Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 26

Waxing Gibbous 82%

16:24

03:06

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

Sun - Rise: 05:37, Set: 21:08, Transit: 13:22. Moon - Rise: 16:24, Set: 03:06. Civil Dark: 21:47 - 04:58. Nautical Dark: 22:37 - 04:07. Astro Dark: 23:46 - 02:59

Total Clouds (% Sky Obscured)

18
17
23
4
5
4
0
0
0
0
0
0
0
0
3
3
0
37
75
86
85
87
84
82

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
16
16
13
7
12

High Clouds (% Sky Obscured)

18
17
3
3
4
2
0
0
0
0
0
0
0
0
3
3
0
36
68
78
76
83
83
77

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
0
0
0
0
2
3
6
10
10
9
9
8
5
2
0
0
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)

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

Chance of Frost

Temperature (°C)

17
17
15
15
14
14
15
18
21
23
25
27
29
30
31
31
31
31
30
27
25
23
21
20

Feels Like (°C)

19
19
18
18
18
17
18
22
24
27
29
30
31
32
33
33
33
33
32
29
26
24
23
22

Dew Point (°C)

16
16
14
14
13
13
14
15
15
16
16
15
14
14
13
13
12
13
18
21
20
19
18
18

Relative Humidity (%)

90
93
93
93
93
95
90
82
70
62
55
47
41
37
33
32
31
33
50
67
76
80
82
86

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1026
1026
1025
1024
1024
1023
1023
1023
1024
1024
1024
1024

Ozone (du)

311
312
312
313
313
312
311
311
309
306
305
305
305
307
307
307
308
309
308
308
308
308
308
307

Wednesday 27

Waxing Gibbous 89%

17:33

03:22

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

Sun - Rise: 05:36, Set: 21:09, Transit: 13:23. Moon - Rise: 17:33, Set: 03:22. Civil Dark: 21:48 - 04:57. Nautical Dark: 22:39 - 04:06. Astro Dark: 23:48 - 02:57

Total Clouds (% Sky Obscured)

93
88
88
53
40
84
78
76
51
20
23
17
4
3
38
12
17
84
84
81
27
60
64
25

Low Clouds (% Sky Obscured)

8
55
51
0
13
64
63
58
34
0
0
0
0
0
36
12
5
63
64
58
6
39
41
4

Medium Clouds (% Sky Obscured)

27
27
33
31
37
34
25
22
23
20
23
17
0
0
0
0
17
37
67
63
27
21
30
25

High Clouds (% Sky Obscured)

82
78
75
35
4
4
0
4
4
3
3
3
3
3
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
2
2
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
22
54
65
37
20
2
9
19
28
50
32
22
5
3
4
6
10
8
8
4
1
0
0

Precipitation Amount (mm)

0
0
0.4
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
17
17
16
16
17
19
22
24
27
28
29
30
30
30
29
29
28
26
23
21
20
20

Feels Like (°C)

20
19
18
18
18
19
19
21
24
27
30
31
32
31
32
30
30
30
28
26
24
24
22
21

Dew Point (°C)

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

Relative Humidity (%)

88
89
86
92
96
95
93
91
85
73
59
60
50
40
35
35
37
38
57
68
77
83
82
81

Pressure (mb)

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

Ozone (du)

306
306
306
306
308
308
308
308
307
307
307
307
308
308
309
312
314
314
314
315
315
317
318
318

Thursday 28

Waxing Gibbous 94%

18:42

03:39

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

Sun - Rise: 05:35, Set: 21:10, Transit: 13:23. Moon - Rise: 18:42, Set: 03:39. Civil Dark: 21:49 - 04:56. Nautical Dark: 22:40 - 04:05. Astro Dark: 23:51 - 02:55

Total Clouds (% Sky Obscured)

13
35
35
27
20
22
21
6
7
31
65
65
81
20
87
83
69
65
50
65
5
0
4
9

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
13
10
66
61
60
65
45
65
5
0
0
0

Medium Clouds (% Sky Obscured)

13
0
26
27
20
22
18
1
0
0
0
0
10
1
27
22
33
55
1
0
0
0
4
9

High Clouds (% Sky Obscured)

0
35
35
24
7
0
0
4
4
20
45
40
35
2
5
0
0
0
0
0
0
0
0
0

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
Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
4
4
7
13
17
13
8
21
23
25
31
59
36
3
3
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
17
16
16
15
16
18
21
22
24
26
27
28
28
28
27
26
25
24
22
20
18
17

Feels Like (°C)

21
20
20
19
18
18
18
21
23
24
25
25
26
27
29
27
28
27
26
26
23
23
20
19

Dew Point (°C)

17
17
16
16
15
15
14
15
16
15
15
15
15
14
13
16
19
19
18
18
18
18
16
15

Relative Humidity (%)

89
92
93
95
96
96
90
82
71
64
56
51
47
43
39
49
61
62
64
69
79
86
89
88

Pressure (mb)

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

Ozone (du)

319
320
322
325
326
325
326
326
326
327
330
332
335
337
338
338
338
337
337
338
339
340
340
340

Friday 29

Waxing Gibbous 98%

19:51

04:00

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

Sun - Rise: 05:34, Set: 21:11, Transit: 13:23. Moon - Rise: 19:51, Set: 04:00. Civil Dark: 21:50 - 04:56. Nautical Dark: 22:42 - 04:04. Astro Dark: 23:53 - 02:53

Total Clouds (% Sky Obscured)

13
25
35
45
37
27
23
27
24
23
21
34
27
75
88
100
86
24
56
67
32
42
36
31

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

13
25
35
45
37
27
22
23
22
21
18
14
12
8
4
0
3
5
7
9
16
20
16
10

High Clouds (% Sky Obscured)

0
15
30
45
37
24
13
11
6
2
4
17
13
62
83
100
79
24
35
46
22
33
29
26

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
7
9
4
12
15
9
7
4
0
2
1
0
8
11
9
13
13
8
15
17
14
14
12

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

Chance of Frost

Temperature (°C)

16
15
14
14
13
14
15
17
19
22
24
26
27
29
29
29
28
28
27
25
23
21
19
18

Feels Like (°C)

17
16
16
16
15
15
17
19
20
23
24
25
26
27
26
26
26
26
27
24
22
22
20
20

Dew Point (°C)

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

Relative Humidity (%)

86
89
90
90
92
92
86
74
60
51
43
35
30
28
26
27
28
35
43
58
66
71
77
81

Pressure (mb)

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

Ozone (du)

341
342
340
338
337
337
337
335
334
334
334
335
337
341
342
343
345
346
343
341
339
338
338
336

Saturday 30

Waxing Gibbous 100%

20:59

04:25

01 OK
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
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 05:33, Set: 21:12, Transit: 13:23. Moon - Rise: 20:59, Set: 04:25. Civil Dark: 21:51 - 04:55. Nautical Dark: 22:43 - 04:03. Astro Dark: 23:55 - 02:50

Total Clouds (% Sky Obscured)

23
57
72
97
97
47
67
63
50
56
99
100
100
100
100
100
98
97
95
94
93
93
91
90

Low Clouds (% Sky Obscured)

2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
12
20
28
26
20
15
20
22
26
18
14
10
9
5
6
3
2
6
21
35
51
46
44

High Clouds (% Sky Obscured)

18
46
66
90
89
47
63
60
50
56
98
100
100
100
100
100
85
72
61
47
34
16
11
11

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 (%)

4
4
2
0
2
3
1
6
8
7
18
22
21
43
41
29
27
20
3
7
5
2
5
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)

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

Chance of Frost

Temperature (°C)

17
16
16
15
14
15
16
17
20
22
25
25
26
26
26
26
25
24
23
22
21
19
18
17

Feels Like (°C)

18
18
16
14
13
14
17
18
20
23
24
23
23
24
24
23
22
24
25
25
20
20
21
21

Dew Point (°C)

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

Relative Humidity (%)

85
87
89
89
89
87
80
68
58
49
42
33
30
27
29
31
32
41
52
65
69
75
79
83

Pressure (mb)

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

Ozone (du)

334
333
332
331
332
331
331
332
333
333
333
332
333
333
334
335
336
337
338
339
341
342
343
343

Sunday 31

Full Moon 100%

22:01

04:57

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
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 05:33, Set: 21:13, Transit: 13:23. Moon - Rise: 22:01, Set: 04:57. Civil Dark: 21:52 - 04:54. Nautical Dark: 22:45 - 04:02. Astro Dark: 23:58 - 02:48

Total Clouds (% Sky Obscured)

90
86
83
81
88
94
99
99
100
100
100
100
100
100
100
100
87
72
57
48
38
32
34
36

Low Clouds (% Sky Obscured)

0
1
1
2
2
1
1
6
14
23
15
8
0
14
27
39
34
29
25
22
21
20
21
21

Medium Clouds (% Sky Obscured)

40
28
16
4
3
2
7
32
57
82
76
66
41
46
55
62
48
33
21
23
23
23
29
36

High Clouds (% Sky Obscured)

17
21
28
31
54
77
99
99
100
100
100
100
100
100
100
100
87
70
51
45
29
14
34
36

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
4
7
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
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

3
14
18
16
27
33
35
45
47
42
57
56
44
67
84
94
92
93
91
76
63
45
53
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0.3
0.4
0.4
0.5
0.6
0.6
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
16
16
17
17
18
18
19
20
21
22
22
23
23
23
22
21
20
19
19
18
17
16
15

Feels Like (°C)

20
20
17
18
19
17
17
16
20
19
18
20
21
22
22
21
20
19
19
19
18
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

86
89
89
87
88
78
71
64
60
55
51
55
58
61
66
72
76
78
81
85
85
86
86
87

Pressure (mb)

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

Ozone (du)

343
342
344
345
346
343
339
336
333
330
327
326
325
324
328
333
338
340
342
345
343
342
341
340

Monday 1

Waning Gibbous 100%

22:56

05:38

Sun - Rise: 05:32, Set: 21:14, Transit: 13:23. Moon - Rise: 22:56, Set: 05:38. Civil Dark: 21:53 - 04:53. Nautical Dark: 22:46 - 04:00. Astro Dark: 00:00 - 02:46

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Stampfenbach, Zürich District, Switzerland (47.38,8.54)

Generated: 26/05/26 01:04:41. Forecast: 26/05/26 to 01/06/26. Timezone: UTC+2.00