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Hermon Weather Forecast

Temperature, wind, rain and more for Hermon

Isle of Anglesey, United Kingdom

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Tue 21
Oct		09:00

W
W

 17 / 29 mph 53 / 49°F 86% 989 mb
Low level cloud: 81%
Mid level cloud: 100%
High level cloud: 17%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

W
W

 22 / 28 mph 55 / 50°F 87% 989 mb
Low level cloud: 97%
Mid level cloud: 95%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WNW
WNW

 23 / 28 mph 57 / 52°F 81% 990 mb
Low level cloud: 86%
Mid level cloud: 32%
High level cloud: 0%
Most Significant Cloud Type: low
97%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WNW
WNW

 18 / 25 mph 56 / 51°F 77% 993 mb
Low level cloud: 34%
Mid level cloud: 14%
High level cloud: 9%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

 14 / 20 mph 54 / 50°F 80% 995 mb
Low level cloud: 48%
Mid level cloud: 21%
High level cloud: 100%
Most Significant Cloud Type: low
67%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 22
Oct		00:00

WNW
WNW

 13 / 20 mph 51 / 47°F 77% 996 mb
Low level cloud: 29%
Mid level cloud: 18%
High level cloud: 100%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

W
W

 12 / 21 mph 50 / 46°F 81% 996 mb
Low level cloud: 48%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: low
58%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

W
W

 12 / 23 mph 49 / 45°F 78% 997 mb
Low level cloud: 50%
Mid level cloud: 6%
High level cloud: 100%
Most Significant Cloud Type: low
64%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WSW
WSW

 9 / 15 mph 52 / 48°F 77% 997 mb
Low level cloud: 30%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSW
SSW

 13 / 17 mph 54 / 50°F 71% 997 mb
Low level cloud: 13%
Mid level cloud: 42%
High level cloud: 0%
Most Significant Cloud Type: medium
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSW
SSW

 14 / 17 mph 55 / 51°F 76% 994 mb
Low level cloud: 21%
Mid level cloud: 30%
High level cloud: 100%
Most Significant Cloud Type: low
43%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

S
S

 11 / 15 mph 54 / 50°F 82% 992 mb
Low level cloud: 74%
Mid level cloud: 61%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

ENE
ENE

 6 / 8 mph 52 / 50°F 87% 989 mb
Low level cloud: 75%
Mid level cloud: 76%
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 Hermon:

The next 7 day outlook for Hermon shows the average daytime maximum temperature will be around 12°C, with a high for the week of 14°C expected on the afternoon of Tuesday 28th. The mean minimum temperature will be 9°C, dipping to its lowest on the morning of Sunday 26th at 8°C. Expect the coming week to have most days seeing a little rain. The current forecast indicates Thursday 26th will have the most precipitation with an accumulation of around 7.0mm. On the whole winds are likely to be strong.

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