Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 27

Waxing Gibbous 89%

17:47

03:11

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

Sun - Rise: 04:54, Set: 21:35, Transit: 13:15. Moon - Rise: 17:47, Set: 03:11. Civil Dark: 22:25 - 04:03. Nautical Dark: 23:48 - 02:39. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

22
39
53
61
87
71
87
70
50
58
23
32
80
100
100
66
55
30
32
37
89
83
80
81

Low Clouds (% Sky Obscured)

7
10
12
12
14
13
6
4
0
0
0
0
11
9
11
18
25
19
24
30
34
24
28
26

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
11
47
55
19
15
32
23
79
72
65
1

High Clouds (% Sky Obscured)

22
39
53
61
72
45
81
66
44
57
21
31
79
100
100
14
40
8
24
22
13
60
60
60

ISS Passover

Visibility (miles)

9
7
9
8
4
4
4
6
7
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
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
6
9
18
31
20
71
8
13
17
27
28
41
26
4
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
14
15
18
16
16
15
15
14
14
14
14
14
14
13
10
11
11
12
12
13
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
73
71
68
67
66
66
66
70
70
72
74
77
78
79
80
79
82
83
82
82
86
83
76

Pressure (mb)

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

Ozone (du)

331
330
329
329
329
328
328
328
329
330
330
330
330
330
331
332
332
332
332
332
332
331
333
337

Thursday 28

Waxing Gibbous 95%

19:05

03:23

09 OK
10 OK
11 OK
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

Sun - Rise: 04:53, Set: 21:36, Transit: 13:15. Moon - Rise: 19:05, Set: 03:23. Civil Dark: 22:27 - 04:02. Nautical Dark: 23:51 - 02:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

26
41
36
34
45
64
100
100
87
100
59
55
100
93
99
99
100
80
89
90
78
62
97
59

Low Clouds (% Sky Obscured)

26
39
35
33
25
21
26
25
39
44
46
49
61
82
81
67
60
45
47
57
57
35
29
33

Medium Clouds (% Sky Obscured)

0
0
0
0
0
40
40
60
14
19
0
0
0
0
64
90
70
66
73
75
54
45
12
6

High Clouds (% Sky Obscured)

3
3
0
0
45
64
100
100
46
100
21
16
100
64
93
93
100
66
77
65
60
55
95
59

ISS Passover

Visibility (miles)

9
9
9
9
9
5
5
6
9
9
9
9
9
9
9
9
9
9
6
6
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
7
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
0
0
0
0
0
0
1
5
1
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)

14
13
13
12
11
11
12
13
15
16
19
20
17
16
17
15
14
12
12
12
12
14
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
13
14
15
17
19
18
16
16
14
13
13
13
12
10
11
12
13
13
13
12
12
11
10

Dew Point (°C)

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

Relative Humidity (%)

75
74
75
76
74
72
66
70
73
74
80
83
92
95
87
87
90
92
93
96
95
92
84
76

Pressure (mb)

1020
1020
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018

Ozone (du)

341
344
351
352
348
345
344
344
340
338
342
347
342
339
335
335
333
333
335
335
336
339
343
346

Friday 29

Waxing Gibbous 98%

20:23

03:40

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

Sun - Rise: 04:52, Set: 21:38, Transit: 13:15. Moon - Rise: 20:23, Set: 03:40. Civil Dark: 22:29 - 04:00. Nautical Dark: 23:54 - 02:33. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
93
69
81
100
80
67
25
10
37
57
59
45
49
90
100
100
100
100
100
100
97
98
99

Low Clouds (% Sky Obscured)

54
53
64
77
72
77
66
25
8
29
29
33
17
2
4
4
21
7
6
7
26
35
31
36

Medium Clouds (% Sky Obscured)

4
0
0
0
4
0
0
0
0
0
0
4
3
0
0
1
14
4
2
49
32
30
31
44

High Clouds (% Sky Obscured)

100
53
5
6
70
0
0
0
3
3
35
40
40
49
90
100
100
98
100
100
100
62
69
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
3
4
13
6
3
3
1
0
0
0
0
0
0
0
0
0
0
4
16
26

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)

19
21
20
20
21
20
19
18
17
15
13
10
8
7
7
6
6
5
6
6
7
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
70
70
77
78
75
74
72
74
70
71
73
78
84
93
95
95
93
91
93
95
93
87
79

Pressure (mb)

1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019

Ozone (du)

349
356
357
357
352
348
347
345
345
344
341
341
340
338
337
338
339
338
338
338
337
337
339
340

Saturday 30

Waxing Gibbous 100%

21:38

04:05

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
08 Bad

Sun - Rise: 04:51, Set: 21:39, Transit: 13:15. Moon - Rise: 21:38, Set: 04:05. Civil Dark: 22:30 - 03:59. Nautical Dark: 23:58 - 02:30. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
85
95
100
100
93
100
100
100
100
100
100
100
96
97
98

Low Clouds (% Sky Obscured)

37
47
51
55
62
90
90
94
85
78
82
87
87
73
68
69
69
42
21
27
52
61
80
79

Medium Clouds (% Sky Obscured)

58
59
75
84
87
87
90
49
50
57
55
62
51
51
47
52
50
77
100
99
85
89
77
39

High Clouds (% Sky Obscured)

100
100
100
100
70
47
30
43
72
80
80
75
70
76
100
100
100
100
100
72
47
1
13
14

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
0
0
0
6
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
Very Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

32
24
17
21
22
23
20
18
12
9
27
41
39
44
33
19
13
8
15
35
47
58
65
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.3

Wind Speed/Direction (mph)

9
10
11
13
14
15
16
17
17
17
17
15
14
12
11
10
8
9
11
12
12
12
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
11
10
10
10
11
11
11
11
11
12
12
12
12
12
12
12
11
11
11
11
11
11

Relative Humidity (%)

76
76
74
72
69
68
78
76
80
79
83
90
93
95
96
98
98
95
93
95
95
95
93
92

Pressure (mb)

1019
1019
1019
1019
1018
1018
1018
1017
1016
1016
1015
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012

Ozone (du)

341
342
343
344
346
349
354
358
359
364
366
367
370
368
358
354
350
349
347
348
351
354
356
357

Sunday 31

Full Moon 99%

22:46

04:41

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
08 Bad

Sun - Rise: 04:50, Set: 21:40, Transit: 13:15. Moon - Rise: 22:46, Set: 04:41. Civil Dark: 22:32 - 03:58. Nautical Dark: 00:01 - 02:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
97
96
96
91
77
78
56
95
98
91
94
92
95
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
70
61
58
61
53
60
44
62
62
68
79
90
87
85
82
81
82
82
80
79
79
80
79

Medium Clouds (% Sky Obscured)

32
26
27
29
26
33
17
23
89
50
49
47
41
27
22
0
23
44
65
47
32
15
29
45

High Clouds (% Sky Obscured)

2
5
2
15
1
0
0
0
0
0
0
0
0
28
60
95
95
95
86
89
93
97
98
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
9
9
6
6
6
6
2
1
1
0
3
6
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
Light Rain
Very Light Rain
None
None
None
None
None
Light Rain

Precipitation Probability (%)

50
51
42
34
26
14
11
15
22
15
5
23
26
44
51
41
72
54
40
44
40
37
56
78

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.5
0.2
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

14
15
14
16
16
16
16
16
14
12
11
10
9
8
8
9
10
11
12
13
12
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
10
10
10
11
11
12
12
12
12
12
12
12
12
12
12
12
12
12
12
11

Relative Humidity (%)

87
83
84
80
75
70
67
68
69
82
82
83
92
96
96
96
96
98
98
98
96
96
93
86

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1009
1009
1008
1008
1007
1007
1007
1007

Ozone (du)

357
359
360
359
359
363
358
356
352
348
345
341
338
337
339
342
340
341
343
344
345
346
347
352

Monday 1

Waning Gibbous 97%

23:42

05:32

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
08 Bad

Sun - Rise: 04:49, Set: 21:41, Transit: 13:16. Moon - Rise: 23:42, Set: 05:32. Civil Dark: 22:34 - 03:56. Nautical Dark: 00:04 - 02:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
96
92
89
93
97
100
98
96
91
87
82
77
64
51
38
53
69
85
91
96
100
100
100

Low Clouds (% Sky Obscured)

79
75
73
77
81
84
88
82
76
71
68
65
62
53
44
34
44
54
64
68
71
76
82
89

Medium Clouds (% Sky Obscured)

57
46
35
23
20
16
13
41
69
91
78
58
39
40
34
27
26
34
45
46
43
40
42
39

High Clouds (% Sky Obscured)

100
96
92
89
90
95
100
82
64
42
42
32
40
39
24
5
5
15
25
52
64
73
82
95

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
1

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

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

Precipitation Probability (%)

95
95
95
95
95
84
64
60
65
74
80
75
67
85
93
91
68
46
18
27
23
20
30
32

Precipitation Amount (mm)

0.7
1.5
2
1.7
0.8
0.5
0.2
0.2
0.3
0.3
0.5
0.4
0.2
0.5
0.6
0.5
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
15
15
15
16
17
19
21
21
19
19
16
12
11
11
12
14
16
17
17
17
15
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
71
68
65
61
67
74
82
87
93
98
98
98
98
100
100
100
98
100
100
98
98
96
96

Pressure (mb)

1006
1006
1005
1005
1004
1004
1003
1002
1002
1001
1001
1000
1000
1000
999
999
999
999
999
998
999
999
999
999

Ozone (du)

356
360
360
360
360
362
363
365
366
368
369
371
373
375
377
379
381
383
385
387
387
387
387
388

Tuesday 2

Waning Gibbous 93%

00:22

06:37

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

Sun - Rise: 04:48, Set: 21:43, Transit: 13:16. Moon - Rise: 00:22, Set: 06:37. Civil Dark: 22:35 - 03:55. Nautical Dark: 00:07 - 02:21. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
98
97
95
96
96
96
96
96
95
83
71
62
63
66
70
72
87
88
82
76
72

Low Clouds (% Sky Obscured)

94
85
75
67
68
68
67
61
59
57
58
59
60
63
66
70
67
60
53
59
63
64

Medium Clouds (% Sky Obscured)

39
40
49
51
65
77
85
80
73
58
54
52
46
44
38
41
51
46
47
22
8
1

High Clouds (% Sky Obscured)

100
75
48
22
21
20
25
34
38
46
31
17
1
1
1
1
19
45
76
58
36
10

ISS Passover

Visibility (miles)

2
3
2
1
0
0
0
0
3
6
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

Precipitation Type

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

Precipitation Probability (%)

54
60
52
47
40
36
44
43
36
26
24
24
30
36
30
24
46
47
48
42
21
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
10
10
10
10
10
10
10
10
11
10
10
10
9
10
9
9
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
95
96
95
95
95
93
92
89
89
90
90
92
93
95
95
95
96
95
91

Pressure (mb)

999
999
999
999
1000
999
999
999
999
999
1000
1000
1000
1000
1001
1001
1001
1001
1001
1002
1002
1002

Ozone (du)

388
388
389
389
389
388
388
388
387
386
385
383
381
380
375
370
365
363
361
360
357
355

Forecast for Ballaugh, Isle of Man (54.31,-4.54)

Generated: 27/05/26 09:40:15. Forecast: 27/05/26 to 02/06/26. Timezone: UTC+1.00