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Grand Isle 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Grand Isle

Louisiana, United States Of America

Long range weather outlook for Grand Isle includes 14 day forecast summary:

Reviewing the forecast for Grand Isle Over the next 14 days and the average daytime maximum temperature will be around 30°C, with a high for the two weeks of 32°C expected on the afternoon of Sunday 19th. The mean minimum temperature will be 25°C, dipping to its lowest on the morning of Thursday 23rd at 24°C. Expect the coming 14 days to remain predominantly dry. On the whole winds are likely to be moderate.

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

SSW
SSW

 5 / 9 mph 81 / 89°F 88% 1009 mb
Low level cloud: 86%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
03:00

SW
SW

 5 / 11 mph 80 / 87°F 85% 1010 mb
Low level cloud: 66%
Mid level cloud: 45%
High level cloud: 63%
Most Significant Cloud Type: low
89%
Expect 0.3 In of precipitation over the past 3 hours.
0.3 In
06:00

NE
NE

 16 / 34 mph 71 / 71°F 86% 1012 mb
Low level cloud: 91%
Mid level cloud: 24%
High level cloud: 27%
Most Significant Cloud Type: low
100%
Expect 0.6 In of precipitation over the past 3 hours.
0.6 In
09:00

SSW
SSW

 12 / 23 mph 77 / 79°F 86% 1013 mb
Low level cloud: 4%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: medium
58%
Expect 0.4 In of precipitation over the past 3 hours.
0.4 In
12:00

S
S

 20 / 23 mph 81 / 85°F 85% 1012 mb
Low level cloud: 4%
Mid level cloud: 46%
High level cloud: 100%
Most Significant Cloud Type: medium
60%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

SSE
SSE

 6 / 7 mph 85 / 87°F 80% 1012 mb
Low level cloud: 43%
Mid level cloud: 16%
High level cloud: 18%
Most Significant Cloud Type: low
50%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSE
SSE

 8 / 10 mph 81 / 85°F 82% 1013 mb
Low level cloud: 81%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
84%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

S
S

 10 / 12 mph 78 / 82°F 80% 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
Sun 19
May		21:00

S
S

 11 / 13 mph 82 / 89°F 80% 1013 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
Mon 20
May		00:00

S
S

 7 / 8 mph 80 / 85°F 78% 1012 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WSW
WSW

 3 / 4 mph 78 / 82°F 76% 1012 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

NE
NE

 5 / 8 mph 77 / 80°F 76% 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
09:00

E
E

 6 / 7 mph 83 / 85°F 73% 1014 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

SSE
SSE

 9 / 10 mph 86 / 90°F 65% 1014 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

SSE
SSE

 12 / 14 mph 87 / 94°F 67% 1013 mb
Low level cloud: 0%
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

SE
SE

 11 / 12 mph 86 / 92°F 72% 1013 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSE
SSE

 11 / 12 mph 82 / 87°F 75% 1013 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 21
May		00:00

SSE
SSE

 11 / 13 mph 79 / 84°F 75% 1013 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
03:00

SE
SE

 12 / 18 mph 78 / 81°F 74% 1012 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
06:00

SE
SE

 13 / 21 mph 77 / 80°F 73% 1013 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 5%
Most Significant Cloud Type: medium
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ESE
ESE

 14 / 16 mph 81 / 84°F 75% 1014 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

SE
SE

 13 / 15 mph 85 / 89°F 71% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 7%
Most Significant Cloud Type: high
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SE
SE

 14 / 17 mph 86 / 93°F 73% 1013 mb
Low level cloud: 2%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SE
SE

 14 / 16 mph 84 / 91°F 76% 1013 mb
Low level cloud: 4%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SE
SE

 15 / 17 mph 81 / 86°F 78% 1014 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
Wed 22
May		00:00

SE
SE

 15 / 17 mph 79 / 83°F 81% 1013 mb
Low level cloud: 36%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSE
SSE

 13 / 17 mph 78 / 82°F 80% 1013 mb
Low level cloud: 36%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
36%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSE
SSE

 13 / 18 mph 77 / 80°F 78% 1014 mb
Low level cloud: 34%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SE
SE

 13 / 15 mph 81 / 83°F 78% 1016 mb
Low level cloud: 54%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: low
54%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

 16 / 18 mph 83 / 87°F 77% 1015 mb
Low level cloud: 16%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: low
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SE
SE

 14 / 16 mph 84 / 89°F 77% 1014 mb
Low level cloud: 17%
Mid level cloud: 0%
High level cloud: 13%
Most Significant Cloud Type: low
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SE
SE

 13 / 15 mph 83 / 87°F 78% 1013 mb
Low level cloud: 10%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: low
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSE
SSE

 12 / 13 mph 79 / 84°F 77% 1014 mb
Low level cloud: 25%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 23
May		00:00

SSE
SSE

 13 / 17 mph 78 / 81°F 76% 1013 mb
Low level cloud: 6%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSE
SSE

 4 / 6 mph 76 / 79°F 72% 1014 mb
Low level cloud: 13%
Mid level cloud: 3%
High level cloud: 6%
Most Significant Cloud Type: low
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

ENE
ENE

 6 / 9 mph 75 / 78°F 75% 1015 mb
Low level cloud: 17%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

 7 / 8 mph 80 / 82°F 80% 1016 mb
Low level cloud: 2%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSE
SSE

 14 / 16 mph 82 / 86°F 75% 1015 mb
Low level cloud: 0%
Mid level cloud: 4%
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

SSE
SSE

 15 / 18 mph 84 / 89°F 75% 1013 mb
Low level cloud: 11%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSE
SSE

 9 / 10 mph 84 / 86°F 75% 1013 mb
Low level cloud: 29%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SE
SE

 8 / 10 mph 79 / 83°F 77% 1014 mb
Low level cloud: 27%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 24
May		00:00

SSE
SSE

 8 / 9 mph 79 / 83°F 75% 1013 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

S
S

 7 / 10 mph 77 / 81°F 72% 1013 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 31%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

 2 / 3 mph 76 / 79°F 71% 1014 mb
Low level cloud: 1%
Mid level cloud: 19%
High level cloud: 57%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSE
SSE

 10 / 11 mph 82 / 83°F 70% 1014 mb
Low level cloud: 1%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSE
SSE

 9 / 10 mph 85 / 89°F 71% 1014 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
15:00

SSE
SSE

 9 / 11 mph 87 / 92°F 69% 1012 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
18:00

S
S

 11 / 12 mph 85 / 89°F 72% 1012 mb
Low level cloud: 1%
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

S
S

 11 / 13 mph 80 / 86°F 77% 1012 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 6%
Most Significant Cloud Type: high
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 25
May		00:00

SSE
SSE

 11 / 23 mph 78 / 83°F 85% 1013 mb
Low level cloud: 8%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
8%
0.0 In
06:00

SSE
SSE

 6 / 12 mph 78 / 82°F 79% 1013 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 7%
Most Significant Cloud Type: high
7%
0.0 In
12:00

SSE
SSE

 11 / 24 mph 82 / 86°F 65% 1015 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
18:00

SSE
SSE

 12 / 26 mph 83 / 89°F 70% 1015 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Sun 26
May		00:00

SE
SE

 14 / 29 mph 79 / 82°F 71% 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

SSE
SSE

 7 / 15 mph 78 / 83°F 83% 1015 mb
Low level cloud: 6%
Mid level cloud: 3%
High level cloud: 34%
Most Significant Cloud Type: low
11%
0.0 In
12:00

SSE
SSE

 16 / 34 mph 83 / 91°F 77% 1015 mb
Low level cloud: 21%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
20%
0.0 In
18:00

S
S

 12 / 24 mph 85 / 97°F 83% 1013 mb
Low level cloud: 43%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
43%
0.0 In
Mon 27
May		00:00

SSE
SSE

 13 / 17 mph 79 / 84°F 80% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

S
S

 11 / 21 mph 79 / 84°F 85% 1014 mb
Low level cloud: 9%
Mid level cloud: 0%
High level cloud: 1%
Most Significant Cloud Type: low
9%
0.0 In
12:00

SSE
SSE

 15 / 19 mph 81 / 88°F 80% 1017 mb
Low level cloud: 26%
Mid level cloud: 3%
High level cloud: 5%
Most Significant Cloud Type: low
27%
0.0 In
18:00

S
S

 12 / 24 mph 85 / 97°F 83% 1014 mb
Low level cloud: 13%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
12%
0.0 In
Tue 28
May		00:00

SSE
SSE

 11 / 17 mph 79 / 85°F 84% 1016 mb
Low level cloud: 5%
Mid level cloud: 5%
High level cloud: 8%
Most Significant Cloud Type: low
7%
0.0 In
06:00

S
S

 13 / 26 mph 79 / 85°F 86% 1014 mb
Low level cloud: 13%
Mid level cloud: 7%
High level cloud: 33%
Most Significant Cloud Type: low
19%
0.0 In
12:00

SE
SE

 13 / 16 mph 81 / 88°F 82% 1017 mb
Low level cloud: 25%
Mid level cloud: 0%
High level cloud: 7%
Most Significant Cloud Type: low
25%
0.0 In
18:00

SSW
SSW

 12 / 23 mph 83 / 91°F 77% 1014 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 5%
Most Significant Cloud Type: medium
4%
0.0 In
Wed 29
May		00:00

SSE
SSE

 11 / 14 mph 80 / 86°F 84% 1016 mb
Low level cloud: 7%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
7%
0.0 In
06:00

WSW
WSW

 8 / 15 mph 79 / 84°F 87% 1017 mb
Low level cloud: 20%
Mid level cloud: 43%
High level cloud: 12%
Most Significant Cloud Type: low
36%
0.0 In
12:00

SE
SE

 12 / 14 mph 83 / 92°F 79% 1017 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 6%
Most Significant Cloud Type: medium
27%
0.0 In
18:00

SSE
SSE

 13 / 26 mph 84 / 93°F 76% 1016 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 6%
Most Significant Cloud Type: medium
4%
0.0 In
Thu 30
May		00:00

SSE
SSE

 11 / 16 mph 79 / 85°F 85% 1016 mb
Low level cloud: 9%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
9%
0.0 In
06:00

SSE
SSE

 7 / 13 mph 79 / 83°F 82% 1018 mb
Low level cloud: 9%
Mid level cloud: 11%
High level cloud: 22%
Most Significant Cloud Type: low
15%
0.0 In
12:00

SSE
SSE

 10 / 11 mph 83 / 91°F 77% 1018 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.0 In
18:00

SSE
SSE

 11 / 22 mph 84 / 95°F 80% 1017 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 14%
Most Significant Cloud Type: medium
5%
0.0 In
Fri 31
May		00:00

SSW
SSW

 9 / 11 mph 80 / 85°F 80% 1016 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.0 In
06:00

SSW
SSW

 11 / 20 mph 79 / 84°F 81% 1018 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
12:00

SE
SE

 8 / 10 mph 84 / 91°F 68% 1017 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
0.0 In
18:00

SSW
SSW

 11 / 21 mph 87 / 100°F 76% 1017 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.0 In
Sat 01
Jun		00:00

SSW
SSW

 9 / 11 mph 80 / 85°F 79% 1016 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
06:00

SSW
SSW

 7 / 14 mph 78 / 83°F 83% 1017 mb
Low level cloud: 6%
Mid level cloud: 16%
High level cloud: 0%
Most Significant Cloud Type: low
12%
0.0 In
12:00

SSE
SSE

 7 / 9 mph 85 / 91°F 64% 1016 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
0.0 In
18:00

SSW
SSW

 14 / 28 mph 88 / 104°F 78% 1014 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
Sun 02
Jun		00:00

W
W

 11 / 12 mph 84 / 91°F 74% 1014 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
17%
0.0 In
06:00

SW
SW

 12 / 24 mph 80 / 86°F 85% 1015 mb
Low level cloud: 11%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
11%
0.0 In
12:00

ESE
ESE

 6 / 7 mph 93 / 110°F 65% 1014 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
0.0 In
18:00

WSW
WSW

 14 / 27 mph 87 / 99°F 73% 1014 mb
Low level cloud: 33%
Mid level cloud: 8%
High level cloud: 32%
Most Significant Cloud Type: low
39%
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

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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