Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

New Moon 2%

09:15

16:33

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:45, Set: 16:58, Transit: 12:21. Moon - Rise: 09:15, Set: 16:33. Civil Dark: 17:31 - 07:12. Nautical Dark: 18:07 - 06:35. Astro Dark: 18:43 - 06:00

Total Clouds (% Sky Obscured)

84
87
90
100
100
100
99
100
98
100
100
100
100
100
100
99
100
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

80
74
54
58
77
78
73
86
87
84
82
81
88
88
92
97
88
91
91
99
100
96
96
92

Medium Clouds (% Sky Obscured)

84
87
86
100
100
100
96
100
98
100
100
100
100
100
99
97
100
98
98
100
100
100
100
100

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

2
2
8
8
8
5
3
2
5
9
9
9
7
2
2
0
0
0
2
2
1
1
0
5

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

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

Precipitation Probability (%)

67
56
49
48
46
49
52
52
34
44
32
47
38
56
71
78
75
79
75
71
64
67
68
58

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
6
5
4
4
4
4
4
4
3
3
3
3
3
4
4
4
5
7
11
15
16
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
83
84
87
89
89
87
89
89
91
91
91
91
87
87
91
91
89
86
81
80
80
80
77

Pressure (mb)

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

Ozone (du)

341
338
338
342
344
348
347
343
338
331
329
326
326
330
335
336
336
336
338
342
348
353
355
357

Friday 21

Waxing Crescent 5%

10:14

17:10

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 OK
12 OK
13 OK
14 OK

Sun - Rise: 07:47, Set: 16:57, Transit: 12:21. Moon - Rise: 10:14, Set: 17:10. Civil Dark: 17:30 - 07:13. Nautical Dark: 18:07 - 06:36. Astro Dark: 18:42 - 06:01

Total Clouds (% Sky Obscured)

100
100
99
78
78
88
87
59
68
68
68
70
61
71
67
66
58
47
48
36
32
21
18
18

Low Clouds (% Sky Obscured)

72
63
66
54
70
72
59
56
67
67
67
67
58
66
62
64
54
47
47
35
31
21
17
18

Medium Clouds (% Sky Obscured)

100
100
97
43
22
61
57
3
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
5
13
13
10
6
0
1
2
2
5
7
2
1

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
None
None
None

Precipitation Probability (%)

49
38
35
33
22
17
16
14
4
1
4
13
13
1
13
0
0
2
0
8
0
1
0
0

Precipitation Amount (mm)

0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
76
78
80
81
81
80
81
81
81
83
81
82
82
82
82
84
85
84
81
75
71
69
66

Pressure (mb)

1018
1018
1019
1020
1020
1021
1022
1023
1023
1023
1023
1024
1024
1025
1025
1026
1027
1027
1028
1028
1028
1027
1026
1026

Ozone (du)

359
358
358
359
361
362
363
363
362
357
350
344
339
332
327
321
314
310
307
305
302
298
294
293

Saturday 22

Waxing Crescent 10%

11:05

17:57

15 Good
16 Good
17 Good
18 OK
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

Sun - Rise: 07:48, Set: 16:56, Transit: 12:22. Moon - Rise: 11:05, Set: 17:57. Civil Dark: 17:29 - 07:15. Nautical Dark: 18:06 - 06:38. Astro Dark: 18:42 - 06:02

Total Clouds (% Sky Obscured)

8
6
14
35
56
53
71
75
83
64
64
62
61
52
56
71
99
100
100
98
96
87
94
96

Low Clouds (% Sky Obscured)

8
3
12
22
20
25
28
30
48
45
39
39
32
25
10
9
19
32
51
34
72
52
70
53

Medium Clouds (% Sky Obscured)

0
0
0
1
43
23
37
41
40
25
5
3
42
45
47
51
90
89
100
97
95
83
91
94

High Clouds (% Sky Obscured)

1
1
1
3
1
7
0
1
4
3
64
62
61
52
56
71
73
46
19
18
16
14
43
71

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
0
0
0
24
27
6
3
2
1
1
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
7
9
17
20

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)

10
8
6
6
6
6
5
4
3
2
1
1
2
2
3
3
2
2
3
4
5
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-4
-5
-6
-7
-7
-8
-9
-9
-9
-9
-9
-9
-9
-9
-9
-9
-7
-5
-4
-2
-1
-1

Dew Point (°C)

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

Relative Humidity (%)

69
76
78
79
81
84
87
87
87
87
87
85
84
85
83
83
82
80
76
71
66
64
63
68

Pressure (mb)

1025
1025
1025
1026
1026
1026
1026
1026
1025
1024
1024
1023
1023
1022
1021
1021
1020
1020
1019
1018
1017
1016
1015
1014

Ozone (du)

303
309
315
322
323
321
317
317
315
315
314
311
307
300
299
301
303
306
305
303
303
303
303
300

Sunday 23

Waxing Crescent 10%

11:46

18:53

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:49, Set: 16:55, Transit: 12:22. Moon - Rise: 11:46, Set: 18:53. Civil Dark: 17:28 - 07:16. Nautical Dark: 18:05 - 06:39. Astro Dark: 18:41 - 06:03

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

86
86
87
87
82
81
80
87
93
100
100
100
100
94
87
80
81
86
88
90
90
90
88
83

Medium Clouds (% Sky Obscured)

99
97
100
100
100
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
68
40
10
5
10
10
10
10

ISS Passover

Visibility (miles)

9
9
8
9
6
9
8
3
4
1
1
2
1
1
2
2
2
2
2
1
0
2
1
0

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
Very Light Rain
Very 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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

20
37
50
73
72
72
88
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0.3
0.3
0.4
0.4
1.2
1.8
1.8
1.7
2.1
2.4
2.2
1.7
1.5
1.4
1.2
0.8
1.6
1.9
1.2
1.3
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
79
81
78
88
91
94
94
96
98
98
98
98
98
98
98
96
96
96
96
98
93
94
96

Pressure (mb)

1014
1013
1013
1012
1012
1011
1010
1009
1008
1008
1007
1006
1005
1005
1004
1004
1003
1003
1003
1003
1003
1002
1002
1003

Ozone (du)

298
294
291
291
287
288
289
289
287
286
287
287
287
288
290
290
290
291
291
292
295
297
299
301

Monday 24

Waxing Crescent 16%

12:19

19:58

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:50, Set: 16:55, Transit: 12:22. Moon - Rise: 12:19, Set: 19:58. Civil Dark: 17:28 - 07:17. Nautical Dark: 18:05 - 06:40. Astro Dark: 18:41 - 06:04

Total Clouds (% Sky Obscured)

100
96
92
87
92
96
100
97
93
92
93
93
94
88
81
65
65
69
71
75
74
74
73
74

Low Clouds (% Sky Obscured)

82
80
79
61
77
85
89
87
84
82
82
82
79
74
71
65
65
69
71
64
65
63
47
39

Medium Clouds (% Sky Obscured)

100
51
85
78
82
91
97
84
70
53
60
68
78
64
48
30
25
18
20
28
33
45
50
58

High Clouds (% Sky Obscured)

10
0
0
0
0
0
0
0
0
1
7
10
18
3
2
0
0
0
3
5
2
2
2
2

ISS Passover

Visibility (miles)

0
0
0
2
0
0
0
1
7
7
1
1
0
0
0
0
0
0
0
0
0
0
0
0

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

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

Precipitation Probability (%)

79
51
40
29
52
64
57
83
95
95
95
95
95
95
95
80
80
78
80
83
78
70
78
75

Precipitation Amount (mm)

0.3
0
0
0
0
0.2
0
0.4
0.7
0.5
1.4
1.3
0.8
0.9
0.7
0.4
0.5
0.4
0.4
0.5
0.4
0.3
0.5
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
96
93
96
96
100
98
98
89
94
96
98
100
100
98
98
98
100
100
100
100
100
100

Pressure (mb)

1004
1004
1004
1005
1004
1005
1005
1005
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1006
1006
1007
1007
1007

Ozone (du)

304
306
310
312
316
319
318
317
316
316
317
320
322
325
326
326
327
328
329
330
331
332
333
334

Tuesday 25

Waxing Crescent 25%

12:45

21:07

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:52, Set: 16:54, Transit: 12:22. Moon - Rise: 12:45, Set: 21:07. Civil Dark: 17:27 - 07:18. Nautical Dark: 18:04 - 06:41. Astro Dark: 18:40 - 06:05

Total Clouds (% Sky Obscured)

75
77
79
82
83
84
88
92
94
96
96
95
93
92
91
90
89
88
88
91
94
98
97
97

Low Clouds (% Sky Obscured)

30
33
40
49
65
74
87
87
88
86
86
85
84
75
65
55
63
72
80
82
85
88
87
87

Medium Clouds (% Sky Obscured)

66
71
79
82
72
55
36
28
19
11
9
9
10
8
7
6
13
15
14
3
2
2
6
8

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
30
60
90
77
70

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

60
67
64
62
67
60
44
44
44
32
38
44
35
44
53
48
44
43
36
37
39
35
34
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
5
5
5
5
5
5
5
5
5
5
5
5
6
7
8
10
13
15
17
19
20
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
98
98
96
96
96
94
93
93
91
89
88
88
88
89
88
88
88
88

Pressure (mb)

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

Ozone (du)

334
335
331
328
325
324
323
322
323
323
324
325
325
326
327
327
327
328
329
329
329
329
328
329

Wednesday 26

Waxing Crescent 34%

13:06

22:19

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: 07:53, Set: 16:53, Transit: 12:23. Moon - Rise: 13:06, Set: 22:19. Civil Dark: 17:27 - 07:19. Nautical Dark: 18:04 - 06:42. Astro Dark: 18:40 - 06:06

Total Clouds (% Sky Obscured)

96
94
90
88
86
85
83
86
90
94
96
98
99
100
100
100

Low Clouds (% Sky Obscured)

87
84
83
80
76
72
68
75
81
87
89
93
96
96
94
91

Medium Clouds (% Sky Obscured)

15
15
20
25
25
26
16
11
10
10
5
5
9
9
10
15

High Clouds (% Sky Obscured)

68
61
58
70
75
70
35
45
20
15
5
10
20
35
40
60

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

29
31
33
23
30
32
23
29
33
30
32
31
22
24
25
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

22
23
22
22
21
20
19
18
16
15
14
13
12
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
88
88
88
88
89
89
91
91
89
91
91
89
91

Pressure (mb)

1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1014
1015

Ozone (du)

329
330
331
332
332
333
334
334
333
333
332
333
333
334
334
333

Forecast for Plainpalais, Geneva, Switzerland (46.20,6.14)

Generated: 20/11/25 15:04:28. Forecast: 20/11/25 to 26/11/25. Timezone: UTC+1.00