Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waning Crescent 10%

04:46

17:26

08 Good
09 Good
10 OK
11 Bad
12 Bad
13 Bad
14 OK
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
07 Bad

Sun - Rise: 05:31, Set: 20:50, Transit: 13:11. Moon - Rise: 04:46, Set: 17:26. Civil Dark: 21:31 - 04:50. Nautical Dark: 22:25 - 03:55. Astro Dark: 23:41 - 02:37

Total Clouds (% Sky Obscured)

17
18
28
55
65
40
24
100
100
96
100
100
100
100
92
100
100
100
100
100
100
99
97
77

Low Clouds (% Sky Obscured)

0
22
43
50
63
40
20
76
84
87
87
97
87
82
87
66
73
75
85
81
82
57
32
47

Medium Clouds (% Sky Obscured)

1
1
7
20
1
2
0
70
64
54
53
71
95
99
83
96
99
99
100
100
100
98
93
60

High Clouds (% Sky Obscured)

62
55
50
32
5
5
5
37
55
67
100
100
100
96
81
100
90
86
61
60
59
78
74
53

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
59
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
16
18
19
12
13
25
25
23
22
10
20
10
11
16
32
29
44
55
50
38
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0
0
0

Wind Speed/Direction (mph)

3
3
5
8
7
8
7
7
7
6
3
2
2
2
2
2
1
1
1
1
1
1
0
0

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
68
61
58
56
53
53
53
50
52
63
79
86
90
92
91
91
91
93
93
93
95
95
90

Pressure (mb)

1008
1008
1007
1007
1007
1006
1006
1006
1005
1005
1005
1005
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

403
400
397
398
399
403
407
407
403
402
403
406
408
409
411
412
413
413
412
414
415
414
414
416

Monday 6

Waning Crescent 4%

05:00

18:58

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
07 Bad

Sun - Rise: 05:29, Set: 20:52, Transit: 13:11. Moon - Rise: 05:00, Set: 18:58. Civil Dark: 21:33 - 04:48. Nautical Dark: 22:28 - 03:52. Astro Dark: 23:45 - 02:32

Total Clouds (% Sky Obscured)

92
99
97
85
86
93
94
97
89
89
79
76
72
62
59
57
55
57
75
80
75
84
89
94

Low Clouds (% Sky Obscured)

78
89
66
51
71
72
89
94
79
77
63
69
74
67
59
55
53
58
75
78
75
83
86
93

Medium Clouds (% Sky Obscured)

62
95
91
61
59
48
56
41
43
30
33
30
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

50
45
45
45
50
24
36
5
21
34
19
4
3
3
5
4
0
0
0
0
0
0
10
7

ISS Passover

Visibility (miles)

9
9
9
9
7
6
3
4
3
4
4
7
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
60
61
0

Precipitation Type

None
None
None
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
None
None
None

Precipitation Probability (%)

20
32
38
58
64
69
78
93
95
93
75
53
35
4
3
0
0
1
1
3
0
1
1
0

Precipitation Amount (mm)

0
0
0
0.4
0.4
0.4
0.6
1
1.3
1.2
0.9
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

0
1
2
2
2
2
2
4
4
5
5
4
3
3
3
3
2
3
3
3
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
75
72
70
69
70
74
83
87
83
84
89
95
96
96
96
98
98
96
96
98
98
98
96

Pressure (mb)

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

Ozone (du)

418
419
419
417
415
415
414
414
416
414
413
416
417
414
408
406
404
405
404
402
405
400
399
400

Tuesday 7

Waning Crescent 1%

05:17

20:31

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
07 Bad

Sun - Rise: 05:28, Set: 20:53, Transit: 13:11. Moon - Rise: 05:17, Set: 20:31. Civil Dark: 21:35 - 04:46. Nautical Dark: 22:30 - 03:49. Astro Dark: 23:50 - 02:27

Total Clouds (% Sky Obscured)

95
98
100
100
100
100
97
100
98
96
81
67
71
91
88
94
84
90
80
70
80
67
84
85

Low Clouds (% Sky Obscured)

94
98
100
100
100
93
88
76
84
90
55
56
64
74
73
85
71
66
63
57
63
67
70
69

Medium Clouds (% Sky Obscured)

0
0
0
20
34
94
43
63
55
36
53
25
24
59
26
50
66
47
36
21
18
13
9
15

High Clouds (% Sky Obscured)

55
52
61
56
55
56
40
63
63
15
12
0
2
8
30
15
3
18
7
2
16
3
33
39

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
60
81
100
100
100
100
100
100
100
100

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
1
4
13
3
0
1
0
6
1
2
6
0
0
0
0
0
0
0
0
0
1
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
4
4
3
3
4
4
3
3
2
2
2
2
2
1
1
1
1
1
2
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
11
13
13
14
14
15
14
14
14
14
13
11
11
10
9
11
10
10
11
9
11
10

Dew Point (°C)

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

Relative Humidity (%)

91
87
80
78
74
74
75
75
73
78
78
78
82
88
90
93
93
96
95
95
96
96
96
93

Pressure (mb)

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

Ozone (du)

395
396
394
394
398
399
402
401
401
401
397
395
393
392
391
390
389
389
387
384
380
379
377
373

Wednesday 8

New Moon 0%

05:40

22:05

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
07 Bad

Sun - Rise: 05:26, Set: 20:55, Transit: 13:11. Moon - Rise: 05:40, Set: 22:05. Civil Dark: 21:36 - 04:44. Nautical Dark: 22:33 - 03:47. Astro Dark: 23:55 - 02:22

Total Clouds (% Sky Obscured)

83
72
92
94
95
91
98
100
100
100
100
100
100
100
100
100
100
95
90
86
89
93
96
91

Low Clouds (% Sky Obscured)

67
62
69
68
69
68
66
60
49
47
37
23
11
0
0
0
0
0
2
16
35
35
35
35

Medium Clouds (% Sky Obscured)

21
28
34
39
45
49
53
48
51
57
64
95
91
85
83
83
84
77
68
61
67
69
61
49

High Clouds (% Sky Obscured)

35
8
62
69
71
22
63
54
100
100
100
100
100
100
99
98
97
86
75
64
55
50
77
71

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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
4
12
2
12
14
5
15
6
3
0
1
0
0
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)

2
3
4
5
6
7
6
6
6
5
4
3
2
1
1
1
0
0
0
0
0
0
1
0

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
75
66
60
55
54
59
69
67
67
71
78
86
90
92
93
93
93
93
95
93
93
91
88

Pressure (mb)

1028
1028
1028
1028
1028
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027

Ozone (du)

367
366
366
367
364
360
356
354
354
354
351
350
351
353
353
353
355
356
357
360
360
361
360
357

Thursday 9

Waxing Crescent 3%

06:14

23:33

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
07 Bad

Sun - Rise: 05:24, Set: 20:57, Transit: 13:11. Moon - Rise: 06:14, Set: 23:33. Civil Dark: 21:38 - 04:42. Nautical Dark: 22:36 - 03:44. Astro Dark: 00:01 - 02:16

Total Clouds (% Sky Obscured)

73
49
81
88
100
89
82
77
80
89
94
91
96
100
100
100
100
100
100
100
100
99
99
99

Low Clouds (% Sky Obscured)

20
1
1
2
10
4
4
6
4
3
1
1
1
1
2
3
4
3
3
2
8
14
19
18

Medium Clouds (% Sky Obscured)

43
35
29
24
16
18
19
20
32
39
50
6
11
14
15
16
18
35
45
50
48
47
49
54

High Clouds (% Sky Obscured)

23
22
72
77
86
55
58
63
63
86
94
96
98
100
100
100
100
100
100
100
99
98
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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
1
3
2
2
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
75
62
55
54
56
50
48
50
51
55
66
70
76
83
81
81
81
80
80
78
78
77
77

Pressure (mb)

1027
1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1024
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1023

Ozone (du)

356
354
351
350
348
346
345
343
341
339
337
336
335
334
334
334
335
335
335
335
335
334
333
332

Friday 10

Waxing Crescent 8%

07:04

00:48

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
07 Bad

Sun - Rise: 05:22, Set: 20:58, Transit: 13:11. Moon - Rise: 07:04, Set: 00:48. Civil Dark: 21:40 - 04:40. Nautical Dark: 22:38 - 03:42. Astro Dark: 00:06 - 02:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
88
76
64
67
70
70
79
87
97
97
97
97
98
99
100
100

Low Clouds (% Sky Obscured)

18
20
25
29
32
41
46
54
54
53
54
56
58
59
65
71
78
71
67
65
65
67
65
72

Medium Clouds (% Sky Obscured)

55
49
50
51
52
39
30
22
20
16
11
21
33
44
48
52
56
61
62
60
49
36
23
30

High Clouds (% Sky Obscured)

98
100
99
99
99
99
100
100
70
40
9
7
5
2
6
10
15
16
17
17
23
28
33
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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
5
7
2
13
16
13
15
14
9
7
6
5
5
6
6
3
3
1
7

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
62
56
55
53
52
53
54
55
60
65
71
74
76
77
81
84
87
89
90
93
92
92
90

Pressure (mb)

1023
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

331
330
329
329
329
329
329
328
327
328
328
329
330
330
331
332
333
334
335
335
336
337
338
339

Saturday 11

Waxing Crescent 15%

No Rise

01:44

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 OK

Sun - Rise: 05:21, Set: 21:00, Transit: 13:11. Moon - Rise: No Rise, Set: 01:44. Civil Dark: 21:42 - 04:38. Nautical Dark: 22:41 - 03:39. Astro Dark: 00:13 - 02:03

Total Clouds (% Sky Obscured)

100
100
96
93
88
93
96
99
99
99
99
99
99
100
78
56
34

Low Clouds (% Sky Obscured)

75
75
74
74
77
74
75
75
71
71
69
47
25
4
9
13
17

Medium Clouds (% Sky Obscured)

35
38
25
19
9
6
3
0
6
12
18
25
32
36
25
14
3

High Clouds (% Sky Obscured)

58
72
69
69
67
58
51
47
61
71
83
89
95
100
84
66
52

ISS Passover

Visibility (miles)

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

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

9
12
14
14
12
14
16
18
19
22
24
19
12
10
9
5
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)

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

Chance of Frost

Temperature (°C)

15
15
16
17
18
18
19
19
20
19
19
18
17
15
14
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
86
82
76
70
63
63
62
61
68
73
81
85
89
95
95
95

Pressure (mb)

1020
1020
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1018
1018
1018
1017
1017

Ozone (du)

339
339
340
339
339
338
338
338
338
338
337
337
338
339
340
339
339

Forecast for Aberllefenni, Powys, United Kingdom (52.67,-3.82)

Generated: 05/05/24 08:32:52. Forecast: 05/05/24 to 11/05/24. Timezone: UTC+1.00