Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 90%

00:18

06:50

10 Good
11 Good
12 OK
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
08 Bad
09 Bad

Sun - Rise: 05:46, Set: 20:36, Transit: 13:12. Moon - Rise: 00:18, Set: 06:50. Civil Dark: 21:15 - 05:06. Nautical Dark: 22:07 - 04:15. Astro Dark: 23:11 - 03:09

Total Clouds (% Sky Obscured)

9
17
45
90
76
69
74
79
83
73
55
61
57
72
77
77
76
77
73
81
80
78
71
74

Low Clouds (% Sky Obscured)

34
69
75
76
67
67
67
72
52
29
35
54
50
65
72
72
72
73
70
78
78
74
68
67

Medium Clouds (% Sky Obscured)

0
0
0
60
22
1
13
12
44
45
18
3
3
2
3
2
0
0
2
2
2
22
30
45

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
3
24
36
11
49
48
50
46
64
70
75
35
37
16
25

ISS Passover

Visibility (miles)

9
9
9
9
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
1
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
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
16
19
20
19
20
9
4
18
31
20
29
10
7
5
4
4
14
1
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
8
8
9
8
8
9
9
9
7
6
4
5
6
5
5
5
5
5
5
6
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
54
55
63
60
59
57
58
63
71
81
85
88
94
91
91
91
93
94
94
93
94
85
75

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1007

Ozone (du)

450
450
451
453
454
455
453
452
451
451
451
450
449
451
451
452
454
454
453
453
453
453
453
452

Saturday 27

Waning Gibbous 83%

01:32

07:32

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
08 OK
09 Bad

Sun - Rise: 05:44, Set: 20:38, Transit: 13:12. Moon - Rise: 01:32, Set: 07:32. Civil Dark: 21:17 - 05:04. Nautical Dark: 22:09 - 04:12. Astro Dark: 23:15 - 03:04

Total Clouds (% Sky Obscured)

71
72
63
86
72
84
84
94
80
81
90
62
65
79
83
74
65
72
74
69
60
55
45
73

Low Clouds (% Sky Obscured)

67
62
55
75
62
63
39
46
43
50
57
34
34
38
49
43
50
54
49
44
35
20
25
49

Medium Clouds (% Sky Obscured)

36
13
3
64
30
51
60
86
55
52
52
51
47
48
47
30
46
61
60
59
47
29
30
35

High Clouds (% Sky Obscured)

4
10
14
4
3
3
3
0
0
3
44
5
7
35
60
60
65
70
75
75
75
60
55
55

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 (%)

2
0
1
1
3
6
8
7
15
15
18
16
15
14
17
9
5
2
5
4
4
3
3
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
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
57
53
49
49
52
55
61
68
77
81
87
90
91
93
94
96
94
91
89
91
88
81
75

Pressure (mb)

1007
1007
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

454
454
453
452
452
453
453
454
455
455
453
452
451
448
442
442
442
442
443
438
436
434
435
437

Sunday 28

Waning Gibbous 74%

02:31

08:34

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 Good
19 Good
20 OK
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

Sun - Rise: 05:42, Set: 20:39, Transit: 13:12. Moon - Rise: 02:31, Set: 08:34. Civil Dark: 21:19 - 05:02. Nautical Dark: 22:12 - 04:09. Astro Dark: 23:19 - 03:00

Total Clouds (% Sky Obscured)

74
80
88
49
49
62
31
38
7
14
20
76
87
69
70
70
73
77
95
100
99
99
100
100

Low Clouds (% Sky Obscured)

48
67
79
44
48
45
31
26
0
0
12
13
34
42
48
55
52
52
50
69
57
52
51
49

Medium Clouds (% Sky Obscured)

30
19
40
34
28
45
0
0
3
1
1
53
63
63
81
81
82
81
81
100
96
98
98
99

High Clouds (% Sky Obscured)

50
50
6
3
0
0
1
35
8
29
11
15
21
9
50
39
67
46
75
35
35
17
2
0

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

Precipitation Probability (%)

4
16
8
26
31
8
1
0
0
0
0
0
2
7
6
22
40
42
36
28
17
13
15
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
72
72
67
60
60
63
60
60
62
75
78
82
84
88
93
95
93
93
96
93
84
77
69

Pressure (mb)

1007
1008
1008
1008
1008
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1011

Ozone (du)

440
439
437
437
438
440
442
437
435
435
435
437
441
445
449
451
451
449
451
452
452
452
448
440

Monday 29

Waning Gibbous 64%

03:12

09:53

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
08 Bad
09 Bad

Sun - Rise: 05:40, Set: 20:41, Transit: 13:12. Moon - Rise: 03:12, Set: 09:53. Civil Dark: 21:21 - 05:00. Nautical Dark: 22:14 - 04:06. Astro Dark: 23:23 - 02:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
100
100
68
81
89
83
89
94
100
100
100
100
100
100
100
98
97
96

Low Clouds (% Sky Obscured)

51
53
57
49
40
34
35
50
58
53
48
42
41
41
59
55
51
43
42
44
50
51
49
48

Medium Clouds (% Sky Obscured)

100
100
100
100
100
92
95
77
73
65
78
69
79
90
100
100
100
100
96
92
86
84
82
81

High Clouds (% Sky Obscured)

33
78
58
99
87
93
99
99
50
67
83
58
75
75
75
70
75
70
73
88
100
91
81
71

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

14
14
16
12
16
6
11
12
19
22
29
33
36
50
54
38
35
29
32
32
25
25
26
22

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
64
60
60
58
55
55
57
60
66
73
73
76
78
80
88
87
85
82
81
81
84
85
84

Pressure (mb)

1011
1011
1011
1011
1011
1010
1010
1010
1009
1009
1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008
1008

Ozone (du)

433
432
435
436
435
436
435
434
434
433
430
432
430
430
430
434
432
429
428
426
424
422
423
422

Tuesday 30

Waning Gibbous 53%

03:40

09:53

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
08 Bad
09 Bad

Sun - Rise: 05:38, Set: 20:43, Transit: 13:11. Moon - Rise: 03:40, Set: 09:53. Civil Dark: 21:23 - 04:57. Nautical Dark: 22:17 - 04:03. Astro Dark: 23:27 - 02:51

Total Clouds (% Sky Obscured)

92
87
85
84
86
87
84
79
76
68
59
49
54
53
55
70
85
100
99
98
96
89
86
81

Low Clouds (% Sky Obscured)

45
39
37
34
36
34
36
39
38
40
34
45
37
49
55
61
68
74
68
65
60
62
62
64

Medium Clouds (% Sky Obscured)

75
72
67
62
59
58
50
43
32
35
28
22
45
44
45
66
81
98
93
88
85
78
68
58

High Clouds (% Sky Obscured)

65
59
53
63
72
77
70
71
74
64
20
12
47
49
60
73
89
98
93
90
87
60
33
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
6
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
20
20
28
39
40
52
46
21
7
7
2
2
17
23
21
16
9
10
8
1
31
35
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
17
18
18
17
13
12
10
9
9
9
10
9
8
7
7
6
5
5
5
5
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
75
71
68
69
73
77
90
90
89
89
89
90
90
90
90
91
93
93
95
96
96
92
86

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1014

Ozone (du)

422
423
425
428
429
430
429
428
427
427
426
425
425
425
424
420
418
417
415
415
414
413
413
413

Wednesday 1

Third Quarter 41%

03:59

11:22

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
08 Bad
09 Bad

Sun - Rise: 05:36, Set: 20:45, Transit: 13:11. Moon - Rise: 03:59, Set: 11:22. Civil Dark: 21:25 - 04:55. Nautical Dark: 22:19 - 04:01. Astro Dark: 23:31 - 02:47

Total Clouds (% Sky Obscured)

87
93
100
100
100
100
100
100
100
97
94
90
94
96
97
94
91
89
90
91
93
80
69
60

Low Clouds (% Sky Obscured)

75
85
93
91
89
87
87
87
87
87
88
89
85
81
77
80
80
78
82
86
91
79
66
54

Medium Clouds (% Sky Obscured)

62
67
72
81
89
98
89
78
67
47
26
7
8
9
10
14
18
21
15
10
3
2
3
2

High Clouds (% Sky Obscured)

24
45
72
79
86
92
93
95
100
80
57
30
45
59
77
74
69
62
47
35
22
18
14
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
2
2
1
1
1
1
4
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 (%)

29
28
25
23
21
17
20
20
17
15
11
6
10
12
13
13
12
4
9
8
0
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
79
76
74
78
79
83
86
87
90
90
90
90
90
92
95
95
93
95
93
91
91
83
75

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

413
412
412
412
410
408
406
404
403
402
401
399
397
396
395
393
394
395
396
396
395
395
394
393

Thursday 2

Waning Crescent 29%

04:13

12:53

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

Sun - Rise: 05:34, Set: 20:46, Transit: 13:11. Moon - Rise: 04:13, Set: 12:53. Civil Dark: 21:27 - 04:53. Nautical Dark: 22:22 - 03:58. Astro Dark: 23:36 - 02:42

Total Clouds (% Sky Obscured)

49
34
20
22
26
32
44
46
40
45
51
62
48
34
17
15
14
14
13
14
16

Low Clouds (% Sky Obscured)

42
29
18
26
33
43
39
34
26
30
34
35
29
21
15
17
19
19
20
21
22

Medium Clouds (% Sky Obscured)

2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

12
8
2
2
2
1
9
17
25
27
38
54
46
27
5
5
4
4
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

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 (%)

0
0
0
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

Wind Speed/Direction (mph)

10
10
11
12
12
12
12
11
10
9
7
6
5
5
5
5
4
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
64
60
57
58
57
57
61
66
72
75
82
89
89
88
88
87
85
84
81
77

Pressure (mb)

1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

392
391
391
390
389
389
388
388
388
388
388
388
387
387
386
386
384
383
382
382
382

Forecast for Llanelian-yn-Rhôs, Conwy, United Kingdom (53.27,-3.71)

Generated: 26/04/24 10:08:24. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00