Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 15

Waning Crescent 6%

05:48

17:57

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
04 Bad
05 Bad

Sun - Rise: 06:33, Set: 20:12, Transit: 13:23. Moon - Rise: 05:48, Set: 17:57. Civil Dark: 20:44 - 05:59. Nautical Dark: 21:24 - 05:19. Astro Dark: 22:07 - 04:36

Total Clouds (% Sky Obscured)

97
96
96
93
95
93
59
70
74
77
78
84
84
82
80
72
99
100
100
95
100
100
100
96

Low Clouds (% Sky Obscured)

87
91
87
93
94
93
59
70
74
75
75
80
80
79
76
67
65
60
62
29
41
79
91
88

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
35
88
89
33
31
23

High Clouds (% Sky Obscured)

0
0
0
0
2
5
3
2
2
4
2
5
5
3
3
37
72
100
100
73
98
65
86
75

ISS Passover

Visibility (miles)

2
2
1
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

6
0
66
61
20
2
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
2
0
3
15
1
0
2
1
4
1
1
0
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
5
6
7
8
9
11
11
12
13
12
11
11
9
8
7
6
5
5
5
4
5
5

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
96
93
88
77
69
66
64
63
65
66
69
66
68
73
75
76
78
84
87
81
75

Pressure (mb)

1022
1022
1022
1023
1022
1022
1021
1021
1020
1020
1020
1019
1019
1020
1020
1021
1022
1022
1022
1023
1023
1023
1023
1023

Ozone (du)

396
394
391
388
385
384
382
380
379
375
372
370
367
364
362
359
357
356
354
352
348
343
344
345

Thursday 16

Waning Crescent 2%

06:07

19:18

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

Sun - Rise: 06:31, Set: 20:14, Transit: 13:23. Moon - Rise: 06:07, Set: 19:18. Civil Dark: 20:46 - 05:57. Nautical Dark: 21:26 - 05:17. Astro Dark: 22:09 - 04:34

Total Clouds (% Sky Obscured)

94
94
79
71
84
80
50
26
32
36
63
61
37
4
5
8
7
16
5
7
10
25
60
96

Low Clouds (% Sky Obscured)

77
71
64
60
68
69
44
24
26
13
2
1
1
2
2
2
2
2
0
2
2
12
16
14

Medium Clouds (% Sky Obscured)

25
24
12
4
17
8
25
6
16
15
16
12
2
0
0
0
0
0
0
0
0
0
0
7

High Clouds (% Sky Obscured)

5
3
3
0
0
0
0
0
4
16
63
61
36
2
2
3
4
10
3
4
8
14
47
91

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 (%)

2
4
6
8
2
1
1
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
4
4
6
3
3
1
1
1
2
2
3
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)

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

Chance of Frost

Temperature (°C)

7
6
8
10
14
15
15
16
16
17
17
16
15
14
12
10
9
8
7
6
5
5
5
5

Feels Like (°C)

5
5
7
10
12
14
14
16
16
17
16
15
15
14
13
10
9
8
6
7
6
6
5
4

Dew Point (°C)

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

Relative Humidity (%)

75
76
78
81
80
78
65
56
56
56
57
59
61
70
72
74
76
75
76
79
85
86
88
91

Pressure (mb)

1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1021
1022
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

347
347
348
348
352
353
353
355
351
349
349
349
348
349
351
349
349
350
349
348
345
343
343
344

Friday 17

New Moon 0%

06:07

20:43

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

Sun - Rise: 06:30, Set: 20:15, Transit: 13:22. Moon - Rise: 06:07, Set: 20:43. Civil Dark: 20:47 - 05:55. Nautical Dark: 21:27 - 05:15. Astro Dark: 22:11 - 04:31

Total Clouds (% Sky Obscured)

100
100
72
100
100
97
100
100
100
95
67
12
13
10
8
14
4
12
16
21
19
30
31
29

Low Clouds (% Sky Obscured)

18
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
10
20
29
26

Medium Clouds (% Sky Obscured)

3
33
50
37
63
76
85
12
11
25
22
9
10
7
3
4
0
0
0
0
0
0
1
1

High Clouds (% Sky Obscured)

100
100
72
100
100
92
100
100
100
89
57
4
2
1
1
4
1
5
8
13
8
12
6
6

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

Chance of Frost

Temperature (°C)

4
4
6
11
13
15
16
17
17
18
18
18
17
16
13
11
9
8
7
7
7
7
6
6

Feels Like (°C)

3
3
5
10
12
14
14
16
16
17
18
17
19
18
15
12
9
8
8
7
6
7
6
6

Dew Point (°C)

3
3
4
9
10
11
12
13
12
12
11
10
10
11
10
8
6
5
5
5
5
5
4
4

Relative Humidity (%)

89
91
88
85
80
78
75
73
70
66
62
61
63
73
78
80
82
84
85
85
87
87
88
88

Pressure (mb)

1023
1023
1023
1023
1022
1022
1021
1021
1021
1020
1020
1019
1019
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

344
344
346
349
348
346
346
348
349
351
353
351
351
349
347
348
348
346
344
344
344
344
344
344

Saturday 18

Waxing Crescent 2%

06:30

22:10

06 Bad
07 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
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

Sun - Rise: 06:28, Set: 20:16, Transit: 13:22. Moon - Rise: 06:30, Set: 22:10. Civil Dark: 20:49 - 05:53. Nautical Dark: 21:29 - 05:13. Astro Dark: 22:13 - 04:29

Total Clouds (% Sky Obscured)

46
38
58
58
50
49
46
42
44
50
52
56
70
79
69
58
44
62
76
89
90
91
92
92

Low Clouds (% Sky Obscured)

21
18
13
7
1
0
0
0
0
0
0
0
4
12
39
34
34
25
40
35
44
53
65
57

Medium Clouds (% Sky Obscured)

1
1
5
9
13
9
8
6
43
45
47
46
69
76
47
55
25
50
50
50
62
27
36
42

High Clouds (% Sky Obscured)

17
16
50
55
45
49
46
42
20
7
6
7
5
4
3
7
8
54
69
89
68
25
4
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
4
8
9
9
5
9
9
8
4
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
None
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
1
2
6
5
6
14
31
57
61
57
36
48
43
41
48
56
50
41
34

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
7
7
11
13
16
17
18
19
18
19
19
17
16
15
12
10
9
9
8
8
7
7
7

Feels Like (°C)

6
6
8
10
12
16
15
16
17
17
18
18
17
15
13
11
9
8
7
7
6
6
7
6

Dew Point (°C)

4
5
5
8
10
12
12
12
12
11
10
10
11
13
12
10
8
8
8
7
7
7
7
6

Relative Humidity (%)

88
90
85
83
80
75
73
70
65
61
58
57
68
79
82
86
87
91
91
91
95
96
96
94

Pressure (mb)

1022
1022
1022
1022
1021
1021
1021
1020
1020
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1022
1022
1022
1022

Ozone (du)

344
345
346
344
342
341
339
338
338
337
337
338
340
342
345
348
353
355
357
360
365
368
365
366

Sunday 19

Waxing Crescent 6%

07:00

23:37

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
04 Bad
05 Bad

Sun - Rise: 06:26, Set: 20:18, Transit: 13:22. Moon - Rise: 07:00, Set: 23:37. Civil Dark: 20:51 - 05:51. Nautical Dark: 21:31 - 05:11. Astro Dark: 22:15 - 04:26

Total Clouds (% Sky Obscured)

78
91
94
97
99
100
100
91
89
69
67
73
54
65
56
56
56
57
60
65
63
61
63
64

Low Clouds (% Sky Obscured)

34
39
40
40
40
47
55
56
60
51
56
65
54
65
49
53
56
57
60
65
61
58
54
56

Medium Clouds (% Sky Obscured)

44
45
46
39
35
38
40
35
35
35
35
30
25
20
8
5
1
1
1
1
1
1
1
1

High Clouds (% Sky Obscured)

1
0
22
45
57
68
64
60
60
50
45
45
40
40
1
2
2
3
4
5
3
3
2
1

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

35
26
22
20
22
31
31
40
64
76
95
95
95
95
8
8
1
3
2
0
1
1
0
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.2
0.5
0.9
0.9
1.5
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
8
8
9
11
12
13
14
15
14
13
12
11
11
9
10
9
8
7
6
5
6
5
5

Feels Like (°C)

6
7
8
8
9
10
11
11
12
12
12
10
9
11
8
8
8
8
6
6
5
4
3
4

Dew Point (°C)

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

Relative Humidity (%)

94
94
95
91
90
92
83
79
75
74
68
66
66
73
77
76
75
74
76
79
82
83
83
85

Pressure (mb)

1022
1022
1022
1021
1021
1021
1021
1020
1020
1019
1019
1019
1020
1020
1021
1021
1021
1022
1021
1021
1021
1021
1020
1020

Ozone (du)

367
368
369
369
371
373
372
370
369
369
370
370
374
379
382
384
385
387
389
391
393
395
397
399

Monday 20

Waxing Crescent 14%

07:41

00:57

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

Sun - Rise: 06:24, Set: 20:19, Transit: 13:22. Moon - Rise: 07:41, Set: 00:57. Civil Dark: 20:52 - 05:49. Nautical Dark: 21:32 - 05:09. Astro Dark: 22:17 - 04:24

Total Clouds (% Sky Obscured)

64
60
50
41
33
35
39
41
35
25
17
25
34
43
53
64
72
80
87
94
95
96
96
98

Low Clouds (% Sky Obscured)

57
57
49
40
29
30
31
33
28
23
17
25
34
43
51
58
65
65
67
70
71
72
73
76

Medium Clouds (% Sky Obscured)

0
0
0
0
0
5
10
15
10
4
0
0
0
0
4
10
19
15
8
0
22
47
66
66

High Clouds (% Sky Obscured)

1
0
1
2
2
1
1
0
0
0
0
1
1
1
1
1
0
17
31
33
25
14
5
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
3
6
8

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
1
2
3
1
4
4
2
3
2
0
5
8
9
15
18
16
24
27
28
24
21
19
17

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

Chance of Frost

Temperature (°C)

5
5
5
6
8
9
10
12
13
13
13
13
11
9
8
7
6
6
5
5
4
4
3
3

Feels Like (°C)

3
2
2
4
5
5
6
7
8
12
11
11
11
12
12
6
5
4
3
3
3
0
0
1

Dew Point (°C)

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

Relative Humidity (%)

82
80
78
74
69
63
61
59
57
54
52
49
56
66
75
79
85
91
93
96
100
98
96
98

Pressure (mb)

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

Ozone (du)

400
401
402
403
405
406
406
406
406
405
405
404
404
403
402
402
401
401
401
401
401
402
403
403

Tuesday 21

Waxing Crescent 23%

08:35

02:01

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

Sun - Rise: 06:22, Set: 20:21, Transit: 13:21. Moon - Rise: 08:35, Set: 02:01. Civil Dark: 20:54 - 05:47. Nautical Dark: 21:34 - 05:07. Astro Dark: 22:19 - 04:21

Total Clouds (% Sky Obscured)

99
100
100
100
99
100
100
100
77
53
30
38
46
54
50
46
42
30
18
6

Low Clouds (% Sky Obscured)

81
83
83
84
86
80
76
74
66
53
30
38
46
54
50
44
40
25
13
2

Medium Clouds (% Sky Obscured)

61
60
54
39
28
25
26
28
26
16
3
3
3
3
6
8
10
8
5
3

High Clouds (% Sky Obscured)

3
2
1
1
0
0
0
0
0
0
0
4
8
11
18
26
33
21
11
1

ISS Passover

Visibility (miles)

8
9
9
7
6
5
6
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

Precipitation Type

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

Precipitation Probability (%)

14
11
13
14
13
14
14
13
12
9
2
3
3
1
1
1
0
1
2
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
93
89
86
75
67
60
57
56
55
61
67
74
76
77
79
82
85

Pressure (mb)

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

Ozone (du)

405
406
407
407
407
407
409
411
412
413
414
414
414
414
414
414
415
415
417
419

Forecast for Niederglatt, Wahlkreis Wil, Switzerland (47.42,9.17)

Generated: 15/04/26 06:44:02. Forecast: 15/04/26 to 21/04/26. Timezone: UTC+2.00