low
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 23
May		00:00

WSW
WSW

 8 / 16 kts 50 / 46°F 95%
Low level cloud: 11%
Mid level cloud: 14%
High level cloud: 84%
Most Significant Cloud Type: low
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

 8 / 15 kts 49 / 45°F 98%
Low level cloud: 66%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SW
SW

 10 / 14 kts 53 / 49°F 96%
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
09:00

WSW
WSW

 11 / 13 kts 58 / 54°F 89%
Low level cloud: 76%
Mid level cloud: 32%
High level cloud: 0%
Most Significant Cloud Type: low
87%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

 10 / 11 kts 60 / 60°F 77%
Low level cloud: 94%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

 10 / 13 kts 62 / 62°F 85%
Low level cloud: 90%
Mid level cloud: 32%
High level cloud: 2%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SW
SW

 8 / 11 kts 61 / 60°F 89%
Low level cloud: 18%
Mid level cloud: 17%
High level cloud: 6%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WSW
WSW

 5 / 11 kts 53 / 50°F 94%
Low level cloud: 31%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 24
May		00:00

WSW
WSW

 4 / 8 kts 49 / 47°F 94%
Low level cloud: 20%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

 2 / 6 kts 47 / 46°F 95%
Low level cloud: 37%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SW
SW

 3 / 4 kts 52 / 50°F 93%
Low level cloud: 23%
Mid level cloud: 6%
High level cloud: 3%
Most Significant Cloud Type: low
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SW
SW

 4 / 5 kts 61 / 58°F 76%
Low level cloud: 53%
Mid level cloud: 3%
High level cloud: 3%
Most Significant Cloud Type: low
54%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

 4 / 5 kts 63 / 62°F 68%
Low level cloud: 73%
Mid level cloud: 3%
High level cloud: 9%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

W
W

 4 / 5 kts 63 / 61°F 78%
Low level cloud: 70%
Mid level cloud: 4%
High level cloud: 19%
Most Significant Cloud Type: low
73%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

 1 / 2 kts 64 / 61°F 77%
Low level cloud: 39%
Mid level cloud: 4%
High level cloud: 17%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

 0 / 1 kts 54 / 53°F 84%
Low level cloud: 18%
Mid level cloud: 3%
High level cloud: 3%
Most Significant Cloud Type: low
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 25
May		00:00

SW
SW

 0 / 0 kts 50 / 50°F 87%
Low level cloud: 1%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NW
NW

 1 / 2 kts 48 / 47°F 87%
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNW
NNW

 1 / 2 kts 55 / 54°F 85%
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
09:00

E
E

 4 / 4 kts 64 / 62°F 78%
Low level cloud: 38%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: low
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

ESE
ESE

 4 / 6 kts 66 / 63°F 80%
Low level cloud: 40%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: low
55%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

E
E

 5 / 6 kts 66 / 64°F 80%
Low level cloud: 23%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: low
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

 4 / 6 kts 66 / 64°F 84%
Low level cloud: 9%
Mid level cloud: 23%
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

ENE
ENE

 6 / 12 kts 58 / 55°F 97%
Low level cloud: 32%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: low
40%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityCloud AmountPrecip AmountWeather
Sun 26
May		00:00

E
E

 5 / 12 kts 53 / 51°F 97%
Low level cloud: 13%
Mid level cloud: 48%
High level cloud: 100%
Most Significant Cloud Type: medium
88%
0.0 In
06:00

SE
SE

 4 / 10 kts 54 / 53°F 86%
Low level cloud: 31%
Mid level cloud: 90%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
12:00

S
S

 9 / 19 kts 63 / 63°F 71%
Low level cloud: 20%
Mid level cloud: 7%
High level cloud: 100%
Most Significant Cloud Type: low
34%
0.0 In
18:00

ESE
ESE

 7 / 16 kts 65 / 65°F 86%
Low level cloud: 0%
Mid level cloud: 60%
High level cloud: 100%
Most Significant Cloud Type: medium
64%
0.0 In
Mon 27
May		00:00

SSW
SSW

 6 / 13 kts 51 / 48°F 98%
Low level cloud: 27%
Mid level cloud: 12%
High level cloud: 1%
Most Significant Cloud Type: low
100%
0.0 In
06:00

NNE
NNE

 9 / 20 kts 54 / 51°F 97%
Low level cloud: 90%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: low
99%
0.0 In
12:00

SW
SW

 12 / 27 kts 62 / 62°F 70%
Low level cloud: 64%
Mid level cloud: 46%
High level cloud: 98%
Most Significant Cloud Type: low
91%
0.0 In
18:00

NE
NE

 13 / 27 kts 63 / 63°F 88%
Low level cloud: 15%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: low
21%
0.0 In
Tue 28
May		00:00

SW
SW

 13 / 27 kts 55 / 51°F 94%
Low level cloud: 57%
Mid level cloud: 52%
High level cloud: 0%
Most Significant Cloud Type: low
74%
0.1 In
06:00

NNE
NNE

 10 / 22 kts 55 / 51°F 93%
Low level cloud: 57%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
59%
0.0 In
12:00

WSW
WSW

 15 / 33 kts 60 / 60°F 74%
Low level cloud: 37%
Mid level cloud: 15%
High level cloud: 100%
Most Significant Cloud Type: low
53%
0.0 In
18:00

NE
NE

 11 / 23 kts 63 / 63°F 88%
Low level cloud: 54%
Mid level cloud: 5%
High level cloud: 52%
Most Significant Cloud Type: low
62%
0.0 In
Wed 29
May		00:00

WSW
WSW

 7 / 16 kts 56 / 54°F 99%
Low level cloud: 96%
Mid level cloud: 70%
High level cloud: 7%
Most Significant Cloud Type: low
100%
0.1 In
06:00

NNE
NNE

 10 / 21 kts 55 / 52°F 93%
Low level cloud: 99%
Mid level cloud: 12%
High level cloud: 36%
Most Significant Cloud Type: low
100%
0.0 In
12:00

WSW
WSW

 12 / 25 kts 62 / 62°F 70%
Low level cloud: 67%
Mid level cloud: 9%
High level cloud: 20%
Most Significant Cloud Type: low
72%
0.1 In
18:00

NE
NE

 10 / 22 kts 66 / 65°F 90%
Low level cloud: 40%
Mid level cloud: 46%
High level cloud: 32%
Most Significant Cloud Type: low
60%
0.0 In
Thu 30
May		00:00

WSW
WSW

 7 / 16 kts 48 / 44°F 97%
Low level cloud: 33%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
38%
0.1 In
06:00

NNE
NNE

 13 / 28 kts 54 / 50°F 93%
Low level cloud: 61%
Mid level cloud: 12%
High level cloud: 99%
Most Significant Cloud Type: low
76%
0.0 In
12:00

NW
NW

 5 / 11 kts 64 / 64°F 70%
Low level cloud: 43%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
46%
0.0 In
18:00

NE
NE

 15 / 33 kts 53 / 48°F 84%
Low level cloud: 61%
Mid level cloud: 46%
High level cloud: 62%
Most Significant Cloud Type: low
84%
0.0 In
Fri 31
May		00:00

NNW
NNW

 3 / 8 kts 53 / 52°F 90%
Low level cloud: 59%
Mid level cloud: 27%
High level cloud: 27%
Most Significant Cloud Type: low
71%
0.1 In
06:00

NNE
NNE

 10 / 21 kts 48 / 43°F 73%
Low level cloud: 59%
Mid level cloud: 100%
High level cloud: 32%
Most Significant Cloud Type: low
97%
0.0 In
12:00

WSW
WSW

 3 / 6 kts 66 / 66°F 64%
Low level cloud: 27%
Mid level cloud: 46%
High level cloud: 33%
Most Significant Cloud Type: low
46%
0.0 In
18:00

N
N

 8 / 18 kts 50 / 46°F 76%
Low level cloud: 73%
Mid level cloud: 0%
High level cloud: 99%
Most Significant Cloud Type: low
84%
0.0 In
Sat 01
Jun		00:00

ESE
ESE

 1 / 2 kts 55 / 55°F 93%
Low level cloud: 54%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
06:00

NW
NW

 6 / 13 kts 47 / 44°F 82%
Low level cloud: 1%
Mid level cloud: 0%
High level cloud: 11%
Most Significant Cloud Type: high
11%
0.0 In
12:00

SW
SW

 10 / 21 kts 64 / 64°F 94%
Low level cloud: 98%
Mid level cloud: 56%
High level cloud: 73%
Most Significant Cloud Type: low
100%
0.3 In
18:00

W
W

 5 / 11 kts 60 / 60°F 81%
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 44%
Most Significant Cloud Type: medium
22%
0.0 In
Sun 02
Jun		00:00

S
S

 5 / 12 kts 59 / 58°F 99%
Low level cloud: 72%
Mid level cloud: 13%
High level cloud: 42%
Most Significant Cloud Type: low
81%
0.0 In
06:00

W
W

 4 / 10 kts 52 / 51°F 88%
Low level cloud: 7%
Mid level cloud: 4%
High level cloud: 52%
Most Significant Cloud Type: low
14%
0.0 In
12:00

WSW
WSW

 14 / 29 kts 69 / 69°F 84%
Low level cloud: 71%
Mid level cloud: 14%
High level cloud: 17%
Most Significant Cloud Type: low
78%
0.1 In
18:00

W
W

 3 / 6 kts 63 / 63°F 82%
Low level cloud: 47%
Mid level cloud: 46%
High level cloud: 11%
Most Significant Cloud Type: low
64%
0.1 In
Mon 03
Jun		00:00

WSW
WSW

 16 / 35 kts 56 / 52°F 73%
Low level cloud: 93%
Mid level cloud: 8%
High level cloud: 97%
Most Significant Cloud Type: low
100%
0.0 In
06:00

WNW
WNW

 6 / 12 kts 51 / 49°F 89%
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 7%
Most Significant Cloud Type: medium
4%
0.0 In
12:00

SW
SW

 15 / 33 kts 64 / 64°F 72%
Low level cloud: 81%
Mid level cloud: 18%
High level cloud: 89%
Most Significant Cloud Type: low
97%
0.0 In
18:00

WSW
WSW

 4 / 9 kts 63 / 63°F 84%
Low level cloud: 29%
Mid level cloud: 44%
High level cloud: 32%
Most Significant Cloud Type: low
48%
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