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Lisle 14 Day Long Range Forecast

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

Illinois, United States Of America

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

The outlook for Lisle in the two weeks ahead shows the average daytime maximum temperature will be around 22°C, with a high for the two weeks of 32°C expected on the afternoon of Thursday 15th. The average minimum temperature will be 13°C, dipping to its lowest on the morning of Tuesday 20th at 7°C. Expect the coming 14 days to have some days seeing a little precipitation and some days with rain. The indicators are that Wednesday 21st will have the most precipitation with an accumulation of around 21.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Mon 12
May
12:00

E
E

10 / 12 mph 80 / 78°F 37% 1015 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 32%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

E
E

9 / 10 mph 80 / 78°F 47% 1012 mb
Low level cloud: 0%
Mid level cloud: 21%
High level cloud: 46%
Most Significant Cloud Type: medium
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ENE
ENE

6 / 8 mph 72 / 76°F 71% 1012 mb
Low level cloud: 13%
Mid level cloud: 46%
High level cloud: 18%
Most Significant Cloud Type: medium
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

E
E

6 / 11 mph 65 / 65°F 96% 1012 mb
Low level cloud: 43%
Mid level cloud: 64%
High level cloud: 94%
Most Significant Cloud Type: low
76%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
Tue 13
May
00:00

SE
SE

6 / 10 mph 63 / 63°F 96% 1011 mb
Low level cloud: 48%
Mid level cloud: 54%
High level cloud: 89%
Most Significant Cloud Type: low
77%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
03:00

ESE
ESE

7 / 9 mph 63 / 63°F 98% 1010 mb
Low level cloud: 78%
Mid level cloud: 44%
High level cloud: 96%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

ESE
ESE

7 / 9 mph 62 / 62°F 95% 1011 mb
Low level cloud: 97%
Mid level cloud: 22%
High level cloud: 92%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SE
SE

7 / 9 mph 65 / 64°F 84% 1011 mb
Low level cloud: 87%
Mid level cloud: 17%
High level cloud: 54%
Most Significant Cloud Type: low
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

5 / 6 mph 70 / 69°F 74% 1009 mb
Low level cloud: 82%
Mid level cloud: 12%
High level cloud: 33%
Most Significant Cloud Type: low
90%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSE
SSE

6 / 7 mph 78 / 77°F 60% 1007 mb
Low level cloud: 42%
Mid level cloud: 14%
High level cloud: 3%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ESE
ESE

4 / 5 mph 76 / 76°F 70% 1007 mb
Low level cloud: 18%
Mid level cloud: 11%
High level cloud: 58%
Most Significant Cloud Type: low
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

E
E

6 / 9 mph 66 / 66°F 83% 1008 mb
Low level cloud: 1%
Mid level cloud: 14%
High level cloud: 37%
Most Significant Cloud Type: medium
19%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 14
May
00:00

E
E

5 / 8 mph 63 / 63°F 89% 1007 mb
Low level cloud: 5%
Mid level cloud: 31%
High level cloud: 10%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

ESE
ESE

3 / 6 mph 61 / 61°F 92% 1006 mb
Low level cloud: 13%
Mid level cloud: 23%
High level cloud: 34%
Most Significant Cloud Type: low
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

4 / 6 mph 65 / 62°F 89% 1007 mb
Low level cloud: 20%
Mid level cloud: 29%
High level cloud: 4%
Most Significant Cloud Type: low
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SE
SE

5 / 6 mph 76 / 77°F 65% 1007 mb
Low level cloud: 4%
Mid level cloud: 23%
High level cloud: 15%
Most Significant Cloud Type: medium
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

6 / 7 mph 82 / 80°F 52% 1005 mb
Low level cloud: 22%
Mid level cloud: 42%
High level cloud: 4%
Most Significant Cloud Type: low
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

E
E

6 / 7 mph 82 / 80°F 52% 1004 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 0%
Most Significant Cloud Type: medium
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

8 / 11 mph 74 / 76°F 68% 1004 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: medium
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ESE
ESE

5 / 9 mph 70 / 70°F 72% 1005 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
Thu 15
May
00:00

SSE
SSE

6 / 12 mph 68 / 68°F 80% 1004 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
03:00

SSE
SSE

7 / 14 mph 66 / 65°F 87% 1003 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 12%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSE
SSE

10 / 15 mph 69 / 67°F 88% 1002 mb
Low level cloud: 51%
Mid level cloud: 32%
High level cloud: 6%
Most Significant Cloud Type: low
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSE
SSE

15 / 18 mph 80 / 81°F 69% 1000 mb
Low level cloud: 60%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

17 / 20 mph 87 / 90°F 50% 998 mb
Low level cloud: 0%
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

SSW
SSW

18 / 21 mph 90 / 92°F 47% 997 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 98%
Most Significant Cloud Type: medium
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SW
SW

17 / 23 mph 81 / 81°F 57% 999 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 32%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

W
W

13 / 16 mph 71 / 71°F 58% 1003 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 21%
Most Significant Cloud Type: high
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 16
May
00:00

SW
SW

6 / 8 mph 66 / 66°F 64% 1004 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 9%
Most Significant Cloud Type: high
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSW
SSW

8 / 14 mph 63 / 63°F 77% 1004 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSW
SSW

10 / 15 mph 64 / 63°F 73% 1005 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSW
SSW

15 / 17 mph 75 / 77°F 48% 1004 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 41%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

14 / 16 mph 81 / 79°F 38% 1002 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 19%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

11 / 13 mph 83 / 80°F 33% 1000 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 15%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNW
NNW

19 / 24 mph 61 / 60°F 86% 1001 mb
Low level cloud: 19%
Mid level cloud: 44%
High level cloud: 74%
Most Significant Cloud Type: low
43%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

SW
SW

7 / 13 mph 59 / 59°F 86% 1003 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Sat 17
May
00:00

W
W

6 / 10 mph 59 / 59°F 87% 1004 mb
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
03:00

WSW
WSW

6 / 10 mph 58 / 56°F 88% 1004 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
06:00

WSW
WSW

11 / 16 mph 57 / 54°F 78% 1005 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 11%
Most Significant Cloud Type: high
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

W
W

18 / 21 mph 66 / 65°F 47% 1005 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
12:00

W
W

19 / 22 mph 70 / 69°F 39% 1006 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
15:00

W
W

17 / 20 mph 72 / 75°F 40% 1007 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
18:00

WNW
WNW

11 / 13 mph 71 / 69°F 50% 1008 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

7 / 8 mph 62 / 62°F 65% 1010 mb
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
Sun 18
May
00:00

NW
NW

7 / 9 mph 57 / 55°F 68% 1012 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WNW
WNW

7 / 8 mph 52 / 50°F 71% 1013 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
06:00

WNW
WNW

11 / 14 mph 49 / 43°F 67% 1015 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
09:00

NW
NW

13 / 15 mph 56 / 51°F 51% 1015 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
12:00

NW
NW

13 / 15 mph 63 / 62°F 44% 1015 mb
Low level cloud: 2%
Mid level cloud: 3%
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

12 / 13 mph 66 / 64°F 46% 1015 mb
Low level cloud: 12%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

N
N

8 / 9 mph 64 / 62°F 57% 1016 mb
Low level cloud: 54%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
54%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NE
NE

5 / 5 mph 60 / 60°F 67% 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
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Mon 19
May
00:00

SSE
SSE

5 / 11 mph 68 / 69°F 81% 1010 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
0.0 In
06:00

NE
NE

8 / 17 mph 52 / 49°F 65% 1014 mb
Low level cloud: 8%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
9%
0.0 In
12:00

SW
SW

6 / 11 mph 71 / 71°F 44% 1014 mb
Low level cloud: 10%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: low
18%
0.0 In
18:00

E
E

11 / 21 mph 63 / 63°F 60% 1012 mb
Low level cloud: 33%
Mid level cloud: 43%
High level cloud: 100%
Most Significant Cloud Type: low
60%
0.0 In
Tue 20
May
00:00

SSW
SSW

14 / 30 mph 68 / 68°F 95% 998 mb
Low level cloud: 84%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
06:00

SSE
SSE

14 / 30 mph 69 / 69°F 94% 1009 mb
Low level cloud: 98%
Mid level cloud: 43%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.0 In
12:00

SSW
SSW

15 / 32 mph 85 / 89°F 58% 1001 mb
Low level cloud: 28%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
31%
0.0 In
18:00

ESE
ESE

11 / 23 mph 55 / 52°F 83% 1013 mb
Low level cloud: 38%
Mid level cloud: 97%
High level cloud: 9%
Most Significant Cloud Type: low
72%
0.0 In
Wed 21
May
00:00

W
W

18 / 39 mph 63 / 63°F 94% 993 mb
Low level cloud: 100%
Mid level cloud: 72%
High level cloud: 7%
Most Significant Cloud Type: low
100%
1.7 In
06:00

ESE
ESE

11 / 24 mph 51 / 47°F 96% 1003 mb
Low level cloud: 100%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.6 In
12:00

W
W

16 / 34 mph 60 / 60°F 72% 1008 mb
Low level cloud: 74%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: low
77%
0.1 In
18:00

WSW
WSW

14 / 29 mph 61 / 61°F 87% 999 mb
Low level cloud: 71%
Mid level cloud: 66%
High level cloud: 15%
Most Significant Cloud Type: low
96%
0.2 In
Thu 22
May
00:00

W
W

4 / 8 mph 65 / 65°F 85% 1015 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

NW
NW

11 / 24 mph 48 / 43°F 92% 1003 mb
Low level cloud: 100%
Mid level cloud: 46%
High level cloud: 10%
Most Significant Cloud Type: low
100%
0.0 In
12:00

S
S

13 / 28 mph 78 / 79°F 53% 1014 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 94%
Most Significant Cloud Type: medium
9%
0.0 In
18:00

NNW
NNW

12 / 26 mph 48 / 43°F 93% 1012 mb
Low level cloud: 100%
Mid level cloud: 80%
High level cloud: 49%
Most Significant Cloud Type: low
100%
0.1 In
Fri 23
May
00:00

SSW
SSW

7 / 15 mph 68 / 68°F 92% 1012 mb
Low level cloud: 13%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: medium
85%
0.1 In
06:00

NNW
NNW

8 / 17 mph 52 / 50°F 76% 1018 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.0 In
12:00

SW
SW

11 / 23 mph 72 / 76°F 76% 1010 mb
Low level cloud: 43%
Mid level cloud: 25%
High level cloud: 6%
Most Significant Cloud Type: low
52%
0.1 In
18:00

NNE
NNE

6 / 12 mph 66 / 66°F 54% 1018 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
0.0 In
Sat 24
May
00:00

NNW
NNW

5 / 11 mph 71 / 71°F 91% 1012 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.2 In
06:00

WNW
WNW

6 / 13 mph 56 / 55°F 77% 1019 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 2%
Most Significant Cloud Type: medium
5%
0.0 In
12:00

WNW
WNW

8 / 17 mph 76 / 77°F 46% 1014 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 77%
Most Significant Cloud Type: medium
11%
0.0 In
18:00

WNW
WNW

6 / 13 mph 74 / 77°F 53% 1013 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 1%
Most Significant Cloud Type: medium
8%
0.0 In
Sun 25
May
00:00

NW
NW

5 / 11 mph 66 / 66°F 76% 1017 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
06:00

NNW
NNW

3 / 7 mph 66 / 66°F 76% 1013 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.0 In
12:00

NW
NW

12 / 25 mph 70 / 70°F 46% 1019 mb
Low level cloud: 5%
Mid level cloud: 94%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
0.0 In
18:00

ENE
ENE

13 / 28 mph 55 / 51°F 58% 1011 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 2%
Most Significant Cloud Type: medium
26%
0.0 In
Mon 26
May
00:00

ENE
ENE

4 / 8 mph 63 / 64°F 76% 1023 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.0 In
06:00

NNE
NNE

12 / 24 mph 47 / 42°F 96% 1012 mb
Low level cloud: 99%
Mid level cloud: 90%
High level cloud: 32%
Most Significant Cloud Type: low
100%
0.2 In
12:00

SE
SE

6 / 12 mph 72 / 75°F 42% 1023 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 5%
Most Significant Cloud Type: medium
12%
0.0 In
18:00

NNE
NNE

10 / 20 mph 54 / 51°F 59% 1017 mb
Low level cloud: 56%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: low
65%
0.0 In
Tue 27
May
00:00

SSE
SSE

11 / 22 mph 61 / 61°F 68% 1018 mb
Low level cloud: 68%
Mid level cloud: 99%
High level cloud: 28%
Most Significant Cloud Type: low
100%
0.0 In
06:00

N
N

9 / 19 mph 52 / 49°F 84% 1020 mb
Low level cloud: 49%
Mid level cloud: 52%
High level cloud: 3%
Most Significant Cloud Type: low
67%
0.0 In
12:00

SSW
SSW

19 / 40 mph 74 / 77°F 76% 1007 mb
Low level cloud: 88%
Mid level cloud: 6%
High level cloud: 5%
Most Significant Cloud Type: low
91%
0.2 In
18:00

NNE
NNE

8 / 16 mph 64 / 65°F 55% 1020 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 6%
Most Significant Cloud Type: medium
16%
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