Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 4

Waning Crescent 19%

04:36

15:57

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:37, Set: 20:48, Transit: 13:13. Moon - Rise: 04:36, Set: 15:57. Civil Dark: 21:29 - 04:54. Nautical Dark: 22:22 - 04:00. Astro Dark: 23:34 - 02:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
95
92
88
72
71
56
50
57
80
85
79
88
100
100
75
66

Low Clouds (% Sky Obscured)

95
100
100
98
100
100
100
99
62
40
34
44
53
29
1
1
1
1
0
12
13
3
0
0

Medium Clouds (% Sky Obscured)

97
95
96
98
96
83
72
72
64
62
58
51
48
48
40
35
37
40
37
49
55
69
57
63

High Clouds (% Sky Obscured)

65
67
70
70
70
35
31
37
7
7
7
7
4
7
9
36
78
81
80
81
100
100
71
80

ISS Passover

Visibility (miles)

6
7
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
45
56
56
45

Precipitation Type

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
None

Precipitation Probability (%)

86
87
87
36
24
12
15
16
4
2
4
2
1
1
0
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.9
0.9
1
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
10
9
9
9
10
10
9
9
8
8
7
6
5
3
1
2
3
3
4
4
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
95
93
91
90
88
84
77
77
77
76
73
73
75
81
85
84
85
85
85
85
85
85

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009

Ozone (du)

397
397
398
400
399
402
405
404
406
408
407
406
406
406
406
406
404
403
402
403
405
407
408
405

Sunday 5

Waning Crescent 10%

04:48

17:27

05 Bad
06 Bad
07 OK
08 OK
09 Good
10 Good
11 OK
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

Sun - Rise: 05:35, Set: 20:50, Transit: 13:12. Moon - Rise: 04:48, Set: 17:27. Civil Dark: 21:30 - 04:52. Nautical Dark: 22:25 - 03:58. Astro Dark: 23:38 - 02:42

Total Clouds (% Sky Obscured)

67
51
38
26
14
9
29
81
48
54
99
100
100
100
100
100
100
100
100
100
100
98
92
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
3
0
68
31
30
67
75
41
46
54
65
62
56
47
47
54
66
73
76

Medium Clouds (% Sky Obscured)

55
36
28
16
8
1
14
10
0
0
42
55
60
61
94
100
100
100
90
88
100
96
87
81

High Clouds (% Sky Obscured)

80
79
65
23
10
8
34
43
60
79
98
100
100
100
100
100
100
96
47
65
65
33
39
63

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
4
7
2
4
6
21
19
22
13
13
8
16
20
22
27
27
24
31

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
84
81
74
66
63
61
61
61
65
67
69
68
68
75
76
77
77
80
81
85
87
87
85

Pressure (mb)

1009
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008

Ozone (du)

403
402
402
404
407
408
409
411
414
413
413
412
412
412
414
415
415
417
417
416
417
417
417
418

Monday 6

Waning Crescent 4%

05:01

18:58

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:33, Set: 20:52, Transit: 13:12. Moon - Rise: 05:01, Set: 18:58. Civil Dark: 21:32 - 04:50. Nautical Dark: 22:27 - 03:55. Astro Dark: 23:42 - 02:38

Total Clouds (% Sky Obscured)

90
91
92
95
96
83
79
65
67
69
85
94
88
94
94
82
64
51
41
59
53
50
47
46

Low Clouds (% Sky Obscured)

63
48
36
55
58
57
45
19
20
36
58
73
73
76
81
67
51
46
41
64
65
65
62
54

Medium Clouds (% Sky Obscured)

83
78
83
84
85
36
39
38
30
45
50
61
53
56
38
33
24
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

55
65
70
73
75
29
32
48
48
23
32
39
40
60
59
29
6
5
4
3
0
0
0
7

ISS Passover

Visibility (miles)

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

Fog (%)

0
1
1
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
24
31
17
28
49
50
48
55
52
52
48
50
34
14
6
2
0
0
0
1
2
0
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
9
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
10
9
9
9
9
9

Relative Humidity (%)

87
88
88
90
84
82
79
76
71
71
72
71
75
75
79
82
84
87
88
88
88
90
90
90

Pressure (mb)

1008
1008
1008
1009
1009
1010
1010
1010
1010
1011
1011
1011
1012
1012
1013
1014
1015
1015
1016
1017
1017
1018
1018
1019

Ozone (du)

417
415
415
416
417
418
415
411
410
409
410
412
414
414
412
411
409
409
410
409
407
402
399
397

Tuesday 7

Waning Crescent 1%

05:01

20:31

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

Sun - Rise: 05:31, Set: 20:53, Transit: 13:12. Moon - Rise: 05:01, Set: 20:31. Civil Dark: 21:34 - 04:48. Nautical Dark: 22:29 - 03:53. Astro Dark: 23:47 - 02:33

Total Clouds (% Sky Obscured)

41
37
40
47
85
90
94
90
84
55
72
75
48
47
43
46
51
67
41
33
56
85
85
88

Low Clouds (% Sky Obscured)

47
40
47
55
61
60
63
59
56
45
41
41
43
41
28
15
3
2
2
1
2
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
0
0
0
1
2
4
17
32
45
48
51
52
53

High Clouds (% Sky Obscured)

11
16
14
7
68
76
85
70
62
27
60
71
5
5
13
27
38
57
23
12
34
69
77
77

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 (%)

3
0
0
0
0
1
3
6
6
10
8
9
16
7
3
1
1
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
90
87
83
81
83
83
84
83
80
80
83
86
89
93
95
95
95
95
95
95
91
93

Pressure (mb)

1019
1020
1021
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1026
1026
1027
1027
1028
1028
1029
1029
1029
1029
1029

Ozone (du)

402
397
397
399
400
399
396
394
391
394
394
393
395
390
389
384
384
381
376
371
371
372
372
373

Wednesday 8

New Moon 0%

05:19

22:05

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:30, Set: 20:55, Transit: 13:12. Moon - Rise: 05:19, Set: 22:05. Civil Dark: 21:36 - 04:46. Nautical Dark: 22:32 - 03:50. Astro Dark: 23:52 - 02:28

Total Clouds (% Sky Obscured)

86
88
79
56
73
87
94
97
99
99
99
96
92
89
100
99
99
99
100
100
100
99
99
94

Low Clouds (% Sky Obscured)

0
0
0
0
0
4
16
22
17
19
24
1
1
0
0
0
0
0
1
1
4
9
14
10

Medium Clouds (% Sky Obscured)

52
54
44
33
26
35
44
55
52
49
42
43
40
36
37
36
32
35
44
55
60
67
73
66

High Clouds (% Sky Obscured)

75
74
66
26
50
70
83
48
84
55
57
91
82
75
97
94
93
96
98
100
98
97
96
84

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
1
18
3
2
19
8
15
9
6
15
12
5
7
2
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
90
84
79
74
70
70
78
78
79
79
79
82
84
86
89
90
90
92
90
92
92
92

Pressure (mb)

1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1030
1030
1030
1030
1030
1030
1030
1029
1029

Ozone (du)

373
373
370
367
364
362
360
359
358
356
355
355
351
351
349
347
345
343
343
342
342
340
339
338

Thursday 9

Waxing Crescent 3%

05:43

23:33

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:28, Set: 20:57, Transit: 13:12. Moon - Rise: 05:43, Set: 23:33. Civil Dark: 21:38 - 04:44. Nautical Dark: 22:34 - 03:47. Astro Dark: 23:57 - 02:22

Total Clouds (% Sky Obscured)

88
83
83
84
85
90
95
99
100
100
100
100
100
100
100
100
100
99
97
94
93
95
98
99

Low Clouds (% Sky Obscured)

5
0
0
0
0
2
3
4
3
3
4
4
4
4
4
4
3
4
3
3
3
3
3
2

Medium Clouds (% Sky Obscured)

58
55
48
42
40
39
41
47
43
43
48
59
60
64
66
67
67
67
72
77
80
83
86
81

High Clouds (% Sky Obscured)

73
61
68
75
80
85
91
98
99
99
100
100
100
100
100
100
100
97
96
93
95
95
97
97

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
2
2
2
7
6
2
6
3
1
4
2
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
10
12
13
13
13
14
15
15
15
15
15
16
16
14
14
14
13
13
12
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

90
89
89
84
80
78
78
79
79
79
79
78
82
83
86
89
89
92
92
90
88
90
88
90

Pressure (mb)

1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024

Ozone (du)

336
334
332
332
333
333
334
334
335
334
334
334
332
331
329
329
329
329
329
330
330
330
330
331

Friday 10

Waxing Crescent 8%

06:17

00:47

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 OK
23 OK
00 Good

Sun - Rise: 05:26, Set: 20:58, Transit: 13:12. Moon - Rise: 06:17, Set: 00:47. Civil Dark: 21:40 - 04:43. Nautical Dark: 22:37 - 03:45. Astro Dark: 00:02 - 02:17

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
98
96
94
78
65
49
37
26
14

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

71
61
62
61
63
67
69
72
57
39
23
22
16
13
10
7
3
2
1
0

High Clouds (% Sky Obscured)

95
95
98
99
100
100
100
100
100
100
100
92
80
70
54
40
30
24
16
8

ISS Passover

Visibility (miles)

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

Precipitation Type

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
0
2
0
0
2
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
10
12
13
13
14
14
14
16
16
16
16
16
16
14
15
14
13
13

Dew Point (°C)

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

Relative Humidity (%)

87
87
86
82
78
75
74
72
71
71
72
71
73
73
74
76
79
81
83
86

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

331
331
331
331
331
331
332
333
334
335
335
336
336
336
336
336
336
336
336
337

Forecast for Aberystwyth, Ceredigion, United Kingdom (52.42,-4.08)

Generated: 04/05/24 05:32:10. Forecast: 04/05/24 to 10/05/24. Timezone: UTC+1.00