Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 95%

22:43

08:13

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

Sun - Rise: 05:41, Set: 21:19, Transit: 13:30. Moon - Rise: 22:43, Set: 08:13. Civil Dark: 21:58 - 05:03. Nautical Dark: 22:50 - 04:11. Astro Dark: 00:01 - 03:00

Total Clouds (% Sky Obscured)

68
80
85
54
16
13
7
4
0
42
68
73
51
45
60
61
23
34
26
3
28
33
40
68

Low Clouds (% Sky Obscured)

21
26
25
9
9
13
6
0
0
38
44
43
21
24
29
30
0
26
18
0
0
0
2
24

Medium Clouds (% Sky Obscured)

30
73
39
33
7
0
0
2
0
0
24
29
33
21
36
39
21
27
9
0
26
30
27
42

High Clouds (% Sky Obscured)

68
80
61
52
1
1
1
2
0
0
0
0
0
1
1
0
5
7
7
3
3
0
1
25

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
2
2
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
4
2
3
3
4
5
8
4
2
1
2
1
5
27
44
35
28
29
12
4
5
11

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
20
21
21
22
22
22
22
20
18
16
14
13
13
13
13
13
13
13
14
17
19
20

Feels Like (°C)

18
19
20
22
22
23
23
23
25
24
19
15
14
14
14
14
14
15
15
14
15
19
21
21

Dew Point (°C)

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

Relative Humidity (%)

59
55
50
45
41
38
38
39
49
61
64
64
67
74
75
76
89
93
93
92
90
85
75
58

Pressure (mb)

1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1012

Ozone (du)

343
344
347
349
352
351
351
349
349
349
349
349
348
347
346
344
341
336
335
335
336
336
336
336

Sunday 13

Waning Gibbous 89%

23:04

09:31

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

Sun - Rise: 05:42, Set: 21:18, Transit: 13:30. Moon - Rise: 23:04, Set: 09:31. Civil Dark: 21:57 - 05:04. Nautical Dark: 22:48 - 04:12. Astro Dark: 23:59 - 03:03

Total Clouds (% Sky Obscured)

57
30
51
58
97
62
67
61
11
52
30
99
83
20
57
66
82
94
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

40
21
26
20
63
57
32
11
3
13
9
65
65
5
31
48
25
54
20
28
52
80
85
74

Medium Clouds (% Sky Obscured)

34
9
14
15
16
45
1
45
8
24
24
70
80
17
29
46
53
89
94
85
100
99
100
100

High Clouds (% Sky Obscured)

29
5
20
30
34
5
25
25
2
52
1
98
0
2
0
3
68
90
72
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
2
3
9
9
9
9
9
9
8
9
9
9
4
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
Light Rain
Light Rain
None
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

9
14
19
30
51
66
68
32
66
86
95
46
5
4
13
37
36
63
75
84
81
88
91
85

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.5
1.8
0
0
0
0
0
0
0.3
0.4
0.3
0.2
0.5
0.4
0.3

Wind Speed/Direction (mph)

7
8
8
10
11
12
11
11
10
5
9
7
8
7
8
9
9
9
9
8
9
9
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
12
10
10
7
8
15
10
12
15
17
18
17
16
17
16
16
16
17
17
17
17
18
17

Relative Humidity (%)

61
52
42
40
36
42
57
50
55
72
91
96
95
93
92
90
89
90
93
93
93
95
95
95

Pressure (mb)

1012
1012
1012
1011
1012
1012
1012
1012
1012
1013
1014
1015
1015
1016
1016
1016
1016
1016
1017
1017
1018
1018
1019
1020

Ozone (du)

335
335
336
336
337
338
332
330
328
321
320
316
318
313
313
312
310
307
307
307
311
312
313
315

Monday 14

Waning Gibbous 81%

23:21

10:48

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

Sun - Rise: 05:43, Set: 21:17, Transit: 13:30. Moon - Rise: 23:21, Set: 10:48. Civil Dark: 21:56 - 05:05. Nautical Dark: 22:47 - 04:14. Astro Dark: 23:57 - 03:05

Total Clouds (% Sky Obscured)

100
30
48
47
65
66
46
31
80
60
46
44
97
49
50
22
61
81
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

39
22
31
40
46
58
46
31
69
27
28
33
24
4
0
0
8
0
23
31
45
45
53
56

Medium Clouds (% Sky Obscured)

81
11
15
22
6
2
2
2
54
0
0
17
14
0
4
8
24
24
29
48
46
76
52
67

High Clouds (% Sky Obscured)

100
2
25
1
60
0
1
1
16
59
36
6
97
40
34
13
61
68
100
100
100
100
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
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
None
None
None

Precipitation Probability (%)

54
45
33
31
34
51
21
16
23
7
4
0
3
6
3
0
0
1
7
24
60
44
46
46

Precipitation Amount (mm)

0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0

Wind Speed/Direction (mph)

8
10
9
9
9
10
9
8
7
5
5
5
5
5
6
6
6
6
6
6
7
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
14
10
9
10
8
14
11
12
12
14
13
12
12
11
11
13
13
13
13
14
12
10
7

Relative Humidity (%)

95
77
51
46
46
43
59
51
55
59
67
69
72
73
72
73
78
79
81
79
78
74
65
51

Pressure (mb)

1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1019
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1020
1020
1020

Ozone (du)

312
319
323
320
318
318
320
321
320
322
321
320
318
316
314
313
312
311
311
311
309
309
309
308

Tuesday 15

Waning Gibbous 71%

23:38

No Set

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 05:44, Set: 21:17, Transit: 13:30. Moon - Rise: 23:38, Set: No Set. Civil Dark: 21:55 - 05:06. Nautical Dark: 22:46 - 04:15. Astro Dark: 23:55 - 03:07

Total Clouds (% Sky Obscured)

100
100
88
91
100
98
100
100
100
100
100
100
100
100
97
96
93
83
95
90
85
88
91
94

Low Clouds (% Sky Obscured)

39
49
49
51
73
70
76
76
76
78
80
82
68
54
36
25
11
0
6
13
43
65
76
89

Medium Clouds (% Sky Obscured)

65
91
74
58
82
45
49
85
58
62
69
62
75
46
40
43
44
45
42
72
81
81
80
78

High Clouds (% Sky Obscured)

100
99
79
81
83
78
62
99
86
52
100
56
54
53
53
84
86
76
80
53
30
25
25
20

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 (%)

43
33
24
27
27
29
28
32
29
17
13
5
6
5
3
4
2
0
3
3
2
15
18
21

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
9
9
9
8
9
8
8
6
7
6
6
5
5
5
5
6
6
7
7
8
8
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
8
7
5
6
11
9
10
10
9
9
8
8
8
7
7
8
10
11
11
11
10
10
10

Relative Humidity (%)

49
51
48
45
45
59
53
59
62
64
65
67
69
69
67
72
75
84
87
87
79
72
68
67

Pressure (mb)

1020
1020
1020
1020
1019
1019
1018
1018
1018
1018
1019
1019
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018

Ozone (du)

308
308
308
307
307
307
307
307
306
306
305
306
305
303
302
302
300
298
298
300
302
304
304
305

Wednesday 16

Waning Gibbous 60%

23:54

12:05

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 05:45, Set: 21:16, Transit: 13:30. Moon - Rise: 23:54, Set: 12:05. Civil Dark: 21:54 - 05:07. Nautical Dark: 22:45 - 04:17. Astro Dark: 23:53 - 03:10

Total Clouds (% Sky Obscured)

92
91
90
79
84
94
91
88
86
74
87
44
79
70
62
65
79
90
81
73
64
68
71
70

Low Clouds (% Sky Obscured)

87
84
74
66
61
79
76
72
71
51
58
36
62
53
40
43
54
60
53
46
38
43
44
46

Medium Clouds (% Sky Obscured)

74
54
59
50
40
44
37
30
21
33
35
22
10
6
2
7
9
13
7
4
2
1
1
0

High Clouds (% Sky Obscured)

20
19
8
2
30
39
11
0
0
16
32
6
2
0
0
1
2
3
1
1
1
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
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 (%)

36
38
38
45
38
30
35
35
37
27
22
10
11
16
4
10
9
4
10
12
11
18
20
18

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)

12
10
10
10
10
10
10
8
7
5
5
5
5
5
5
5
5
5
5
5
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
64
52
44
41
42
53
59
68
72
78
79
84
77
77
79
80
81
81
83
83
83
77
71

Pressure (mb)

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

Ozone (du)

305
305
307
308
310
310
312
313
312
312
313
312
311
311
311
310
310
309
308
307
306
304
303
302

Thursday 17

Waning Gibbous 48%

00:12

13:24

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

Sun - Rise: 05:46, Set: 21:15, Transit: 13:30. Moon - Rise: 00:12, Set: 13:24. Civil Dark: 21:53 - 05:09. Nautical Dark: 22:43 - 04:18. Astro Dark: 23:50 - 03:12

Total Clouds (% Sky Obscured)

65
60
55
69
82
97
93
88
83
66
53
38
47
55
64
44
20
5
14
23
33
27
19
10

Low Clouds (% Sky Obscured)

32
22
10
34
59
82
69
63
51
39
27
16
11
5
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
8
27
33
29
32
26
22
20
19
12
6
0
6
14
21
12
6
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
4
5
25
47
64
44
20
5
7
7
7
6
7
7

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 (%)

21
19
18
17
14
5
7
6
2
2
1
0
0
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)

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

Chance of Frost

Temperature (°C)

18
19
19
20
21
21
21
21
20
20
18
17
15
14
13
12
11
11
11
11
13
14
17
19

Feels Like (°C)

16
16
16
16
23
23
23
22
22
22
20
20
20
19
18
16
12
12
13
12
12
12
17
18

Dew Point (°C)

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

Relative Humidity (%)

65
59
54
49
51
53
55
59
61
67
69
72
74
78
81
84
87
88
90
86
80
75
67
61

Pressure (mb)

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

Ozone (du)

301
301
301
301
301
301
301
301
301
302
304
306
308
310
312
314
313
312
311
311
311
311
311
311

Friday 18

Third Quarter 36%

00:34

14:45

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

Sun - Rise: 05:48, Set: 21:14, Transit: 13:30. Moon - Rise: 00:34, Set: 14:45. Civil Dark: 21:52 - 05:10. Nautical Dark: 22:42 - 04:20. Astro Dark: 23:48 - 03:15

Total Clouds (% Sky Obscured)

30
48
66
60
53
50
50
44
39
40
45
50
52
50
48
41
33
30
25
20
20

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

7
14
26
20
12
0
1
2
3
2
2
1
3
4
5
20
33
30
25
20
20

High Clouds (% Sky Obscured)

12
24
36
42
48
50
50
44
39
40
45
50
50
45
40
40
33
30
25
20
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
6
8

Fog (%)

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
Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
23
38
52
47
44
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
22
23
24
25
25
25
24
23
22
19
18
16
15
14
13
12
12
12
12
14

Feels Like (°C)

18
18
19
19
26
25
24
24
25
25
20
21
19
19
17
16
12
12
13
13
14

Dew Point (°C)

12
11
11
10
11
10
9
11
13
15
13
12
11
11
10
9
9
10
10
11
13

Relative Humidity (%)

55
50
46
42
40
39
37
45
54
65
68
70
73
74
74
76
80
86
90
92
93

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

311
312
312
313
315
316
318
318
318
318
318
318
318
319
320
320
320
320
319
320
321

Forecast for Lettenboden, Bezirk Pf�ffikon, Switzerland (47.38,8.92)

Generated: 12/07/25 10:37:13. Forecast: 12/07/25 to 18/07/25. Timezone: UTC+2.00