Fast Forecast

WEATHER FOR BUSINESS

We supply weather data to businesses

Free Weather Plugin

Add this forecast to your website



Local Weather

Blackgang Chane 14 Day Long Range Forecast

14 Day weather providing an extended long range forecast outlook for Blackgang Chane

Isle of Wight, United Kingdom

Long range weather outlook for Blackgang Chane includes 14 day forecast summary:

The forecast for Blackgang Chane in the coming two weeks is predicting the average daytime maximum temperature will be around 10°C, with a high for the two weeks of 15°C expected on the afternoon of Friday 21st. The average minimum temperature will be 6°C, dipping to its lowest on the morning of Sunday 16th at 2°C. Expect the next 14 days have mixed overhead conditions with some days dry and some seeing a significant amount of rain. The current forecast indicates Sunday 23rd will have the most precipitation with an accumulation of around 10.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sun 16
Mar		15:00

ENE
ENE

 17 / 33 mph 42 / 34°F 53% 1024 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
18:00

ENE
ENE

 15 / 30 mph 42 / 34°F 65% 1024 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

ENE
ENE

 16 / 30 mph 40 / 31°F 75% 1026 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
Mon 17
Mar		00:00

ENE
ENE

 15 / 22 mph 41 / 33°F 81% 1026 mb
Low level cloud: 2%
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
03:00

ENE
ENE

 14 / 23 mph 40 / 32°F 86% 1026 mb
Low level cloud: 24%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NE
NE

 15 / 26 mph 39 / 31°F 88% 1026 mb
Low level cloud: 44%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
43%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ENE
ENE

 19 / 30 mph 41 / 32°F 83% 1027 mb
Low level cloud: 49%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

ENE
ENE

 19 / 31 mph 43 / 35°F 75% 1027 mb
Low level cloud: 63%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

E
E

 17 / 27 mph 44 / 37°F 70% 1026 mb
Low level cloud: 23%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

 20 / 33 mph 43 / 35°F 74% 1025 mb
Low level cloud: 21%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ENE
ENE

 22 / 38 mph 42 / 32°F 78% 1025 mb
Low level cloud: 12%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
12%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 18
Mar		00:00

E
E

 19 / 29 mph 44 / 36°F 81% 1024 mb
Low level cloud: 6%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

 20 / 37 mph 42 / 33°F 79% 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
06:00

ESE
ESE

 22 / 42 mph 41 / 32°F 72% 1022 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
09:00

ESE
ESE

 23 / 32 mph 44 / 35°F 65% 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
12:00

E
E

 23 / 27 mph 47 / 39°F 65% 1022 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

E
E

 23 / 27 mph 49 / 41°F 62% 1021 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: high
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

 19 / 27 mph 47 / 40°F 66% 1020 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: high
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

E
E

 16 / 28 mph 45 / 38°F 74% 1020 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 19
Mar		00:00

E
E

 13 / 19 mph 47 / 41°F 78% 1019 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
03:00

E
E

 11 / 17 mph 46 / 41°F 84% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 18%
Most Significant Cloud Type: high
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

 11 / 18 mph 45 / 40°F 87% 1019 mb
Low level cloud: 1%
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
09:00

ESE
ESE

 12 / 19 mph 47 / 41°F 86% 1020 mb
Low level cloud: 3%
Mid level cloud: 0%
High level cloud: 8%
Most Significant Cloud Type: low
4%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

ESE
ESE

 11 / 14 mph 49 / 45°F 85% 1020 mb
Low level cloud: 1%
Mid level cloud: 21%
High level cloud: 16%
Most Significant Cloud Type: medium
24%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ESE
ESE

 11 / 14 mph 51 / 46°F 84% 1019 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 69%
Most Significant Cloud Type: medium
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

 12 / 20 mph 50 / 45°F 84% 1020 mb
Low level cloud: 36%
Mid level cloud: 7%
High level cloud: 68%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

E
E

 11 / 24 mph 48 / 43°F 86% 1020 mb
Low level cloud: 38%
Mid level cloud: 9%
High level cloud: 42%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 20
Mar		00:00

E
E

 9 / 14 mph 52 / 48°F 87% 1019 mb
Low level cloud: 98%
Mid level cloud: 45%
High level cloud: 16%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

ENE
ENE

 9 / 17 mph 50 / 47°F 88% 1018 mb
Low level cloud: 86%
Mid level cloud: 11%
High level cloud: 94%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

 13 / 26 mph 49 / 44°F 87% 1017 mb
Low level cloud: 20%
Mid level cloud: 97%
High level cloud: 18%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

 15 / 19 mph 52 / 47°F 87% 1017 mb
Low level cloud: 4%
Mid level cloud: 89%
High level cloud: 12%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

E
E

 13 / 15 mph 56 / 52°F 88% 1016 mb
Low level cloud: 21%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
36%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

E
E

 13 / 15 mph 58 / 55°F 88% 1014 mb
Low level cloud: 3%
Mid level cloud: 7%
High level cloud: 2%
Most Significant Cloud Type: low
6%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ENE
ENE

 12 / 14 mph 57 / 53°F 88% 1013 mb
Low level cloud: 9%
Mid level cloud: 16%
High level cloud: 16%
Most Significant Cloud Type: low
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ENE
ENE

 13 / 22 mph 53 / 49°F 89% 1011 mb
Low level cloud: 12%
Mid level cloud: 100%
High level cloud: 14%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 21
Mar		00:00

ENE
ENE

 13 / 24 mph 52 / 48°F 88% 1010 mb
Low level cloud: 9%
Mid level cloud: 100%
High level cloud: 35%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

ENE
ENE

 13 / 22 mph 50 / 45°F 93% 1007 mb
Low level cloud: 14%
Mid level cloud: 56%
High level cloud: 74%
Most Significant Cloud Type: medium
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

ENE
ENE

 17 / 32 mph 48 / 42°F 94% 1004 mb
Low level cloud: 71%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

 15 / 18 mph 53 / 48°F 98% 1003 mb
Low level cloud: 98%
Mid level cloud: 93%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
12:00

ESE
ESE

 12 / 14 mph 57 / 54°F 96% 1002 mb
Low level cloud: 54%
Mid level cloud: 44%
High level cloud: 100%
Most Significant Cloud Type: low
81%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

ESE
ESE

 12 / 13 mph 59 / 57°F 93% 1001 mb
Low level cloud: 18%
Mid level cloud: 26%
High level cloud: 11%
Most Significant Cloud Type: low
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

 13 / 16 mph 58 / 54°F 94% 1000 mb
Low level cloud: 34%
Mid level cloud: 44%
High level cloud: 25%
Most Significant Cloud Type: low
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ESE
ESE

 5 / 6 mph 55 / 54°F 93% 1001 mb
Low level cloud: 21%
Mid level cloud: 57%
High level cloud: 32%
Most Significant Cloud Type: low
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 22
Mar		00:00

ENE
ENE

 10 / 21 mph 49 / 44°F 94% 1001 mb
Low level cloud: 29%
Mid level cloud: 22%
High level cloud: 9%
Most Significant Cloud Type: low
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

 7 / 15 mph 48 / 45°F 95% 1002 mb
Low level cloud: 19%
Mid level cloud: 16%
High level cloud: 34%
Most Significant Cloud Type: low
28%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

ENE
ENE

 6 / 12 mph 47 / 45°F 96% 1002 mb
Low level cloud: 31%
Mid level cloud: 12%
High level cloud: 68%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

E
E

 6 / 11 mph 49 / 46°F 94% 1004 mb
Low level cloud: 36%
Mid level cloud: 14%
High level cloud: 100%
Most Significant Cloud Type: low
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

 3 / 6 mph 50 / 49°F 92% 1005 mb
Low level cloud: 37%
Mid level cloud: 61%
High level cloud: 33%
Most Significant Cloud Type: low
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

W
W

 6 / 9 mph 51 / 48°F 88% 1005 mb
Low level cloud: 39%
Mid level cloud: 50%
High level cloud: 28%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

 6 / 11 mph 50 / 48°F 90% 1005 mb
Low level cloud: 79%
Mid level cloud: 62%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

 6 / 9 mph 49 / 47°F 95% 1005 mb
Low level cloud: 93%
Mid level cloud: 70%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sun 23
Mar		00:00

S
S

 33 / 60 mph 46 / 37°F 85% 997 mb
Low level cloud: 100%
Mid level cloud: 26%
High level cloud: 87%
Most Significant Cloud Type: low
100%
0.0 In
06:00

S
S

 10 / 16 mph 45 / 40°F 84% 1001 mb
Low level cloud: 1%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: medium
53%
0.0 In
12:00

SSW
SSW

 20 / 34 mph 47 / 39°F 80% 992 mb
Low level cloud: 78%
Mid level cloud: 85%
High level cloud: 33%
Most Significant Cloud Type: low
100%
0.0 In
18:00

ESE
ESE

 17 / 25 mph 51 / 46°F 97% 1004 mb
Low level cloud: 89%
Mid level cloud: 91%
High level cloud: 8%
Most Significant Cloud Type: low
100%
0.0 In
Mon 24
Mar		00:00

SW
SW

 3 / 4 mph 52 / 52°F 88% 1003 mb
Low level cloud: 4%
Mid level cloud: 21%
High level cloud: 6%
Most Significant Cloud Type: medium
32%
0.0 In
06:00

NNW
NNW

 5 / 6 mph 49 / 47°F 92% 1004 mb
Low level cloud: 27%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
42%
0.0 In
12:00

SSW
SSW

 18 / 30 mph 50 / 44°F 86% 1004 mb
Low level cloud: 31%
Mid level cloud: 20%
High level cloud: 10%
Most Significant Cloud Type: low
38%
0.0 In
18:00

WSW
WSW

 22 / 32 mph 50 / 44°F 86% 1012 mb
Low level cloud: 10%
Mid level cloud: 7%
High level cloud: 9%
Most Significant Cloud Type: low
12%
0.0 In
Tue 25
Mar		00:00

W
W

 12 / 23 mph 45 / 39°F 92% 1008 mb
Low level cloud: 38%
Mid level cloud: 44%
High level cloud: 5%
Most Significant Cloud Type: low
54%
0.0 In
06:00

NNW
NNW

 10 / 16 mph 42 / 37°F 81% 1017 mb
Low level cloud: 1%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
0.0 In
12:00

SW
SW

 16 / 31 mph 47 / 41°F 87% 1010 mb
Low level cloud: 3%
Mid level cloud: 9%
High level cloud: 1%
Most Significant Cloud Type: medium
18%
0.0 In
18:00

NW
NW

 14 / 26 mph 46 / 39°F 72% 1019 mb
Low level cloud: 43%
Mid level cloud: 7%
High level cloud: 17%
Most Significant Cloud Type: low
47%
0.0 In
Wed 26
Mar		00:00

NW
NW

 13 / 28 mph 41 / 34°F 84% 1011 mb
Low level cloud: 23%
Mid level cloud: 91%
High level cloud: 0%
Most Significant Cloud Type: medium
100%
0.0 In
06:00

NNW
NNW

 8 / 12 mph 42 / 37°F 77% 1021 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: medium
4%
0.0 In
12:00

NW
NW

 13 / 28 mph 41 / 33°F 58% 1017 mb
Low level cloud: 38%
Mid level cloud: 12%
High level cloud: 100%
Most Significant Cloud Type: low
54%
0.0 In
18:00

WSW
WSW

 9 / 15 mph 46 / 42°F 78% 1022 mb
Low level cloud: 82%
Mid level cloud: 18%
High level cloud: 0%
Most Significant Cloud Type: low
87%
0.0 In
Thu 27
Mar		00:00

NW
NW

 14 / 23 mph 41 / 33°F 74% 1022 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 1%
Most Significant Cloud Type: medium
12%
0.0 In
06:00

WNW
WNW

 6 / 9 mph 46 / 44°F 82% 1022 mb
Low level cloud: 24%
Mid level cloud: 8%
High level cloud: 6%
Most Significant Cloud Type: low
27%
0.0 In
12:00

W
W

 17 / 28 mph 47 / 40°F 76% 1024 mb
Low level cloud: 68%
Mid level cloud: 22%
High level cloud: 3%
Most Significant Cloud Type: low
76%
0.0 In
18:00

WSW
WSW

 8 / 11 mph 50 / 47°F 78% 1023 mb
Low level cloud: 32%
Mid level cloud: 3%
High level cloud: 7%
Most Significant Cloud Type: low
33%
0.0 In
Fri 28
Mar		00:00

WSW
WSW

 22 / 40 mph 46 / 38°F 87% 1020 mb
Low level cloud: 27%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
0.0 In
06:00

ESE
ESE

 4 / 6 mph 53 / 52°F 77% 1025 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 1%
Most Significant Cloud Type: medium
3%
0.0 In
12:00

W
W

 16 / 29 mph 47 / 41°F 88% 1019 mb
Low level cloud: 52%
Mid level cloud: 44%
High level cloud: 13%
Most Significant Cloud Type: low
68%
0.1 In
18:00

ENE
ENE

 9 / 14 mph 52 / 49°F 78% 1026 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 7%
Most Significant Cloud Type: medium
1%
0.0 In
Sat 29
Mar		00:00

NW
NW

 9 / 15 mph 48 / 44°F 95% 1022 mb
Low level cloud: 44%
Mid level cloud: 90%
High level cloud: 5%
Most Significant Cloud Type: low
76%
0.0 In
06:00

NE
NE

 10 / 18 mph 49 / 45°F 87% 1026 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 33%
Most Significant Cloud Type: medium
6%
0.0 In
12:00

SSW
SSW

 2 / 4 mph 51 / 52°F 85% 1025 mb
Low level cloud: 59%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
61%
0.0 In
18:00

E
E

 5 / 7 mph 60 / 60°F 79% 1026 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 1%
Most Significant Cloud Type: medium
4%
0.0 In
Sun 30
Mar		00:00

ESE
ESE

 8 / 12 mph 53 / 50°F 84% 1024 mb
Low level cloud: 47%
Mid level cloud: 5%
High level cloud: 5%
Most Significant Cloud Type: low
49%
0.0 In
06:00

NE
NE

 10 / 18 mph 49 / 45°F 84% 1023 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
12:00

ESE
ESE

 14 / 22 mph 58 / 55°F 82% 1019 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 100%
Most Significant Cloud Type: medium
5%
0.0 In
18:00

E
E

 10 / 13 mph 59 / 59°F 83% 1018 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Mon 31
Mar		00:00

ESE
ESE

 12 / 19 mph 52 / 47°F 85% 1009 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 100%
Most Significant Cloud Type: medium
6%
0.0 In
06:00

NE
NE

 15 / 25 mph 46 / 40°F 82% 1016 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
12:00

N
N

 6 / 10 mph 48 / 45°F 96% 1000 mb
Low level cloud: 99%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.2 In
18:00

NE
NE

 22 / 30 mph 49 / 42°F 73% 1019 mb
Low level cloud: 70%
Mid level cloud: 31%
High level cloud: 32%
Most Significant Cloud Type: low
84%
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