Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 15

Waning Gibbous 90%

23:48

07:30

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

Sun - Rise: 05:27, Set: 20:29, Transit: 12:58. Moon - Rise: 23:48, Set: 07:30. Civil Dark: 21:03 - 04:52. Nautical Dark: 21:48 - 04:06. Astro Dark: 22:42 - 03:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
25
30
49
57
75
72
79
86
68
72
84
64
69
74
51
49

Low Clouds (% Sky Obscured)

81
86
83
29
35
34
23
20
16
15
32
39
49
60
71
71
68
46
55
31
52
59
51
49

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
30
30
25
30
49
50
68
56
28
43
17
40
45
54
26
28
6
8

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
20
25
25
30
35
32
12
0
0
0
0
0
0
0
2
0

ISS Passover

Visibility (miles)

1
2
6
9
9
2
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

1
0
0
0
0
0
0
0
1
43
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
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 (%)

95
94
42
15
7
2
0
0
0
0
0
0
11
12
9
1
4
3
5
5
5
4
5
2

Precipitation Amount (mm)

0.4
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
7
6
5
4
3
2
2
2
2
2
3
8
8
8
8
8
9
9
9
9
7
4
3

Chance of Frost

Temperature (°C)

9
8
9
9
9
8
7
7
6
6
7
10
11
12
12
13
14
15
16
15
15
15
14
12

Feels Like (°C)

6
6
7
7
7
7
6
6
5
4
6
8
8
9
9
10
11
12
12
11
12
11
11
9

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
96
98
100
96
98
100
98
96
93
85
73
66
56
55
45
38
37
39
50
56
66

Pressure (mb)

1013
1015
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1012
1011
1011
1012
1012
1012

Ozone (du)

377
380
388
392
391
391
391
393
396
396
399
400
401
402
406
408
406
397
388
384
385
384
384
384

Friday 16

Waning Gibbous 83%

00:36

08:33

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

Sun - Rise: 05:26, Set: 20:30, Transit: 12:58. Moon - Rise: 00:36, Set: 08:33. Civil Dark: 21:04 - 04:50. Nautical Dark: 21:50 - 04:05. Astro Dark: 22:45 - 03:09

Total Clouds (% Sky Obscured)

44
10
53
54
29
30
98
62
42
36
37
47
79
78
75
69
65
76
63
97
86
16
36
35

Low Clouds (% Sky Obscured)

44
8
10
8
7
2
3
3
2
0
0
0
3
12
6
18
59
63
49
53
52
8
12
7

Medium Clouds (% Sky Obscured)

0
0
53
54
24
21
34
62
42
36
37
47
75
73
68
48
21
39
56
49
65
4
35
35

High Clouds (% Sky Obscured)

0
0
53
7
2
8
98
62
27
10
2
4
4
8
7
3
3
3
4
28
39
8
36
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4
7
6
7

Fog (%)

0
0
0
0
0
0
0
0
0
8
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
2
3
0
0
0
0
0
1
0
0
0
7
30
42
45
45
49
66
84
79
60
62
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
0.5
0.2
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
7
6
5
5
5
4
4
4
4
6
10
12
14
15
16
16
17
16
16
16
15
15
12

Feels Like (°C)

8
5
6
6
5
5
4
2
3
4
7
11
13
14
16
16
16
14
15
15
16
15
15
11

Dew Point (°C)

4
3
2
2
3
3
2
2
2
2
3
4
5
5
4
4
3
5
8
12
13
13
13
11

Relative Humidity (%)

72
74
79
80
83
85
85
85
86
85
76
66
59
52
47
44
41
45
59
75
86
89
90
92

Pressure (mb)

1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1016
1015
1015
1014
1014
1014
1014
1014
1013
1013
1014
1014
1014
1015

Ozone (du)

383
382
382
384
384
385
389
392
393
394
392
391
389
389
387
387
388
390
391
391
392
391
391
394

Saturday 17

Waning Gibbous 74%

01:13

09:44

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

Sun - Rise: 05:25, Set: 20:31, Transit: 12:58. Moon - Rise: 01:13, Set: 09:44. Civil Dark: 21:05 - 04:49. Nautical Dark: 21:51 - 04:03. Astro Dark: 22:47 - 03:07

Total Clouds (% Sky Obscured)

48
61
62
66
39
39
38
25
36
36
74
75
72
72
70
46
53
43
36
37
31
33
33
40

Low Clouds (% Sky Obscured)

15
6
1
2
12
34
38
8
22
27
31
27
68
55
57
33
37
30
24
22
18
15
14
17

Medium Clouds (% Sky Obscured)

48
57
62
66
19
6
3
7
0
0
34
35
0
34
49
41
38
36
35
32
22
11
1
29

High Clouds (% Sky Obscured)

32
3
0
0
0
7
0
0
0
0
0
0
0
0
0
0
0
0
0
2
12
25
33
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
4
4
9
9
9
9
9
9

Fog (%)

0
0
0
3
2
30
30
30
30
30
30
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

14
11
7
14
3
3
3
3
17
7
9
25
36
61
74
88
89
72
59
52
33
28
17
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.7
0.7
0.4
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
4
4
4
4
4
3
3
3
5
8
9
9
9
10
10
10
10
8
6
5

Chance of Frost

Temperature (°C)

10
9
8
7
7
7
8
8
7
7
9
12
14
15
17
18
18
18
18
18
18
17
16
14

Feels Like (°C)

10
8
7
6
6
8
9
8
7
6
8
12
14
15
16
16
17
17
17
17
16
16
15
14

Dew Point (°C)

10
8
7
7
7
7
7
7
7
6
8
11
12
12
14
11
13
14
13
12
11
11
11
11

Relative Humidity (%)

95
95
96
96
96
96
96
96
96
94
95
92
90
80
82
63
73
77
71
66
65
65
69
78

Pressure (mb)

1015
1016
1016
1017
1017
1017
1016
1017
1016
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1014
1015
1015

Ozone (du)

394
394
395
395
394
393
391
389
386
385
384
381
377
375
374
375
378
379
380
380
378
377
377
376

Sunday 18

Waning Gibbous 64%

01:43

10:58

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

Sun - Rise: 05:24, Set: 20:32, Transit: 12:58. Moon - Rise: 01:43, Set: 10:58. Civil Dark: 21:07 - 04:48. Nautical Dark: 21:53 - 04:02. Astro Dark: 22:49 - 03:05

Total Clouds (% Sky Obscured)

47
54
85
84
76
84
91
98
49
31
25
30
32
25
55
77
50
30
33
25
46
9
1
6

Low Clouds (% Sky Obscured)

20
22
30
33
43
60
57
75
39
29
25
29
32
25
49
65
50
30
30
14
10
5
0
5

Medium Clouds (% Sky Obscured)

47
54
71
47
20
46
66
87
43
21
1
1
0
0
3
7
11
10
9
7
5
3
0
0

High Clouds (% Sky Obscured)

47
54
59
47
18
35
33
39
24
12
0
0
0
0
0
0
0
0
0
3
13
0
0
0

ISS Passover

Visibility (miles)

9
9
9
8
9
9
9
9
9
9
9
9
5
8
5
5
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

15
9
43
41
18
30
34
17
10
10
27
46
63
73
76
76
72
61
56
57
53
43
30
46

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
11
10
10
9
9
8
8
9
11
13
15
17
18
19
19
20
20
20
20
19
18
16

Feels Like (°C)

14
13
12
9
8
8
8
8
8
10
13
14
16
18
19
19
18
19
19
18
18
16
18
18

Dew Point (°C)

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

Relative Humidity (%)

90
95
96
96
96
96
96
98
98
96
96
90
83
78
76
75
80
78
69
61
61
65
73
89

Pressure (mb)

1016
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1016

Ozone (du)

375
374
372
371
373
375
374
376
376
380
382
381
381
381
381
381
379
379
377
376
379
383
386
385

Monday 19

Waning Gibbous 53%

02:07

12:14

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

Sun - Rise: 05:23, Set: 20:33, Transit: 12:58. Moon - Rise: 02:07, Set: 12:14. Civil Dark: 21:08 - 04:47. Nautical Dark: 21:54 - 04:00. Astro Dark: 22:51 - 03:03

Total Clouds (% Sky Obscured)

13
22
36
62
74
67
65
60
48
36
30
45
42
41
54
66
79
86
91
99
99
99
100
82

Low Clouds (% Sky Obscured)

11
20
32
60
64
63
63
60
48
36
30
36
37
37
32
27
20
19
18
20
19
17
12
8

Medium Clouds (% Sky Obscured)

0
0
8
16
22
14
6
0
0
0
0
0
0
0
4
8
16
27
36
46
52
60
71
60

High Clouds (% Sky Obscured)

0
0
0
0
1
2
2
2
1
1
0
1
1
2
21
43
72
86
91
99
99
99
100
82

ISS Passover

Visibility (miles)

9
3
5
6
9
7
5
2
2
2
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

Light Rain
Light Rain
Very 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 (%)

65
67
42
17
4
2
0
0
2
2
0
10
13
15
21
24
26
34
34
29
26
22
10
11

Precipitation Amount (mm)

0.4
0.6
0.3
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
3
3
3
3
3
3
2
1
1
1
1
2
2
2
2
2
3
3
2
1
3

Chance of Frost

Temperature (°C)

14
12
10
10
9
9
8
8
7
9
12
14
15
17
19
20
21
22
22
21
21
20
18
17

Feels Like (°C)

15
14
12
11
9
8
8
8
7
9
12
14
15
16
17
17
17
18
23
22
21
21
21
20

Dew Point (°C)

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

Relative Humidity (%)

95
98
98
98
98
98
100
98
98
98
96
93
86
78
72
66
60
54
57
60
62
70
78
86

Pressure (mb)

1017
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015

Ozone (du)

382
380
377
372
368
365
362
361
362
362
361
360
359
358
357
356
354
353
353
354
354
353
352
351

Tuesday 20

Third Quarter 42%

02:27

13:31

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

Sun - Rise: 05:22, Set: 20:34, Transit: 12:58. Moon - Rise: 02:27, Set: 13:31. Civil Dark: 21:09 - 04:46. Nautical Dark: 21:56 - 03:59. Astro Dark: 22:53 - 03:01

Total Clouds (% Sky Obscured)

65
51
68
74
78
82
89
96
98
99
100
100
100
100
100
100
100
99
98
97
98
99
100
100

Low Clouds (% Sky Obscured)

4
0
6
14
28
40
49
54
45
31
25
37
51
60
71
82
92
79
66
53
56
58
60
61

Medium Clouds (% Sky Obscured)

47
34
30
23
15
21
22
20
5
5
5
20
44
63
77
88
99
92
84
76
73
69
66
50

High Clouds (% Sky Obscured)

65
51
58
49
42
58
75
86
89
94
100
100
100
100
100
100
100
75
48
22
45
74
100
100

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

Precipitation Probability (%)

10
3
5
4
1
4
6
5
11
13
13
16
17
16
27
34
40
54
62
64
64
60
50
70

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
14
13
9
9
10
10
10
11
14
15
15
16
16
17
16
16
17
16
17
18

Dew Point (°C)

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

Relative Humidity (%)

90
92
96
96
96
96
93
90
87
86
84
84
77
70
63
66
70
73
71
69
66
74
83
93

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1012
1012
1012
1011
1011
1011
1010
1010
1009
1009
1009
1008

Ozone (du)

352
352
352
353
355
356
358
360
362
362
362
362
363
363
364
365
365
366
367
367
368
370
371
373

Wednesday 21

Waning Crescent 31%

02:46

14:48

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:21, Set: 20:36, Transit: 12:58. Moon - Rise: 02:46, Set: 14:48. Civil Dark: 21:10 - 04:45. Nautical Dark: 21:57 - 03:57. Astro Dark: 22:56 - 02:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
97
94
91
94
96
98

Low Clouds (% Sky Obscured)

62
64
74
84
93
93
93
94
96
97
98
94
89
85
87
89
91

Medium Clouds (% Sky Obscured)

34
28
41
54
67
72
78
83
79
76
73
68
63
58
48
31
20

High Clouds (% Sky Obscured)

100
100
100
100
100
87
70
52
37
24
10
10
10
10
26
41
59

ISS Passover

Visibility (miles)

9
9
9
8
7
5
5
5
5
7
8
9
8
7
5
4
3

Fog (%)

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

85
91
95
95
95
95
95
95
95
95
83
87
87
81
83
91
95

Precipitation Amount (mm)

0.5
0.5
0.6
0.8
1.1
1.2
1.2
1.1
1
0.8
0.4
0.5
0.5
0.4
0.5
0.6
0.8

Wind Speed/Direction (mph)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
15
14
14
15
14
14
13
13
13
13
15
14
14
15
15

Dew Point (°C)

14
13
13
13
13
13
13
13
13
13
13
13
14
14
13
14
15

Relative Humidity (%)

93
95
96
96
96
98
98
98
98
96
98
98
95
92
89
89
89

Pressure (mb)

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

Ozone (du)

373
374
374
373
371
370
370
370
370
368
367
365
363
361
358
356
354

Forecast for Ljubljana, Republic of Slovenia (46.06,14.51)

Generated: 15/05/25 21:08:28. Forecast: 15/05/25 to 21/05/25. Timezone: UTC+2.00