Local Weather

Bangkok 14 Day Long Range Forecast

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

Thailand

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

Taking a look at Bangkok over the coming two weeks and the average daytime maximum temperature will be around 32°C, with a high for the two weeks of 34°C expected on the afternoon of Friday 19th. The mean minimum temperature will be 26°C, dipping to its lowest on the morning of Wednesday 17th at 24°C. Expect the following 14 days ahead to have some days seeing a little precipitation and some days with rain. Current predictions suggest Tuesday 16th will have the most precipitation with an accumulation of around 14.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Mon 15
Aug
13:00

WNW
WNW

10 / 11 mph 93 / 101°F 54% 1007 mb
Low level cloud: 27%
Mid level cloud: 39%
High level cloud: 64%
Most Significant Cloud Type: low
48%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
16:00

WNW
WNW

10 / 13 mph 90 / 98°F 65% 1005 mb
Low level cloud: 0%
Mid level cloud: 34%
High level cloud: 56%
Most Significant Cloud Type: medium
36%
Expect 0.03 In of precipitation over the past 3 hours.
0.03 In
19:00

SW
SW

2 / 2 mph 84 / 93°F 75% 1007 mb
Low level cloud: 0%
Mid level cloud: 53%
High level cloud: 16%
Most Significant Cloud Type: medium
54%
Expect 0.05 In of precipitation over the past 3 hours.
0.05 In
22:00

WSW
WSW

6 / 12 mph 80 / 87°F 90% 1009 mb
Low level cloud: 13%
Mid level cloud: 52%
High level cloud: 100%
Most Significant Cloud Type: medium
91%
Expect 0.21 In of precipitation over the past 3 hours.
0.21 In
Tue 16
Aug
01:00

SSW
SSW

10 / 13 mph 79 / 85°F 93% 1008 mb
Low level cloud: 42%
Mid level cloud: 54%
High level cloud: 48%
Most Significant Cloud Type: low
66%
Expect 0.07 In of precipitation over the past 3 hours.
0.07 In
04:00

SSW
SSW

8 / 11 mph 78 / 84°F 92% 1006 mb
Low level cloud: 33%
Mid level cloud: 49%
High level cloud: 33%
Most Significant Cloud Type: low
54%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
07:00

SSW
SSW

8 / 15 mph 79 / 82°F 89% 1007 mb
Low level cloud: 14%
Mid level cloud: 44%
High level cloud: 33%
Most Significant Cloud Type: medium
83%
Expect 0.13 In of precipitation over the past 3 hours.
0.13 In
10:00

SW
SW

6 / 11 mph 83 / 85°F 82% 1009 mb
Low level cloud: 27%
Mid level cloud: 55%
High level cloud: 26%
Most Significant Cloud Type: low
49%
Expect 0.15 In of precipitation over the past 3 hours.
0.15 In
13:00

WSW
WSW

6 / 9 mph 82 / 90°F 86% 1007 mb
Low level cloud: 24%
Mid level cloud: 76%
High level cloud: 16%
Most Significant Cloud Type: medium
100%
Expect 0.11 In of precipitation over the past 3 hours.
0.11 In
16:00

SW
SW

6 / 8 mph 84 / 91°F 87% 1004 mb
Low level cloud: 13%
Mid level cloud: 45%
High level cloud: 15%
Most Significant Cloud Type: medium
81%
Expect 0.04 In of precipitation over the past 3 hours.
0.04 In
19:00

SSW
SSW

6 / 8 mph 82 / 92°F 89% 1005 mb
Low level cloud: 21%
Mid level cloud: 46%
High level cloud: 17%
Most Significant Cloud Type: low
38%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
22:00

SW
SW

5 / 7 mph 80 / 88°F 90% 1008 mb
Low level cloud: 5%
Mid level cloud: 48%
High level cloud: 10%
Most Significant Cloud Type: medium
62%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
Wed 17
Aug
01:00

WSW
WSW

6 / 10 mph 78 / 83°F 87% 1007 mb
Low level cloud: 13%
Mid level cloud: 57%
High level cloud: 8%
Most Significant Cloud Type: medium
92%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
04:00

WSW
WSW

5 / 8 mph 77 / 81°F 86% 1006 mb
Low level cloud: 20%
Mid level cloud: 46%
High level cloud: 7%
Most Significant Cloud Type: low
36%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
07:00

SW
SW

4 / 6 mph 80 / 81°F 85% 1007 mb
Low level cloud: 20%
Mid level cloud: 44%
High level cloud: 7%
Most Significant Cloud Type: low
35%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
10:00

WSW
WSW

9 / 10 mph 85 / 91°F 66% 1008 mb
Low level cloud: 78%
Mid level cloud: 46%
High level cloud: 8%
Most Significant Cloud Type: low
95%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
13:00

W
W

9 / 12 mph 89 / 96°F 62% 1005 mb
Low level cloud: 55%
Mid level cloud: 28%
High level cloud: 4%
Most Significant Cloud Type: low
65%
Expect 0.03 In of precipitation over the past 3 hours.
0.03 In
16:00

SW
SW

9 / 12 mph 90 / 98°F 68% 1003 mb
Low level cloud: 30%
Mid level cloud: 40%
High level cloud: 6%
Most Significant Cloud Type: low
45%
Expect 0.07 In of precipitation over the past 3 hours.
0.07 In
19:00

SSW
SSW

9 / 14 mph 81 / 89°F 84% 1005 mb
Low level cloud: 38%
Mid level cloud: 46%
High level cloud: 10%
Most Significant Cloud Type: low
55%
Expect 0.13 In of precipitation over the past 3 hours.
0.13 In
22:00

SW
SW

7 / 11 mph 80 / 87°F 86% 1007 mb
Low level cloud: 11%
Mid level cloud: 32%
High level cloud: 15%
Most Significant Cloud Type: medium
63%
Expect 0.04 In of precipitation over the past 3 hours.
0.04 In
Thu 18
Aug
01:00

SW
SW

7 / 11 mph 78 / 84°F 86% 1006 mb
Low level cloud: 1%
Mid level cloud: 43%
High level cloud: 32%
Most Significant Cloud Type: medium
48%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
04:00

SW
SW

5 / 9 mph 77 / 82°F 87% 1004 mb
Low level cloud: 1%
Mid level cloud: 45%
High level cloud: 14%
Most Significant Cloud Type: medium
48%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
07:00

SW
SW

6 / 10 mph 80 / 81°F 86% 1006 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 8%
Most Significant Cloud Type: medium
32%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
10:00

WSW
WSW

9 / 10 mph 88 / 92°F 65% 1007 mb
Low level cloud: 9%
Mid level cloud: 32%
High level cloud: 4%
Most Significant Cloud Type: medium
58%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
13:00

WSW
WSW

9 / 11 mph 90 / 99°F 57% 1004 mb
Low level cloud: 96%
Mid level cloud: 29%
High level cloud: 1%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
16:00

SSW
SSW

9 / 12 mph 90 / 98°F 66% 1003 mb
Low level cloud: 36%
Mid level cloud: 46%
High level cloud: 5%
Most Significant Cloud Type: low
52%
Expect 0.03 In of precipitation over the past 3 hours.
0.03 In
19:00

S
S

9 / 12 mph 85 / 94°F 75% 1003 mb
Low level cloud: 15%
Mid level cloud: 42%
High level cloud: 3%
Most Significant Cloud Type: low
30%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
22:00

SSW
SSW

5 / 8 mph 83 / 91°F 78% 1006 mb
Low level cloud: 39%
Mid level cloud: 27%
High level cloud: 4%
Most Significant Cloud Type: low
48%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Fri 19
Aug
01:00

SW
SW

6 / 8 mph 81 / 87°F 80% 1004 mb
Low level cloud: 4%
Mid level cloud: 25%
High level cloud: 4%
Most Significant Cloud Type: medium
35%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
04:00

WSW
WSW

6 / 9 mph 79 / 84°F 81% 1004 mb
Low level cloud: 0%
Mid level cloud: 32%
High level cloud: 5%
Most Significant Cloud Type: medium
32%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
07:00

SW
SW

5 / 8 mph 81 / 83°F 81% 1005 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 36%
Most Significant Cloud Type: medium
29%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
10:00

WSW
WSW

8 / 9 mph 88 / 93°F 62% 1006 mb
Low level cloud: 1%
Mid level cloud: 30%
High level cloud: 97%
Most Significant Cloud Type: medium
37%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
13:00

WSW
WSW

9 / 10 mph 92 / 100°F 53% 1003 mb
Low level cloud: 86%
Mid level cloud: 23%
High level cloud: 3%
Most Significant Cloud Type: low
94%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
16:00

SW
SW

9 / 11 mph 94 / 102°F 56% 1001 mb
Low level cloud: 29%
Mid level cloud: 69%
High level cloud: 4%
Most Significant Cloud Type: low
53%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
19:00

S
S

9 / 12 mph 85 / 94°F 71% 1003 mb
Low level cloud: 16%
Mid level cloud: 46%
High level cloud: 5%
Most Significant Cloud Type: medium
90%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
22:00

SW
SW

8 / 12 mph 84 / 93°F 73% 1005 mb
Low level cloud: 2%
Mid level cloud: 28%
High level cloud: 10%
Most Significant Cloud Type: medium
33%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sat 20
Aug
01:00

SW
SW

8 / 11 mph 82 / 88°F 75% 1004 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 98%
Most Significant Cloud Type: medium
26%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
04:00

SW
SW

7 / 10 mph 80 / 85°F 77% 1003 mb
Low level cloud: 0%
Mid level cloud: 20%
High level cloud: 100%
Most Significant Cloud Type: medium
23%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
07:00

SW
SW

5 / 8 mph 83 / 85°F 79% 1005 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 12%
Most Significant Cloud Type: medium
22%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
10:00

SW
SW

9 / 10 mph 90 / 94°F 59% 1006 mb
Low level cloud: 5%
Mid level cloud: 21%
High level cloud: 7%
Most Significant Cloud Type: medium
33%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
13:00

WSW
WSW

9 / 11 mph 93 / 101°F 52% 1003 mb
Low level cloud: 82%
Mid level cloud: 27%
High level cloud: 3%
Most Significant Cloud Type: low
91%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
16:00

SSW
SSW

7 / 9 mph 92 / 101°F 64% 1002 mb
Low level cloud: 32%
Mid level cloud: 44%
High level cloud: 8%
Most Significant Cloud Type: low
48%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
19:00

S
S

8 / 12 mph 86 / 95°F 71% 1003 mb
Low level cloud: 29%
Mid level cloud: 45%
High level cloud: 17%
Most Significant Cloud Type: low
46%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
22:00

SW
SW

9 / 12 mph 84 / 92°F 74% 1005 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 70%
Most Significant Cloud Type: medium
26%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sun 21
Aug
01:00

SW
SW

8 / 11 mph 82 / 87°F 77% 1004 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 14%
Most Significant Cloud Type: medium
31%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
04:00

SW
SW

8 / 12 mph 80 / 85°F 78% 1004 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 60%
Most Significant Cloud Type: medium
48%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
07:00

SW
SW

7 / 11 mph 83 / 84°F 79% 1005 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 32%
Most Significant Cloud Type: medium
47%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
10:00

WSW
WSW

10 / 12 mph 88 / 93°F 62% 1006 mb
Low level cloud: 6%
Mid level cloud: 46%
High level cloud: 32%
Most Significant Cloud Type: medium
63%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
13:00

WSW
WSW

12 / 14 mph 89 / 96°F 60% 1004 mb
Low level cloud: 22%
Mid level cloud: 61%
High level cloud: 13%
Most Significant Cloud Type: low
44%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
16:00

SW
SW

13 / 16 mph 87 / 94°F 64% 1002 mb
Low level cloud: 12%
Mid level cloud: 53%
High level cloud: 14%
Most Significant Cloud Type: medium
87%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
19:00

SW
SW

9 / 12 mph 83 / 89°F 75% 1004 mb
Low level cloud: 1%
Mid level cloud: 45%
High level cloud: 21%
Most Significant Cloud Type: medium
48%
Expect 0.04 In of precipitation over the past 3 hours.
0.04 In
22:00

SW
SW

6 / 10 mph 81 / 87°F 77% 1005 mb
Low level cloud: 0%
Mid level cloud: 62%
High level cloud: 20%
Most Significant Cloud Type: medium
63%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Mon 22
Aug
01:00

SW
SW

8 / 10 mph 81 / 88°F 83% 1006 mb
Low level cloud: 1%
Mid level cloud: 46%
High level cloud: 17%
Most Significant Cloud Type: medium
48%
0.03 In
07:00

SSW
SSW

5 / 6 mph 83 / 91°F 77% 1005 mb
Low level cloud: 18%
Mid level cloud: 43%
High level cloud: 21%
Most Significant Cloud Type: low
35%
0.00 In
13:00

SSW
SSW

11 / 13 mph 84 / 94°F 80% 1004 mb
Low level cloud: 14%
Mid level cloud: 56%
High level cloud: 5%
Most Significant Cloud Type: medium
94%
0.01 In
19:00

SSW
SSW

9 / 17 mph 84 / 94°F 81% 1005 mb
Low level cloud: 36%
Mid level cloud: 46%
High level cloud: 32%
Most Significant Cloud Type: low
55%
0.21 In
Tue 23
Aug
01:00

SSW
SSW

5 / 6 mph 82 / 91°F 87% 1006 mb
Low level cloud: 4%
Mid level cloud: 44%
High level cloud: 4%
Most Significant Cloud Type: medium
56%
0.01 In
07:00

SW
SW

2 / 2 mph 84 / 95°F 82% 1006 mb
Low level cloud: 21%
Mid level cloud: 37%
High level cloud: 32%
Most Significant Cloud Type: low
37%
0.01 In
13:00

SW
SW

7 / 8 mph 91 / 102°F 61% 1004 mb
Low level cloud: 55%
Mid level cloud: 27%
High level cloud: 2%
Most Significant Cloud Type: low
64%
0.01 In
19:00

S
S

6 / 8 mph 84 / 97°F 90% 1004 mb
Low level cloud: 18%
Mid level cloud: 48%
High level cloud: 0%
Most Significant Cloud Type: low
34%
0.05 In
Wed 24
Aug
01:00

SSE
SSE

5 / 8 mph 84 / 97°F 89% 1005 mb
Low level cloud: 2%
Mid level cloud: 45%
High level cloud: 10%
Most Significant Cloud Type: medium
50%
0.13 In
07:00

SE
SE

4 / 5 mph 80 / 89°F 91% 1006 mb
Low level cloud: 62%
Mid level cloud: 18%
High level cloud: 1%
Most Significant Cloud Type: low
68%
0.00 In
13:00

S
S

8 / 9 mph 94 / 107°F 54% 1004 mb
Low level cloud: 51%
Mid level cloud: 16%
High level cloud: 4%
Most Significant Cloud Type: low
57%
0.01 In
19:00

S
S

8 / 10 mph 90 / 106°F 74% 1004 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 1%
Most Significant Cloud Type: medium
11%
0.01 In
Thu 25
Aug
01:00

S
S

10 / 12 mph 84 / 95°F 81% 1005 mb
Low level cloud: 30%
Mid level cloud: 17%
High level cloud: 17%
Most Significant Cloud Type: low
38%
0.00 In
07:00

SSE
SSE

5 / 6 mph 83 / 94°F 87% 1005 mb
Low level cloud: 51%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
56%
0.00 In
13:00

S
S

12 / 14 mph 91 / 102°F 61% 1004 mb
Low level cloud: 60%
Mid level cloud: 12%
High level cloud: 8%
Most Significant Cloud Type: low
65%
0.01 In
19:00

S
S

10 / 11 mph 90 / 104°F 69% 1003 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
0.00 In
Fri 26
Aug
01:00

SSE
SSE

9 / 12 mph 84 / 97°F 86% 1005 mb
Low level cloud: 14%
Mid level cloud: 23%
High level cloud: 43%
Most Significant Cloud Type: low
27%
0.06 In
07:00

SE
SE

4 / 5 mph 85 / 99°F 86% 1005 mb
Low level cloud: 24%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
27%
0.01 In
13:00

S
S

11 / 13 mph 91 / 103°F 60% 1004 mb
Low level cloud: 76%
Mid level cloud: 18%
High level cloud: 32%
Most Significant Cloud Type: low
85%
0.02 In
19:00

S
S

8 / 9 mph 92 / 110°F 68% 1004 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 81%
Most Significant Cloud Type: medium
7%
0.00 In
Sat 27
Aug
01:00

SSE
SSE

9 / 11 mph 85 / 96°F 80% 1004 mb
Low level cloud: 42%
Mid level cloud: 26%
High level cloud: 33%
Most Significant Cloud Type: low
54%
0.00 In
07:00

SSE
SSE

6 / 7 mph 85 / 99°F 84% 1006 mb
Low level cloud: 23%
Mid level cloud: 5%
High level cloud: 5%
Most Significant Cloud Type: low
25%
0.00 In
13:00

S
S

10 / 14 mph 93 / 105°F 56% 1003 mb
Low level cloud: 70%
Mid level cloud: 30%
High level cloud: 18%
Most Significant Cloud Type: low
82%
0.05 In
19:00

S
S

9 / 10 mph 92 / 108°F 63% 1004 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 17%
Most Significant Cloud Type: medium
4%
0.00 In
Sun 28
Aug
01:00

S
S

10 / 18 mph 85 / 98°F 84% 1005 mb
Low level cloud: 2%
Mid level cloud: 45%
High level cloud: 37%
Most Significant Cloud Type: medium
53%
0.21 In
07:00

S
S

5 / 6 mph 88 / 109°F 87% 1007 mb
Low level cloud: 22%
Mid level cloud: 7%
High level cloud: 4%
Most Significant Cloud Type: low
24%
0.06 In
13:00

S
S

11 / 17 mph 89 / 103°F 71% 1004 mb
Low level cloud: 35%
Mid level cloud: 47%
High level cloud: 36%
Most Significant Cloud Type: low
55%
0.09 In
19:00

SSE
SSE

9 / 10 mph 94 / 111°F 61% 1005 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 33%
Most Significant Cloud Type: medium
23%
0.00 In
Mon 29
Aug
01:00

SSE
SSE

10 / 17 mph 83 / 93°F 83% 1005 mb
Low level cloud: 11%
Mid level cloud: 62%
High level cloud: 37%
Most Significant Cloud Type: medium
93%
0.12 In
07:00

SSE
SSE

2 / 2 mph 90 / 115°F 83% 1007 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 75%
Most Significant Cloud Type: medium
20%
0.00 In
13:00

S
S

8 / 10 mph 88 / 98°F 68% 1004 mb
Low level cloud: 58%
Mid level cloud: 20%
High level cloud: 15%
Most Significant Cloud Type: low
66%
0.00 In
19:00

S
S

4 / 5 mph 94 / 108°F 58% 1004 mb
Low level cloud: 14%
Mid level cloud: 46%
High level cloud: 13%
Most Significant Cloud Type: medium
87%
0.00 In
Tue 30
Aug
01:00

SSE
SSE

9 / 10 mph 83 / 94°F 84% 1005 mb
Low level cloud: 27%
Mid level cloud: 25%
High level cloud: 10%
Most Significant Cloud Type: low
37%
0.01 In
07:00

SSE
SSE

5 / 6 mph 87 / 102°F 79% 1006 mb
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: medium
28%
0.02 In
13:00

S
S

9 / 16 mph 89 / 101°F 67% 1004 mb
Low level cloud: 77%
Mid level cloud: 44%
High level cloud: 7%
Most Significant Cloud Type: low
92%
0.20 In
19:00

S
S

10 / 11 mph 92 / 105°F 62% 1005 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 2%
Most Significant Cloud Type: medium
16%
0.01 In

Other Locations Near to Bangkok

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.
(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.
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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