WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Avon 14 Day Long Range Forecast

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

Hampshire, United Kingdom

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

Taking a look at Avon over the coming two weeks and the average daytime maximum temperature will be around 27°C, with a high for the two weeks of 31°C expected on the afternoon of Tuesday 12th. The mean minimum temperature will be 15°C, dipping to its lowest on the morning of Saturday 9th at 11°C. The next 14 days will remain predominantly dry. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Sat 09
Aug
12:00

W
W

13 / 15 mph 75 / 76°F 37% 1021 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
15:00

WNW
WNW

16 / 19 mph 76 / 76°F 38% 1021 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 1%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WNW
WNW

14 / 19 mph 69 / 68°F 48% 1023 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
21:00

WNW
WNW

9 / 15 mph 59 / 59°F 82% 1025 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
Sun 10
Aug
00:00

WNW
WNW

7 / 13 mph 57 / 55°F 95% 1026 mb
Low level cloud: 8%
Mid level cloud: 0%
High level cloud: 1%
Most Significant Cloud Type: low
8%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNW
NNW

3 / 6 mph 55 / 55°F 94% 1027 mb
Low level cloud: 7%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNW
NNW

2 / 4 mph 58 / 57°F 89% 1028 mb
Low level cloud: 7%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ESE
ESE

2 / 2 mph 71 / 69°F 57% 1028 mb
Low level cloud: 3%
Mid level cloud: 0%
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

S
S

2 / 2 mph 79 / 77°F 40% 1027 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 1%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSW
SSW

5 / 6 mph 81 / 78°F 34% 1026 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 1%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

S
S

7 / 8 mph 76 / 77°F 47% 1025 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 4%
Most Significant Cloud Type: medium
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SW
SW

3 / 6 mph 65 / 65°F 72% 1026 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 11
Aug
00:00

SE
SE

1 / 2 mph 61 / 61°F 74% 1026 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

ENE
ENE

3 / 6 mph 60 / 60°F 74% 1024 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
06:00

ENE
ENE

4 / 8 mph 63 / 61°F 66% 1024 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 1%
Most Significant Cloud Type: medium
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ESE
ESE

9 / 11 mph 77 / 77°F 39% 1022 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 3%
Most Significant Cloud Type: medium
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

10 / 12 mph 85 / 81°F 28% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 33%
Most Significant Cloud Type: high
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SE
SE

10 / 12 mph 87 / 82°F 25% 1019 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 30%
Most Significant Cloud Type: medium
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SE
SE

6 / 9 mph 84 / 79°F 30% 1017 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 100%
Most Significant Cloud Type: medium
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

E
E

10 / 21 mph 72 / 75°F 37% 1016 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 100%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 12
Aug
00:00

E
E

11 / 20 mph 70 / 70°F 45% 1015 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 100%
Most Significant Cloud Type: medium
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

8 / 17 mph 63 / 63°F 69% 1013 mb
Low level cloud: 0%
Mid level cloud: 79%
High level cloud: 2%
Most Significant Cloud Type: medium
78%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

9 / 19 mph 66 / 64°F 68% 1011 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 6%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SE
SE

14 / 16 mph 79 / 78°F 40% 1010 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 17%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

14 / 16 mph 83 / 81°F 38% 1010 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

SW
SW

15 / 17 mph 88 / 85°F 32% 1009 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 32%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SW
SW

13 / 17 mph 80 / 80°F 44% 1010 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 1%
Most Significant Cloud Type: medium
3%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

6 / 11 mph 67 / 67°F 72% 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
Wed 13
Aug
00:00

WSW
WSW

7 / 11 mph 63 / 63°F 85% 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
03:00

SW
SW

6 / 11 mph 60 / 60°F 94% 1013 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
06:00

SW
SW

6 / 11 mph 63 / 61°F 90% 1013 mb
Low level cloud: 12%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SW
SW

11 / 13 mph 74 / 76°F 59% 1014 mb
Low level cloud: 66%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SW
SW

12 / 14 mph 81 / 80°F 44% 1014 mb
Low level cloud: 29%
Mid level cloud: 3%
High level cloud: 5%
Most Significant Cloud Type: low
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

13 / 15 mph 82 / 81°F 40% 1014 mb
Low level cloud: 0%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: medium
18%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

11 / 14 mph 77 / 78°F 51% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 3%
Most Significant Cloud Type: high
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

7 / 13 mph 64 / 65°F 69% 1016 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 21%
Most Significant Cloud Type: high
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 14
Aug
00:00

NW
NW

5 / 9 mph 61 / 61°F 66% 1016 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNW
NNW

2 / 4 mph 60 / 60°F 70% 1016 mb
Low level cloud: 0%
Mid level cloud: 6%
High level cloud: 96%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

3 / 6 mph 62 / 60°F 72% 1016 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 3%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NW
NW

4 / 5 mph 75 / 76°F 45% 1016 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 21%
Most Significant Cloud Type: medium
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WSW
WSW

3 / 3 mph 84 / 80°F 34% 1016 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 99%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSW
SSW

6 / 7 mph 86 / 81°F 33% 1015 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 100%
Most Significant Cloud Type: medium
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SW
SW

7 / 9 mph 82 / 80°F 39% 1015 mb
Low level cloud: 0%
Mid level cloud: 16%
High level cloud: 2%
Most Significant Cloud Type: medium
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNW
NNW

5 / 11 mph 69 / 69°F 54% 1016 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 5%
Most Significant Cloud Type: medium
11%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 15
Aug
00:00

NW
NW

5 / 11 mph 65 / 65°F 61% 1017 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 6%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNW
NNW

5 / 11 mph 63 / 63°F 68% 1017 mb
Low level cloud: 0%
Mid level cloud: 74%
High level cloud: 0%
Most Significant Cloud Type: medium
73%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNW
NNW

5 / 10 mph 65 / 63°F 68% 1017 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 7%
Most Significant Cloud Type: medium
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

8 / 9 mph 79 / 78°F 42% 1017 mb
Low level cloud: 0%
Mid level cloud: 38%
High level cloud: 7%
Most Significant Cloud Type: medium
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

ENE
ENE

10 / 11 mph 86 / 84°F 38% 1017 mb
Low level cloud: 2%
Mid level cloud: 45%
High level cloud: 32%
Most Significant Cloud Type: medium
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SE
SE

10 / 11 mph 86 / 85°F 41% 1016 mb
Low level cloud: 0%
Mid level cloud: 74%
High level cloud: 36%
Most Significant Cloud Type: medium
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ENE
ENE

8 / 10 mph 83 / 82°F 50% 1016 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 38%
Most Significant Cloud Type: medium
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ENE
ENE

13 / 22 mph 69 / 69°F 77% 1018 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 15%
Most Significant Cloud Type: medium
14%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Sat 16
Aug
00:00

WNW
WNW

8 / 15 mph 59 / 59°F 95% 1015 mb
Low level cloud: 3%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
20%
0.0 In
06:00

SW
SW

5 / 8 mph 56 / 56°F 93% 1016 mb
Low level cloud: 60%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: low
69%
0.0 In
12:00

WSW
WSW

7 / 10 mph 80 / 79°F 34% 1021 mb
Low level cloud: 0%
Mid level cloud: 17%
High level cloud: 4%
Most Significant Cloud Type: medium
17%
0.0 In
18:00

WNW
WNW

13 / 18 mph 69 / 69°F 36% 1015 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 1%
Most Significant Cloud Type: high
0%
0.0 In
Sun 17
Aug
00:00

NE
NE

12 / 20 mph 62 / 62°F 77% 1022 mb
Low level cloud: 0%
Mid level cloud: 24%
High level cloud: 5%
Most Significant Cloud Type: medium
24%
0.0 In
06:00

NNW
NNW

6 / 9 mph 66 / 66°F 61% 1015 mb
Low level cloud: 0%
Mid level cloud: 14%
High level cloud: 91%
Most Significant Cloud Type: medium
17%
0.0 In
12:00

W
W

16 / 27 mph 63 / 63°F 67% 1010 mb
Low level cloud: 96%
Mid level cloud: 12%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
18:00

ENE
ENE

10 / 21 mph 77 / 78°F 44% 1013 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 4%
Most Significant Cloud Type: medium
9%
0.0 In
Mon 18
Aug
00:00

SW
SW

6 / 10 mph 58 / 57°F 79% 1012 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 100%
Most Significant Cloud Type: medium
23%
0.0 In
06:00

NNE
NNE

7 / 15 mph 54 / 53°F 86% 1014 mb
Low level cloud: 3%
Mid level cloud: 21%
High level cloud: 2%
Most Significant Cloud Type: medium
28%
0.0 In
12:00

SSW
SSW

13 / 21 mph 60 / 60°F 92% 1011 mb
Low level cloud: 94%
Mid level cloud: 93%
High level cloud: 98%
Most Significant Cloud Type: low
100%
0.0 In
18:00

SW
SW

6 / 12 mph 78 / 78°F 39% 1012 mb
Low level cloud: 0%
Mid level cloud: 19%
High level cloud: 3%
Most Significant Cloud Type: medium
18%
0.0 In
Tue 19
Aug
00:00

SSW
SSW

5 / 9 mph 55 / 54°F 97% 1010 mb
Low level cloud: 39%
Mid level cloud: 31%
High level cloud: 3%
Most Significant Cloud Type: low
50%
0.1 In
06:00

NNW
NNW

9 / 18 mph 60 / 60°F 80% 1013 mb
Low level cloud: 76%
Mid level cloud: 53%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
12:00

SW
SW

14 / 24 mph 68 / 68°F 49% 1010 mb
Low level cloud: 45%
Mid level cloud: 44%
High level cloud: 33%
Most Significant Cloud Type: low
64%
0.0 In
18:00

NW
NW

19 / 40 mph 64 / 65°F 38% 1016 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 71%
Most Significant Cloud Type: medium
29%
0.0 In
Wed 20
Aug
00:00

SSW
SSW

6 / 10 mph 57 / 56°F 96% 1011 mb
Low level cloud: 29%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
56%
0.0 In
06:00

W
W

7 / 14 mph 58 / 57°F 90% 1017 mb
Low level cloud: 28%
Mid level cloud: 51%
High level cloud: 20%
Most Significant Cloud Type: low
47%
0.0 In
12:00

S
S

10 / 20 mph 61 / 61°F 89% 1011 mb
Low level cloud: 49%
Mid level cloud: 46%
High level cloud: 32%
Most Significant Cloud Type: low
68%
0.4 In
18:00

WNW
WNW

13 / 28 mph 65 / 65°F 70% 1017 mb
Low level cloud: 100%
Mid level cloud: 99%
High level cloud: 4%
Most Significant Cloud Type: low
100%
0.0 In
Thu 21
Aug
00:00

NNW
NNW

1 / 2 mph 60 / 60°F 94% 1012 mb
Low level cloud: 18%
Mid level cloud: 46%
High level cloud: 19%
Most Significant Cloud Type: low
36%
0.1 In
06:00

NW
NW

9 / 20 mph 61 / 61°F 83% 1020 mb
Low level cloud: 74%
Mid level cloud: 14%
High level cloud: 4%
Most Significant Cloud Type: low
78%
0.0 In
12:00

N
N

12 / 26 mph 65 / 65°F 74% 1016 mb
Low level cloud: 84%
Mid level cloud: 14%
High level cloud: 32%
Most Significant Cloud Type: low
93%
0.0 In
18:00

N
N

10 / 21 mph 72 / 76°F 49% 1022 mb
Low level cloud: 71%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
71%
0.0 In
Fri 22
Aug
00:00

NNW
NNW

6 / 12 mph 59 / 59°F 81% 1018 mb
Low level cloud: 24%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
51%
0.0 In
06:00

N
N

6 / 12 mph 57 / 56°F 88% 1027 mb
Low level cloud: 6%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
5%
0.0 In
12:00

NNW
NNW

11 / 22 mph 67 / 67°F 49% 1017 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: medium
25%
0.0 In
18:00

SSE
SSE

9 / 19 mph 71 / 71°F 50% 1027 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Sat 23
Aug
00:00

N
N

8 / 16 mph 53 / 50°F 86% 1023 mb
Low level cloud: 2%
Mid level cloud: 0%
High level cloud: 9%
Most Significant Cloud Type: low
2%
0.0 In
06:00

ENE
ENE

6 / 13 mph 55 / 54°F 92% 1028 mb
Low level cloud: 7%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
8%
0.0 In
12:00

N
N

8 / 16 mph 65 / 65°F 45% 1025 mb
Low level cloud: 24%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
23%
0.0 In
18:00

E
E

12 / 25 mph 75 / 76°F 41% 1022 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
1%
0.0 In
Sun 24
Aug
00:00

WNW
WNW

6 / 13 mph 56 / 55°F 89% 1023 mb
Low level cloud: 3%
Mid level cloud: 2%
High level cloud: 38%
Most Significant Cloud Type: medium
11%
0.0 In
06:00

ENE
ENE

11 / 23 mph 58 / 56°F 96% 1020 mb
Low level cloud: 60%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
59%
0.0 In
12:00

WNW
WNW

8 / 17 mph 70 / 70°F 49% 1020 mb
Low level cloud: 42%
Mid level cloud: 19%
High level cloud: 57%
Most Significant Cloud Type: low
55%
0.0 In
18:00

ESE
ESE

10 / 21 mph 78 / 78°F 40% 1016 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 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