Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waning Gibbous 96%

22:45

06:32

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:52, Set: 20:27, Transit: 13:10. Moon - Rise: 22:45, Set: 06:32. Civil Dark: 21:04 - 05:15. Nautical Dark: 21:51 - 04:27. Astro Dark: 22:48 - 03:30

Total Clouds (% Sky Obscured)

98
98
99
91
97
90
100
98
95
97
97
97
94
99
98
100
94
94
100
100
99
94
82
97

Low Clouds (% Sky Obscured)

31
34
29
21
10
12
46
55
53
43
41
66
55
28
61
72
70
63
87
100
86
78
75
72

Medium Clouds (% Sky Obscured)

65
66
71
63
61
61
95
84
70
91
81
75
68
92
95
96
83
84
97
93
99
95
86
96

High Clouds (% Sky Obscured)

15
12
35
80
85
61
66
76
69
21
36
33
27
88
79
100
47
50
55
19
44
4
4
4

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 (%)

1
1
2
0
0
0
0
0
0
0
0
1
1
1
3
2
2
3
9
15
21
33
35
48

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)

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

Chance of Frost

Temperature (°C)

9
8
7
6
5
5
5
4
4
4
4
5
6
6
7
8
9
9
10
10
10
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
79
82
86
89
89
88
88
91
94
89
80
76
74
70
65
62
60
60
64
68
71
78

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1004
1004
1003
1003
1003
1003
1002
1002
1002
1002

Ozone (du)

421
421
420
420
420
421
423
427
432
438
441
441
441
442
443
445
446
448
446
446
446
447
449
449

Friday 26

Waning Gibbous 90%

00:03

07:02

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:50, Set: 20:29, Transit: 13:10. Moon - Rise: 00:03, Set: 07:02. Civil Dark: 21:06 - 05:13. Nautical Dark: 21:54 - 04:24. Astro Dark: 22:51 - 03:26

Total Clouds (% Sky Obscured)

99
100
100
100
100
99
99
100
98
96
98
96
92
90
100
100
100
100
96
96
96
94
94
94

Low Clouds (% Sky Obscured)

69
80
73
66
68
72
71
67
65
67
77
92
85
85
100
100
100
100
88
84
89
90
81
69

Medium Clouds (% Sky Obscured)

99
100
100
100
100
99
98
100
98
95
97
91
91
88
37
71
72
73
69
49
55
54
52
52

High Clouds (% Sky Obscured)

29
31
27
84
74
60
81
75
55
60
60
60
60
65
0
0
0
15
3
55
37
50
55
60

ISS Passover

Visibility (miles)

9
6
4
4
6
9
9
9
9
9
5
0
0
0
0
0
0
0
0
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
Light Rain
Very Light Rain
Very Light Rain
None
None
None
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

54
68
77
70
56
52
45
42
50
68
80
59
35
41
40
43
38
21
31
31
19
15
19
5

Precipitation Amount (mm)

0.2
0.4
0.6
0.5
0.2
0.2
0
0
0
0.4
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
8
8
10
11
10
11
11
11
11
12
13
14
13
13
13
13
13
13
12
12
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
4
3
2
2
1
1
1
1
-0
-1
-0
1
2
3
4
3
5
5
5
6
5
4

Dew Point (°C)

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

Relative Humidity (%)

82
87
91
91
91
90
90
90
91
91
94
96
96
94
96
96
98
96
95
91
91
91
90
91

Pressure (mb)

1002
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1003
1003
1003
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

449
448
448
447
447
448
447
445
444
442
443
445
447
449
450
447
446
443
442
440
437
436
434
432

Saturday 27

Waning Gibbous 83%

01:14

07:47

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

Sun - Rise: 05:48, Set: 20:30, Transit: 13:10. Moon - Rise: 01:14, Set: 07:47. Civil Dark: 21:08 - 05:10. Nautical Dark: 21:56 - 04:22. Astro Dark: 22:54 - 03:23

Total Clouds (% Sky Obscured)

90
85
78
83
76
91
83
100
100
67
40
35
35
48
86
87
85
78
66
53
37
23
4
3

Low Clouds (% Sky Obscured)

68
52
40
35
10
32
38
30
25
25
25
30
29
36
47
61
68
65
56
49
33
17
0
0

Medium Clouds (% Sky Obscured)

85
78
75
73
76
68
76
79
77
46
40
40
35
34
70
62
49
48
11
0
0
0
0
0

High Clouds (% Sky Obscured)

60
21
65
16
74
88
75
100
100
75
60
60
4
43
47
13
2
4
2
0
0
1
1
1

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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
3
9
17
19
34
37
33
19
21
11
18
7
21
32
42
32
38
39
36
34
24
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
3
2
2
1
1
0
0
1
1
1
3
4
6
7
8
9
8
8
8
8
8
7

Dew Point (°C)

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

Relative Humidity (%)

88
90
91
90
90
86
85
83
83
85
85
85
78
73
66
61
56
53
54
58
54
60
68
76

Pressure (mb)

1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011
1012

Ozone (du)

432
436
436
439
441
440
440
445
446
447
447
445
444
442
441
440
442
445
446
446
447
447
447
446

Sunday 28

Waning Gibbous 74%

02:13

08:48

20 Good
21 Good
22 OK
23 OK
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

Sun - Rise: 05:46, Set: 20:32, Transit: 13:10. Moon - Rise: 02:13, Set: 08:48. Civil Dark: 21:09 - 05:08. Nautical Dark: 21:58 - 04:19. Astro Dark: 22:57 - 03:19

Total Clouds (% Sky Obscured)

2
8
16
23
39
44
45
55
59
61
61
69
64
68
78
95
99
99
100
100
92
78
64
55

Low Clouds (% Sky Obscured)

0
0
14
26
37
33
27
27
19
14
6
23
39
56
58
69
75
69
64
83
59
46
28
21

Medium Clouds (% Sky Obscured)

0
0
0
4
4
15
27
34
36
37
38
30
18
2
20
41
59
66
63
70
54
40
28
32

High Clouds (% Sky Obscured)

3
11
7
3
16
17
23
35
33
33
25
29
29
28
31
77
81
86
93
87
91
47
24
7

ISS Passover

Visibility (miles)

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

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 (%)

9
0
1
3
0
1
5
0
3
4
0
1
5
22
27
40
42
29
25
28
33
34
23
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
7
5
4
3
4
4
4
4
4
4
5
8
10
12
13
15
16
16
15
16
16
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
84
88
88
88
90
91
91
91
91
93
91
85
81
76
72
71
75
70
68
72
74
79
83

Pressure (mb)

1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

444
441
441
445
448
447
443
440
439
441
441
441
440
438
438
439
439
438
438
437
436
435
434
434

Monday 29

Waning Gibbous 64%

02:57

10:04

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 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK

Sun - Rise: 05:44, Set: 20:33, Transit: 13:10. Moon - Rise: 02:57, Set: 10:04. Civil Dark: 21:11 - 05:06. Nautical Dark: 22:00 - 04:17. Astro Dark: 23:00 - 03:16

Total Clouds (% Sky Obscured)

56
57
54
49
42
44
46
51
62
63
64
73
75
76
57
37
18
38
58
70
43
26
17
25

Low Clouds (% Sky Obscured)

21
19
23
26
29
33
35
49
69
71
68
67
71
75
56
37
18
14
10
5
4
3
1
23

Medium Clouds (% Sky Obscured)

30
31
22
13
2
0
0
0
0
0
0
0
0
0
0
0
0
23
42
54
33
23
15
19

High Clouds (% Sky Obscured)

4
3
3
3
3
2
0
0
0
0
0
2
3
4
3
1
0
0
0
0
1
1
2
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
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 (%)

1
0
0
0
0
0
0
0
0
1
11
9
7
0
14
18
21
31
34
31
32
30
22
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
9
7
6
5
6
7
8
8
8
8
8
9
11
13
12
13
14
14
14
14
12
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
7
6
7
6
5
5
4
5
5
5
5
6
7
7
13
13
12
12
13
12

Dew Point (°C)

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

Relative Humidity (%)

87
90
90
91
91
93
93
91
87
88
88
90
88
84
81
77
71
67
67
66
66
69
74
77

Pressure (mb)

1014
1015
1015
1015
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010
1011

Ozone (du)

430
429
432
433
432
432
433
435
437
441
443
442
443
443
444
445
445
445
444
444
443
439
435
431

Tuesday 30

Waning Gibbous 53%

03:27

11:30

20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
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

Sun - Rise: 05:43, Set: 20:35, Transit: 13:10. Moon - Rise: 03:27, Set: 11:30. Civil Dark: 21:13 - 05:04. Nautical Dark: 22:03 - 04:14. Astro Dark: 23:04 - 03:12

Total Clouds (% Sky Obscured)

33
44
57
70
75
70
65
58
52
46
37
35
37
47
51
50
50
60
65
74
72
82
92
93

Low Clouds (% Sky Obscured)

45
64
64
64
68
60
51
42
36
31
25
25
23
22
24
26
26
41
55
63
72
81
89
85

Medium Clouds (% Sky Obscured)

22
22
21
20
21
22
15
9
24
41
51
51
50
45
40
40
45
50
49
49
33
18
0
2

High Clouds (% Sky Obscured)

5
5
5
5
4
6
9
10
13
14
17
13
13
14
13
11
10
14
20
17
14
11
8
12

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 (%)

17
8
11
11
4
9
10
7
16
16
5
26
31
26
40
47
52
49
39
28
20
13
7
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
10
9
9
9
9
8
8
7
7
7
8
8
9
9
10
10
10
10
11
10
11
11
11

Relative Humidity (%)

81
87
91
91
91
95
95
95
96
96
95
95
88
86
80
80
79
78
78
78
76
79
82
83

Pressure (mb)

1011
1012
1012
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

429
427
424
423
421
420
418
417
415
415
416
416
415
415
414
413
411
409
405
401
396
395
393
391

Wednesday 1

Third Quarter 41%

03:50

12:58

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: 05:41, Set: 20:37, Transit: 13:10. Moon - Rise: 03:50, Set: 12:58. Civil Dark: 21:15 - 05:02. Nautical Dark: 22:05 - 04:12. Astro Dark: 23:07 - 03:09

Total Clouds (% Sky Obscured)

93
94
96
98
100
100
100
100
100
100
100
100
100
100
93
87
80

Low Clouds (% Sky Obscured)

81
72
78
83
92
89
86
82
76
69
64
71
77
85
68
51
34

Medium Clouds (% Sky Obscured)

3
5
4
3
2
12
21
35
28
21
15
11
6
0
0
0
0

High Clouds (% Sky Obscured)

12
19
24
24
29
42
42
46
51
52
52
52
43
38
20
11
2

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

8
5
9
9
9
10
10
8
7
5
2
6
4
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
13
13
13
13
13
13
13
13
12
12
12
12
13
13
14
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
83
86
87
90
89
90
90
89
87
86
84
83
82
79
75

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1018
1018
1018
1018
1017
1017

Ozone (du)

391
390
389
388
386
385
385
384
384
382
381
380
379
379
378
378
377

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

Generated: 25/04/24 20:47:21. Forecast: 25/04/24 to 01/05/24. Timezone: UTC+1.00