Fast Forecast

WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Quarrington Hill 14 Day Long Range Forecast

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

Durham County, United Kingdom

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

Over the next 14 days the Quarrington Hill forecast suggests the average daytime maximum temperature will be around 19°C, with a high for the two weeks of 25°C expected on the afternoon of Tuesday 25th. The mean minimum temperature will be 10°C, dipping to its lowest on the morning of Saturday 15th at 7°C. Expect the following 14 days ahead to have some days seeing a little precipitation and some days with rain. It looks like Monday 17th will have the most precipitation with an accumulation of around 8.0mm. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 15
Jun		18:00

SW
SW

 5 / 7 mph 54 / 52°F 95% 995 mb
Low level cloud: 89%
Mid level cloud: 100%
High level cloud: 97%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

WNW
WNW

 6 / 9 mph 52 / 49°F 92% 996 mb
Low level cloud: 30%
Mid level cloud: 89%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 16
Jun		00:00

W
W

 6 / 10 mph 48 / 46°F 93% 996 mb
Low level cloud: 5%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

 5 / 10 mph 44 / 41°F 93% 996 mb
Low level cloud: 18%
Mid level cloud: 46%
High level cloud: 93%
Most Significant Cloud Type: low
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SW
SW

 4 / 6 mph 50 / 48°F 88% 997 mb
Low level cloud: 5%
Mid level cloud: 20%
High level cloud: 100%
Most Significant Cloud Type: medium
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WSW
WSW

 9 / 10 mph 60 / 57°F 73% 997 mb
Low level cloud: 34%
Mid level cloud: 31%
High level cloud: 31%
Most Significant Cloud Type: low
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

 11 / 15 mph 62 / 61°F 70% 997 mb
Low level cloud: 53%
Mid level cloud: 44%
High level cloud: 7%
Most Significant Cloud Type: low
69%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

WSW
WSW

 14 / 19 mph 58 / 55°F 79% 999 mb
Low level cloud: 13%
Mid level cloud: 60%
High level cloud: 39%
Most Significant Cloud Type: medium
97%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
18:00

SW
SW

 12 / 17 mph 53 / 49°F 91% 1000 mb
Low level cloud: 53%
Mid level cloud: 84%
High level cloud: 99%
Most Significant Cloud Type: low
93%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

SSW
SSW

 9 / 15 mph 52 / 48°F 92% 1001 mb
Low level cloud: 96%
Mid level cloud: 98%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 17
Jun		00:00

SSW
SSW

 6 / 9 mph 51 / 49°F 96% 1002 mb
Low level cloud: 72%
Mid level cloud: 98%
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

NW
NW

 4 / 8 mph 50 / 49°F 96% 1003 mb
Low level cloud: 68%
Mid level cloud: 49%
High level cloud: 0%
Most Significant Cloud Type: low
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

 7 / 9 mph 54 / 50°F 91% 1005 mb
Low level cloud: 39%
Mid level cloud: 19%
High level cloud: 6%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NW
NW

 5 / 6 mph 63 / 59°F 69% 1006 mb
Low level cloud: 50%
Mid level cloud: 15%
High level cloud: 33%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

N
N

 5 / 7 mph 61 / 61°F 71% 1007 mb
Low level cloud: 79%
Mid level cloud: 43%
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

NW
NW

 4 / 6 mph 64 / 62°F 74% 1008 mb
Low level cloud: 59%
Mid level cloud: 46%
High level cloud: 2%
Most Significant Cloud Type: low
75%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
18:00

NNW
NNW

 5 / 9 mph 65 / 62°F 83% 1009 mb
Low level cloud: 28%
Mid level cloud: 28%
High level cloud: 0%
Most Significant Cloud Type: low
37%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

NNW
NNW

 4 / 8 mph 52 / 51°F 93% 1012 mb
Low level cloud: 80%
Mid level cloud: 29%
High level cloud: 1%
Most Significant Cloud Type: low
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 18
Jun		00:00

NNW
NNW

 4 / 6 mph 52 / 52°F 94% 1013 mb
Low level cloud: 87%
Mid level cloud: 48%
High level cloud: 12%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

 4 / 6 mph 52 / 52°F 92% 1014 mb
Low level cloud: 74%
Mid level cloud: 48%
High level cloud: 9%
Most Significant Cloud Type: low
92%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

 3 / 5 mph 55 / 53°F 92% 1016 mb
Low level cloud: 51%
Mid level cloud: 63%
High level cloud: 1%
Most Significant Cloud Type: low
73%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

 5 / 5 mph 56 / 54°F 85% 1017 mb
Low level cloud: 52%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

ENE
ENE

 6 / 7 mph 60 / 59°F 73% 1018 mb
Low level cloud: 81%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: low
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

E
E

 7 / 9 mph 59 / 59°F 75% 1019 mb
Low level cloud: 84%
Mid level cloud: 32%
High level cloud: 37%
Most Significant Cloud Type: low
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ENE
ENE

 5 / 6 mph 54 / 53°F 81% 1020 mb
Low level cloud: 88%
Mid level cloud: 100%
High level cloud: 14%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSE
SSE

 2 / 3 mph 53 / 53°F 85% 1022 mb
Low level cloud: 96%
Mid level cloud: 80%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 19
Jun		00:00

S
S

 2 / 4 mph 51 / 52°F 84% 1023 mb
Low level cloud: 56%
Mid level cloud: 23%
High level cloud: 17%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

S
S

 3 / 4 mph 50 / 50°F 87% 1022 mb
Low level cloud: 45%
Mid level cloud: 3%
High level cloud: 13%
Most Significant Cloud Type: low
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSW
SSW

 5 / 7 mph 56 / 52°F 86% 1022 mb
Low level cloud: 24%
Mid level cloud: 4%
High level cloud: 17%
Most Significant Cloud Type: low
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SW
SW

 9 / 10 mph 65 / 63°F 71% 1022 mb
Low level cloud: 45%
Mid level cloud: 7%
High level cloud: 10%
Most Significant Cloud Type: low
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

 9 / 10 mph 69 / 67°F 59% 1021 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 1%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

W
W

 7 / 9 mph 72 / 69°F 56% 1020 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

 5 / 6 mph 72 / 69°F 70% 1019 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

 4 / 7 mph 59 / 57°F 85% 1019 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 20
Jun		00:00

WSW
WSW

 3 / 6 mph 54 / 54°F 86% 1018 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 1%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WNW
WNW

 1 / 2 mph 50 / 50°F 85% 1016 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 19%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SW
SW

 1 / 2 mph 57 / 56°F 74% 1015 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 3%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SE
SE

 7 / 8 mph 66 / 63°F 59% 1013 mb
Low level cloud: 0%
Mid level cloud: 15%
High level cloud: 19%
Most Significant Cloud Type: medium
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

E
E

 8 / 9 mph 67 / 65°F 68% 1011 mb
Low level cloud: 60%
Mid level cloud: 65%
High level cloud: 4%
Most Significant Cloud Type: low
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ESE
ESE

 6 / 8 mph 60 / 60°F 85% 1010 mb
Low level cloud: 91%
Mid level cloud: 65%
High level cloud: 70%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSE
SSE

 5 / 7 mph 54 / 52°F 92% 1009 mb
Low level cloud: 0%
Mid level cloud: 76%
High level cloud: 1%
Most Significant Cloud Type: medium
75%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

ESE
ESE

 3 / 5 mph 54 / 52°F 87% 1008 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 22%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 21
Jun		00:00

NE
NE

 3 / 6 mph 51 / 51°F 88% 1007 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 19%
Most Significant Cloud Type: medium
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

 1 / 1 mph 52 / 52°F 95% 1006 mb
Low level cloud: 68%
Mid level cloud: 46%
High level cloud: 95%
Most Significant Cloud Type: low
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

ESE
ESE

 1 / 2 mph 55 / 55°F 95% 1005 mb
Low level cloud: 76%
Mid level cloud: 88%
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

SSE
SSE

 2 / 3 mph 60 / 59°F 86% 1005 mb
Low level cloud: 53%
Mid level cloud: 49%
High level cloud: 9%
Most Significant Cloud Type: low
70%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

 7 / 8 mph 59 / 59°F 82% 1006 mb
Low level cloud: 87%
Mid level cloud: 54%
High level cloud: 55%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

W
W

 9 / 11 mph 65 / 64°F 68% 1005 mb
Low level cloud: 69%
Mid level cloud: 24%
High level cloud: 35%
Most Significant Cloud Type: low
81%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WSW
WSW

 9 / 10 mph 65 / 63°F 77% 1006 mb
Low level cloud: 66%
Mid level cloud: 14%
High level cloud: 4%
Most Significant Cloud Type: low
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WSW
WSW

 4 / 8 mph 56 / 54°F 92% 1008 mb
Low level cloud: 6%
Mid level cloud: 10%
High level cloud: 17%
Most Significant Cloud Type: low
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 22
Jun		00:00

NNE
NNE

 2 / 4 mph 57 / 59°F 90% 1021 mb
Low level cloud: 55%
Mid level cloud: 44%
High level cloud: 12%
Most Significant Cloud Type: low
71%
0.0 In
06:00

WSW
WSW

 3 / 6 mph 62 / 62°F 82% 1018 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
0.0 In
12:00

S
S

 10 / 21 mph 70 / 70°F 65% 1013 mb
Low level cloud: 78%
Mid level cloud: 12%
High level cloud: 6%
Most Significant Cloud Type: low
83%
0.0 In
18:00

SSW
SSW

 5 / 11 mph 76 / 80°F 75% 1014 mb
Low level cloud: 11%
Mid level cloud: 28%
High level cloud: 73%
Most Significant Cloud Type: low
29%
0.0 In
Sun 23
Jun		00:00

SW
SW

 14 / 30 mph 58 / 55°F 76% 1012 mb
Low level cloud: 69%
Mid level cloud: 7%
High level cloud: 4%
Most Significant Cloud Type: low
71%
0.0 In
06:00

WNW
WNW

 17 / 35 mph 54 / 49°F 81% 1005 mb
Low level cloud: 66%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
82%
0.0 In
12:00

W
W

 8 / 17 mph 64 / 64°F 71% 1014 mb
Low level cloud: 76%
Mid level cloud: 14%
High level cloud: 100%
Most Significant Cloud Type: low
93%
0.0 In
18:00

SE
SE

 6 / 12 mph 72 / 76°F 75% 1018 mb
Low level cloud: 4%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
6%
0.0 In
Mon 24
Jun		00:00

SSW
SSW

 4 / 7 mph 58 / 59°F 85% 1019 mb
Low level cloud: 41%
Mid level cloud: 46%
High level cloud: 99%
Most Significant Cloud Type: low
69%
0.0 In
06:00

SW
SW

 4 / 9 mph 65 / 65°F 85% 1018 mb
Low level cloud: 5%
Mid level cloud: 5%
High level cloud: 3%
Most Significant Cloud Type: low
6%
0.0 In
12:00

SSW
SSW

 1 / 2 mph 72 / 76°F 64% 1020 mb
Low level cloud: 31%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
58%
0.0 In
18:00

WSW
WSW

 8 / 17 mph 73 / 77°F 71% 1017 mb
Low level cloud: 1%
Mid level cloud: 4%
High level cloud: 12%
Most Significant Cloud Type: medium
7%
0.0 In
Tue 25
Jun		00:00

W
W

 2 / 5 mph 64 / 64°F 88% 1022 mb
Low level cloud: 16%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: low
25%
0.0 In
06:00

SW
SW

 6 / 13 mph 63 / 63°F 79% 1018 mb
Low level cloud: 2%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
28%
0.0 In
12:00

ENE
ENE

 3 / 6 mph 79 / 81°F 58% 1024 mb
Low level cloud: 18%
Mid level cloud: 20%
High level cloud: 1%
Most Significant Cloud Type: low
24%
0.0 In
18:00

NNW
NNW

 8 / 16 mph 70 / 70°F 72% 1023 mb
Low level cloud: 19%
Mid level cloud: 15%
High level cloud: 100%
Most Significant Cloud Type: low
36%
0.0 In
Wed 26
Jun		00:00

NNE
NNE

 2 / 4 mph 65 / 65°F 89% 1027 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 11%
Most Significant Cloud Type: medium
10%
0.0 In
06:00

E
E

 3 / 6 mph 60 / 60°F 84% 1027 mb
Low level cloud: 70%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
71%
0.0 In
12:00

NE
NE

 10 / 20 mph 69 / 69°F 60% 1027 mb
Low level cloud: 6%
Mid level cloud: 23%
High level cloud: 6%
Most Significant Cloud Type: medium
39%
0.0 In
18:00

ESE
ESE

 6 / 12 mph 66 / 66°F 80% 1025 mb
Low level cloud: 53%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
56%
0.0 In
Thu 27
Jun		00:00

NNW
NNW

 7 / 14 mph 57 / 56°F 87% 1026 mb
Low level cloud: 5%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: low
8%
0.0 In
06:00

S
S

 6 / 13 mph 59 / 58°F 89% 1022 mb
Low level cloud: 22%
Mid level cloud: 74%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
0.0 In
12:00

NE
NE

 11 / 23 mph 64 / 64°F 54% 1024 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 83%
Most Significant Cloud Type: medium
7%
0.0 In
18:00

SSE
SSE

 10 / 21 mph 68 / 68°F 89% 1017 mb
Low level cloud: 59%
Mid level cloud: 49%
High level cloud: 0%
Most Significant Cloud Type: low
75%
0.2 In
Fri 28
Jun		00:00

NNW
NNW

 5 / 10 mph 54 / 52°F 95% 1024 mb
Low level cloud: 30%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: low
34%
0.0 In
06:00

NW
NW

 6 / 12 mph 58 / 57°F 93% 1014 mb
Low level cloud: 8%
Mid level cloud: 77%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
0.4 In
12:00

ENE
ENE

 10 / 20 mph 67 / 67°F 68% 1022 mb
Low level cloud: 4%
Mid level cloud: 6%
High level cloud: 38%
Most Significant Cloud Type: medium
19%
0.0 In
18:00

E
E

 4 / 9 mph 68 / 68°F 78% 1015 mb
Low level cloud: 10%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
15%
0.2 In
Sat 29
Jun		00:00

NNW
NNW

 4 / 9 mph 56 / 56°F 98% 1023 mb
Low level cloud: 48%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
06:00

N
N

 10 / 22 mph 57 / 54°F 92% 1018 mb
Low level cloud: 79%
Mid level cloud: 0%
High level cloud: 15%
Most Significant Cloud Type: low
81%
0.0 In
12:00

E
E

 9 / 18 mph 72 / 76°F 70% 1023 mb
Low level cloud: 2%
Mid level cloud: 5%
High level cloud: 85%
Most Significant Cloud Type: medium
13%
0.0 In
18:00

NNE
NNE

 7 / 15 mph 67 / 67°F 70% 1020 mb
Low level cloud: 0%
Mid level cloud: 34%
High level cloud: 11%
Most Significant Cloud Type: medium
34%
0.0 In
Sun 30
Jun		00:00

NNE
NNE

 3 / 6 mph 64 / 65°F 93% 1023 mb
Low level cloud: 3%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
24%
0.0 In
06:00

NNW
NNW

 9 / 20 mph 59 / 59°F 88% 1020 mb
Low level cloud: 30%
Mid level cloud: 46%
High level cloud: 68%
Most Significant Cloud Type: low
53%
0.0 In
12:00

ENE
ENE

 9 / 19 mph 72 / 76°F 51% 1022 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
0.0 In
18:00

N
N

 15 / 31 mph 61 / 61°F 72% 1022 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 33%
Most Significant Cloud Type: medium
17%
0.0 In

The day label given represents the local day relative to the local time for the location you are looking at.
(More Info)

Day

This time is corrected for local time zones and where possible for daylight saving times.
(More Info)

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.
(More Info)

Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
(More Info)

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.
(More Info)

Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
(More Info)

Humidity

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

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.
(More Info)

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.
(More Info)

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.
(More Info)

Pressure