Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

Waning Crescent 13%

03:33

14:54

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

Sun - Rise: 07:31, Set: 16:47, Transit: 12:09. Moon - Rise: 03:33, Set: 14:54. Civil Dark: 17:20 - 06:57. Nautical Dark: 17:58 - 06:20. Astro Dark: 18:34 - 05:44

Total Clouds (% Sky Obscured)

92
94
95
96
46
51
98
100
100
92
100
100
100
100
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
79
67
71
35
26
31
30
31
30
28
19
17
2
2
5
20
58
47
54
82
68
51
32

Medium Clouds (% Sky Obscured)

92
92
78
85
37
35
39
35
37
73
97
78
100
100
97
100
100
100
100
93
84
87
42
89

High Clouds (% Sky Obscured)

92
94
95
55
0
30
92
100
100
87
100
100
100
100
86
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
7
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
2
9
15
18
18
19
19
17
17
9
9
3
2
2
2
1
2
0
0

Precipitation Type

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

Precipitation Probability (%)

51
36
28
31
5
0
0
0
0
0
0
0
0
0
0
0
7
23
26
30
36
41
33
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
8
8
7
9
8
5
5
5
5
4
5
4
6
8
7
8
8
8
8
7
7
6

Dew Point (°C)

9
9
9
8
7
7
6
6
5
5
5
4
4
4
4
5
5
6
6
6
6
7
7
7

Relative Humidity (%)

86
87
93
91
91
91
93
93
91
91
90
88
87
85
81
81
76
80
82
81
82
90
93
93

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1010
1010
1009
1009
1009
1008
1007
1007
1007
1007
1008
1008

Ozone (du)

297
300
303
304
307
307
301
298
297
299
299
301
301
297
297
295
296
295
296
294
293
293
294
293

Sunday 16

Waning Crescent 8%

04:40

15:09

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

Sun - Rise: 07:32, Set: 16:46, Transit: 12:09. Moon - Rise: 04:40, Set: 15:09. Civil Dark: 17:19 - 06:59. Nautical Dark: 17:57 - 06:21. Astro Dark: 18:33 - 05:45

Total Clouds (% Sky Obscured)

100
100
100
100
90
99
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
97
94

Low Clouds (% Sky Obscured)

65
69
70
67
73
76
86
90
100
98
100
90
100
100
100
91
100
100
100
93
93
97
76
84

Medium Clouds (% Sky Obscured)

100
95
84
88
80
98
100
100
100
100
99
100
89
100
100
100
100
100
100
97
100
100
92
81

High Clouds (% Sky Obscured)

100
100
100
100
77
90
100
63
98
76
63
70
93
37
76
67
100
100
100
34
35
11
2
0

ISS Passover

Visibility (miles)

9
9
8
9
9
7
9
9
8
9
5
6
8
8
2
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
47
100
100
0
100
77
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

27
32
43
51
83
90
90
92
95
95
95
95
95
95
95
95
95
95
95
95
66
75
84
70

Precipitation Amount (mm)

0
0
0.2
0
0.3
0.4
0.4
0.6
1
1.1
1.3
0.6
1.1
2.7
3.4
2.2
3
1.7
1.1
0.4
0
0.5
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
7
6
6
6
6
6
6
7
7
8
7
7
8
10
8
4
4
3
3
2
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
90
91
90
93
94
94
93
94
94
96
93
93
96
98
100
98
100
100
100
100
98
100

Pressure (mb)

1008
1008
1008
1008
1008
1008
1007
1007
1006
1006
1006
1006
1006
1006
1006
1008
1010
1012
1013
1014
1015
1016
1017
1018

Ozone (du)

293
293
295
298
301
303
305
308
311
313
312
310
307
304
297
292
292
295
293
295
297
302
304
304

Monday 17

Waning Crescent 3%

05:48

15:27

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

Sun - Rise: 07:34, Set: 16:45, Transit: 12:09. Moon - Rise: 05:48, Set: 15:27. Civil Dark: 17:18 - 07:00. Nautical Dark: 17:56 - 06:22. Astro Dark: 18:32 - 05:46

Total Clouds (% Sky Obscured)

92
89
95
70
38
30
30
27
32
30
32
33
31
32
37
66
63
63
53
49
61
36
56
49

Low Clouds (% Sky Obscured)

75
83
90
69
38
30
30
27
32
30
31
33
31
32
37
66
63
63
53
43
37
30
27
26

Medium Clouds (% Sky Obscured)

81
60
67
11
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
6
16
3
22
22

ISS Passover

Visibility (miles)

0
1
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
14
9
23
23
10
2
0
0
1
9
9
9
9
9
9
9
9
9
9
9
9

Precipitation Type

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

Precipitation Probability (%)

56
56
32
18
9
4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
0.2
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
4
5
5
6
5
5
5
5
6
6
6
6
6
6
6
7
6
6
6
6
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
93
94
94
96
96
96
96
96
96
98
96
96
92
87
86
83
81
80
80
88
91
92

Pressure (mb)

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

Ozone (du)

305
303
301
297
296
296
292
290
286
283
282
281
280
279
280
283
286
289
290
288
289
288
282
283

Tuesday 18

Waning Crescent 1%

06:56

15:49

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

Sun - Rise: 07:35, Set: 16:44, Transit: 12:09. Moon - Rise: 06:56, Set: 15:49. Civil Dark: 17:17 - 07:01. Nautical Dark: 17:55 - 06:24. Astro Dark: 18:31 - 05:47

Total Clouds (% Sky Obscured)

50
67
66
60
29
21
30
13
10
13
10
9
25
57
73
57
92
100
90
100
89
75
100
100

Low Clouds (% Sky Obscured)

25
26
28
25
23
14
11
8
5
4
4
2
4
3
2
1
1
1
0
0
0
0
2
2

Medium Clouds (% Sky Obscured)

2
35
34
30
2
2
15
2
2
6
7
6
18
56
72
43
50
57
54
63
60
59
100
100

High Clouds (% Sky Obscured)

22
44
6
6
5
6
3
0
0
0
0
0
3
6
5
5
31
30
27
46
46
54
79
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
9
9
9

Fog (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
94
94
92
92
92
91
89
89
87
87
87
84
80
73
70
68
65
65
72
83
87
87

Pressure (mb)

1020
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1013
1012
1011
1010
1009
1009
1008
1008
1008

Ozone (du)

283
283
287
291
291
294
294
290
291
287
289
290
286
283
278
274
273
271
275
280
284
286
288
290

Wednesday 19

Waning Crescent 0%

08:04

16:16

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

Sun - Rise: 07:36, Set: 16:43, Transit: 12:10. Moon - Rise: 08:04, Set: 16:16. Civil Dark: 17:17 - 07:03. Nautical Dark: 17:54 - 06:25. Astro Dark: 18:31 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
97
95
93
89
84
80
85
92
100
96
93
92
94
97
99
96
93
94
96
97
98

Low Clouds (% Sky Obscured)

3
3
4
3
3
2
2
1
1
8
16
60
70
62
55
58
61
64
57
51
45
44
43
41

Medium Clouds (% Sky Obscured)

100
99
99
96
94
67
89
84
80
85
92
100
90
82
75
75
75
77
76
77
78
75
71
74

High Clouds (% Sky Obscured)

78
60
40
40
40
40
40
40
45
50
50
60
9
11
16
19
26
30
45
65
65
65
70
80

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 (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
1
1
0
3
4
4
37
32
18
19
17
8
9
8
4
9
8
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
89
89
87
89
86
84
83
83
81
84
83
78
75
73
70
69
67
73
79
86
88
89

Pressure (mb)

1008
1008
1008
1007
1007
1008
1007
1008
1008
1007
1008
1008
1008
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011

Ozone (du)

292
291
289
290
290
290
291
291
294
297
298
298
298
297
295
293
292
291
291
296
301
306
313
319

Thursday 20

New Moon 2%

09:10

16:52

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

Sun - Rise: 07:38, Set: 16:42, Transit: 12:10. Moon - Rise: 09:10, Set: 16:52. Civil Dark: 17:16 - 07:04. Nautical Dark: 17:54 - 06:26. Astro Dark: 18:30 - 05:50

Total Clouds (% Sky Obscured)

95
91
85
81
79
78
82
88
93
89
84
77
83
90
100
100
100
100
100
99
98
99
99
100

Low Clouds (% Sky Obscured)

40
40
39
41
47
45
40
45
50
56
65
67
61
55
49
49
50
50
58
61
65
77
86
95

Medium Clouds (% Sky Obscured)

73
70
66
68
70
73
78
76
77
80
80
77
77
84
97
98
99
100
100
99
98
99
98
97

High Clouds (% Sky Obscured)

53
26
18
18
18
18
38
61
85
66
46
28
52
76
100
100
100
100
95
85
73
76
80
86

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
6
3
0
0
1
1
4
6
9
9
9
9
9
9
9
8
8

Fog (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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 (%)

7
6
3
13
15
11
16
16
10
12
11
9
18
19
16
31
39
44
40
34
26
31
34
31

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
3
3
2
2
2
2
2
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

-0
-1
-1
-1
-1
-1
-0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-0
0
1
1
0
1
0
0

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
92
92
92
92
94
94
96
96
94
94
91
89
86
87
89
91
91
91
91
92
94

Pressure (mb)

1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017

Ozone (du)

325
331
336
341
341
341
341
337
334
330
331
332
333
333
333
333
334
335
336
335
334
332
330
329

Friday 21

Waxing Crescent 5%

10:10

17:38

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
12 Bad

Sun - Rise: 07:39, Set: 16:41, Transit: 12:10. Moon - Rise: 10:10, Set: 17:38. Civil Dark: 17:15 - 07:05. Nautical Dark: 17:53 - 06:27. Astro Dark: 18:29 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
92
90
92
94
97
95
93
93
94
95
97
95
94
91
92
93
94

Medium Clouds (% Sky Obscured)

98
99
100
97
93
91
90
89
89
92
95
98
91
78
67
68
69
70

High Clouds (% Sky Obscured)

91
96
100
97
95
91
94
97
100
99
99
98
96
94
91
94
96
100

ISS Passover

Visibility (miles)

7
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Precipitation Type

None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

35
41
43
48
59
65
58
61
65
60
56
51
46
46
46
45
45
43

Precipitation Amount (mm)

0
0
0
0.1
0.3
0.3
0.2
0.3
0.4
0.3
0.2
0.2
0.1
0.1
0.2
0.1
0.1
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-1
-1
-1
-1
-2
-1
-2
-2
-2
-2
-2
-2
-2
-2
-1
-1

Relative Humidity (%)

98
98
98
98
100
100
98
100
98
100
100
100
98
100
100
100
100
100

Pressure (mb)

1018
1018
1018
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019

Ozone (du)

327
327
328
328
328
327
327
327
327
327
328
328
328
328
328
328
326
324

Forecast for Lettenboden, Bezirk Pfäffikon, Switzerland (47.38,8.92)

Generated: 15/11/25 19:58:44. Forecast: 15/11/25 to 21/11/25. Timezone: UTC+1.00