Weather2 on Twitter Weather2 on Facebook Weather2 on YouTube Weather2 blog
Fast Forecast

WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Dormer's Wells 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Dormer's Wells

Hounslow, United Kingdom

Long range weather outlook for Dormer's Wells includes 14 day forecast summary:

For Dormer's Wells in the coming two weeks the average daytime maximum temperature will be around 19°C, with a high for the two weeks of 24°C expected on the evening of Thursday 27th. The average minimum temperature will be 12°C, dipping to its lowest on the morning of Monday 24th at 7°C. The fortnight ahead will have some days seeing a little precipitation and some days with rain. It looks like Sunday 23rd will have the most precipitation with an accumulation of around 21.0mm. On the whole winds are likely to be moderate. The strongest wind will be experienced on the evening of Sunday 23rd, coming from a north westerly direction, and reaching around 35mph.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Wed 19
Sep		15:00

SW
SW

 20 / 28 mph 70 / 69°F 57% 1012 mb
Low level cloud: 68%
Mid level cloud: 5%
High level cloud: 73%
Most Significant Cloud Type: low
78%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
18:00

WSW
WSW

 16 / 23 mph 67 / 67°F 67% 1013 mb
Low level cloud: 91%
Mid level cloud: 21%
High level cloud: 77%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

WSW
WSW

 13 / 18 mph 63 / 63°F 74% 1015 mb
Low level cloud: 59%
Mid level cloud: 13%
High level cloud: 77%
Most Significant Cloud Type: low
72%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Thu 20
Sep		00:00

SW
SW

 10 / 12 mph 62 / 62°F 75% 1015 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 21%
Most Significant Cloud Type: medium
24%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

SSW
SSW

 15 / 26 mph 61 / 61°F 84% 1013 mb
Low level cloud: 93%
Mid level cloud: 44%
High level cloud: 78%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

SW
SW

 15 / 32 mph 60 / 60°F 79% 1012 mb
Low level cloud: 89%
Mid level cloud: 43%
High level cloud: 79%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
09:00

SW
SW

 17 / 30 mph 62 / 62°F 74% 1012 mb
Low level cloud: 90%
Mid level cloud: 44%
High level cloud: 33%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
12:00

SSW
SSW

 15 / 23 mph 66 / 65°F 74% 1011 mb
Low level cloud: 89%
Mid level cloud: 28%
High level cloud: 15%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
15:00

SSW
SSW

 19 / 28 mph 67 / 67°F 67% 1009 mb
Low level cloud: 93%
Mid level cloud: 27%
High level cloud: 70%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

SSW
SSW

 21 / 36 mph 66 / 66°F 68% 1005 mb
Low level cloud: 63%
Mid level cloud: 66%
High level cloud: 86%
Most Significant Cloud Type: low
96%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

SSW
SSW

 22 / 43 mph 63 / 63°F 70% 1003 mb
Low level cloud: 65%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
92%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Fri 21
Sep		00:00

SSW
SSW

 24 / 38 mph 65 / 65°F 79% 999 mb
Low level cloud: 91%
Mid level cloud: 72%
High level cloud: 85%
Most Significant Cloud Type: low
100%
Expect 0.08 In of precipitation over the past 3 hours.
0.08 In
03:00

W
W

 19 / 27 mph 55 / 50°F 67% 1002 mb
Low level cloud: 66%
Mid level cloud: 0%
High level cloud: 79%
Most Significant Cloud Type: low
75%
Expect 0.04 In of precipitation over the past 3 hours.
0.04 In
06:00

W
W

 16 / 21 mph 51 / 46°F 64% 1007 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 10%
Most Significant Cloud Type: high
10%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

WSW
WSW

 18 / 24 mph 55 / 51°F 49% 1009 mb
Low level cloud: 15%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
16%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
12:00

W
W

 21 / 24 mph 61 / 60°F 38% 1011 mb
Low level cloud: 1%
Mid level cloud: 54%
High level cloud: 0%
Most Significant Cloud Type: medium
55%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
15:00

W
W

 19 / 26 mph 61 / 60°F 43% 1013 mb
Low level cloud: 20%
Mid level cloud: 74%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

W
W

 15 / 20 mph 59 / 55°F 51% 1015 mb
Low level cloud: 23%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
26%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

W
W

 13 / 15 mph 57 / 54°F 60% 1018 mb
Low level cloud: 2%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sat 22
Sep		00:00

WSW
WSW

 10 / 13 mph 54 / 51°F 66% 1020 mb
Low level cloud: 4%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

W
W

 9 / 12 mph 52 / 49°F 72% 1021 mb
Low level cloud: 5%
Mid level cloud: 19%
High level cloud: 0%
Most Significant Cloud Type: medium
32%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

W
W

 7 / 11 mph 51 / 48°F 73% 1022 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 32%
Most Significant Cloud Type: medium
5%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

W
W

 9 / 12 mph 54 / 51°F 58% 1024 mb
Low level cloud: 7%
Mid level cloud: 7%
High level cloud: 86%
Most Significant Cloud Type: medium
28%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
12:00

W
W

 9 / 11 mph 61 / 59°F 45% 1024 mb
Low level cloud: 47%
Mid level cloud: 16%
High level cloud: 22%
Most Significant Cloud Type: low
55%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
15:00

W
W

 9 / 11 mph 63 / 62°F 41% 1023 mb
Low level cloud: 23%
Mid level cloud: 55%
High level cloud: 71%
Most Significant Cloud Type: low
51%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

WSW
WSW

 7 / 9 mph 62 / 60°F 50% 1023 mb
Low level cloud: 36%
Mid level cloud: 65%
High level cloud: 87%
Most Significant Cloud Type: low
69%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

SSW
SSW

 8 / 10 mph 56 / 54°F 70% 1021 mb
Low level cloud: 9%
Mid level cloud: 68%
High level cloud: 87%
Most Significant Cloud Type: medium
95%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
Sun 23
Sep		00:00

SE
SE

 9 / 12 mph 53 / 50°F 76% 1018 mb
Low level cloud: 70%
Mid level cloud: 74%
High level cloud: 99%
Most Significant Cloud Type: low
100%
Expect 0.19 In of precipitation over the past 3 hours.
0.19 In
03:00

SSE
SSE

 17 / 26 mph 55 / 50°F 82% 1011 mb
Low level cloud: 97%
Mid level cloud: 89%
High level cloud: 75%
Most Significant Cloud Type: low
100%
Expect 0.20 In of precipitation over the past 3 hours.
0.20 In
06:00

SSW
SSW

 13 / 23 mph 62 / 62°F 95% 1003 mb
Low level cloud: 99%
Mid level cloud: 77%
High level cloud: 79%
Most Significant Cloud Type: low
100%
Expect 0.21 In of precipitation over the past 3 hours.
0.21 In
09:00

SSW
SSW

 21 / 34 mph 66 / 66°F 87% 996 mb
Low level cloud: 92%
Mid level cloud: 6%
High level cloud: 13%
Most Significant Cloud Type: low
95%
Expect 0.10 In of precipitation over the past 3 hours.
0.10 In
12:00

SW
SW

 30 / 43 mph 62 / 62°F 65% 989 mb
Low level cloud: 90%
Mid level cloud: 74%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.09 In of precipitation over the past 3 hours.
0.09 In
15:00

WSW
WSW

 28 / 39 mph 56 / 51°F 65% 986 mb
Low level cloud: 90%
Mid level cloud: 53%
High level cloud: 8%
Most Significant Cloud Type: low
100%
Expect 0.03 In of precipitation over the past 3 hours.
0.03 In
18:00

NW
NW

 36 / 51 mph 55 / 48°F 61% 993 mb
Low level cloud: 90%
Mid level cloud: 45%
High level cloud: 1%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
21:00

NW
NW

 30 / 46 mph 52 / 45°F 57% 1008 mb
Low level cloud: 91%
Mid level cloud: 42%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
Mon 24
Sep		00:00

NW
NW

 22 / 33 mph 50 / 43°F 56% 1020 mb
Low level cloud: 88%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
91%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

NNW
NNW

 17 / 19 mph 50 / 44°F 57% 1026 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

NNW
NNW

 12 / 16 mph 47 / 42°F 56% 1031 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

NNW
NNW

 11 / 15 mph 50 / 45°F 43% 1034 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
12:00

NNW
NNW

 10 / 12 mph 56 / 53°F 32% 1036 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
15:00

NNW
NNW

 8 / 10 mph 58 / 56°F 41% 1036 mb
Low level cloud: 8%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
8%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

NW
NW

 5 / 6 mph 58 / 57°F 53% 1036 mb
Low level cloud: 14%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
15%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

NW
NW

 3 / 4 mph 55 / 55°F 62% 1038 mb
Low level cloud: 2%
Mid level cloud: 1%
High level cloud: 2%
Most Significant Cloud Type: low
2%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Tue 25
Sep		00:00

NNW
NNW

 4 / 5 mph 53 / 52°F 67% 1038 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

NNW
NNW

 3 / 4 mph 50 / 50°F 68% 1038 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

NNW
NNW

 1 / 2 mph 49 / 49°F 67% 1037 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 6%
Most Significant Cloud Type: high
5%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

NNW
NNW

 0 / 1 mph 54 / 53°F 53% 1037 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: high
3%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
12:00

SW
SW

 2 / 2 mph 62 / 60°F 39% 1036 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 28%
Most Significant Cloud Type: high
28%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
15:00

SW
SW

 3 / 4 mph 63 / 62°F 36% 1034 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 8%
Most Significant Cloud Type: high
8%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

SSW
SSW

 3 / 4 mph 63 / 61°F 45% 1033 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 22%
Most Significant Cloud Type: high
21%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

SSW
SSW

 6 / 7 mph 57 / 56°F 59% 1033 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 22%
Most Significant Cloud Type: high
22%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Wed 26
Sep		00:00

SW
SW

 19 / 39 mph 53 / 47°F 72% 1022 mb
Low level cloud: 89%
Mid level cloud: 44%
High level cloud: 66%
Most Significant Cloud Type: low
100%
0.01 In
06:00

ESE
ESE

 3 / 3 mph 56 / 56°F 64% 1029 mb
Low level cloud: 65%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
81%
0.00 In
12:00

SSE
SSE

 3 / 4 mph 72 / 75°F 40% 1031 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.00 In
18:00

N
N

 5 / 6 mph 70 / 70°F 47% 1033 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 93%
Most Significant Cloud Type: medium
15%
0.00 In
Thu 27
Sep		00:00

E
E

 5 / 6 mph 63 / 63°F 53% 1034 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: medium
5%
0.00 In
06:00

NNW
NNW

 3 / 4 mph 58 / 59°F 69% 1034 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 7%
Most Significant Cloud Type: medium
9%
0.00 In
12:00

ESE
ESE

 6 / 6 mph 67 / 67°F 46% 1035 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 44%
Most Significant Cloud Type: medium
4%
0.00 In
18:00

NNE
NNE

 6 / 7 mph 70 / 70°F 47% 1034 mb
Low level cloud: 2%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: medium
23%
0.00 In
Fri 28
Sep		00:00

ESE
ESE

 8 / 9 mph 62 / 62°F 72% 1032 mb
Low level cloud: 13%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
14%
0.00 In
06:00

NNE
NNE

 4 / 5 mph 56 / 56°F 81% 1035 mb
Low level cloud: 2%
Mid level cloud: 28%
High level cloud: 1%
Most Significant Cloud Type: medium
33%
0.00 In
12:00

ESE
ESE

 11 / 13 mph 64 / 64°F 45% 1027 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.00 In
18:00

NE
NE

 5 / 6 mph 65 / 65°F 70% 1034 mb
Low level cloud: 62%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
65%
0.00 In
Sat 29
Sep		00:00

ESE
ESE

 10 / 11 mph 58 / 55°F 65% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.00 In
06:00

NNE
NNE

 6 / 9 mph 55 / 53°F 97% 1034 mb
Low level cloud: 69%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.00 In
12:00

SE
SE

 13 / 15 mph 60 / 60°F 48% 1013 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 10%
Most Significant Cloud Type: high
10%
0.00 In
18:00

NNE
NNE

 7 / 9 mph 70 / 70°F 65% 1033 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 39%
Most Significant Cloud Type: medium
4%
0.00 In
Sun 30
Sep		00:00

SE
SE

 9 / 11 mph 57 / 55°F 67% 1006 mb
Low level cloud: 0%
Mid level cloud: 47%
High level cloud: 56%
Most Significant Cloud Type: medium
49%
0.00 In
06:00

NNE
NNE

 8 / 10 mph 53 / 51°F 96% 1032 mb
Low level cloud: 49%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
49%
0.00 In
12:00

SSE
SSE

 15 / 22 mph 55 / 51°F 72% 999 mb
Low level cloud: 44%
Mid level cloud: 44%
High level cloud: 32%
Most Significant Cloud Type: low
63%
0.10 In
18:00

NE
NE

 9 / 12 mph 62 / 62°F 72% 1031 mb
Low level cloud: 55%
Mid level cloud: 3%
High level cloud: 1%
Most Significant Cloud Type: low
56%
0.00 In
Mon 01
Oct		00:00

SSW
SSW

 6 / 8 mph 58 / 57°F 91% 999 mb
Low level cloud: 4%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
7%
0.30 In
06:00

NNE
NNE

 8 / 11 mph 56 / 54°F 91% 1030 mb
Low level cloud: 46%
Mid level cloud: 5%
High level cloud: 2%
Most Significant Cloud Type: low
48%
0.00 In
12:00

SW
SW

 10 / 12 mph 60 / 60°F 61% 1001 mb
Low level cloud: 3%
Mid level cloud: 44%
High level cloud: 6%
Most Significant Cloud Type: medium
52%
0.02 In
18:00

NE
NE

 9 / 10 mph 61 / 61°F 78% 1030 mb
Low level cloud: 40%
Mid level cloud: 3%
High level cloud: 11%
Most Significant Cloud Type: low
41%
0.00 In
Tue 02
Oct		00:00

SW
SW

 8 / 12 mph 51 / 48°F 85% 1003 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: medium
43%
0.08 In
06:00

NNE
NNE

 9 / 14 mph 54 / 51°F 85% 1029 mb
Low level cloud: 56%
Mid level cloud: 8%
High level cloud: 5%
Most Significant Cloud Type: low
59%
0.00 In
12:00

WNW
WNW

 14 / 17 mph 56 / 52°F 59% 1008 mb
Low level cloud: 15%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: low
24%
0.00 In
18:00

NNE
NNE

 8 / 9 mph 61 / 61°F 81% 1027 mb
Low level cloud: 57%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: low
61%
0.01 In
Wed 03
Oct		00:00

WNW
WNW

 12 / 15 mph 50 / 45°F 78% 1021 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 6%
Most Significant Cloud Type: medium
6%
0.03 In
06:00

NE
NE

 6 / 8 mph 55 / 54°F 96% 1027 mb
Low level cloud: 32%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
32%
0.01 In
12:00

SW
SW

 7 / 8 mph 55 / 54°F 64% 1026 mb
Low level cloud: 0%
Mid level cloud: 33%
High level cloud: 37%
Most Significant Cloud Type: medium
34%
0.00 In
18:00

ENE
ENE

 6 / 7 mph 69 / 69°F 69% 1025 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: high
4%
0.00 In
Thu 04
Oct		00:00

S
S

 11 / 14 mph 55 / 52°F 95% 1023 mb
Low level cloud: 79%
Mid level cloud: 36%
High level cloud: 32%
Most Significant Cloud Type: low
95%
0.17 In
06:00

N
N

 6 / 8 mph 54 / 53°F 95% 1023 mb
Low level cloud: 29%
Mid level cloud: 0%
High level cloud: 21%
Most Significant Cloud Type: low
31%
0.00 In
12:00

W
W

 7 / 9 mph 65 / 65°F 87% 1023 mb
Low level cloud: 75%
Mid level cloud: 51%
High level cloud: 68%
Most Significant Cloud Type: low
100%
0.04 In

The day label given represents the local day relative to the local time for the location you are looking at.
(More Info)

Day

This time is corrected for local time zones and where possible for daylight saving times.
(More Info)

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.
(More Info)

Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
(More Info)

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.
(More Info)

Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
(More Info)

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.
(More Info)

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.
(More Info)

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.
(More Info)

Pressure