Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 19

Waning Crescent 1%

08:06

15:50

10 OK
11 OK
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

Sun - Rise: 07:38, Set: 16:45, Transit: 12:11. Moon - Rise: 08:06, Set: 15:50. Civil Dark: 17:19 - 07:04. Nautical Dark: 17:57 - 06:26. Astro Dark: 18:33 - 05:50

Total Clouds (% Sky Obscured)

32
42
49
69
100
100
100
100
100
98
99
100
100
100
100
100
100
100
100
100
100
100
97
89

Low Clouds (% Sky Obscured)

3
3
0
0
0
0
0
0
0
0
9
27
29
38
32
59
71
85
96
79
23
54
82
78

Medium Clouds (% Sky Obscured)

4
15
15
48
44
100
100
100
100
97
95
100
100
100
100
100
100
100
100
100
100
100
92
25

High Clouds (% Sky Obscured)

32
42
49
69
100
100
100
83
50
55
65
0
0
3
0
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
5
0
0
9
9
9
9
2

Fog (%)

62
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
Very Light Rain
Very Light Rain
None
None
Snow
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
2
9
17
32
44
56
60
48
51
57
45
35
35
24
34
34

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0.1
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
2
3
5
6
4
3
2
3
2
2
2
3
5
6
6
7
7
8
11
12
13
10
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
67
58
52
51
55
60
63
65
66
68
69
70
71
71
74
83
93
96
86
78
80
89
86

Pressure (mb)

1014
1013
1012
1011
1010
1009
1009
1008
1008
1008
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1009
1010
1011
1012

Ozone (du)

280
278
278
279
281
282
281
280
282
283
286
284
282
280
286
296
305
308
304
309
319
326
328
334

Thursday 20

New Moon 0%

09:12

16:18

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:39, Set: 16:44, Transit: 12:11. Moon - Rise: 09:12, Set: 16:18. Civil Dark: 17:18 - 07:05. Nautical Dark: 17:56 - 06:28. Astro Dark: 18:32 - 05:51

Total Clouds (% Sky Obscured)

96
95
95
86
47
74
66
51
50
51
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

74
75
82
57
25
24
22
33
31
32
73
77
67
35
41
51
94
99
95
97
93
91
75
95

Medium Clouds (% Sky Obscured)

35
34
80
75
47
74
66
51
50
51
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
20
20
25
8
4
3
0
0
0
3
25
65
55
65
65
70
70
50
40

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

44
46
37
25
23
20
14
8
13
17
15
16
25
37
42
49
66
72
60
61
54
44
52
60

Precipitation Amount (mm)

0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.4
0.5
0.2
0.2
0.1
0
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
82
86
75
72
73
80
88
88
89
91
91
89
89
86
86
86
84
87
89
91
89
87
80

Pressure (mb)

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

Ozone (du)

333
332
332
334
339
347
349
344
342
339
335
334
333
331
331
328
326
327
328
328
328
331
334
338

Friday 21

Waxing Crescent 2%

No Rise

16:54

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK

Sun - Rise: 07:41, Set: 16:43, Transit: 12:11. Moon - Rise: No Rise, Set: 16:54. Civil Dark: 17:17 - 07:07. Nautical Dark: 17:55 - 06:29. Astro Dark: 18:32 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
100
100
81
93
96
81
87
87
82
86
86
30

Low Clouds (% Sky Obscured)

94
91
92
93
94
94
96
94
95
83
92
96
100
100
79
87
92
71
83
81
78
84
83
21

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
92
75
38
44
25
11
9
6
5
0
4
9
14

High Clouds (% Sky Obscured)

40
40
45
45
30
45
50
50
55
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
5
7
9
9
9
9
9
9
3
0
0
1
1
9
8
1
6
6
9
9
9
5
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

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

Precipitation Probability (%)

60
65
64
63
62
60
59
66
67
64
52
45
39
36
26
18
22
15
22
13
8
11
9
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
72
65
58
54
55
60
63
70
83
92
94
94
94
92
94
91
92
92
92
91
89
87
79

Pressure (mb)

1017
1018
1018
1018
1018
1018
1019
1020
1021
1022
1023
1023
1024
1024
1024
1024
1024
1025
1025
1025
1026
1026
1027
1027

Ozone (du)

340
340
339
340
341
346
348
351
352
353
352
352
355
357
357
356
354
351
348
345
343
339
335
330

Saturday 22

Waxing Crescent 5%

10:11

17:40

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

Sun - Rise: 07:42, Set: 16:43, Transit: 12:12. Moon - Rise: 10:11, Set: 17:40. Civil Dark: 17:17 - 07:08. Nautical Dark: 17:54 - 06:30. Astro Dark: 18:31 - 05:54

Total Clouds (% Sky Obscured)

69
64
88
88
89
72
27
17
7
12
15
20
20
24
22
27
52
59
67
72
72
72
58
61

Low Clouds (% Sky Obscured)

64
59
86
86
86
65
20
14
6
10
11
15
18
19
19
21
51
59
67
72
72
59
24
21

Medium Clouds (% Sky Obscured)

11
8
5
7
10
12
8
4
0
0
0
0
0
0
0
0
0
2
2
2
0
16
36
53

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
2
2
2
5
2
3
15
24
35

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 (%)

9
7
3
6
7
4
2
1
0
1
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
5
5
4
4
3
3
2
2
2
3
2
2
2
2
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
66
60
57
55
59
70
81
84
86
87
87
87
87
85
87
85
84
82
80
79
79
77
70

Pressure (mb)

1027
1027
1026
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1022
1022
1021
1021
1021
1020
1020
1019
1019

Ozone (du)

323
319
318
318
314
307
301
301
307
307
309
316
323
323
320
316
315
313
310
309
305
303
299
296

Sunday 23

Waxing Crescent 10%

11:02

18:36

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:44, Set: 16:42, Transit: 12:12. Moon - Rise: 11:02, Set: 18:36. Civil Dark: 17:16 - 07:09. Nautical Dark: 17:54 - 06:31. Astro Dark: 18:30 - 05:55

Total Clouds (% Sky Obscured)

77
81
50
54
93
100
100
100
100
100
100
100
100
100
100
99
98
96
96
96
95
96
97
99

Low Clouds (% Sky Obscured)

28
35
45
45
45
45
44
67
43
93
90
81
72
38
63
65
66
67
71
74
78
79
79
79

Medium Clouds (% Sky Obscured)

57
55
50
54
93
100
100
100
100
97
69
23
22
99
100
94
88
81
87
94
95
96
97
99

High Clouds (% Sky Obscured)

59
74
50
44
25
40
38
3
50
68
54
93
96
98
100
80
50
15
5
10
15
35
56
74

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
7
5
3
2
1

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
Snow
None
None
Frozen rai
Frozen rai

Precipitation Probability (%)

0
0
1
45
67
82
76
72
61
58
50
39
38
34
31
49
44
33
38
40
44
49
57
70

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

2
1
2
2
2
2
3
2
2
1
1
2
2
2
2
3
3
3
3
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-11
-11
-12
-12
-10
-9
-8
-7
-7
-6
-5
-5
-4
-4
-3
-3
-3
-3
-3
-3
-2
-1

Relative Humidity (%)

64
57
52
48
45
47
56
63
64
69
68
71
77
77
80
78
81
81
81
83
84
86
87
91

Pressure (mb)

1018
1017
1016
1015
1014
1014
1013
1013
1013
1012
1012
1011
1011
1010
1009
1009
1008
1007
1007
1006
1006
1005
1005
1004

Ozone (du)

296
296
297
303
305
305
304
298
295
294
292
293
292
291
289
288
285
282
279
279
279
279
280
280

Monday 24

Waxing Crescent 16%

11:42

19:42

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:45, Set: 16:41, Transit: 12:12. Moon - Rise: 11:42, Set: 19:42. Civil Dark: 17:15 - 07:11. Nautical Dark: 17:53 - 06:32. Astro Dark: 18:30 - 05:56

Total Clouds (% Sky Obscured)

99
100
100
99
98
97
98
99
100
100
100
100
100
99
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

71
63
60
54
49
43
38
33
33
44
59
69
70
73
73
68
57
45
55
66
76
81
88
95

Medium Clouds (% Sky Obscured)

99
100
100
88
77
65
73
81
92
96
98
100
96
91
83
88
94
99
99
100
100
100
100
100

High Clouds (% Sky Obscured)

81
90
96
96
95
96
97
99
100
89
79
70
59
45
35
38
37
39
41
48
55
45
45
45

ISS Passover

Visibility (miles)

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

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

Frozen rai
Frozen rai
Frozen rai
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Sleet
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
Snow
None
Snow
None
None

Precipitation Probability (%)

72
75
61
67
61
44
59
68
74
65
62
62
53
43
24
29
30
22
44
49
43
49
46
31

Precipitation Amount (mm)

0.4
0.5
0.3
0.3
0.3
0
0.2
0.4
0.5
0.3
0.3
0.3
0
0
0
0
0
0
0
0.1
0
0.1
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
89
86
85
88
91
94
96
96
96
93
89
86
89
91
94
96
94
96
96
96
98
98
96

Pressure (mb)

1004
1003
1002
1001
1000
1000
999
1000
1000
1001
1001
1002
1003
1003
1004
1004
1004
1005
1005
1005
1005
1005
1005
1006

Ozone (du)

281
280
279
278
278
278
278
280
283
286
288
290
292
295
299
302
303
303
304
306
308
310
311
312

Tuesday 25

Waxing Crescent 24%

12:14

20:52

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:46, Set: 16:40, Transit: 12:13. Moon - Rise: 12:14, Set: 20:52. Civil Dark: 17:15 - 07:12. Nautical Dark: 17:53 - 06:34. Astro Dark: 18:29 - 05:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
93
86
79
87
93
98
99
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

87
80
72
57
39
23
14
14
14
21
32
53
67
83
96
96
96
97
97
97
98

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
93
84
76
82
89
96
89
82
77
84
92
100
98
96
94

High Clouds (% Sky Obscured)

27
20
17
14
7
1
1
2
2
11
20
24
19
17
15
22
32
44
42
35
30

ISS Passover

Visibility (miles)

0
3
6
9
9
9
9
9
9
9
7
6
4
6
8
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

Precipitation Type

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

Precipitation Probability (%)

35
29
19
39
41
34
48
58
64
65
70
75
69
65
61
59
60
59
63
68
69

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

2
2
2
2
2
1
1
1
1
2
1
1
1
1
1
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
93
88
83
86
91
93
94
94
96
98
98
100
98
98
96
96
96
96
96
96

Pressure (mb)

1006
1006
1006
1005
1005
1006
1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

313
315
317
319
319
320
320
321
323
324
325
327
328
328
328
328
329
330
331
330
330

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

Generated: 19/11/25 10:59:19. Forecast: 19/11/25 to 25/11/25. Timezone: UTC+1.00