Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

New Moon 0%

07:49

18:02

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:52, Set: 18:25, Transit: 13:08. Moon - Rise: 07:49, Set: 18:02. Civil Dark: 18:56 - 07:21. Nautical Dark: 19:32 - 06:45. Astro Dark: 20:07 - 06:10

Total Clouds (% Sky Obscured)

64
72
78
82
100
100
100
100
100
99
100
97
91
94
100
100
100
100
100
98
100
100
100
99

Low Clouds (% Sky Obscured)

50
72
78
35
47
68
71
42
20
12
28
4
2
15
25
22
20
30
60
59
82
89
90
93

Medium Clouds (% Sky Obscured)

64
72
78
82
56
58
53
61
83
87
51
76
56
56
89
83
100
99
100
92
100
100
100
89

High Clouds (% Sky Obscured)

21
50
74
82
100
100
97
100
99
97
100
72
68
87
98
99
11
61
57
39
76
25
24
43

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
8
9

Fog (%)

0
0
0
0
0
0
2
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
21

Precipitation Type

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

Precipitation Probability (%)

20
42
60
44
29
23
11
12
13
9
4
3
2
8
14
24
30
43
44
45
48
82
74
60

Precipitation Amount (mm)

0
0
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0.5
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
7
8
9
8
9
7
8
8
8
10
13
13
12
13
12
12
11
10
10
9
9
9
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
82
82
88
88
90
87
84
85
84
77
70
64
59
61
62
63
71
81
84
84
87
95
93

Pressure (mb)

1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1005

Ozone (du)

297
295
295
294
293
292
293
292
294
293
292
293
293
295
298
299
299
299
298
300
303
304
304
304

Wednesday 22

Waxing Crescent 1%

08:57

18:21

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:53, Set: 18:23, Transit: 13:08. Moon - Rise: 08:57, Set: 18:21. Civil Dark: 18:54 - 07:22. Nautical Dark: 19:30 - 06:46. Astro Dark: 20:05 - 06:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
100
100
100
98
96
99
98
99
100
88
68
92
99
100
100

Low Clouds (% Sky Obscured)

92
89
98
97
93
74
62
37
74
83
63
85
59
78
77
75
81
85
49
31
62
57
51
67

Medium Clouds (% Sky Obscured)

100
99
100
100
94
91
57
70
100
98
90
83
95
91
98
95
98
93
42
30
72
77
96
100

High Clouds (% Sky Obscured)

39
67
75
93
100
100
97
92
81
95
95
97
37
46
50
50
46
45
36
19
40
95
100
100

ISS Passover

Visibility (miles)

9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
43
16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

58
83
81
91
69
38
5
6
58
58
25
47
56
54
51
56
52
37
17
2
4
16
14
59

Precipitation Amount (mm)

0.3
0.9
0.8
1.3
0.4
0
0
0
0.6
0.5
0
0
0.3
0.2
0
0.2
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
10
9
9
9
10
9
8
9
10
12
13
13
13
13
12
12
11
10
10
9
9
8

Feels Like (°C)

8
9
9
9
8
8
8
7
6
7
8
11
12
12
12
11
11
12
11
10
9
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
95
95
93
91
88
84
81
72
74
72
82
84
90
89
90
90
91
88
90
88

Pressure (mb)

1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

301
299
297
298
299
299
300
299
301
301
301
301
300
299
301
302
303
304
303
302
300
300
300
302

Thursday 23

Waxing Crescent 4%

10:06

18:44

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
19 OK
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:55, Set: 18:21, Transit: 13:08. Moon - Rise: 10:06, Set: 18:44. Civil Dark: 18:52 - 07:24. Nautical Dark: 19:28 - 06:48. Astro Dark: 20:04 - 06:12

Total Clouds (% Sky Obscured)

100
100
88
97
100
100
100
100
100
100
100
100
100
100
82
63
45
58
54
26
69
75
41
80

Low Clouds (% Sky Obscured)

80
71
22
43
2
27
45
65
54
65
72
71
92
62
51
47
40
48
40
11
17
24
30
36

Medium Clouds (% Sky Obscured)

100
87
63
37
49
89
100
100
100
100
100
91
100
100
82
63
33
42
16
24
58
62
33
71

High Clouds (% Sky Obscured)

100
100
57
80
99
100
100
100
100
72
100
98
100
93
41
51
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
65
8
20
34
33
80
95
95
95
95
95
95
95
95
95
72
55
38
7
9
7
6
10

Precipitation Amount (mm)

1.4
0.5
0
0
0
0
0.4
1.7
1.5
1.4
1.4
1.8
5.2
3.9
1.9
0.8
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
9
9
9
9
8
9
9
8
9
12
9
15
19
25
25
25
26
24
22
21
20
20

Chance of Frost

Temperature (°C)

9
10
10
9
8
9
9
9
10
11
11
13
13
13
11
11
10
10
9
8
8
8
7
7

Feels Like (°C)

7
8
9
9
8
7
7
7
8
9
9
11
12
8
7
6
4
3
3
2
2
1
1
3

Dew Point (°C)

7
9
9
8
7
7
7
8
9
10
9
11
12
11
10
9
8
7
6
5
5
3
3
3

Relative Humidity (%)

88
93
93
91
90
90
87
90
93
91
87
90
95
92
92
87
85
84
81
79
78
73
73
74

Pressure (mb)

1005
1004
1003
1002
1001
1000
999
999
998
997
996
995
996
997
998
999
1000
1002
1003
1004
1006
1007
1007
1008

Ozone (du)

303
304
305
300
299
299
298
299
298
299
297
299
300
305
310
314
318
319
321
323
325
324
325
326

Friday 24

Waxing Crescent 8%

11:14

19:14

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:56, Set: 18:19, Transit: 13:08. Moon - Rise: 11:14, Set: 19:14. Civil Dark: 18:51 - 07:25. Nautical Dark: 19:27 - 06:49. Astro Dark: 20:02 - 06:14

Total Clouds (% Sky Obscured)

55
61
85
73
50
44
54
89
85
79
72
73
77
76
84
68
71
67
88
85
86
88
90
88

Low Clouds (% Sky Obscured)

45
52
73
65
45
42
49
87
80
71
62
58
63
60
63
45
39
44
75
75
75
75
74
73

Medium Clouds (% Sky Obscured)

55
61
56
42
32
32
35
80
51
69
53
61
63
39
68
45
57
47
74
63
63
67
72
72

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
20
25
35
2
2
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
4
2

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

Precipitation Probability (%)

17
22
22
20
20
21
22
27
43
37
29
42
53
64
61
61
56
47
42
41
47
61
73
80

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
71
72
71
67
67
72
78
73
79
82
76
71
67
65
66
65
69
74
80
83
82
88
93

Pressure (mb)

1008
1008
1009
1009
1009
1009
1010
1010
1010
1011
1012
1012
1011
1011
1011
1011
1011
1011
1012
1013
1013
1014
1014
1014

Ozone (du)

325
319
317
315
312
311
310
310
309
308
307
306
305
304
303
303
302
302
303
305
305
304
304
303

Saturday 25

Waxing Crescent 14%

12:19

19:52

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:58, Set: 18:18, Transit: 13:08. Moon - Rise: 12:19, Set: 19:52. Civil Dark: 18:49 - 07:26. Nautical Dark: 19:25 - 06:51. Astro Dark: 20:01 - 06:15

Total Clouds (% Sky Obscured)

85
85
81
76
72
67
65
63
59
65
65
60
54
48
63
80
96
94
93
91
92
93
93
87

Low Clouds (% Sky Obscured)

71
60
65
63
54
51
47
39
58
54
47
39
30
20
25
40
54
61
70
77
73
67
61
60

Medium Clouds (% Sky Obscured)

72
76
77
75
72
67
65
63
59
65
65
60
54
48
63
80
93
90
88
80
82
84
86
80

High Clouds (% Sky Obscured)

2
22
12
9
23
20
48
55
8
11
17
20
27
30
45
65
65
65
70
80
58
31
27
18

ISS Passover

Visibility (miles)

4
9
2
2
2
4
3
3
3
5
7
9
7
6
4
6
8
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
Light Rain
Light Rain
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

72
73
95
94
83
80
74
79
92
86
80
74
69
72
71
65
59
52
47
40
44
43
37
41

Precipitation Amount (mm)

0.5
0.6
1.2
1
0.5
0.6
0.6
0.7
0.8
0.7
0.6
0.5
0.4
0.4
0.4
0.3
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
13
13
14
13
13
11
10
12
12
12
11
10
10
10
10
10
9
9
8
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
94
96
96
96
96
96
96
96
94
93
94
93
94
93
94
93
94
94
94
94
94
94

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014

Ozone (du)

303
302
303
304
303
302
303
300
299
298
298
298
299
301
302
305
307
309
308
306
304
310
315
320

Sunday 26

Waxing Crescent 22%

12:16

19:41

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:59, Set: 17:16, Transit: 12:08. Moon - Rise: 12:16, Set: 19:41. Civil Dark: 17:47 - 06:28. Nautical Dark: 18:23 - 05:52. Astro Dark: 18:59 - 05:16

Total Clouds (% Sky Obscured)

81
72
83
90
83
77
73
77
83
84
91
94
98
96
95
93
93
92
91
91
92
92
85
78

Low Clouds (% Sky Obscured)

58
59
75
84
79
72
69
70
71
72
73
75
76
82
86
92
93
92
91
87
84
81
78
74

Medium Clouds (% Sky Obscured)

76
67
46
40
31
29
26
51
67
82
88
93
95
83
68
55
59
66
68
72
76
75
58
42

High Clouds (% Sky Obscured)

9
0
0
0
0
0
0
0
0
0
1
3
4
3
2
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
8
6
5
7
8
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
Very Light Rain
None
None
Very Light Rain
None
None
None
None
None
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

39
41
53
41
50
55
45
50
51
50
55
61
63
78
89
95
95
87
71
56
44
40
40
41

Precipitation Amount (mm)

0
0
0.3
0
0
0.3
0
0
0
0
0
0.2
0
0.4
0.5
0.6
0.6
0.5
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
94
94
94
94
93
93
91
88
85
86
86
86
89
93
96
96
93
93
93
93
91
93

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1017
1018
1019
1019
1020
1020
1020

Ozone (du)

318
316
314
315
315
313
311
309
307
305
302
303
303
303
304
306
307
309
310
312
312
312
312
310

Monday 27

Waxing Crescent 31%

13:03

20:41

Sun - Rise: 07:01, Set: 17:14, Transit: 12:08. Moon - Rise: 13:03, Set: 20:41. Civil Dark: 17:46 - 06:29. Nautical Dark: 18:22 - 05:53. Astro Dark: 18:57 - 05:18

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 Gfell, Bezirk Pfäffikon, Switzerland (47.38,8.93)

Generated: 21/10/25 00:22:09. Forecast: 21/10/25 to 27/10/25. Timezone: UTC+2.00