Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waxing Gibbous 85%

15:46

05:06

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: 06:27, Set: 20:21, Transit: 13:24. Moon - Rise: 15:46, Set: 05:06. Civil Dark: 20:54 - 05:55. Nautical Dark: 21:34 - 05:14. Astro Dark: 22:19 - 04:30

Total Clouds (% Sky Obscured)

79
86
90
92
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
94
97
75
94
58

Low Clouds (% Sky Obscured)

53
51
30
2
42
21
64
87
59
82
98
87
100
100
100
100
100
100
73
84
92
70
85
45

Medium Clouds (% Sky Obscured)

62
91
100
100
100
100
100
100
100
100
89
100
100
100
100
100
100
100
100
69
83
38
17
0

High Clouds (% Sky Obscured)

52
68
98
100
100
100
100
100
100
100
54
100
26
45
0
0
3
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
5
4
3
3
2
6
3
2
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
None
None

Precipitation Probability (%)

0
0
0
1
10
20
30
43
53
71
87
95
95
95
95
95
95
95
95
87
86
84
64
56

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.6
0.7
1.1
1.7
2.3
1.8
1.3
2.1
1.2
0
0.2
0.4
0
0

Wind Speed/Direction (mph)

3
3
3
4
4
7
10
12
14
15
16
15
15
14
13
13
13
13
10
7
7
9
8
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
96
93
89
86
88
78
61
69
85
88
91
93
94
94
96
98
96
94
93
93
93

Pressure (mb)

1023
1023
1022
1022
1022
1021
1021
1020
1019
1017
1017
1016
1015
1015
1014
1014
1013
1014
1014
1015
1015
1016
1016
1017

Ozone (du)

405
403
403
402
401
403
403
401
399
399
399
399
400
400
402
408
415
418
417
414
414
415
413
415

Saturday 20

Waxing Gibbous 91%

16:52

05:21

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: 06:26, Set: 20:23, Transit: 13:24. Moon - Rise: 16:52, Set: 05:21. Civil Dark: 20:55 - 05:53. Nautical Dark: 21:36 - 05:12. Astro Dark: 22:21 - 04:27

Total Clouds (% Sky Obscured)

57
68
99
100
98
100
100
100
100
100
100
97
99
100
100
100
100
100
100
100
98
100
100
99

Low Clouds (% Sky Obscured)

48
15
29
85
89
83
68
75
74
64
77
80
78
51
73
76
72
73
72
75
67
72
84
92

Medium Clouds (% Sky Obscured)

2
63
96
96
89
100
100
100
100
100
100
86
96
100
100
100
100
100
100
100
94
98
100
97

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
3
3
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
5
9
9
3
3
9
6
1
1
1
1
4
4
4
2
4
0
1
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

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

Precipitation Probability (%)

34
39
30
28
34
59
68
75
86
95
91
86
87
95
95
87
91
88
77
66
58
49
53
59

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.2
0.3
0.5
0.8
0.7
0.6
0.5
0.8
0.8
0.6
0.7
0.5
0.4
0.3
0
0
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
91
89
91
82
71
69
82
84
81
78
79
86
91
98
98
98
98
100
96
98

Pressure (mb)

1017
1018
1018
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1022
1023
1023
1022
1022
1022
1022

Ozone (du)

419
421
418
420
415
414
414
416
421
426
428
429
427
425
424
426
428
428
429
430
428
427
425
425

Sunday 21

Waxing Gibbous 96%

17:57

05:34

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: 06:24, Set: 20:24, Transit: 13:24. Moon - Rise: 17:57, Set: 05:34. Civil Dark: 20:57 - 05:51. Nautical Dark: 21:38 - 05:10. Astro Dark: 22:23 - 04:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
90
92
100
100
100
100
100
71
72
68
69
64
72
65
68
68
64

Low Clouds (% Sky Obscured)

97
86
86
88
89
90
75
70
73
72
70
69
58
66
29
54
39
39
40
41
26
34
33
33

Medium Clouds (% Sky Obscured)

100
100
100
100
100
65
64
64
65
83
85
90
89
90
67
67
67
67
53
70
75
68
75
78

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
65
65
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
3
1
5
9
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
50
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

61
53
52
51
49
66
72
80
80
79
76
79
69
58
45
43
46
31
17
4
4
4
6
9

Precipitation Amount (mm)

0.3
0.2
0
0
0
0.2
0.3
0.5
0.4
0.4
0.3
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
96
96
94
89
88
85
75
60
51
38
38
38
46
51
59
73
80
86
91
91
91
93

Pressure (mb)

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

Ozone (du)

426
427
428
427
425
424
423
422
426
429
431
432
432
431
430
431
430
432
433
433
434
436
437
439

Monday 22

Waxing Gibbous 99%

19:04

05:48

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: 06:22, Set: 20:25, Transit: 13:24. Moon - Rise: 19:04, Set: 05:48. Civil Dark: 20:58 - 05:49. Nautical Dark: 21:39 - 05:08. Astro Dark: 22:25 - 04:22

Total Clouds (% Sky Obscured)

70
71
72
69
69
68
67
68
99
100
94
89
84
83
83
84
55
80
68
68
100
100
100
100

Low Clouds (% Sky Obscured)

32
33
30
28
35
43
48
41
62
55
62
68
75
62
32
9
8
4
2
2
15
1
19
38

Medium Clouds (% Sky Obscured)

75
75
75
76
67
63
59
67
67
71
78
59
80
66
78
77
53
79
64
63
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
3
0
0
10
22
34
38
35
35
23
12

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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 (%)

11
11
10
3
6
6
5
9
12
13
18
19
20
33
31
27
11
10
3
4
5
3
4
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
0
0
0
-2
-3
-3
-5
-6
-8
-8
-6
-7
-6
-2
2
2
2
1
1
0
-0
-1
-1

Relative Humidity (%)

93
93
93
93
78
68
58
48
40
33
32
35
33
35
50
72
79
88
88
89
89
91
92
92

Pressure (mb)

1023
1023
1024
1024
1024
1023
1023
1022
1022
1021
1021
1020
1020
1019
1019
1020
1020
1020
1021
1021
1021
1020
1020
1019

Ozone (du)

441
443
445
446
446
445
445
445
444
442
441
443
444
444
445
446
446
448
450
452
451
452
453
454

Tuesday 23

Waxing Gibbous 100%

20:12

06:02

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: 06:20, Set: 20:27, Transit: 13:24. Moon - Rise: 20:12, Set: 06:02. Civil Dark: 21:00 - 05:47. Nautical Dark: 21:41 - 05:06. Astro Dark: 22:27 - 04:20

Total Clouds (% Sky Obscured)

100
99
99
98
99
99
100
100
100
100
100
100
100
98
96
94
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

57
65
69
71
68
68
65
72
79
83
78
78
84
70
55
40
70
69
66
71
80
86
83
79

Medium Clouds (% Sky Obscured)

100
99
97
96
97
99
100
100
100
100
100
100
100
97
94
90
66
62
62
64
66
72
79
87

High Clouds (% Sky Obscured)

0
0
3
3
32
50
32
0
0
0
3
60
61
55
33
37
69
77
87
82
79
75
84
93

ISS Passover

Visibility (miles)

9
9
9
9
1
0
0
0
0
0
9
9
7
5
6
6
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
Snow
Snow
Snow
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
12
12
28
52
59
56
41
42
38
41
58
63
65
64
54
44
36
22
21
17
9
15
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
92
92
91
91
91
93
93
94
88
70
60
58
63
74
82
88
91
93
94
94
93
94
93

Pressure (mb)

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

Ozone (du)

454
454
452
452
454
455
455
457
456
455
454
451
450
450
449
448
447
447
448
449
447
446
445
445

Wednesday 24

Full Moon 99%

21:23

06:18

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: 06:19, Set: 20:28, Transit: 13:23. Moon - Rise: 21:23, Set: 06:18. Civil Dark: 21:02 - 05:45. Nautical Dark: 21:43 - 05:04. Astro Dark: 22:30 - 04:17

Total Clouds (% Sky Obscured)

100
92
85
80
80
81
82
94
96
99
91
85
82
76
68
57
61
63
67
71
76
82
79
73

Low Clouds (% Sky Obscured)

76
64
56
50
59
68
77
87
91
95
84
74
66
55
44
33
40
48
56
64
71
78
74
69

Medium Clouds (% Sky Obscured)

92
80
71
60
52
50
42
43
54
55
43
26
16
21
25
30
31
32
40
44
47
46
38
28

High Clouds (% Sky Obscured)

100
73
45
18
12
6
1
1
1
0
0
0
0
1
3
4
5
5
5
3
2
1
2
2

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 (%)

13
19
19
16
22
24
25
37
44
50
53
54
54
56
55
50
50
47
43
43
40
34
36
32

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
0
-1
1
0
1
2
2
3
6
6
6
6
7
8
4
4
4
4
3
3
-0

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
93
91
82
72
64
60
56
52
50
48
46
53
62
71
78
85
93
94
94
96
96

Pressure (mb)

1014
1014
1014
1015
1015
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

445
445
446
448
449
450
451
452
452
451
450
449
447
445
440
436
431
425
419
413
414
414
414
414

Thursday 25

Waning Gibbous 96%

22:36

06:38

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

Sun - Rise: 06:17, Set: 20:30, Transit: 13:23. Moon - Rise: 22:36, Set: 06:38. Civil Dark: 21:03 - 05:43. Nautical Dark: 21:45 - 05:02. Astro Dark: 22:32 - 04:15

Total Clouds (% Sky Obscured)

69
75
76
82
84
86
87
87
87
85
90
95
100
100
100
100
91
82
73
72
72
72

Low Clouds (% Sky Obscured)

65
68
72
77
69
61
53
60
66
72
69
66
63
57
53
47
56
64
70
61
53
44

Medium Clouds (% Sky Obscured)

23
17
10
2
29
57
82
63
43
29
56
79
98
99
99
100
84
67
54
52
48
42

High Clouds (% Sky Obscured)

3
3
4
5
13
23
30
32
31
33
33
33
38
44
50
49
34
18
3
3
3
2

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

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

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

Precipitation Probability (%)

18
21
21
11
29
36
40
39
41
41
43
42
40
49
47
41
42
38
29
29
24
11

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
93
91
89
77
68
59
54
50
46
51
56
62
66
71
76
80
86
93
93
94

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1015
1015
1015

Ozone (du)

414
414
414
415
415
415
415
415
414
413
413
412
412
411
410
410
409
409
409
409
409
410

Forecast for Rümlang, Dielsdorf, Switzerland (47.45,8.53)

Generated: 19/04/24 04:56:07. Forecast: 19/04/24 to 25/04/24. Timezone: UTC+2.00