Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 13

Waning Crescent 9%

04:02

16:53

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

Sun - Rise: 05:34, Set: 20:58, Transit: 13:17. Moon - Rise: 04:02, Set: 16:53. Civil Dark: 21:37 - 04:55. Nautical Dark: 22:29 - 04:02. Astro Dark: 23:39 - 02:51

Total Clouds (% Sky Obscured)

59
53
34
47
37
54
47
64
46
75
60
45
60
98
100
100
100
100
100
100
100
100
99
91

Low Clouds (% Sky Obscured)

30
9
7
25
34
46
47
64
46
75
60
42
58
52
45
53
52
59
51
57
61
69
71
61

Medium Clouds (% Sky Obscured)

6
0
0
17
0
7
0
0
0
0
0
0
0
17
94
100
100
100
100
100
100
100
98
81

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
45
55
97
100
100
100
100
100
100
100
65
70
44

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
8
7

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 (%)

19
17
0
32
32
35
24
34
26
24
33
24
17
23
22
28
38
43
44
44
47
58
56
50

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)

25
23
23
23
23
23
22
23
23
23
23
23
24
24
23
23
22
22
22
21
20
21
21
21

Chance of Frost

Temperature (°C)

13
13
12
12
11
10
10
10
10
10
10
9
9
9
9
9
9
9
9
10
9
9
9
9

Feels Like (°C)

7
7
6
5
5
4
4
5
3
3
3
3
2
1
2
2
2
2
3
3
4
3
3
3

Dew Point (°C)

7
8
8
8
8
7
7
8
7
7
6
5
5
4
4
5
5
6
6
6
6
6
6
6

Relative Humidity (%)

70
75
77
77
79
81
83
84
82
80
78
76
74
73
70
73
76
80
81
77
80
77
78
80

Pressure (mb)

1010
1010
1009
1009
1009
1010
1010
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

421
423
425
422
421
420
420
422
422
422
424
425
425
426
425
424
420
419
419
419
419
417
416
420

Thursday 14

Waning Crescent 3%

04:20

18:18

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

Sun - Rise: 05:33, Set: 20:59, Transit: 13:17. Moon - Rise: 04:20, Set: 18:18. Civil Dark: 21:38 - 04:53. Nautical Dark: 22:31 - 04:00. Astro Dark: 23:42 - 02:47

Total Clouds (% Sky Obscured)

82
75
32
30
39
39
36
28
28
40
37
31
31
29
62
42
51
89
100
92
56
52
49
69

Low Clouds (% Sky Obscured)

60
48
25
30
39
39
36
28
28
40
37
31
31
29
62
42
51
50
56
60
56
52
44
61

Medium Clouds (% Sky Obscured)

64
65
26
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
42
50
45
2
3
49
65

ISS Passover

Visibility (miles)

6
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

47
34
23
10
10
7
6
5
7
5
6
7
7
4
5
7
18
20
7
6
3
0
0
0

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)

22
22
21
19
18
17
17
17
16
16
15
15
14
15
15
15
16
16
15
16
16
16
16
16

Chance of Frost

Temperature (°C)

10
10
10
10
10
9
10
10
10
10
9
9
9
9
9
9
9
10
10
10
10
11
11
11

Feels Like (°C)

3
3
3
5
5
6
6
5
5
6
6
6
6
6
6
6
6
5
5
6
6
7
7
6

Dew Point (°C)

6
6
6
7
6
6
6
6
6
6
5
6
5
5
5
6
6
6
6
4
4
4
4
4

Relative Humidity (%)

78
80
80
81
80
81
78
77
77
76
76
77
77
77
78
80
78
80
77
66
64
64
61
61

Pressure (mb)

1006
1006
1006
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012

Ozone (du)

424
424
425
421
422
423
427
428
429
426
420
414
411
410
411
412
413
412
412
414
412
407
405
403

Friday 15

Waning Crescent 0%

04:43

19:48

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

Sun - Rise: 05:31, Set: 21:00, Transit: 13:17. Moon - Rise: 04:43, Set: 19:48. Civil Dark: 21:40 - 04:52. Nautical Dark: 22:33 - 03:58. Astro Dark: 23:46 - 02:43

Total Clouds (% Sky Obscured)

49
39
41
81
62
83
77
95
94
92
99
89
93
99
97
98
98
97
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
25
33
37
20
23
0
15
44
33
32
61
35
59
93
84
48
72
85
82
55
70
86
100

Medium Clouds (% Sky Obscured)

0
0
6
43
62
83
77
94
93
89
98
81
91
98
94
96
56
51
94
100
96
85
83
82

High Clouds (% Sky Obscured)

7
39
7
49
62
55
15
6
6
8
4
0
0
0
0
2
32
50
62
81
95
84
64
16

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
9
8
9
9
8
7
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
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
3
3
9
13
30
38
27
31
34
43
52
35
23
21
31
33
36
38
42

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
16
15
13
12
10
9
9
8
7
8
8
8
7
6
6
7
10
11
12
12
12
11
11

Chance of Frost

Temperature (°C)

11
10
10
10
10
9
9
9
9
9
9
10
9
10
10
10
11
11
12
12
12
12
12
12

Feels Like (°C)

5
7
6
6
6
5
5
6
6
6
6
7
6
6
7
8
9
9
9
8
8
8
9
9

Dew Point (°C)

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

Relative Humidity (%)

61
61
62
67
71
73
75
74
77
81
82
80
78
77
78
78
78
80
77
72
70
72
81
84

Pressure (mb)

1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

396
392
391
389
388
387
385
383
381
381
381
382
382
381
381
382
384
385
385
387
387
386
389
391

Saturday 16

New Moon 1%

05:16

21:20

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:30, Set: 21:02, Transit: 13:17. Moon - Rise: 05:16, Set: 21:20. Civil Dark: 21:42 - 04:50. Nautical Dark: 22:35 - 03:56. Astro Dark: 23:50 - 02:40

Total Clouds (% Sky Obscured)

100
100
99
84
68
55
66
77
85
90
94
100
90
100
100
100
100
100
100
100
93
100
100
99

Low Clouds (% Sky Obscured)

95
91
86
73
62
46
38
38
42
47
51
40
24
23
20
38
60
68
66
49
53
50
48
42

Medium Clouds (% Sky Obscured)

86
92
96
49
23
0
33
50
64
78
89
79
31
90
100
100
100
100
100
100
81
100
100
97

High Clouds (% Sky Obscured)

3
0
0
2
33
29
55
56
65
77
87
100
56
53
40
45
55
55
61
5
0
0
0
0

ISS Passover

Visibility (miles)

8
4
9
9
6
9
9
9
9
8
9
9
9
9
9
9
4
9
9
9
9
9
6
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
Very Light Rain
None
Very Light Rain
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 (%)

66
54
35
50
40
20
13
11
13
26
24
14
25
22
12
36
37
24
29
32
35
46
53
55

Precipitation Amount (mm)

0.4
0.2
0
0.2
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)

12
12
12
12
12
13
12
12
12
11
11
11
9
9
9
8
10
11
11
11
12
13
13
13

Chance of Frost

Temperature (°C)

12
12
11
11
11
10
10
10
10
9
9
9
9
9
9
10
10
10
11
11
11
12
11
11

Feels Like (°C)

9
9
9
9
8
6
5
5
6
6
5
5
5
5
5
6
6
5
6
7
7
8
6
7

Dew Point (°C)

9
10
10
10
10
9
8
8
8
7
7
7
7
7
7
7
7
7
7
6
5
5
6
7

Relative Humidity (%)

86
92
92
90
91
91
87
90
88
87
87
87
87
85
84
84
80
80
77
74
65
65
71
76

Pressure (mb)

1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

389
396
400
399
393
393
394
394
395
398
400
404
413
414
416
418
420
427
430
431
431
431
431
430

Sunday 17

Waxing Crescent 5%

06:04

22:49

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:29, Set: 21:03, Transit: 13:17. Moon - Rise: 06:04, Set: 22:49. Civil Dark: 21:43 - 04:49. Nautical Dark: 22:37 - 03:54. Astro Dark: 23:54 - 02:36

Total Clouds (% Sky Obscured)

100
99
99
99
99
100
100
100
100
100
100
100
100
100
100
92
91
91
90
93
92
96
98
100

Low Clouds (% Sky Obscured)

46
65
64
67
66
67
70
66
71
78
89
100
91
82
73
38
45
54
59
62
60
66
73
79

Medium Clouds (% Sky Obscured)

99
98
96
97
98
100
100
100
100
100
100
100
100
100
100
82
74
69
74
81
87
92
97
99

High Clouds (% Sky Obscured)

0
0
0
22
20
4
2
1
0
0
0
0
0
0
0
61
72
81
71
58
55
74
87
100

ISS Passover

Visibility (miles)

7
7
9
7
6
2
3
9
5
9
9
6
8
9
9
6
7
7
8
8
8
8
7
6

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

Precipitation Probability (%)

50
45
48
56
80
82
89
90
94
95
93
95
91
83
69
48
46
45
43
42
43
47
52
57

Precipitation Amount (mm)

0
0
0
0.2
0.5
0.5
0.6
0.6
0.7
0.6
0.6
0.7
0.6
0.5
0.3
0
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

13
14
15
15
14
15
13
13
14
15
15
15
14
14
14
12
9
10
12
13
15
16
15
15

Chance of Frost

Temperature (°C)

11
11
10
10
10
9
9
9
9
10
9
9
9
9
9
9
10
11
12
11
11
11
11
11

Feels Like (°C)

6
6
5
5
5
4
5
5
5
5
5
5
5
5
5
5
6
6
6
6
6
6
7
7

Dew Point (°C)

7
8
8
8
8
8
8
8
8
8
7
7
7
7
8
8
9
9
10
9
9
9
9
9

Relative Humidity (%)

73
81
84
85
87
90
91
90
90
88
87
88
88
87
90
88
88
88
87
86
86
84
87
90

Pressure (mb)

1012
1011
1011
1011
1011
1010
1010
1010
1009
1009
1009
1008
1008
1008
1008
1008
1014
1014
1015
1015
1014
1014
1014
1014

Ozone (du)

428
428
429
429
432
434
435
434
434
433
434
420
412
418
411
405
400
395
389
387
385
382
383
383

Monday 18

Waxing Crescent 4%

07:10

00:03

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:28, Set: 21:05, Transit: 13:17. Moon - Rise: 07:10, Set: 00:03. Civil Dark: 21:45 - 04:47. Nautical Dark: 22:39 - 03:52. Astro Dark: 23:57 - 02:32

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
96
94
91
88
84
87
85
85
84
86
85
82
78
74
79
86
93

Low Clouds (% Sky Obscured)

74
67
59
54
50
43
50
52
54
63
62
61
67
73
80
77
74
71
70
63
64
56
49
44

Medium Clouds (% Sky Obscured)

98
96
94
76
58
44
58
69
73
71
65
60
55
56
46
41
36
36
25
20
26
24
21
20

High Clouds (% Sky Obscured)

96
93
90
87
86
94
98
96
94
67
33
0
0
0
0
11
17
22
20
11
4
24
42
62

ISS Passover

Visibility (miles)

5
5
5
5
5
5
5
6
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

60
63
64
65
62
56
53
53
52
39
27
19
35
54
77
79
73
49
36
29
17
22
21
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
15
15
14
13
13
13
15
17
18
18
18
18
19
19
19
20
20
20
19
19
19
18

Chance of Frost

Temperature (°C)

10
10
11
11
12
12
12
12
12
12
12
12
11
12
12
12
12
13
14
14
14
15
15
15

Feels Like (°C)

7
6
7
6
8
8
8
8
8
8
9
8
7
8
7
7
8
8
8
9
8
9
11
11

Dew Point (°C)

9
9
10
10
11
11
12
12
12
11
11
11
10
11
11
11
11
11
11
12
12
12
12
12

Relative Humidity (%)

93
93
93
95
96
96
96
96
96
93
95
93
93
93
93
93
90
89
84
86
84
84
83
82

Pressure (mb)

1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014

Ozone (du)

384
385
387
388
388
388
387
388
389
389
390
392
393
390
387
384
385
387
388
385
383
380
377
374

Tuesday 19

Waxing Crescent 12%

08:30

00:57

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:26, Set: 21:06, Transit: 13:17. Moon - Rise: 08:30, Set: 00:57. Civil Dark: 21:46 - 04:46. Nautical Dark: 22:41 - 03:50. Astro Dark: 00:02 - 02:28

Total Clouds (% Sky Obscured)

91
90
90
93
95
95
95
92
89
93
96
99
97
95
93
95
97
99
83
66
50

Low Clouds (% Sky Obscured)

43
40
46
48
57
61
63
62
50
41
35
33
30
31
38
40
41
38
37
36
35

Medium Clouds (% Sky Obscured)

18
17
15
19
23
26
31
32
34
35
36
40
27
14
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

52
49
50
55
60
59
51
44
34
30
28
31
42
44
54
61
73
75
69
62
50

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

Fog (%)

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

Precipitation Probability (%)

15
11
4
6
5
0
5
10
3
8
8
6
6
8
15
12
10
5
5
5
2

Precipitation Amount (mm)

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)

18
17
16
15
14
13
11
11
11
11
10
10
9
9
9
9
10
12
13
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
11
11
9
9
10
9
9
9
9
9
9
9
9
9
10
11
11
11
12

Dew Point (°C)

12
12
12
12
12
12
11
11
11
11
11
11
11
11
11
12
12
12
12
12
12

Relative Humidity (%)

82
84
87
89
92
93
95
96
96
96
96
95
96
96
95
96
90
86
82
79
77

Pressure (mb)

1015
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1021
1021

Ozone (du)

371
369
367
364
361
358
354
352
350
348
346
345
344
344
343
343
342
341
340
340
340

Forecast for Constantine, Cornwall, United Kingdom (50.12,-5.17)

Generated: 13/05/26 16:35:11. Forecast: 13/05/26 to 19/05/26. Timezone: UTC+1.00