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Ak-Bulak 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Ak-Bulak

Russia

Long range weather outlook for Ak-Bulak includes 14 day forecast summary:

The next 14 day outlook for Ak-Bulak shows the average daytime maximum temperature will be around 2°C, with a high for the two weeks of 5°C expected on the evening of Sunday 22nd. The mean minimum temperature will be -2°C, dipping to its lowest on the morning of Saturday 14th at -9°C. The coming 14 days will remain predominantly dry. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Fri 13
Mar
12:00

WSW
WSW

9 / 13 mph 32 / 24°F 99% 1034 mb
Low level cloud: 94%
Mid level cloud: 41%
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

WSW
WSW

9 / 13 mph 33 / 25°F 100% 1034 mb
Low level cloud: 81%
Mid level cloud: 43%
High level cloud: 9%
Most Significant Cloud Type: low
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WSW
WSW

8 / 13 mph 33 / 25°F 98% 1034 mb
Low level cloud: 65%
Mid level cloud: 28%
High level cloud: 5%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WSW
WSW

5 / 11 mph 26 / 19°F 96% 1035 mb
Low level cloud: 39%
Mid level cloud: 19%
High level cloud: 2%
Most Significant Cloud Type: low
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 14
Mar
00:00

SW
SW

3 / 7 mph 19 / 13°F 95% 1035 mb
Low level cloud: 22%
Mid level cloud: 8%
High level cloud: 1%
Most Significant Cloud Type: low
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WSW
WSW

3 / 6 mph 21 / 17°F 98% 1035 mb
Low level cloud: 82%
Mid level cloud: 4%
High level cloud: 4%
Most Significant Cloud Type: low
84%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SW
SW

5 / 8 mph 27 / 22°F 99% 1035 mb
Low level cloud: 92%
Mid level cloud: 5%
High level cloud: 3%
Most Significant Cloud Type: low
94%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SW
SW

5 / 8 mph 28 / 23°F 99% 1035 mb
Low level cloud: 95%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

W
W

5 / 7 mph 31 / 26°F 97% 1035 mb
Low level cloud: 75%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: low
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

W
W

6 / 9 mph 32 / 26°F 99% 1035 mb
Low level cloud: 69%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WNW
WNW

6 / 8 mph 33 / 27°F 96% 1034 mb
Low level cloud: 62%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

4 / 6 mph 31 / 27°F 91% 1035 mb
Low level cloud: 55%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 15
Mar
00:00

W
W

2 / 4 mph 31 / 29°F 94% 1035 mb
Low level cloud: 95%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WSW
WSW

3 / 5 mph 30 / 27°F 95% 1035 mb
Low level cloud: 83%
Mid level cloud: 8%
High level cloud: 10%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

W
W

3 / 6 mph 29 / 26°F 96% 1035 mb
Low level cloud: 89%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WNW
WNW

3 / 4 mph 31 / 28°F 96% 1036 mb
Low level cloud: 88%
Mid level cloud: 12%
High level cloud: 5%
Most Significant Cloud Type: low
92%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NW
NW

2 / 3 mph 34 / 32°F 100% 1036 mb
Low level cloud: 75%
Mid level cloud: 19%
High level cloud: 4%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

2 / 2 mph 35 / 35°F 100% 1036 mb
Low level cloud: 81%
Mid level cloud: 16%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

4 / 6 mph 33 / 30°F 100% 1035 mb
Low level cloud: 83%
Mid level cloud: 16%
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

ENE
ENE

3 / 5 mph 32 / 29°F 97% 1035 mb
Low level cloud: 74%
Mid level cloud: 46%
High level cloud: 12%
Most Significant Cloud Type: low
92%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 16
Mar
00:00

ENE
ENE

3 / 4 mph 33 / 31°F 97% 1035 mb
Low level cloud: 93%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
98%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

ENE
ENE

5 / 9 mph 32 / 28°F 99% 1034 mb
Low level cloud: 96%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

5 / 9 mph 32 / 27°F 95% 1034 mb
Low level cloud: 93%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
93%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

7 / 13 mph 33 / 26°F 92% 1033 mb
Low level cloud: 86%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
86%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

ESE
ESE

8 / 13 mph 34 / 26°F 98% 1033 mb
Low level cloud: 82%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

E
E

8 / 12 mph 34 / 27°F 100% 1032 mb
Low level cloud: 54%
Mid level cloud: 5%
High level cloud: 71%
Most Significant Cloud Type: low
64%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

9 / 14 mph 33 / 26°F 100% 1031 mb
Low level cloud: 94%
Mid level cloud: 4%
High level cloud: 49%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

E
E

11 / 16 mph 33 / 24°F 96% 1031 mb
Low level cloud: 83%
Mid level cloud: 2%
High level cloud: 87%
Most Significant Cloud Type: low
93%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 17
Mar
00:00

E
E

9 / 16 mph 31 / 23°F 91% 1030 mb
Low level cloud: 98%
Mid level cloud: 2%
High level cloud: 15%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

ESE
ESE

9 / 16 mph 30 / 21°F 93% 1030 mb
Low level cloud: 100%
Mid level cloud: 1%
High level cloud: 16%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

9 / 17 mph 29 / 21°F 92% 1030 mb
Low level cloud: 100%
Mid level cloud: 1%
High level cloud: 9%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

9 / 14 mph 31 / 23°F 92% 1029 mb
Low level cloud: 100%
Mid level cloud: 2%
High level cloud: 10%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

E
E

10 / 13 mph 34 / 26°F 95% 1029 mb
Low level cloud: 99%
Mid level cloud: 0%
High level cloud: 31%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ESE
ESE

10 / 13 mph 35 / 27°F 96% 1029 mb
Low level cloud: 74%
Mid level cloud: 0%
High level cloud: 7%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

9 / 15 mph 34 / 26°F 90% 1029 mb
Low level cloud: 84%
Mid level cloud: 17%
High level cloud: 14%
Most Significant Cloud Type: low
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

E
E

8 / 15 mph 32 / 25°F 87% 1030 mb
Low level cloud: 42%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
58%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 18
Mar
00:00

E
E

8 / 16 mph 29 / 22°F 89% 1030 mb
Low level cloud: 18%
Mid level cloud: 4%
High level cloud: 2%
Most Significant Cloud Type: low
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

8 / 16 mph 28 / 19°F 90% 1031 mb
Low level cloud: 7%
Mid level cloud: 0%
High level cloud: 8%
Most Significant Cloud Type: low
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

8 / 16 mph 26 / 18°F 91% 1031 mb
Low level cloud: 7%
Mid level cloud: 0%
High level cloud: 3%
Most Significant Cloud Type: low
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

8 / 11 mph 30 / 22°F 90% 1032 mb
Low level cloud: 13%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: low
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

E
E

11 / 13 mph 34 / 25°F 86% 1032 mb
Low level cloud: 12%
Mid level cloud: 0%
High level cloud: 5%
Most Significant Cloud Type: low
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

E
E

11 / 13 mph 35 / 27°F 87% 1032 mb
Low level cloud: 31%
Mid level cloud: 0%
High level cloud: 13%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

11 / 17 mph 34 / 25°F 86% 1031 mb
Low level cloud: 10%
Mid level cloud: 0%
High level cloud: 25%
Most Significant Cloud Type: low
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ENE
ENE

9 / 15 mph 31 / 23°F 91% 1032 mb
Low level cloud: 8%
Mid level cloud: 0%
High level cloud: 51%
Most Significant Cloud Type: low
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 19
Mar
00:00

E
E

10 / 17 mph 29 / 20°F 91% 1032 mb
Low level cloud: 10%
Mid level cloud: 0%
High level cloud: 20%
Most Significant Cloud Type: low
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

9 / 17 mph 27 / 18°F 92% 1032 mb
Low level cloud: 21%
Mid level cloud: 0%
High level cloud: 11%
Most Significant Cloud Type: low
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

9 / 16 mph 26 / 17°F 93% 1032 mb
Low level cloud: 26%
Mid level cloud: 0%
High level cloud: 11%
Most Significant Cloud Type: low
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

9 / 12 mph 29 / 21°F 93% 1032 mb
Low level cloud: 28%
Mid level cloud: 0%
High level cloud: 9%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

ESE
ESE

11 / 13 mph 33 / 24°F 88% 1031 mb
Low level cloud: 36%
Mid level cloud: 0%
High level cloud: 9%
Most Significant Cloud Type: low
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

E
E

11 / 12 mph 35 / 27°F 84% 1030 mb
Low level cloud: 96%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

9 / 14 mph 33 / 25°F 82% 1029 mb
Low level cloud: 91%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

E
E

9 / 16 mph 30 / 22°F 81% 1028 mb
Low level cloud: 86%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
85%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Fri 20
Mar
00:00

N
N

12 / 18 mph 32 / 23°F 80% 1025 mb
Low level cloud: 95%
Mid level cloud: 0%
High level cloud: 1%
Most Significant Cloud Type: low
95%
0.0 In
06:00

NNE
NNE

6 / 9 mph 32 / 26°F 86% 1024 mb
Low level cloud: 94%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
93%
0.0 In
12:00

NE
NE

6 / 8 mph 32 / 26°F 85% 1024 mb
Low level cloud: 7%
Mid level cloud: 98%
High level cloud: 32%
Most Significant Cloud Type: medium
100%
0.0 In
18:00

ENE
ENE

9 / 12 mph 35 / 28°F 78% 1025 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Sat 21
Mar
00:00

E
E

6 / 13 mph 29 / 23°F 86% 1024 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

ENE
ENE

4 / 8 mph 27 / 22°F 89% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
12:00

NNE
NNE

5 / 7 mph 33 / 28°F 84% 1027 mb
Low level cloud: 7%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
6%
0.0 In
18:00

E
E

10 / 12 mph 37 / 30°F 72% 1022 mb
Low level cloud: 38%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
37%
0.0 In
Sun 22
Mar
00:00

E
E

13 / 21 mph 29 / 19°F 92% 1026 mb
Low level cloud: 42%
Mid level cloud: 0%
High level cloud: 5%
Most Significant Cloud Type: low
43%
0.0 In
06:00

ENE
ENE

9 / 15 mph 29 / 21°F 83% 1022 mb
Low level cloud: 6%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
5%
0.0 In
12:00

E
E

20 / 24 mph 33 / 21°F 83% 1032 mb
Low level cloud: 100%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
18:00

E
E

16 / 20 mph 40 / 32°F 65% 1025 mb
Low level cloud: 8%
Mid level cloud: 63%
High level cloud: 3%
Most Significant Cloud Type: medium
84%
0.0 In
Mon 23
Mar
00:00

E
E

17 / 26 mph 30 / 18°F 87% 1035 mb
Low level cloud: 18%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
18%
0.0 In
06:00

ENE
ENE

14 / 21 mph 30 / 19°F 83% 1029 mb
Low level cloud: 5%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
7%
0.0 In
12:00

E
E

15 / 18 mph 29 / 18°F 71% 1037 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
18:00

ENE
ENE

13 / 15 mph 43 / 36°F 54% 1029 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Tue 24
Mar
00:00

E
E

11 / 19 mph 26 / 16°F 84% 1036 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

E
E

7 / 13 mph 30 / 24°F 80% 1029 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 1%
Most Significant Cloud Type: high
0%
0.0 In
12:00

E
E

11 / 13 mph 30 / 21°F 60% 1035 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 7%
Most Significant Cloud Type: high
7%
0.0 In
18:00

ESE
ESE

8 / 9 mph 45 / 41°F 47% 1024 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
Wed 25
Mar
00:00

ENE
ENE

7 / 14 mph 27 / 19°F 74% 1032 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 58%
Most Significant Cloud Type: high
57%
0.0 In
06:00

ESE
ESE

3 / 5 mph 35 / 33°F 76% 1019 mb
Low level cloud: 20%
Mid level cloud: 62%
High level cloud: 7%
Most Significant Cloud Type: medium
100%
0.0 In
12:00

NE
NE

8 / 10 mph 35 / 28°F 45% 1030 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 33%
Most Significant Cloud Type: high
32%
0.0 In
18:00

WSW
WSW

6 / 7 mph 50 / 47°F 43% 1013 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 2%
Most Significant Cloud Type: medium
10%
0.0 In
Thu 26
Mar
00:00

NE
NE

6 / 12 mph 31 / 25°F 72% 1031 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 7%
Most Significant Cloud Type: medium
2%
0.0 In
06:00

N
N

4 / 7 mph 35 / 32°F 78% 1010 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 30%
Most Significant Cloud Type: medium
11%
0.0 In
12:00

ESE
ESE

13 / 15 mph 36 / 27°F 65% 1034 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: high
4%
0.0 In
18:00

NNW
NNW

7 / 8 mph 47 / 43°F 54% 1010 mb
Low level cloud: 95%
Mid level cloud: 27%
High level cloud: 62%
Most Significant Cloud Type: low
100%
0.0 In
Fri 27
Mar
00:00

E
E

10 / 18 mph 31 / 22°F 83% 1034 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 43%
Most Significant Cloud Type: high
42%
0.0 In
06:00

NNW
NNW

5 / 9 mph 32 / 28°F 76% 1009 mb
Low level cloud: 12%
Mid level cloud: 68%
High level cloud: 12%
Most Significant Cloud Type: medium
100%
0.0 In
12:00

E
E

14 / 17 mph 36 / 28°F 60% 1031 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 98%
Most Significant Cloud Type: high
98%
0.0 In
18:00

W
W

15 / 17 mph 43 / 36°F 44% 1006 mb
Low level cloud: 1%
Mid level cloud: 82%
High level cloud: 100%
Most Significant Cloud Type: medium
87%
0.0 In
Sat 28
Mar
00:00

ENE
ENE

11 / 21 mph 32 / 24°F 72% 1028 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 100%
Most Significant Cloud Type: medium
9%
0.0 In
06:00

SW
SW

9 / 13 mph 34 / 27°F 93% 1004 mb
Low level cloud: 41%
Mid level cloud: 60%
High level cloud: 100%
Most Significant Cloud Type: low
73%
0.0 In
12:00

ENE
ENE

16 / 19 mph 39 / 30°F 50% 1025 mb
Low level cloud: 0%
Mid level cloud: 75%
High level cloud: 2%
Most Significant Cloud Type: medium
75%
0.0 In
18:00

WNW
WNW

11 / 14 mph 42 / 35°F 68% 999 mb
Low level cloud: 90%
Mid level cloud: 59%
High level cloud: 19%
Most Significant Cloud Type: low
100%
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