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Cefn Glas Weather Forecast

Temperature, wind, rain and more for Cefn Glas

The Vale Of Glamorgan, United Kingdom

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Mon 10
Nov		06:00

SSW
SSW

 10 / 19 mph 48 / 43°F 93% 1004 mb
Low level cloud: 38%
Mid level cloud: 78%
High level cloud: 97%
Most Significant Cloud Type: low
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSE
SSE

 7 / 12 mph 51 / 47°F 91% 1003 mb
Low level cloud: 30%
Mid level cloud: 45%
High level cloud: 99%
Most Significant Cloud Type: low
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSW
SSW

 13 / 19 mph 54 / 49°F 84% 1001 mb
Low level cloud: 47%
Mid level cloud: 19%
High level cloud: 9%
Most Significant Cloud Type: low
54%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

W
W

 17 / 22 mph 55 / 50°F 84% 1002 mb
Low level cloud: 80%
Mid level cloud: 20%
High level cloud: 32%
Most Significant Cloud Type: low
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WSW
WSW

 15 / 18 mph 53 / 49°F 86% 1003 mb
Low level cloud: 44%
Mid level cloud: 8%
High level cloud: 81%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SW
SW

 13 / 16 mph 51 / 47°F 89% 1005 mb
Low level cloud: 33%
Mid level cloud: 11%
High level cloud: 98%
Most Significant Cloud Type: low
48%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 11
Nov		00:00

SSW
SSW

 11 / 13 mph 52 / 48°F 93% 1005 mb
Low level cloud: 36%
Mid level cloud: 63%
High level cloud: 61%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSE
SSE

 9 / 14 mph 50 / 46°F 93% 1004 mb
Low level cloud: 47%
Mid level cloud: 44%
High level cloud: 32%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

S
S

 14 / 30 mph 49 / 43°F 88% 1003 mb
Low level cloud: 64%
Mid level cloud: 66%
High level cloud: 57%
Most Significant Cloud Type: low
93%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

S
S

 19 / 38 mph 52 / 46°F 85% 1002 mb
Low level cloud: 100%
Mid level cloud: 41%
High level cloud: 27%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

 22 / 36 mph 56 / 51°F 88% 1001 mb
Low level cloud: 99%
Mid level cloud: 49%
High level cloud: 17%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

S
S

 24 / 37 mph 57 / 53°F 82% 999 mb
Low level cloud: 83%
Mid level cloud: 47%
High level cloud: 95%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSW
SSW

 25 / 36 mph 56 / 50°F 94% 998 mb
Low level cloud: 97%
Mid level cloud: 99%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
21:00

SSW
SSW

 16 / 31 mph 53 / 48°F 88% 1000 mb
Low level cloud: 94%
Mid level cloud: 94%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
The 7 day weather forecast summary for Cefn Glas:

Over the next 7 days the Cefn Glas forecast suggests the average daytime maximum temperature will be around 12°C, with a high for the week of 14°C expected on the afternoon of Thursday 13th. The mean minimum temperature will be 9°C, dipping to its lowest on the evening of Monday 17th at 4°C. The coming week will have some days seeing a little precipitation and some days with rain. It looks like Friday 17th will have the most precipitation with an accumulation of around 38.0mm. On the whole winds are likely to be moderate. Expect the strongest wind on Friday morning, coming from a north easterly direction, and reaching around 26mph.

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

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