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Longstaff Bluff 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Longstaff Bluff

Northwest Territories, Canada

Long range weather outlook for Longstaff Bluff includes 14 day forecast summary:

The outlook for Longstaff Bluff in the two weeks ahead shows the average daytime maximum temperature will be around -3°C, with a high for the two weeks of 4°C expected on the afternoon of Friday 10th. The mean minimum temperature will be -11°C, dipping to its lowest on the morning of Sunday 12th at -19°C. The next 14 days will have mixed weather with some days dry and some seeing a little snow. Current predictions suggest Friday 10th will have the most precipitation with an accumulation of around 6.0mm. On the whole winds are likely to be light.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Mon 06
May
06:00

NW
NW

5 / 10 mph 16 / 9°F 86% 1016 mb
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 30%
Most Significant Cloud Type: medium
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WNW
WNW

9 / 11 mph 28 / 19°F 78% 1015 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 9%
Most Significant Cloud Type: medium
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WNW
WNW

12 / 13 mph 32 / 23°F 79% 1015 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 9%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WNW
WNW

13 / 15 mph 34 / 25°F 80% 1015 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 10%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WNW
WNW

11 / 13 mph 34 / 25°F 88% 1014 mb
Low level cloud: 1%
Mid level cloud: 4%
High level cloud: 11%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

10 / 11 mph 30 / 22°F 94% 1014 mb
Low level cloud: 18%
Mid level cloud: 13%
High level cloud: 15%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 07
May
00:00

WNW
WNW

9 / 19 mph 20 / 9°F 98% 1014 mb
Low level cloud: 62%
Mid level cloud: 13%
High level cloud: 70%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WNW
WNW

9 / 17 mph 19 / 8°F 99% 1015 mb
Low level cloud: 97%
Mid level cloud: 16%
High level cloud: 98%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

WNW
WNW

8 / 14 mph 21 / 12°F 96% 1016 mb
Low level cloud: 80%
Mid level cloud: 43%
High level cloud: 50%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NW
NW

12 / 16 mph 29 / 19°F 92% 1016 mb
Low level cloud: 74%
Mid level cloud: 44%
High level cloud: 32%
Most Significant Cloud Type: low
93%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NW
NW

14 / 19 mph 32 / 21°F 89% 1016 mb
Low level cloud: 100%
Mid level cloud: 38%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WNW
WNW

12 / 16 mph 33 / 24°F 92% 1016 mb
Low level cloud: 100%
Mid level cloud: 3%
High level cloud: 46%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WNW
WNW

11 / 15 mph 33 / 24°F 93% 1016 mb
Low level cloud: 97%
Mid level cloud: 46%
High level cloud: 77%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

11 / 15 mph 32 / 23°F 97% 1016 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 22%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 08
May
00:00

WNW
WNW

10 / 13 mph 31 / 23°F 97% 1016 mb
Low level cloud: 99%
Mid level cloud: 100%
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

WNW
WNW

9 / 12 mph 29 / 21°F 96% 1017 mb
Low level cloud: 95%
Mid level cloud: 100%
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

WNW
WNW

9 / 13 mph 28 / 19°F 94% 1017 mb
Low level cloud: 67%
Mid level cloud: 100%
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

11 / 16 mph 29 / 19°F 93% 1018 mb
Low level cloud: 62%
Mid level cloud: 30%
High level cloud: 19%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NW
NW

11 / 15 mph 31 / 22°F 89% 1018 mb
Low level cloud: 39%
Mid level cloud: 10%
High level cloud: 33%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

9 / 12 mph 32 / 24°F 84% 1019 mb
Low level cloud: 100%
Mid level cloud: 46%
High level cloud: 77%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WNW
WNW

7 / 9 mph 31 / 24°F 90% 1019 mb
Low level cloud: 65%
Mid level cloud: 28%
High level cloud: 39%
Most Significant Cloud Type: low
79%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

6 / 13 mph 20 / 12°F 99% 1019 mb
Low level cloud: 47%
Mid level cloud: 26%
High level cloud: 100%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 09
May
00:00

WNW
WNW

5 / 11 mph 17 / 9°F 98% 1019 mb
Low level cloud: 0%
Mid level cloud: 71%
High level cloud: 95%
Most Significant Cloud Type: medium
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WNW
WNW

5 / 10 mph 20 / 13°F 91% 1019 mb
Low level cloud: 99%
Mid level cloud: 5%
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

W
W

5 / 9 mph 25 / 19°F 94% 1018 mb
Low level cloud: 95%
Mid level cloud: 6%
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

WSW
WSW

9 / 11 mph 32 / 24°F 96% 1016 mb
Low level cloud: 83%
Mid level cloud: 8%
High level cloud: 9%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

11 / 15 mph 33 / 24°F 98% 1014 mb
Low level cloud: 100%
Mid level cloud: 9%
High level cloud: 1%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WSW
WSW

10 / 14 mph 33 / 24°F 97% 1013 mb
Low level cloud: 94%
Mid level cloud: 15%
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

SW
SW

8 / 11 mph 32 / 25°F 98% 1011 mb
Low level cloud: 90%
Mid level cloud: 26%
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

SW
SW

6 / 9 mph 31 / 25°F 98% 1010 mb
Low level cloud: 90%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 10
May
00:00

SSW
SSW

6 / 8 mph 30 / 24°F 98% 1008 mb
Low level cloud: 88%
Mid level cloud: 100%
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

S
S

6 / 10 mph 27 / 20°F 98% 1007 mb
Low level cloud: 79%
Mid level cloud: 100%
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

SSE
SSE

8 / 14 mph 25 / 17°F 97% 1006 mb
Low level cloud: 75%
Mid level cloud: 100%
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

10 / 12 mph 30 / 22°F 96% 1004 mb
Low level cloud: 73%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
12:00

SSE
SSE

11 / 13 mph 36 / 28°F 96% 1003 mb
Low level cloud: 76%
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
15:00

SE
SE

9 / 10 mph 39 / 33°F 97% 1002 mb
Low level cloud: 80%
Mid level cloud: 46%
High level cloud: 19%
Most Significant Cloud Type: low
98%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ESE
ESE

7 / 8 mph 36 / 31°F 98% 1001 mb
Low level cloud: 83%
Mid level cloud: 100%
High level cloud: 4%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ENE
ENE

5 / 6 mph 32 / 27°F 98% 1001 mb
Low level cloud: 83%
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
Sat 11
May
00:00

NNE
NNE

4 / 6 mph 29 / 25°F 98% 1000 mb
Low level cloud: 80%
Mid level cloud: 51%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

5 / 7 mph 28 / 22°F 98% 1000 mb
Low level cloud: 73%
Mid level cloud: 45%
High level cloud: 9%
Most Significant Cloud Type: low
90%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

5 / 7 mph 26 / 21°F 96% 1001 mb
Low level cloud: 52%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WNW
WNW

9 / 12 mph 27 / 18°F 89% 1001 mb
Low level cloud: 27%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: low
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WNW
WNW

13 / 17 mph 26 / 15°F 88% 1002 mb
Low level cloud: 24%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
26%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WNW
WNW

12 / 17 mph 26 / 15°F 86% 1004 mb
Low level cloud: 99%
Mid level cloud: 0%
High level cloud: 10%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WNW
WNW

12 / 16 mph 23 / 11°F 86% 1005 mb
Low level cloud: 84%
Mid level cloud: 0%
High level cloud: 12%
Most Significant Cloud Type: low
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

W
W

7 / 14 mph 10 / -1°F 100% 1006 mb
Low level cloud: 57%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: low
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 12
May
00:00

W
W

5 / 11 mph 3 / -7°F 100% 1007 mb
Low level cloud: 56%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NW
NW

4 / 9 mph 1 / -8°F 100% 1009 mb
Low level cloud: 63%
Mid level cloud: 0%
High level cloud: 3%
Most Significant Cloud Type: low
63%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

4 / 7 mph 6 / -2°F 95% 1010 mb
Low level cloud: 57%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WNW
WNW

5 / 9 mph 10 / 1°F 87% 1012 mb
Low level cloud: 22%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NW
NW

7 / 12 mph 12 / 2°F 82% 1013 mb
Low level cloud: 3%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

8 / 14 mph 13 / 2°F 84% 1015 mb
Low level cloud: 1%
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
18:00

NW
NW

7 / 12 mph 13 / 3°F 91% 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
21:00

NW
NW

6 / 13 mph 6 / -5°F 97% 1018 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
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Mon 13
May
00:00

NE
NE

5 / 11 mph 5 / -5°F 90% 1022 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 2%
Most Significant Cloud Type: medium
7%
0.0 In
06:00

ENE
ENE

15 / 22 mph 24 / 12°F 82% 1014 mb
Low level cloud: 84%
Mid level cloud: 44%
High level cloud: 67%
Most Significant Cloud Type: low
100%
0.0 In
12:00

NNW
NNW

7 / 8 mph 25 / 17°F 71% 1023 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 19%
Most Significant Cloud Type: medium
44%
0.0 In
18:00

E
E

19 / 25 mph 33 / 21°F 98% 1013 mb
Low level cloud: 84%
Mid level cloud: 98%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.1 In
Tue 14
May
00:00

NNE
NNE

7 / 14 mph 8 / -3°F 80% 1022 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 100%
Most Significant Cloud Type: medium
13%
0.0 In
06:00

E
E

11 / 21 mph 28 / 19°F 84% 1014 mb
Low level cloud: 33%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.1 In
12:00

NNW
NNW

5 / 6 mph 29 / 24°F 63% 1020 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 19%
Most Significant Cloud Type: medium
8%
0.0 In
18:00

N
N

7 / 11 mph 34 / 28°F 97% 1012 mb
Low level cloud: 18%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
Wed 15
May
00:00

NNE
NNE

5 / 11 mph 6 / -4°F 90% 1018 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 15%
Most Significant Cloud Type: medium
7%
0.0 In
06:00

ENE
ENE

4 / 7 mph 29 / 25°F 83% 1012 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
12:00

NW
NW

5 / 6 mph 26 / 19°F 73% 1019 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 8%
Most Significant Cloud Type: medium
5%
0.0 In
18:00

N
N

5 / 8 mph 35 / 30°F 82% 1014 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
Thu 16
May
00:00

NNE
NNE

6 / 12 mph 6 / -5°F 93% 1020 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
06:00

E
E

4 / 8 mph 25 / 20°F 82% 1016 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
12:00

NW
NW

5 / 6 mph 23 / 17°F 77% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
18:00

E
E

3 / 5 mph 32 / 29°F 85% 1019 mb
Low level cloud: 0%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
Fri 17
May
00:00

NNE
NNE

5 / 11 mph 5 / -4°F 92% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 6%
Most Significant Cloud Type: high
6%
0.0 In
06:00

ENE
ENE

3 / 5 mph 28 / 24°F 95% 1022 mb
Low level cloud: 81%
Mid level cloud: 43%
High level cloud: 16%
Most Significant Cloud Type: low
97%
0.0 In
12:00

WNW
WNW

8 / 10 mph 23 / 14°F 76% 1024 mb
Low level cloud: 0%
Mid level cloud: 57%
High level cloud: 96%
Most Significant Cloud Type: medium
60%
0.0 In
18:00

NW
NW

6 / 9 mph 32 / 27°F 93% 1023 mb
Low level cloud: 17%
Mid level cloud: 27%
High level cloud: 17%
Most Significant Cloud Type: low
28%
0.0 In
Sat 18
May
00:00

SSE
SSE

1 / 2 mph 20 / 20°F 96% 1024 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
0.0 In
06:00

NW
NW

3 / 6 mph 20 / 16°F 93% 1023 mb
Low level cloud: 2%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
2%
0.0 In
12:00

SSE
SSE

6 / 6 mph 35 / 30°F 87% 1023 mb
Low level cloud: 1%
Mid level cloud: 100%
High level cloud: 31%
Most Significant Cloud Type: medium
100%
0.0 In
18:00

WNW
WNW

5 / 6 mph 29 / 24°F 87% 1023 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 15%
Most Significant Cloud Type: medium
4%
0.0 In
Sun 19
May
00:00

E
E

1 / 1 mph 33 / 33°F 97% 1018 mb
Low level cloud: 87%
Mid level cloud: 46%
High level cloud: 18%
Most Significant Cloud Type: low
100%
0.0 In
06:00

E
E

4 / 7 mph 18 / 13°F 93% 1021 mb
Low level cloud: 32%
Mid level cloud: 100%
High level cloud: 67%
Most Significant Cloud Type: medium
100%
0.0 In
12:00

NW
NW

4 / 5 mph 37 / 34°F 98% 1012 mb
Low level cloud: 91%
Mid level cloud: 61%
High level cloud: 14%
Most Significant Cloud Type: low
100%
0.0 In
18:00

NNE
NNE

1 / 1 mph 31 / 31°F 87% 1018 mb
Low level cloud: 0%
Mid level cloud: 77%
High level cloud: 0%
Most Significant Cloud Type: medium
77%
0.0 In
Mon 20
May
00:00

WNW
WNW

13 / 23 mph 20 / 7°F 96% 1007 mb
Low level cloud: 50%
Mid level cloud: 3%
High level cloud: 3%
Most Significant Cloud Type: low
51%
0.0 In
06:00

NE
NE

5 / 9 mph 19 / 12°F 88% 1015 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
0.0 In
12:00

WNW
WNW

20 / 34 mph 21 / 5°F 83% 1005 mb
Low level cloud: 64%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
66%
0.0 In
18:00

NE
NE

5 / 6 mph 31 / 26°F 83% 1013 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.0 In
Tue 21
May
00:00

WNW
WNW

8 / 14 mph 15 / 4°F 99% 1005 mb
Low level cloud: 62%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
64%
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