Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 29

Waning Gibbous 96%

20:26

07:52

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Good
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:31, Set: 20:09, Transit: 13:19. Moon - Rise: 20:26, Set: 07:52. Civil Dark: 20:43 - 05:57. Nautical Dark: 21:25 - 05:15. Astro Dark: 22:12 - 04:29

Total Clouds (% Sky Obscured)

90
74
89
91
78
80
82
77
61
52
45
52
61
52
46
40
31
5
33
51
58
68
66
58

Low Clouds (% Sky Obscured)

77
62
85
85
66
66
82
75
61
52
45
50
53
44
35
39
31
5
33
48
50
61
65
58

Medium Clouds (% Sky Obscured)

1
74
89
80
60
24
24
2
3
0
0
0
0
0
0
0
0
0
0
7
8
16
12
3

High Clouds (% Sky Obscured)

66
74
89
26
1
8
12
21
1
0
0
0
6
18
16
2
1
1
2
2
9
6
3
1

ISS Passover

Visibility (miles)

8
7
3
3
9
4
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

52
50
95
86
68
41
33
21
20
9
9
16
9
15
6
5
3
3
5
14
25
26
29
30

Precipitation Amount (mm)

0.2
0.5
1.9
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
16
15
17
13
16
22
21
22
25
24
21
18
16
14
13
12
11
10
8
6
6
6
6

Chance of Frost

Temperature (°C)

17
18
18
18
18
19
19
19
19
18
18
18
18
17
17
17
17
16
16
16
15
15
15
15

Feels Like (°C)

15
16
15
14
16
16
15
17
16
14
13
13
14
14
14
14
15
16
16
16
16
16
16
16

Dew Point (°C)

16
16
18
17
17
16
18
16
15
16
16
16
16
16
16
16
16
16
15
15
15
15
15
15

Relative Humidity (%)

93
92
95
95
93
85
91
84
80
88
90
88
90
93
93
95
93
95
95
96
96
96
96
96

Pressure (mb)

1002
1001
1000
999
998
998
1000
1001
1003
1004
1005
1006
1007
1008
1009
1010
1010
1010
1011
1010
1010
1010
1010
1010

Ozone (du)

319
317
319
328
322
315
316
312
313
313
312
313
310
309
310
312
313
313
312
313
313
315
315
316

Sunday 30

Waning Gibbous 91%

20:39

09:09

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:32, Set: 20:07, Transit: 13:19. Moon - Rise: 20:39, Set: 09:09. Civil Dark: 20:41 - 05:58. Nautical Dark: 21:23 - 05:17. Astro Dark: 22:09 - 04:31

Total Clouds (% Sky Obscured)

65
81
61
69
76
82
100
100
61
49
52
77
86
55
47
51
47
48
35
38
55
57
45
46

Low Clouds (% Sky Obscured)

59
64
38
50
54
51
60
65
59
49
46
41
64
46
46
49
47
48
35
38
45
39
45
46

Medium Clouds (% Sky Obscured)

0
17
14
9
9
38
100
100
6
2
4
22
10
32
5
11
0
0
0
0
4
57
6
0

High Clouds (% Sky Obscured)

9
5
0
0
53
65
94
100
19
0
17
42
50
32
7
15
0
0
0
1
30
35
13
0

ISS Passover

Visibility (miles)

9
9
9
9
5
9
7
1
9
8
8
4
3
6
8
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
Light Rain
None
Light Rain
Light Rain
Moderate Rain
Light Rain
None
None
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

18
25
42
68
57
95
95
95
95
50
44
74
86
50
42
34
28
30
16
7
9
6
11
15

Precipitation Amount (mm)

0
0
0
0.4
0
0.7
2.4
3.2
0.8
0
0
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
8
11
13
16
17
19
16
14
15
16
15
16
18
16
17
17
18
17
16
15
13
13
13

Chance of Frost

Temperature (°C)

15
16
17
18
18
19
18
17
17
18
17
17
16
15
15
15
15
16
15
15
16
16
16
15

Feels Like (°C)

16
15
15
16
15
16
15
15
16
16
16
15
13
11
12
12
12
12
13
13
13
14
13
14

Dew Point (°C)

14
15
15
15
15
13
13
16
16
14
14
15
15
14
14
14
14
14
14
14
14
14
14
14

Relative Humidity (%)

95
92
86
85
82
68
69
93
92
78
78
86
92
89
92
93
92
89
90
90
90
90
90
90

Pressure (mb)

1010
1010
1010
1009
1009
1008
1008
1007
1008
1007
1007
1007
1006
1006
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011

Ozone (du)

317
319
321
322
323
324
329
325
333
331
334
333
338
341
342
341
338
337
334
334
332
332
331
331

Monday 31

Waning Gibbous 83%

20:54

10:28

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:34, Set: 20:05, Transit: 13:19. Moon - Rise: 20:54, Set: 10:28. Civil Dark: 20:39 - 06:00. Nautical Dark: 21:20 - 05:19. Astro Dark: 22:06 - 04:34

Total Clouds (% Sky Obscured)

65
49
45
49
93
96
97
93
100
100
100
100
94
89
85
82
78
74
71
67
63
64
62
61

Low Clouds (% Sky Obscured)

65
49
45
49
56
47
55
66
57
64
50
73
24
11
3
4
7
5
10
15
19
23
34
30

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
15
16
25
30
29
28
26
27
24
22
78
74
71
67
63
50
21
7

High Clouds (% Sky Obscured)

0
0
11
5
74
67
73
82
78
99
100
100
82
67
60
50
55
60
50
45
50
35
28
43

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
15
9
13
7
19
18
5
4
1
0
2
2
2
1
2
2
0
1
3
3
10
23
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
14
16
16
16
16
16
15
14
12
11
10
7
6
5
5
4
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

15
16
16
17
17
17
17
17
17
17
17
16
16
15
15
14
14
14
14
13
13
12
12
12

Feels Like (°C)

16
17
16
15
14
14
14
14
14
14
14
14
14
14
13
13
13
12
13
12
12
11
11
13

Dew Point (°C)

14
14
14
13
13
13
13
13
12
12
11
11
11
12
12
12
11
11
11
11
11
10
11
11

Relative Humidity (%)

93
90
85
78
76
79
79
73
71
72
71
68
73
82
83
83
83
84
83
86
87
90
92
92

Pressure (mb)

1012
1013
1014
1015
1016
1016
1017
1018
1018
1018
1018
1019
1019
1019
1020
1021
1021
1021
1020
1020
1020
1020
1020
1020

Ozone (du)

333
327
321
318
317
317
317
316
315
314
313
313
314
314
314
314
313
314
315
317
319
320
321
321

Tuesday 1

Waning Gibbous 74%

21:12

11:49

07 Bad
08 OK
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:35, Set: 20:03, Transit: 13:18. Moon - Rise: 21:12, Set: 11:49. Civil Dark: 20:37 - 06:02. Nautical Dark: 21:18 - 05:21. Astro Dark: 22:03 - 04:36

Total Clouds (% Sky Obscured)

43
28
13
32
53
84
68
51
37
71
70
68
100
100
70
88
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

23
12
5
9
11
12
14
16
12
13
9
14
10
12
16
18
23
25
30
27
40
44
91
88

Medium Clouds (% Sky Obscured)

6
5
5
4
0
0
1
1
3
8
9
10
6
4
9
5
5
90
70
100
5
37
20
12

High Clouds (% Sky Obscured)

32
16
3
22
46
79
57
29
11
57
60
61
100
100
70
88
100
100
90
72
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

15
16
20
11
12
14
6
12
8
8
5
1
1
3
6
6
7
7
19
25
29
42
53
59

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2

Wind Speed/Direction (mph)

4
4
7
8
9
10
12
12
13
13
12
12
10
8
7
8
8
8
8
9
10
10
12
14

Chance of Frost

Temperature (°C)

13
14
16
17
18
19
19
19
19
19
19
18
17
16
16
15
15
15
15
15
15
15
16
16

Feels Like (°C)

14
15
16
17
18
17
17
17
18
17
16
17
16
15
15
15
16
15
15
16
15
14
14
15

Dew Point (°C)

12
12
12
12
11
11
12
12
13
13
13
14
14
15
15
14
14
15
15
15
15
15
15
16

Relative Humidity (%)

92
87
78
72
64
62
62
63
64
66
70
74
82
93
93
93
95
96
96
95
96
96
96
95

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016

Ozone (du)

320
320
319
320
320
321
323
324
323
323
323
321
320
321
321
321
321
320
319
318
317
313
309
305

Wednesday 2

Waning Gibbous 63%

21:37

13:14

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:37, Set: 20:01, Transit: 13:18. Moon - Rise: 21:37, Set: 13:14. Civil Dark: 20:34 - 06:03. Nautical Dark: 21:15 - 05:22. Astro Dark: 22:00 - 04:38

Total Clouds (% Sky Obscured)

100
99
99
90
82
78
82
84
86
88
91
93
90
91
88
80
73
64
53
42
31
49
66
83

Low Clouds (% Sky Obscured)

77
85
81
83
82
78
78
70
62
56
48
39
51
64
77
64
51
38
26
14
2
3
4
5

Medium Clouds (% Sky Obscured)

70
99
11
90
82
78
72
54
35
25
13
2
3
4
5
5
5
5
5
6
6
6
8
13

High Clouds (% Sky Obscured)

98
96
94
72
53
42
40
33
34
54
69
80
81
82
78
70
63
55
48
36
26
40
54
73

ISS Passover

Visibility (miles)

9
9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

70
76
79
74
45
33
34
35
33
28
21
10
14
19
23
25
24
13
15
12
4
13
17
17

Precipitation Amount (mm)

0.4
0.5
0.5
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
14
15
17
17
18
18
18
18
19
18
17
16
15
15
15
15
15
15
14
13
12
12
12

Chance of Frost

Temperature (°C)

17
17
17
18
18
18
18
19
19
19
19
18
18
17
17
16
16
16
16
15
15
15
15
15

Feels Like (°C)

15
15
14
15
14
15
15
15
15
15
16
16
16
14
14
14
14
14
14
13
13
13
14
13

Dew Point (°C)

15
15
15
16
17
17
17
17
16
15
15
16
16
16
16
16
15
15
14
14
14
14
14
14

Relative Humidity (%)

92
89
88
88
93
93
92
88
84
78
81
85
89
90
93
96
95
95
92
92
92
92
93
92

Pressure (mb)

1015
1015
1015
1015
1015
1016
1015
1016
1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

304
301
299
298
298
297
296
295
295
295
294
294
293
293
293
294
294
294
295
295
295
295
296
296

Thursday 3

Waning Gibbous 51%

22:11

14:38

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:38, Set: 19:58, Transit: 13:18. Moon - Rise: 22:11, Set: 14:38. Civil Dark: 20:32 - 06:05. Nautical Dark: 21:13 - 05:24. Astro Dark: 21:57 - 04:40

Total Clouds (% Sky Obscured)

81
80
80
82
83
85
88
93
97
88
81
73
78
85
90
91
94
97
92
88
83
88
94
100

Low Clouds (% Sky Obscured)

4
3
2
5
8
10
9
11
15
10
9
8
8
8
9
9
14
15
23
26
30
32
39
41

Medium Clouds (% Sky Obscured)

14
19
21
25
29
33
43
52
65
46
26
5
27
48
69
76
81
85
67
53
38
57
75
92

High Clouds (% Sky Obscured)

66
62
59
57
58
52
57
62
62
51
38
32
25
18
14
24
36
49
47
40
30
29
28
24

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

20
22
21
20
16
15
16
15
10
11
10
9
12
13
9
10
11
9
12
14
17
16
15
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
13
14
15
16
18
18
18
19
18
17
16
16
16
16
15
16
16
16
16
16
16
16

Chance of Frost

Temperature (°C)

15
16
17
18
19
19
19
19
19
19
19
19
19
18
18
18
18
18
18
18
17
17
17
18

Feels Like (°C)

13
14
14
14
14
15
15
17
16
15
15
16
16
15
16
17
16
17
16
15
15
15
14
15

Dew Point (°C)

14
15
15
15
15
14
14
14
14
14
15
15
16
16
16
17
17
17
17
16
16
16
15
16

Relative Humidity (%)

92
89
86
82
77
75
70
70
70
71
76
80
85
88
89
92
92
92
93
92
92
90
89
89

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1015
1015
1015

Ozone (du)

297
297
297
297
298
298
299
300
300
301
301
300
300
301
302
303
303
303
304
303
303
302
302
302

Friday 4

Third Quarter 51%

23:00

15:57

Sun - Rise: 06:40, Set: 19:56, Transit: 13:17. Moon - Rise: 23:00, Set: 15:57. Civil Dark: 20:30 - 06:06. Nautical Dark: 21:11 - 05:26. Astro Dark: 21:55 - 04:42

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Saint Blazey, Cornwall, United Kingdom (50.36,-4.74)

Generated: 29/08/26 07:59:29. Forecast: 29/08/26 to 04/09/26. Timezone: UTC+1.00