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Aldenham 14 Day Long Range Forecast

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

Hertfordshire, United Kingdom

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

The forecast for Aldenham in the coming two weeks is predicting the average daytime maximum temperature will be around 15°C, with a high for the two weeks of 20°C expected on the afternoon of Friday 3rd. The mean minimum temperature will be 7°C, dipping to its lowest on the morning of Monday 29th at 3°C. Expect the following 14 days ahead to have some days seeing a little precipitation and some days with rain or sleet. Current predictions suggest Sunday 28th will have the most precipitation with an accumulation of around 14.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 27
Apr		21:00

NNE
NNE

 14 / 16 mph 47 / 42°F 95% 1001 mb
Low level cloud: 95%
Mid level cloud: 71%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 28
Apr		00:00

NNE
NNE

 14 / 19 mph 44 / 37°F 97% 1000 mb
Low level cloud: 100%
Mid level cloud: 89%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

 14 / 21 mph 44 / 37°F 97% 998 mb
Low level cloud: 100%
Mid level cloud: 91%
High level cloud: 90%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
06:00

N
N

 12 / 17 mph 43 / 37°F 97% 998 mb
Low level cloud: 98%
Mid level cloud: 50%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.3 In of precipitation over the past 3 hours.
0.3 In
09:00

NW
NW

 15 / 20 mph 42 / 35°F 96% 1001 mb
Low level cloud: 100%
Mid level cloud: 72%
High level cloud: 62%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WNW
WNW

 13 / 18 mph 41 / 33°F 97% 1006 mb
Low level cloud: 99%
Mid level cloud: 95%
High level cloud: 15%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

 7 / 11 mph 45 / 40°F 91% 1009 mb
Low level cloud: 39%
Mid level cloud: 100%
High level cloud: 5%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SW
SW

 10 / 17 mph 48 / 43°F 84% 1010 mb
Low level cloud: 4%
Mid level cloud: 31%
High level cloud: 20%
Most Significant Cloud Type: medium
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

 7 / 12 mph 45 / 41°F 95% 1013 mb
Low level cloud: 8%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 29
Apr		00:00

SSW
SSW

 6 / 11 mph 42 / 38°F 94% 1015 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 3%
Most Significant Cloud Type: medium
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSW
SSW

 8 / 16 mph 39 / 34°F 96% 1015 mb
Low level cloud: 16%
Mid level cloud: 6%
High level cloud: 14%
Most Significant Cloud Type: low
20%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

S
S

 8 / 14 mph 43 / 38°F 94% 1015 mb
Low level cloud: 15%
Mid level cloud: 46%
High level cloud: 33%
Most Significant Cloud Type: medium
90%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSW
SSW

 15 / 18 mph 53 / 48°F 70% 1015 mb
Low level cloud: 34%
Mid level cloud: 16%
High level cloud: 88%
Most Significant Cloud Type: low
50%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSW
SSW

 18 / 20 mph 57 / 53°F 56% 1015 mb
Low level cloud: 32%
Mid level cloud: 16%
High level cloud: 75%
Most Significant Cloud Type: low
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSW
SSW

 17 / 19 mph 57 / 53°F 59% 1015 mb
Low level cloud: 7%
Mid level cloud: 25%
High level cloud: 51%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

S
S

 13 / 18 mph 54 / 49°F 72% 1015 mb
Low level cloud: 1%
Mid level cloud: 61%
High level cloud: 40%
Most Significant Cloud Type: medium
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSE
SSE

 9 / 15 mph 48 / 45°F 82% 1016 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 6%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 30
Apr		00:00

SSE
SSE

 8 / 15 mph 47 / 43°F 83% 1015 mb
Low level cloud: 0%
Mid level cloud: 42%
High level cloud: 4%
Most Significant Cloud Type: medium
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SSE
SSE

 7 / 13 mph 47 / 43°F 91% 1014 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SSE
SSE

 7 / 13 mph 47 / 43°F 90% 1014 mb
Low level cloud: 9%
Mid level cloud: 2%
High level cloud: 9%
Most Significant Cloud Type: low
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SSE
SSE

 12 / 14 mph 58 / 54°F 71% 1013 mb
Low level cloud: 31%
Mid level cloud: 2%
High level cloud: 59%
Most Significant Cloud Type: low
39%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSE
SSE

 14 / 16 mph 63 / 61°F 59% 1011 mb
Low level cloud: 44%
Mid level cloud: 45%
High level cloud: 47%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSE
SSE

 14 / 18 mph 59 / 56°F 74% 1010 mb
Low level cloud: 66%
Mid level cloud: 45%
High level cloud: 21%
Most Significant Cloud Type: low
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSE
SSE

 11 / 13 mph 57 / 53°F 83% 1010 mb
Low level cloud: 53%
Mid level cloud: 8%
High level cloud: 2%
Most Significant Cloud Type: low
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ESE
ESE

 7 / 11 mph 51 / 48°F 97% 1010 mb
Low level cloud: 58%
Mid level cloud: 5%
High level cloud: 2%
Most Significant Cloud Type: low
60%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Wed 01
May		00:00

SE
SE

 5 / 9 mph 50 / 48°F 97% 1010 mb
Low level cloud: 24%
Mid level cloud: 21%
High level cloud: 18%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

ESE
ESE

 5 / 10 mph 48 / 46°F 96% 1009 mb
Low level cloud: 20%
Mid level cloud: 32%
High level cloud: 36%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

 6 / 12 mph 50 / 47°F 95% 1009 mb
Low level cloud: 30%
Mid level cloud: 16%
High level cloud: 100%
Most Significant Cloud Type: low
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SE
SE

 9 / 10 mph 59 / 59°F 79% 1009 mb
Low level cloud: 86%
Mid level cloud: 22%
High level cloud: 21%
Most Significant Cloud Type: low
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

 9 / 11 mph 65 / 63°F 69% 1009 mb
Low level cloud: 48%
Mid level cloud: 12%
High level cloud: 87%
Most Significant Cloud Type: low
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSE
SSE

 9 / 11 mph 67 / 65°F 63% 1009 mb
Low level cloud: 41%
Mid level cloud: 45%
High level cloud: 100%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SW
SW

 4 / 6 mph 62 / 62°F 77% 1009 mb
Low level cloud: 13%
Mid level cloud: 92%
High level cloud: 100%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

 5 / 8 mph 55 / 55°F 92% 1011 mb
Low level cloud: 16%
Mid level cloud: 46%
High level cloud: 27%
Most Significant Cloud Type: medium
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 02
May		00:00

N
N

 5 / 9 mph 54 / 53°F 93% 1010 mb
Low level cloud: 21%
Mid level cloud: 57%
High level cloud: 100%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

 7 / 11 mph 53 / 51°F 95% 1008 mb
Low level cloud: 48%
Mid level cloud: 85%
High level cloud: 100%
Most Significant Cloud Type: low
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

 8 / 11 mph 51 / 48°F 97% 1008 mb
Low level cloud: 87%
Mid level cloud: 90%
High level cloud: 22%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

N
N

 9 / 13 mph 51 / 47°F 98% 1007 mb
Low level cloud: 99%
Mid level cloud: 95%
High level cloud: 99%
Most Significant Cloud Type: low
100%
Expect 0.3 In of precipitation over the past 3 hours.
0.3 In
12:00

NNW
NNW

 6 / 8 mph 55 / 53°F 97% 1006 mb
Low level cloud: 99%
Mid level cloud: 76%
High level cloud: 77%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

WSW
WSW

 5 / 7 mph 56 / 55°F 98% 1006 mb
Low level cloud: 100%
Mid level cloud: 39%
High level cloud: 38%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSW
SSW

 6 / 8 mph 55 / 53°F 98% 1007 mb
Low level cloud: 93%
Mid level cloud: 7%
High level cloud: 97%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSE
SSE

 3 / 4 mph 53 / 54°F 98% 1009 mb
Low level cloud: 90%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 03
May		00:00

NNE
NNE

 4 / 7 mph 52 / 52°F 97% 1009 mb
Low level cloud: 43%
Mid level cloud: 14%
High level cloud: 2%
Most Significant Cloud Type: low
47%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

 7 / 13 mph 50 / 47°F 98% 1009 mb
Low level cloud: 62%
Mid level cloud: 15%
High level cloud: 5%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

 11 / 17 mph 53 / 48°F 97% 1009 mb
Low level cloud: 68%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
67%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NE
NE

 14 / 17 mph 62 / 61°F 76% 1009 mb
Low level cloud: 4%
Mid level cloud: 3%
High level cloud: 9%
Most Significant Cloud Type: low
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NE
NE

 18 / 20 mph 68 / 67°F 61% 1008 mb
Low level cloud: 10%
Mid level cloud: 15%
High level cloud: 21%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ENE
ENE

 17 / 19 mph 68 / 67°F 66% 1008 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 5%
Most Significant Cloud Type: medium
13%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

 15 / 21 mph 63 / 62°F 78% 1008 mb
Low level cloud: 38%
Mid level cloud: 43%
High level cloud: 6%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNE
NNE

 13 / 18 mph 57 / 54°F 85% 1009 mb
Low level cloud: 9%
Mid level cloud: 53%
High level cloud: 20%
Most Significant Cloud Type: medium
78%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 04
May		00:00

NNW
NNW

 5 / 10 mph 59 / 59°F 94% 1015 mb
Low level cloud: 86%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: low
93%
0.0 In
06:00

NNE
NNE

 13 / 27 mph 47 / 42°F 80% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
12:00

WNW
WNW

 1 / 2 mph 53 / 53°F 86% 1010 mb
Low level cloud: 87%
Mid level cloud: 52%
High level cloud: 18%
Most Significant Cloud Type: low
100%
0.0 In
18:00

SSW
SSW

 11 / 23 mph 59 / 57°F 76% 1004 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
Sun 05
May		00:00

SSW
SSW

 7 / 13 mph 55 / 53°F 94% 1006 mb
Low level cloud: 77%
Mid level cloud: 100%
High level cloud: 95%
Most Significant Cloud Type: low
100%
0.0 In
06:00

NNE
NNE

 11 / 20 mph 47 / 42°F 96% 1011 mb
Low level cloud: 81%
Mid level cloud: 23%
High level cloud: 37%
Most Significant Cloud Type: low
93%
0.0 In
12:00

WSW
WSW

 10 / 19 mph 61 / 61°F 61% 1011 mb
Low level cloud: 48%
Mid level cloud: 27%
High level cloud: 5%
Most Significant Cloud Type: low
57%
0.0 In
18:00

NW
NW

 8 / 14 mph 68 / 68°F 82% 1012 mb
Low level cloud: 66%
Mid level cloud: 26%
High level cloud: 6%
Most Significant Cloud Type: low
75%
0.0 In
Mon 06
May		00:00

N
N

 6 / 11 mph 47 / 44°F 83% 1022 mb
Low level cloud: 15%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
14%
0.0 In
06:00

NNE
NNE

 12 / 23 mph 45 / 40°F 92% 1017 mb
Low level cloud: 90%
Mid level cloud: 100%
High level cloud: 96%
Most Significant Cloud Type: low
100%
0.2 In
12:00

NNE
NNE

 6 / 11 mph 60 / 60°F 50% 1023 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 1%
Most Significant Cloud Type: medium
3%
0.0 In
18:00

NE
NE

 8 / 16 mph 51 / 49°F 71% 1019 mb
Low level cloud: 95%
Mid level cloud: 77%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
Tue 07
May		00:00

S
S

 4 / 7 mph 56 / 56°F 81% 1024 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 12%
Most Significant Cloud Type: medium
4%
0.0 In
06:00

NE
NE

 6 / 12 mph 46 / 42°F 75% 1019 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 100%
Most Significant Cloud Type: medium
17%
0.0 In
12:00

SW
SW

 6 / 10 mph 67 / 67°F 57% 1025 mb
Low level cloud: 18%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
18%
0.0 In
18:00

NNW
NNW

 2 / 3 mph 55 / 55°F 63% 1017 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 42%
Most Significant Cloud Type: medium
47%
0.0 In
Wed 08
May		00:00

S
S

 4 / 7 mph 54 / 54°F 82% 1025 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 32%
Most Significant Cloud Type: high
31%
0.0 In
06:00

N
N

 10 / 20 mph 41 / 35°F 88% 1019 mb
Low level cloud: 24%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
39%
0.0 In
12:00

SSE
SSE

 12 / 20 mph 65 / 65°F 53% 1022 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
18:00

N
N

 12 / 23 mph 48 / 42°F 59% 1022 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: medium
12%
0.0 In
Thu 09
May		00:00

SSE
SSE

 6 / 10 mph 58 / 57°F 86% 1018 mb
Low level cloud: 12%
Mid level cloud: 25%
High level cloud: 100%
Most Significant Cloud Type: low
33%
0.0 In
06:00

NNW
NNW

 12 / 23 mph 39 / 32°F 72% 1024 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 6%
Most Significant Cloud Type: medium
12%
0.0 In
12:00

SSW
SSW

 14 / 24 mph 67 / 67°F 58% 1015 mb
Low level cloud: 41%
Mid level cloud: 12%
High level cloud: 1%
Most Significant Cloud Type: low
45%
0.0 In
18:00

N
N

 10 / 21 mph 49 / 45°F 75% 1025 mb
Low level cloud: 4%
Mid level cloud: 11%
High level cloud: 0%
Most Significant Cloud Type: medium
20%
0.1 In
Fri 10
May		00:00

SW
SW

 15 / 27 mph 54 / 50°F 89% 1011 mb
Low level cloud: 95%
Mid level cloud: 10%
High level cloud: 32%
Most Significant Cloud Type: low
100%
0.0 In
06:00

NNW
NNW

 8 / 17 mph 42 / 37°F 87% 1026 mb
Low level cloud: 14%
Mid level cloud: 4%
High level cloud: 32%
Most Significant Cloud Type: low
19%
0.0 In
12:00

SSW
SSW

 13 / 23 mph 55 / 51°F 93% 1009 mb
Low level cloud: 85%
Mid level cloud: 90%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.1 In
18:00

NNE
NNE

 8 / 17 mph 52 / 49°F 64% 1025 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 7%
Most Significant Cloud Type: medium
31%
0.0 In
Sat 11
May		00:00

WNW
WNW

 7 / 13 mph 52 / 50°F 94% 1009 mb
Low level cloud: 97%
Mid level cloud: 5%
High level cloud: 49%
Most Significant Cloud Type: low
100%
0.0 In
06:00

NNE
NNE

 2 / 5 mph 43 / 43°F 74% 1025 mb
Low level cloud: 63%
Mid level cloud: 51%
High level cloud: 100%
Most Significant Cloud Type: low
92%
0.0 In
12:00

NNE
NNE

 15 / 28 mph 49 / 44°F 88% 1011 mb
Low level cloud: 100%
Mid level cloud: 88%
High level cloud: 100%
Most Significant Cloud Type: low
100%
0.0 In
18:00

WNW
WNW

 4 / 9 mph 55 / 55°F 74% 1020 mb
Low level cloud: 41%
Mid level cloud: 45%
High level cloud: 86%
Most Significant Cloud Type: low
67%
0.0 In
Sun 12
May		00:00

N
N

 14 / 26 mph 41 / 34°F 81% 1019 mb
Low level cloud: 0%
Mid level cloud: 20%
High level cloud: 13%
Most Significant Cloud Type: medium
21%
0.0 In
06:00

SW
SW

 9 / 20 mph 46 / 42°F 96% 1014 mb
Low level cloud: 100%
Mid level cloud: 100%
High level cloud: 98%
Most Significant Cloud Type: low
100%
0.1 In
12:00

NNE
NNE

 13 / 24 mph 56 / 53°F 52% 1026 mb
Low level cloud: 46%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: low
46%
0.0 In
18:00

WNW
WNW

 7 / 14 mph 52 / 49°F 98% 1009 mb
Low level cloud: 92%
Mid level cloud: 96%
High level cloud: 12%
Most Significant Cloud Type: low
100%
0.2 In

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