Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Gibbous 95%

19:20

04:22

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
09 OK
10 Good
11 Bad

Sun - Rise: 06:37, Set: 20:19, Transit: 13:27. Moon - Rise: 19:20, Set: 04:22. Civil Dark: 20:51 - 06:05. Nautical Dark: 21:31 - 05:25. Astro Dark: 22:14 - 04:42

Total Clouds (% Sky Obscured)

79
73
85
89
38
47
57
82
99
59
80
76
87
88
98
91
76
84
88
85
59
28
12
61

Low Clouds (% Sky Obscured)

47
39
42
35
20
17
7
28
55
24
43
26
33
28
29
43
15
24
82
15
12
0
3
10

Medium Clouds (% Sky Obscured)

40
2
9
6
30
47
51
47
99
46
71
67
81
79
97
84
66
76
76
65
44
24
2
2

High Clouds (% Sky Obscured)

38
63
62
52
0
0
23
53
11
2
9
8
15
36
13
4
6
30
30
23
3
2
1
20

ISS Passover

Visibility (miles)

8
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
37
60
100
89
81
100
100
93
75
17
2
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 (%)

6
2
0
30
36
33
18
22
37
13
3
1
0
0
1
15
32
34
26
6
4
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)

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

Chance of Frost

Temperature (°C)

19
21
23
24
24
24
23
23
22
20
20
19
19
18
17
17
16
16
16
16
17
19
21
23

Feels Like (°C)

20
22
24
25
24
25
25
26
24
21
22
20
20
18
18
17
17
17
16
17
19
22
24
26

Dew Point (°C)

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

Relative Humidity (%)

86
88
81
77
64
63
64
73
80
80
91
89
95
92
93
93
95
96
96
95
92
84
73
63

Pressure (mb)

1014
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017

Ozone (du)

316
319
316
314
314
313
313
312
311
311
311
309
306
303
301
301
302
302
300
299
299
300
301
301

Wednesday 26

Waxing Gibbous 98%

19:42

05:34

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

Sun - Rise: 06:38, Set: 20:17, Transit: 13:27. Moon - Rise: 19:42, Set: 05:34. Civil Dark: 20:49 - 06:06. Nautical Dark: 21:29 - 05:27. Astro Dark: 22:12 - 04:44

Total Clouds (% Sky Obscured)

58
75
49
100
75
100
95
100
100
27
21
24
87
76
70
99
95
100
98
88
95
99
49
68

Low Clouds (% Sky Obscured)

8
14
0
7
7
6
0
4
4
0
0
0
0
0
0
0
12
10
11
5
0
0
0
0

Medium Clouds (% Sky Obscured)

2
2
0
6
16
0
2
55
90
27
18
24
31
34
32
29
56
61
12
41
66
40
42
60

High Clouds (% Sky Obscured)

20
35
22
100
27
100
93
100
94
2
9
0
68
32
70
96
85
79
98
27
81
99
27
31

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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
0
0
0
0
3
12
68
34
0
0
0
0
0
0
0
0
0
0
0
1
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
26
27
28
29
29
29
28
25
23
22
20
19
18
18
17
17
17
16
16
17
20
22
24

Feels Like (°C)

26
28
28
29
29
29
30
29
26
22
25
23
22
19
19
20
18
18
17
16
18
22
23
27

Dew Point (°C)

16
16
15
15
15
16
19
21
20
18
20
19
19
18
17
16
17
16
15
15
16
17
16
15

Relative Humidity (%)

56
51
47
44
42
44
54
66
71
73
88
92
95
95
95
93
95
95
93
95
90
81
70
57

Pressure (mb)

1017
1016
1015
1015
1014
1014
1013
1014
1014
1014
1014
1015
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014

Ozone (du)

301
301
301
299
299
298
297
295
295
297
299
301
299
299
300
298
298
300
301
300
298
299
301
301

Thursday 27

Waxing Gibbous 100%

20:00

06:46

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:40, Set: 20:15, Transit: 13:27. Moon - Rise: 20:00, Set: 06:46. Civil Dark: 20:47 - 06:08. Nautical Dark: 21:27 - 05:28. Astro Dark: 22:09 - 04:46

Total Clouds (% Sky Obscured)

100
99
71
65
86
100
100
100
100
100
100
100
100
100
73
100
100
100
100
100
99
100
98
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
5
9
11
18
18
14
11
15
11
20
27
17

Medium Clouds (% Sky Obscured)

66
20
20
33
32
24
30
36
30
26
24
42
67
21
25
39
44
43
69
100
55
70
68
99

High Clouds (% Sky Obscured)

100
99
71
59
66
100
100
100
100
100
100
100
100
100
71
100
100
100
100
100
99
100
96
78

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
5
4
7
8
5
7
9
13
16
28
64
78
95
90
82
83
77
84
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
1.2
0.6
0.4
0.6
0.4
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
28
29
31
31
31
30
30
28
25
24
23
22
20
20
20
20
20
20
19
20
19
19
19

Feels Like (°C)

28
29
30
32
33
31
32
31
29
27
26
25
23
22
21
22
21
21
20
21
21
21
20
19

Dew Point (°C)

14
15
14
15
15
16
21
23
23
21
21
20
19
17
18
17
17
18
18
18
19
18
17
13

Relative Humidity (%)

48
45
39
37
38
40
57
66
74
78
80
84
85
82
86
85
86
88
92
93
96
92
89
70

Pressure (mb)

1013
1012
1012
1011
1010
1010
1009
1009
1009
1010
1010
1011
1011
1012
1013
1013
1013
1014
1014
1014
1013
1014
1013
1012

Ozone (du)

300
299
298
297
295
294
294
293
292
292
293
293
292
291
292
292
293
292
290
289
289
290
289
290

Friday 28

Full Moon 99%

20:17

07:58

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

Sun - Rise: 06:41, Set: 20:13, Transit: 13:26. Moon - Rise: 20:17, Set: 07:58. Civil Dark: 20:45 - 06:09. Nautical Dark: 21:24 - 05:30. Astro Dark: 22:07 - 04:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
87
74
65
74
87
56
42
25
7
14
22
30
69
27
27
35
83
89
90

Low Clouds (% Sky Obscured)

87
20
18
18
15
79
74
17
3
2
2
2
3
2
5
7
11
28
14
17
13
9
4
3

Medium Clouds (% Sky Obscured)

98
98
36
87
27
25
74
15
69
55
0
0
0
0
6
12
18
12
6
0
0
0
0
18

High Clouds (% Sky Obscured)

81
100
100
100
100
74
52
33
58
77
56
40
20
0
0
2
3
55
0
0
13
80
89
85

ISS Passover

Visibility (miles)

3
9
9
7
5
9
6
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

Light Rain
Moderate Rain
Light Rain
Light Rain
None
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
82
95
59
42
47
36
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
3.4
0.4
1.1
0
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
19
19
19
19
19
18
18
17
16
15
15
14
14
14
13
13
13
13
14
16
18
21

Feels Like (°C)

19
20
21
18
17
19
19
19
19
17
16
17
17
17
16
16
16
15
13
15
16
19
18
20

Dew Point (°C)

17
18
18
16
17
17
18
18
18
17
15
15
14
14
14
13
13
12
12
12
13
14
14
14

Relative Humidity (%)

89
93
96
80
92
89
93
96
96
96
95
95
95
95
96
95
96
96
96
96
95
87
78
67

Pressure (mb)

1014
1014
1014
1015
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

288
290
294
295
296
300
302
307
309
315
322
325
324
322
320
316
315
313
314
311
306
303
301
300

Saturday 29

Waning Gibbous 96%

20:33

09:11

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

Sun - Rise: 06:42, Set: 20:11, Transit: 13:26. Moon - Rise: 20:33, Set: 09:11. Civil Dark: 20:43 - 06:10. Nautical Dark: 21:22 - 05:32. Astro Dark: 22:04 - 04:50

Total Clouds (% Sky Obscured)

96
100
95
90
83
72
68
45
41
67
47
51
38
64
60
56
51
51
50
51
52
53
62
66

Low Clouds (% Sky Obscured)

1
2
6
16
0
0
0
0
0
0
0
0
0
0
0
1
1
2
7
10
16
22
27
11

Medium Clouds (% Sky Obscured)

34
51
51
43
34
69
54
27
27
62
32
32
31
62
57
51
45
37
29
22
16
10
4
5

High Clouds (% Sky Obscured)

95
99
80
53
24
5
17
4
2
4
4
12
3
0
1
3
4
12
21
32
38
49
62
66

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
1
0
0
0
0
0
1
1
0
2
2
0
0
1
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)

8
8
8
8
9
9
7
5
3
2
2
3
2
2
2
2
2
2
2
2
2
3
5
7

Chance of Frost

Temperature (°C)

22
23
24
24
24
24
23
22
20
19
18
16
16
15
15
15
15
15
15
15
15
18
20
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
51
45
41
45
50
52
61
70
72
72
74
77
80
82
84
86
89
87
85
83
72
65
56

Pressure (mb)

1018
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1017
1018
1018
1018
1018
1017
1017

Ozone (du)

300
300
299
297
296
297
296
295
294
294
294
293
293
292
292
291
290
289
289
289
288
288
287
287

Sunday 30

Waning Gibbous 91%

20:49

10:26

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:44, Set: 20:09, Transit: 13:26. Moon - Rise: 20:49, Set: 10:26. Civil Dark: 20:41 - 06:12. Nautical Dark: 21:20 - 05:33. Astro Dark: 22:02 - 04:52

Total Clouds (% Sky Obscured)

70
71
74
77
75
64
53
43
62
80
98
89
80
68
58
49
47
59
70
80
83
85
89
84

Low Clouds (% Sky Obscured)

6
4
2
0
0
0
0
0
1
2
2
4
4
7
8
10
19
41
62
59
62
66
70
53

Medium Clouds (% Sky Obscured)

5
4
15
26
37
36
34
32
50
64
81
71
66
62
55
44
39
47
52
57
52
49
43
33

High Clouds (% Sky Obscured)

65
57
43
37
21
15
12
9
26
52
71
70
60
50
27
11
3
2
1
0
16
28
39
42

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

Precipitation Probability (%)

0
0
0
1
1
2
1
0
2
1
1
3
4
9
33
48
62
62
61
53
58
65
71
63

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
25
26
26
25
25
24
23
21
20
19
18
17
17
16
16
16
16
16
16
17
17
18
19

Feels Like (°C)

20
21
22
29
27
25
26
28
28
20
20
20
20
19
19
17
18
18
18
18
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

50
44
38
36
34
32
39
49
61
64
67
70
73
77
82
83
83
85
86
86
87
86
85
85

Pressure (mb)

1017
1016
1015
1015
1015
1014
1014
1014
1014
1014
1015
1015
1015
1015
1014
1015
1015
1015
1016
1016
1017
1017
1017
1018

Ozone (du)

287
286
286
287
287
288
288
289
289
290
291
291
290
289
287
288
288
289
290
290
291
297
304
310

Monday 31

Waning Gibbous 83%

21:07

11:44

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 OK
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:45, Set: 20:08, Transit: 13:26. Moon - Rise: 21:07, Set: 11:44. Civil Dark: 20:39 - 06:13. Nautical Dark: 21:18 - 05:35. Astro Dark: 21:59 - 04:54

Total Clouds (% Sky Obscured)

80
76
82
90
99
94
91
90
84
78
77
90
94
98
75
52
34
43
55
66

Low Clouds (% Sky Obscured)

30
12
32
51
71
49
27
6
20
34
49
52
55
59
40
22
4
15
30
44

Medium Clouds (% Sky Obscured)

17
0
3
6
9
30
50
71
72
70
70
72
70
69
61
51
34
31
27
29

High Clouds (% Sky Obscured)

59
76
82
89
97
78
59
60
75
78
75
68
51
45
40
36
34
38
46
53

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

46
17
27
31
27
31
32
19
31
32
30
28
23
12
15
11
2
3
2
0

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)

10
11
11
11
11
11
9
9
8
7
5
4
4
3
3
3
2
2
1
1

Chance of Frost

Temperature (°C)

20
21
22
22
22
22
21
20
18
17
16
15
15
15
14
14
13
13
13
13

Feels Like (°C)

16
15
14
24
23
22
21
20
19
14
14
14
14
14
14
13
13
14
13
13

Dew Point (°C)

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

Relative Humidity (%)

68
55
43
50
58
67
69
69
69
71
73
75
75
74
73
79
83
89
87
86

Pressure (mb)

1017
1017
1016
1016
1017
1017
1017
1018
1018
1019
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022

Ozone (du)

310
309
308
307
305
303
302
301
300
304
308
312
314
316
318
318
318
319
315
311

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

Generated: 25/08/26 12:20:55. Forecast: 25/08/26 to 31/08/26. Timezone: UTC+2.00