Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Gibbous 92%

16:40

05:16

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

Sun - Rise: 06:04, Set: 20:22, Transit: 13:13. Moon - Rise: 16:40, Set: 05:16. Civil Dark: 20:59 - 05:27. Nautical Dark: 21:46 - 04:40. Astro Dark: 22:42 - 03:41

Total Clouds (% Sky Obscured)

14
12
7
12
14
73
67
76
78
90
99
80
67
63
67
81
79
68
29
7
19
7
13
58

Low Clouds (% Sky Obscured)

13
2
2
2
2
12
31
55
64
81
98
71
54
53
61
80
77
65
24
1
2
2
0
0

Medium Clouds (% Sky Obscured)

0
2
3
2
6
60
49
35
22
27
23
27
27
12
0
0
0
0
1
0
3
0
0
0

High Clouds (% Sky Obscured)

7
6
6
15
3
6
7
10
5
6
6
6
6
3
3
2
4
5
5
5
24
6
10
42

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
2
10
0
2
7
8
3
3
5
2
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
2
2
1
1
1
2
4
5
5
5
6
7
7
7
7
5
3
2
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
85
75
71
68
66
63
67
67
67
69
75
84
93
94
93
91
93
91
89
89

Pressure (mb)

1028
1028
1028
1029
1030
1030
1030
1030
1030
1029
1029
1029
1029
1029
1029
1029
1030
1030
1031
1031
1031
1031
1031
1031

Ozone (du)

341
339
339
340
340
341
340
342
346
350
352
351
352
355
357
358
360
361
363
366
367
369
369
369

Sunday 21

Waxing Gibbous 96%

17:50

05:24

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

Sun - Rise: 06:01, Set: 20:24, Transit: 13:13. Moon - Rise: 17:50, Set: 05:24. Civil Dark: 21:01 - 05:24. Nautical Dark: 21:49 - 04:37. Astro Dark: 22:45 - 03:37

Total Clouds (% Sky Obscured)

45
44
32
30
50
60
77
87
88
92
74
71
72
71
70
55
17
12
16
32
60
70
87
93

Low Clouds (% Sky Obscured)

12
24
24
20
43
61
74
81
85
85
64
58
58
55
58
44
5
1
1
2
41
46
50
56

Medium Clouds (% Sky Obscured)

6
10
4
6
9
3
5
9
8
12
8
10
22
17
9
4
2
5
8
21
24
24
34
68

High Clouds (% Sky Obscured)

57
15
6
6
10
3
6
4
3
3
6
3
3
5
7
7
9
6
5
4
6
45
29
38

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
3
1
1
1
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)

2
2
3
3
2
6
8
8
9
9
9
9
10
9
8
7
6
4
3
3
3
3
3
2

Chance of Frost

Temperature (°C)

3
3
2
3
5
6
7
7
8
8
8
8
9
8
8
7
6
4
4
3
3
3
2
2

Feels Like (°C)

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

Dew Point (°C)

1
1
-0
1
1
3
3
3
4
3
4
3
3
3
2
3
2
1
1
0
-1
-1
-1
-2

Relative Humidity (%)

89
88
85
85
79
76
74
75
75
73
73
69
68
68
68
73
75
80
79
79
77
77
77
76

Pressure (mb)

1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1032
1032
1031
1031
1032
1032
1032
1033
1033
1033
1033
1033
1032
1032

Ozone (du)

370
370
371
372
374
372
368
367
366
365
363
363
365
367
368
368
367
366
366
369
369
369
366
368

Monday 22

Waxing Gibbous 99%

19:02

05:33

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:59, Set: 20:26, Transit: 13:13. Moon - Rise: 19:02, Set: 05:33. Civil Dark: 21:03 - 05:22. Nautical Dark: 21:51 - 04:34. Astro Dark: 22:48 - 03:34

Total Clouds (% Sky Obscured)

87
86
86
87
92
88
93
91
93
96
100
100
100
100
100
100
100
81
83
94
100
94
100
100

Low Clouds (% Sky Obscured)

50
50
64
80
82
84
78
86
76
73
86
81
98
100
100
97
87
61
70
88
100
78
93
100

Medium Clouds (% Sky Obscured)

33
33
67
62
85
83
81
76
88
95
100
100
99
67
66
99
39
21
15
13
13
11
11
9

High Clouds (% Sky Obscured)

14
39
41
20
8
4
2
5
50
52
89
55
81
100
100
60
60
37
27
49
54
52
65
42

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
5
1
0

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
3
2
0
1
5
19
23
26
31
36
32
27
22
31
28
32
15
9
8
18
26
34
38

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
73
74
79
82
85
85
81
79
77
78
75
79
88
91
91
93
93
98
98
98
98
98
98

Pressure (mb)

1032
1032
1031
1031
1031
1031
1030
1030
1029
1028
1028
1027
1027
1026
1026
1025
1025
1025
1024
1024
1024
1023
1023
1023

Ozone (du)

369
372
372
373
375
376
379
381
381
383
386
390
390
390
390
393
395
395
394
393
392
393
391
390

Tuesday 23

Waxing Gibbous 100%

20:15

05:42

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 OK
00 OK
01 OK
02 OK
03 OK

Sun - Rise: 05:57, Set: 20:28, Transit: 13:12. Moon - Rise: 20:15, Set: 05:42. Civil Dark: 21:05 - 05:20. Nautical Dark: 21:53 - 04:32. Astro Dark: 22:51 - 03:30

Total Clouds (% Sky Obscured)

96
88
89
82
75
64
66
63
61
67
83
96
97
98
99
84
65
53
42
32
22
31
39
38

Low Clouds (% Sky Obscured)

94
77
83
43
48
51
54
51
39
43
47
51
64
82
99
83
67
55
45
33
24
35
47
58

Medium Clouds (% Sky Obscured)

10
7
19
42
7
8
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

41
56
65
48
51
22
35
36
38
46
65
56
47
41
34
22
12
2
2
0
0
1
3
2

ISS Passover

Visibility (miles)

5
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 (%)

28
17
1
2
1
0
0
0
0
0
0
0
2
3
4
9
11
12
9
6
0
2
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)

8
8
8
9
10
11
10
10
9
9
8
8
7
7
6
6
5
4
3
3
2
2
2
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
3
3
0
1
1
0
0
-0
-1
-1
-1
0
0
1
1
3
3
3
2
1
0
-1
-1

Relative Humidity (%)

96
93
93
83
83
77
73
68
64
57
55
55
56
60
63
70
82
88
88
86
86
85
83
84

Pressure (mb)

1023
1024
1024
1024
1025
1025
1025
1025
1024
1024
1023
1023
1023
1022
1022
1022
1023
1023
1023
1023
1023
1022
1022
1021

Ozone (du)

390
391
391
390
391
391
391
390
390
390
390
389
389
390
390
390
389
389
390
391
391
393
396
397

Wednesday 24

Full Moon 99%

21:32

05:54

04 OK
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 OK
01 Bad
02 Bad
03 Bad

Sun - Rise: 05:55, Set: 20:29, Transit: 13:12. Moon - Rise: 21:32, Set: 05:54. Civil Dark: 21:07 - 05:17. Nautical Dark: 21:56 - 04:29. Astro Dark: 22:54 - 03:27

Total Clouds (% Sky Obscured)

38
54
85
94
96
99
98
98
98
98
98
99
84
72
55
60
55
50
43
38
32
35
37
40

Low Clouds (% Sky Obscured)

52
52
51
65
79
92
84
76
73
76
79
82
71
61
45
62
56
50
43
38
32
35
37
41

Medium Clouds (% Sky Obscured)

12
25
34
31
31
35
45
81
95
95
83
77
41
19
0
3
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
2
4
4
3
33
55
55
55
55
12
4
3
0
0
0
0
0
0
0
1
2
3
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
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
3
2
5
5
4
11
20
10
15
23
23
28
26
22
21
19
16
14
10
3
5
5
1

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

Chance of Frost

Temperature (°C)

2
2
2
2
4
5
6
7
7
7
8
8
8
7
7
6
6
5
4
4
3
2
2
1

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-0
-2
-1
-1
-0
-0
0
1
1
1
1
2
2
3
3
3
2
2
1
0
-0
-0

Relative Humidity (%)

84
83
85
76
71
66
64
62
61
64
63
63
64
67
71
79
83
86
89
89
89
88
88
89

Pressure (mb)

1021
1021
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1017
1017
1017
1017
1017
1016
1016
1016

Ozone (du)

397
396
396
398
401
403
404
403
403
402
401
402
403
402
401
401
402
404
406
408
411
413
415
417

Thursday 25

Waning Gibbous 96%

22:52

06:08

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 OK
21 OK
22 OK
23 Good
00 OK
01 OK
02 OK
03 Bad

Sun - Rise: 05:53, Set: 20:31, Transit: 13:12. Moon - Rise: 22:52, Set: 06:08. Civil Dark: 21:09 - 05:15. Nautical Dark: 21:58 - 04:26. Astro Dark: 22:57 - 03:23

Total Clouds (% Sky Obscured)

48
56
61
61
60
62
71
81
93
97
98
98
91
84
78
57
35
9
8
6
8
14
28
36

Low Clouds (% Sky Obscured)

45
46
45
47
56
59
73
85
96
85
73
59
50
42
33
21
11
0
1
2
3
7
9
12

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
6
14
24
33
43
50
45
47
45
37
30
21
15
11
10
21
33
44

High Clouds (% Sky Obscured)

10
15
16
13
10
5
9
12
17
28
38
46
41
31
25
23
29
27
16
14
7
6
6
5

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
2
0
2
2
1
10
13
16
26
31
34
27
20
8
7
4
0
1
2
2
6
7
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)

3
2
2
2
2
2
3
5
6
8
8
9
9
9
8
7
6
4
3
3
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
0
0
0
1
1
1
1
1
1
2
2
3
3
4
4
4
3
3
2
2
2
2
2

Relative Humidity (%)

91
89
89
89
80
71
63
63
63
62
63
64
65
70
74
78
83
88
93
93
93
93
93
93

Pressure (mb)

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

Ozone (du)

419
420
421
422
422
422
422
421
420
419
419
419
419
418
417
415
415
415
415
414
413
412
413
413

Friday 26

Waning Gibbous 90%

00:10

06:28

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
00 Bad

Sun - Rise: 05:51, Set: 20:33, Transit: 13:12. Moon - Rise: 00:10, Set: 06:28. Civil Dark: 21:11 - 05:13. Nautical Dark: 22:00 - 04:24. Astro Dark: 23:01 - 03:19

Total Clouds (% Sky Obscured)

42
44
42
52
61
66
78
89
97
98
99
99
100
100
100
100
99
99
99
99
100

Low Clouds (% Sky Obscured)

17
18
19
32
40
48
63
76
89
82
77
75
78
81
84
84
81
78
76
74
69

Medium Clouds (% Sky Obscured)

42
39
33
31
25
23
28
33
43
60
76
94
96
98
100
98
96
94
95
98
100

High Clouds (% Sky Obscured)

6
5
4
11
17
21
30
40
55
65
74
78
74
70
65
64
54
55
70
84
100

ISS Passover

Visibility (miles)

9
9
9
9
8
7
6
7
8
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
Very Light Rain
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

10
10
7
10
10
9
16
21
23
26
27
30
34
41
47
45
43
45
47
49
51

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

2
3
3
3
4
6
7
8
8
9
8
8
8
8
7
6
6
6
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
91
93
86
79
74
73
73
72
73
75
77
81
85
91
93
94
98
96
96

Pressure (mb)

1010
1010
1009
1009
1009
1009
1009
1008
1008
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1005
1005

Ozone (du)

414
415
416
416
417
417
417
418
419
420
420
421
421
422
423
425
426
428
429
431
432

Forecast for Abergwesyn, Powys, United Kingdom (52.27,-3.69)

Generated: 20/04/24 04:19:49. Forecast: 20/04/24 to 26/04/24. Timezone: UTC+1.00