Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 4

Waning Crescent 19%

04:20

15:55

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

Sun - Rise: 05:37, Set: 20:42, Transit: 13:09. Moon - Rise: 04:20, Set: 15:55. Civil Dark: 21:20 - 04:58. Nautical Dark: 22:12 - 04:07. Astro Dark: 23:17 - 03:01

Total Clouds (% Sky Obscured)

85
89
91
98
99
100
100
99
95
72
42
33
21
23
19
34
64
44
45
48
51
54
54
55

Low Clouds (% Sky Obscured)

68
55
47
50
47
53
55
52
55
49
31
31
25
23
13
30
64
44
44
43
34
41
42
39

Medium Clouds (% Sky Obscured)

100
100
95
79
67
25
26
28
25
23
21
10
0
0
10
3
0
0
0
5
11
7
11
11

High Clouds (% Sky Obscured)

100
100
100
91
94
100
98
84
60
13
0
0
0
0
0
0
0
0
0
0
1
2
4
3

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
4
32
47
91
34
25
9
2
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 (%)

1
2
11
9
6
7
2
1
0
2
0
0
2
2
3
13
15
14
16
3
0
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)

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

Chance of Frost

Temperature (°C)

9
9
8
9
9
8
8
9
10
11
12
12
13
14
14
15
15
15
14
13
12
11
10
9

Feels Like (°C)

6
6
5
6
7
6
6
7
8
9
10
12
13
13
14
14
14
13
13
13
12
12
11
10

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
96
95
96
96
93
88
81
73
69
64
62
60
61
66
70
71
75
80
84
85
87

Pressure (mb)

1011
1011
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

395
394
393
391
390
390
392
394
395
397
399
401
403
404
404
405
407
407
408
409
409
408
406
406

Sunday 5

Waning Crescent 10%

04:33

17:23

00 Bad
01 Bad
02 OK
03 Bad
04 OK
05 Bad
06 Bad
07 OK
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

Sun - Rise: 05:35, Set: 20:43, Transit: 13:09. Moon - Rise: 04:33, Set: 17:23. Civil Dark: 21:22 - 04:56. Nautical Dark: 22:14 - 04:05. Astro Dark: 23:21 - 02:58

Total Clouds (% Sky Obscured)

40
49
33
40
33
63
54
23
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

26
25
21
10
0
9
9
18
23
22
2
25
77
92
100
70
90
89
76
71
69
81
88
84

Medium Clouds (% Sky Obscured)

12
20
7
21
20
21
14
0
0
0
0
0
2
98
100
99
82
41
72
78
59
36
44
93

High Clouds (% Sky Obscured)

4
3
2
3
3
48
51
5
100
100
100
100
99
100
100
99
99
100
95
46
57
67
92
53

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
5
9
9
9
9
9
9

Fog (%)

0
0
0
5
8
18
22
43
6
1
5
5
2
1
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
6
24
21
27
38
48
39
32
38
32
22
20
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

2
2
2
2
3
3
3
4
5
6
8
8
8
7
7
7
7
6
4
4
3
3
3
3

Chance of Frost

Temperature (°C)

8
8
7
6
7
6
6
7
9
11
12
13
14
15
15
14
13
13
13
13
12
11
11
10

Feels Like (°C)

9
8
7
7
7
6
4
5
8
8
9
10
12
13
13
12
12
12
12
12
11
10
10
10

Dew Point (°C)

6
6
5
5
6
5
5
6
7
8
9
9
10
12
13
12
10
11
12
12
11
10
10
10

Relative Humidity (%)

88
88
90
91
93
93
93
93
87
84
79
77
76
82
87
84
80
87
92
93
93
93
95
95

Pressure (mb)

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

Ozone (du)

404
400
398
399
401
405
407
406
404
404
404
404
406
407
409
411
415
418
420
422
421
421
423
424

Monday 6

Waning Crescent 4%

04:46

18:52

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:34, Set: 20:45, Transit: 13:09. Moon - Rise: 04:46, Set: 18:52. Civil Dark: 21:24 - 04:54. Nautical Dark: 22:16 - 04:02. Astro Dark: 23:25 - 02:54

Total Clouds (% Sky Obscured)

98
100
100
99
98
100
99
99
100
100
100
100
100
100
100
100
100
100
100
98
96
94
93
92

Low Clouds (% Sky Obscured)

84
82
85
82
77
73
88
92
74
89
95
82
88
79
90
77
75
72
79
59
34
13
21
28

Medium Clouds (% Sky Obscured)

73
97
100
95
84
99
90
88
90
85
96
68
69
88
100
96
95
100
100
96
92
88
77
39

High Clouds (% Sky Obscured)

63
69
43
26
59
76
94
84
98
100
89
51
72
97
100
100
100
100
100
89
79
61
79
81

ISS Passover

Visibility (miles)

9
9
9
9
9
9
3
2
3
2
3
9
9
9
8
9
9
9
7
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

18
21
16
9
29
78
95
95
95
95
75
85
89
89
95
92
83
80
80
59
58
58
51
37

Precipitation Amount (mm)

0
0
0
0
0
0.5
1.2
1.2
1.3
1.1
0.2
0.4
0.7
0.7
1.9
0.8
0.5
0.4
0.5
0.3
0.2
0.2
0.2
0

Wind Speed/Direction (mph)

2
2
2
3
3
2
2
3
4
5
7
10
10
10
13
12
10
10
9
8
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
93
95
95
96
96
98
96
93
92
92
84
90
93
93
93
93
95
95
93
93

Pressure (mb)

1008
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1010
1010
1011
1012
1013
1014
1015
1015

Ozone (du)

422
420
419
419
417
413
410
412
412
412
414
415
416
416
415
415
416
416
417
416
417
419
418
418

Tuesday 7

Waning Crescent 1%

05:01

20:24

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 OK
07 OK
08 OK
09 Good
10 OK
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

Sun - Rise: 05:32, Set: 20:46, Transit: 13:09. Moon - Rise: 05:01, Set: 20:24. Civil Dark: 21:26 - 04:52. Nautical Dark: 22:19 - 04:00. Astro Dark: 23:28 - 02:50

Total Clouds (% Sky Obscured)

91
68
67
60
42
37
34
27
27
16
34
62
61
64
85
95
78
61
44
50
74
94
91
77

Low Clouds (% Sky Obscured)

36
36
38
42
38
35
31
26
25
18
30
50
53
57
73
82
50
49
18
16
18
20
27
34

Medium Clouds (% Sky Obscured)

31
26
20
18
12
9
7
5
3
0
0
0
0
12
26
43
35
20
2
2
2
2
3
5

High Clouds (% Sky Obscured)

47
25
27
18
1
2
3
0
2
0
4
4
4
4
65
60
65
65
70
52
75
94
82
38

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
5
6
3
3
4
5
7
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
16
13
0
0
0
0
0
0
0
1
33
38
43
47
42
34
37
25
15
2
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
10
9
9
9
8
8
9
11
13
16
17
17
18
19
19
19
19
18
17
15
14
12
12

Feels Like (°C)

9
9
9
8
8
9
8
10
12
15
18
17
17
18
18
17
18
18
17
16
15
13
11
10

Dew Point (°C)

10
9
8
8
8
7
7
7
8
10
12
12
13
14
14
15
16
15
14
14
13
12
11
10

Relative Humidity (%)

93
91
93
93
93
91
88
88
84
82
78
75
74
76
75
77
80
77
79
83
87
90
90
88

Pressure (mb)

1016
1016
1017
1018
1018
1019
1019
1020
1021
1021
1022
1022
1023
1023
1023
1024
1024
1024
1025
1025
1026
1026
1027
1028

Ozone (du)

418
416
415
410
401
401
405
402
397
396
397
398
395
392
390
387
387
389
389
388
387
384
384
382

Wednesday 8

New Moon 0%

05:20

21:55

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 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:30, Set: 20:48, Transit: 13:09. Moon - Rise: 05:20, Set: 21:55. Civil Dark: 21:28 - 04:50. Nautical Dark: 22:21 - 03:57. Astro Dark: 23:32 - 02:46

Total Clouds (% Sky Obscured)

79
72
77
77
65
53
45
61
76
88
73
53
41
58
75
93
95
97
99
96
93
91
85
78

Low Clouds (% Sky Obscured)

42
37
40
35
30
24
20
15
7
10
13
12
11
13
16
16
10
8
5
4
1
0
0
0

Medium Clouds (% Sky Obscured)

5
3
2
0
0
1
3
12
21
27
19
11
5
15
27
34
39
45
51
60
60
60
53
46

High Clouds (% Sky Obscured)

41
39
40
32
25
19
58
64
71
61
51
31
26
43
59
76
83
92
97
96
93
89
78
65

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 (%)

0
0
0
0
0
0
0
0
0
0
1
0
3
9
9
6
11
13
13
11
9
3
4
3

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)

4
3
2
3
2
2
2
3
3
4
5
5
5
6
5
5
6
5
4
4
3
2
2
2

Chance of Frost

Temperature (°C)

11
10
10
9
9
9
9
9
11
14
16
17
18
19
19
19
19
19
18
17
16
15
13
12

Feels Like (°C)

11
11
11
10
10
10
10
8
11
13
15
17
18
19
19
19
19
18
18
18
17
17
17
16

Dew Point (°C)

9
9
8
8
8
8
7
8
10
11
13
13
14
14
14
14
14
14
14
14
13
12
11
11

Relative Humidity (%)

88
90
91
91
93
93
91
91
88
86
82
78
76
73
72
71
70
72
76
79
82
83
87
89

Pressure (mb)

1028
1028
1028
1028
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1029
1029
1030
1030
1030

Ozone (du)

383
382
380
380
381
380
377
374
370
367
365
364
362
360
360
359
359
357
356
355
353
352
351
350

Thursday 9

Waxing Crescent 3%

05:45

23:22

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:29, Set: 20:49, Transit: 13:09. Moon - Rise: 05:45, Set: 23:22. Civil Dark: 21:30 - 04:49. Nautical Dark: 22:23 - 03:55. Astro Dark: 23:36 - 02:42

Total Clouds (% Sky Obscured)

72
75
73
74
79
87
100
100
100
100
100
99
99
100
100
100
100
100
100
96
93
89
90
93

Low Clouds (% Sky Obscured)

0
2
3
5
6
6
7
4
2
0
7
15
22
26
30
34
25
17
9
5
2
0
14
29

Medium Clouds (% Sky Obscured)

38
34
29
27
32
37
36
35
35
31
31
35
44
46
53
70
75
75
75
64
54
45
46
49

High Clouds (% Sky Obscured)

51
57
60
68
80
91
100
100
100
100
100
99
98
93
86
78
84
92
98
92
89
87
89
91

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 (%)

0
0
0
0
0
0
0
0
0
0
6
8
10
13
13
11
11
11
10
8
7
2
1
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)

2
3
2
2
3
2
2
2
1
2
3
3
4
5
5
4
5
5
5
4
4
3
3
3

Chance of Frost

Temperature (°C)

12
11
11
11
10
10
11
11
13
14
16
17
18
19
19
19
19
19
18
18
16
15
13
13

Feels Like (°C)

15
14
13
12
12
11
11
11
12
13
14
15
15
15
19
18
18
18
18
19
16
15
15
14

Dew Point (°C)

10
10
9
9
9
9
9
9
10
11
13
13
13
14
14
13
13
14
14
14
13
13
11
11

Relative Humidity (%)

89
88
88
88
88
88
88
88
86
82
81
78
74
72
71
69
68
72
77
81
83
86
87
89

Pressure (mb)

1030
1030
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1027
1027
1026
1026
1026
1025
1026
1026
1026
1026

Ozone (du)

349
347
344
341
338
338
338
338
337
337
337
337
337
337
335
334
333
332
332
331
330
330
329
328

Friday 10

Waxing Crescent 8%

06:22

No Set

Sun - Rise: 05:27, Set: 20:51, Transit: 13:09. Moon - Rise: 06:22, Set: No Set. Civil Dark: 21:31 - 04:47. Nautical Dark: 22:25 - 03:53. Astro Dark: 23:40 - 02:38

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 Barry, Vale of Glamorgan, United Kingdom (51.40,-3.28)

Generated: 04/05/24 00:06:40. Forecast: 04/05/24 to 10/05/24. Timezone: UTC+1.00