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Altarnun 14 Day Long Range Forecast

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

Cornwall, United Kingdom

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

The forecast for Altarnun 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 19°C expected on the afternoon of Friday 24th. The average minimum temperature will be 11°C, dipping to its lowest on the morning of Monday 20th at 8°C. Expect the following 14 days ahead to have most days seeing a little rain. The indicators are that Wednesday 22nd will have the most precipitation with an accumulation of around 7.0mm. On the whole winds are likely to be moderate.

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Wed 15
May
18:00

ESE
ESE

13 / 20 mph 56 / 52°F 90% 1002 mb
Low level cloud: 11%
Mid level cloud: 17%
High level cloud: 1%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ESE
ESE

9 / 13 mph 55 / 51°F 95% 1004 mb
Low level cloud: 16%
Mid level cloud: 10%
High level cloud: 17%
Most Significant Cloud Type: low
21%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Thu 16
May
00:00

E
E

7 / 12 mph 50 / 48°F 96% 1004 mb
Low level cloud: 18%
Mid level cloud: 44%
High level cloud: 67%
Most Significant Cloud Type: low
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

6 / 10 mph 49 / 47°F 96% 1004 mb
Low level cloud: 33%
Mid level cloud: 25%
High level cloud: 11%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

5 / 9 mph 50 / 47°F 96% 1004 mb
Low level cloud: 37%
Mid level cloud: 24%
High level cloud: 33%
Most Significant Cloud Type: low
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ESE
ESE

11 / 16 mph 55 / 52°F 81% 1005 mb
Low level cloud: 80%
Mid level cloud: 27%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

12 / 16 mph 59 / 56°F 73% 1005 mb
Low level cloud: 40%
Mid level cloud: 7%
High level cloud: 14%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SE
SE

8 / 12 mph 60 / 57°F 71% 1005 mb
Low level cloud: 5%
Mid level cloud: 5%
High level cloud: 32%
Most Significant Cloud Type: low
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

E
E

4 / 6 mph 60 / 58°F 80% 1005 mb
Low level cloud: 1%
Mid level cloud: 4%
High level cloud: 47%
Most Significant Cloud Type: medium
9%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ESE
ESE

2 / 4 mph 55 / 54°F 88% 1007 mb
Low level cloud: 13%
Mid level cloud: 24%
High level cloud: 32%
Most Significant Cloud Type: low
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Fri 17
May
00:00

N
N

1 / 2 mph 52 / 52°F 85% 1007 mb
Low level cloud: 0%
Mid level cloud: 30%
High level cloud: 22%
Most Significant Cloud Type: medium
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

4 / 6 mph 52 / 51°F 90% 1007 mb
Low level cloud: 3%
Mid level cloud: 23%
High level cloud: 14%
Most Significant Cloud Type: medium
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

4 / 6 mph 52 / 50°F 94% 1008 mb
Low level cloud: 29%
Mid level cloud: 7%
High level cloud: 92%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ESE
ESE

3 / 4 mph 58 / 57°F 79% 1009 mb
Low level cloud: 49%
Mid level cloud: 9%
High level cloud: 32%
Most Significant Cloud Type: low
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

6 / 8 mph 62 / 60°F 72% 1009 mb
Low level cloud: 24%
Mid level cloud: 14%
High level cloud: 5%
Most Significant Cloud Type: low
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SW
SW

4 / 5 mph 61 / 59°F 77% 1010 mb
Low level cloud: 46%
Mid level cloud: 11%
High level cloud: 22%
Most Significant Cloud Type: low
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNW
NNW

4 / 5 mph 59 / 58°F 86% 1011 mb
Low level cloud: 43%
Mid level cloud: 47%
High level cloud: 20%
Most Significant Cloud Type: low
61%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

N
N

4 / 6 mph 55 / 53°F 94% 1013 mb
Low level cloud: 31%
Mid level cloud: 6%
High level cloud: 20%
Most Significant Cloud Type: low
35%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 18
May
00:00

NNE
NNE

3 / 6 mph 52 / 52°F 93% 1013 mb
Low level cloud: 24%
Mid level cloud: 8%
High level cloud: 32%
Most Significant Cloud Type: low
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

N
N

2 / 4 mph 51 / 51°F 93% 1014 mb
Low level cloud: 20%
Mid level cloud: 5%
High level cloud: 47%
Most Significant Cloud Type: low
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

N
N

4 / 7 mph 53 / 50°F 93% 1014 mb
Low level cloud: 11%
Mid level cloud: 8%
High level cloud: 100%
Most Significant Cloud Type: medium
43%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NNE
NNE

5 / 7 mph 59 / 57°F 82% 1015 mb
Low level cloud: 33%
Mid level cloud: 8%
High level cloud: 55%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NNE
NNE

3 / 4 mph 64 / 62°F 73% 1015 mb
Low level cloud: 57%
Mid level cloud: 44%
High level cloud: 43%
Most Significant Cloud Type: low
77%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NNW
NNW

8 / 12 mph 63 / 60°F 81% 1015 mb
Low level cloud: 35%
Mid level cloud: 6%
High level cloud: 36%
Most Significant Cloud Type: low
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNW
NNW

9 / 13 mph 58 / 55°F 88% 1015 mb
Low level cloud: 10%
Mid level cloud: 9%
High level cloud: 19%
Most Significant Cloud Type: low
15%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NNW
NNW

7 / 13 mph 55 / 51°F 97% 1016 mb
Low level cloud: 34%
Mid level cloud: 14%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sun 19
May
00:00

N
N

6 / 11 mph 53 / 51°F 97% 1016 mb
Low level cloud: 28%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
43%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNE
NNE

7 / 12 mph 53 / 51°F 96% 1016 mb
Low level cloud: 29%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: low
36%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NNE
NNE

6 / 10 mph 55 / 51°F 96% 1016 mb
Low level cloud: 30%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NE
NE

10 / 14 mph 59 / 56°F 80% 1017 mb
Low level cloud: 69%
Mid level cloud: 15%
High level cloud: 2%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NE
NE

10 / 14 mph 61 / 60°F 76% 1016 mb
Low level cloud: 79%
Mid level cloud: 9%
High level cloud: 1%
Most Significant Cloud Type: low
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NE
NE

10 / 14 mph 62 / 61°F 73% 1016 mb
Low level cloud: 67%
Mid level cloud: 30%
High level cloud: 4%
Most Significant Cloud Type: low
78%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NE
NE

10 / 15 mph 60 / 57°F 86% 1016 mb
Low level cloud: 25%
Mid level cloud: 13%
High level cloud: 14%
Most Significant Cloud Type: low
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NE
NE

7 / 12 mph 55 / 51°F 94% 1018 mb
Low level cloud: 5%
Mid level cloud: 2%
High level cloud: 16%
Most Significant Cloud Type: low
7%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 20
May
00:00

NE
NE

7 / 12 mph 51 / 48°F 95% 1018 mb
Low level cloud: 24%
Mid level cloud: 18%
High level cloud: 32%
Most Significant Cloud Type: low
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NE
NE

6 / 11 mph 49 / 46°F 97% 1018 mb
Low level cloud: 36%
Mid level cloud: 19%
High level cloud: 30%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NE
NE

5 / 9 mph 49 / 46°F 95% 1018 mb
Low level cloud: 10%
Mid level cloud: 10%
High level cloud: 32%
Most Significant Cloud Type: low
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ENE
ENE

7 / 10 mph 55 / 52°F 80% 1018 mb
Low level cloud: 30%
Mid level cloud: 3%
High level cloud: 7%
Most Significant Cloud Type: low
32%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

E
E

8 / 11 mph 58 / 55°F 75% 1018 mb
Low level cloud: 39%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
42%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

ENE
ENE

6 / 9 mph 59 / 56°F 75% 1017 mb
Low level cloud: 70%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ENE
ENE

5 / 7 mph 58 / 56°F 78% 1017 mb
Low level cloud: 56%
Mid level cloud: 1%
High level cloud: 1%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NE
NE

3 / 6 mph 56 / 54°F 82% 1017 mb
Low level cloud: 26%
Mid level cloud: 2%
High level cloud: 7%
Most Significant Cloud Type: low
27%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 21
May
00:00

NE
NE

2 / 4 mph 53 / 54°F 77% 1016 mb
Low level cloud: 80%
Mid level cloud: 6%
High level cloud: 8%
Most Significant Cloud Type: low
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

2 / 3 mph 52 / 52°F 78% 1015 mb
Low level cloud: 70%
Mid level cloud: 23%
High level cloud: 4%
Most Significant Cloud Type: low
78%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

E
E

3 / 5 mph 54 / 51°F 84% 1014 mb
Low level cloud: 37%
Mid level cloud: 36%
High level cloud: 18%
Most Significant Cloud Type: low
51%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SE
SE

5 / 7 mph 55 / 51°F 79% 1014 mb
Low level cloud: 23%
Mid level cloud: 47%
High level cloud: 100%
Most Significant Cloud Type: low
50%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSE
SSE

2 / 3 mph 59 / 59°F 71% 1013 mb
Low level cloud: 59%
Mid level cloud: 46%
High level cloud: 35%
Most Significant Cloud Type: low
79%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

3 / 4 mph 57 / 56°F 80% 1013 mb
Low level cloud: 75%
Mid level cloud: 44%
High level cloud: 15%
Most Significant Cloud Type: low
91%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NNW
NNW

5 / 8 mph 57 / 55°F 85% 1013 mb
Low level cloud: 38%
Mid level cloud: 33%
High level cloud: 0%
Most Significant Cloud Type: low
49%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

N
N

6 / 12 mph 54 / 50°F 91% 1013 mb
Low level cloud: 1%
Mid level cloud: 21%
High level cloud: 10%
Most Significant Cloud Type: medium
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Wed 22
May
00:00

WSW
WSW

4 / 8 mph 54 / 53°F 96% 1012 mb
Low level cloud: 37%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
51%
0.0 In
06:00

S
S

2 / 4 mph 51 / 51°F 96% 1012 mb
Low level cloud: 68%
Mid level cloud: 15%
High level cloud: 97%
Most Significant Cloud Type: low
84%
0.0 In
12:00

NNW
NNW

8 / 17 mph 60 / 60°F 79% 1012 mb
Low level cloud: 65%
Mid level cloud: 36%
High level cloud: 100%
Most Significant Cloud Type: low
89%
0.0 In
18:00

NNW
NNW

11 / 22 mph 58 / 56°F 86% 1014 mb
Low level cloud: 7%
Mid level cloud: 9%
High level cloud: 12%
Most Significant Cloud Type: low
11%
0.0 In
Thu 23
May
00:00

N
N

5 / 11 mph 51 / 49°F 89% 1014 mb
Low level cloud: 0%
Mid level cloud: 25%
High level cloud: 1%
Most Significant Cloud Type: medium
24%
0.0 In
06:00

S
S

10 / 21 mph 52 / 49°F 93% 1020 mb
Low level cloud: 10%
Mid level cloud: 3%
High level cloud: 10%
Most Significant Cloud Type: low
12%
0.0 In
12:00

NNW
NNW

15 / 30 mph 57 / 53°F 78% 1023 mb
Low level cloud: 66%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
67%
0.0 In
18:00

NNW
NNW

7 / 15 mph 59 / 58°F 95% 1017 mb
Low level cloud: 89%
Mid level cloud: 69%
High level cloud: 1%
Most Significant Cloud Type: low
100%
0.0 In
Fri 24
May
00:00

N
N

14 / 30 mph 51 / 46°F 97% 1020 mb
Low level cloud: 93%
Mid level cloud: 62%
High level cloud: 0%
Most Significant Cloud Type: low
100%
0.1 In
06:00

ENE
ENE

5 / 11 mph 54 / 53°F 95% 1018 mb
Low level cloud: 48%
Mid level cloud: 21%
High level cloud: 0%
Most Significant Cloud Type: low
54%
0.0 In
12:00

SE
SE

17 / 36 mph 58 / 55°F 81% 1019 mb
Low level cloud: 94%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
96%
0.0 In
18:00

NE
NE

5 / 11 mph 64 / 64°F 81% 1018 mb
Low level cloud: 24%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
24%
0.0 In
Sat 25
May
00:00

SE
SE

10 / 21 mph 51 / 47°F 98% 1019 mb
Low level cloud: 78%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: low
86%
0.0 In
06:00

NNE
NNE

4 / 8 mph 57 / 57°F 92% 1019 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 6%
Most Significant Cloud Type: high
5%
0.0 In
12:00

SSW
SSW

11 / 22 mph 54 / 51°F 87% 1019 mb
Low level cloud: 85%
Mid level cloud: 5%
High level cloud: 100%
Most Significant Cloud Type: low
98%
0.0 In
18:00

NNW
NNW

9 / 18 mph 58 / 57°F 86% 1018 mb
Low level cloud: 2%
Mid level cloud: 1%
High level cloud: 2%
Most Significant Cloud Type: low
2%
0.0 In
Sun 26
May
00:00

ESE
ESE

3 / 6 mph 53 / 53°F 83% 1019 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
45%
0.0 In
06:00

NW
NW

5 / 11 mph 54 / 53°F 95% 1018 mb
Low level cloud: 17%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
17%
0.0 In
12:00

NE
NE

7 / 15 mph 56 / 54°F 93% 1017 mb
Low level cloud: 92%
Mid level cloud: 100%
High level cloud: 13%
Most Significant Cloud Type: low
100%
0.1 In
18:00

NNW
NNW

12 / 25 mph 55 / 51°F 87% 1020 mb
Low level cloud: 26%
Mid level cloud: 13%
High level cloud: 55%
Most Significant Cloud Type: low
37%
0.0 In
Mon 27
May
00:00

ENE
ENE

13 / 27 mph 59 / 59°F 92% 1015 mb
Low level cloud: 5%
Mid level cloud: 7%
High level cloud: 8%
Most Significant Cloud Type: low
8%
0.2 In
06:00

NNW
NNW

9 / 18 mph 50 / 46°F 88% 1021 mb
Low level cloud: 2%
Mid level cloud: 0%
High level cloud: 97%
Most Significant Cloud Type: medium
8%
0.0 In
12:00

ENE
ENE

17 / 36 mph 61 / 61°F 66% 1017 mb
Low level cloud: 0%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: medium
7%
0.0 In
18:00

NNW
NNW

11 / 23 mph 53 / 49°F 80% 1022 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 17%
Most Significant Cloud Type: medium
5%
0.0 In
Tue 28
May
00:00

N
N

10 / 21 mph 50 / 46°F 89% 1014 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
0.0 In
06:00

N
N

11 / 24 mph 48 / 44°F 92% 1023 mb
Low level cloud: 19%
Mid level cloud: 2%
High level cloud: 21%
Most Significant Cloud Type: low
21%
0.0 In
12:00

NNE
NNE

15 / 32 mph 56 / 53°F 75% 1006 mb
Low level cloud: 62%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
64%
0.1 In
18:00

NNW
NNW

11 / 24 mph 54 / 50°F 77% 1024 mb
Low level cloud: 0%
Mid level cloud: 11%
High level cloud: 100%
Most Significant Cloud Type: medium
15%
0.0 In
Wed 29
May
00:00

NE
NE

4 / 9 mph 53 / 51°F 96% 1006 mb
Low level cloud: 22%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: low
30%
0.2 In
06:00

NW
NW

4 / 9 mph 52 / 51°F 94% 1022 mb
Low level cloud: 27%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
29%
0.0 In
12:00

NNE
NNE

4 / 9 mph 55 / 54°F 95% 1006 mb
Low level cloud: 38%
Mid level cloud: 30%
High level cloud: 99%
Most Significant Cloud Type: low
60%
0.0 In
18:00

WNW
WNW

13 / 28 mph 53 / 49°F 83% 1019 mb
Low level cloud: 9%
Mid level cloud: 27%
High level cloud: 5%
Most Significant Cloud Type: medium
52%
0.0 In
Thu 30
May
00:00

ENE
ENE

3 / 6 mph 56 / 56°F 90% 1007 mb
Low level cloud: 0%
Mid level cloud: 5%
High level cloud: 17%
Most Significant Cloud Type: medium
5%
0.0 In
06:00

WNW
WNW

11 / 23 mph 53 / 50°F 96% 1017 mb
Low level cloud: 90%
Mid level cloud: 56%
High level cloud: 5%
Most Significant Cloud Type: low
100%
0.0 In
12:00

SSE
SSE

8 / 17 mph 60 / 60°F 76% 1006 mb
Low level cloud: 15%
Mid level cloud: 21%
High level cloud: 32%
Most Significant Cloud Type: low
26%
0.0 In
18:00

WNW
WNW

11 / 24 mph 56 / 53°F 83% 1016 mb
Low level cloud: 7%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
8%
0.0 In

Other Locations Near to Altarnun

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