Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waning Crescent 1%

06:36

15:30

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

Sun - Rise: 07:17, Set: 16:48, Transit: 12:02. Moon - Rise: 06:36, Set: 15:30. Civil Dark: 17:19 - 06:46. Nautical Dark: 17:54 - 06:11. Astro Dark: 18:28 - 05:36

Total Clouds (% Sky Obscured)

55
45
55
20
87
45
35
28
21
17
0
0
1
1
0
0
0
0
0
0
0
0
0
3

Low Clouds (% Sky Obscured)

69
99
99
86
70
34
10
5
3
3
0
0
1
1
0
0
0
0
0
0
0
0
0
3

Medium Clouds (% Sky Obscured)

25
20
0
0
0
0
0
0
0
0
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
3

ISS Passover

Visibility (miles)

-
-
-
-
-
-
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
1
2
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
1
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)

9
11
10
10
9
6
8
7
7
7
7
6
5
5
5
4
3
3
2
2
1
0
0
0

Chance of Frost

Temperature (°C)

14
13
14
13
12
14
10
9
8
7
5
5
5
5
5
5
4
5
4
4
5
7
9
9

Feels Like (°C)

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

Dew Point (°C)

8
8
7
8
7
6
8
7
6
4
3
2
2
2
2
2
1
1
1
0
1
1
1
2

Relative Humidity (%)

69
68
66
70
71
59
85
87
85
84
82
80
79
79
80
80
77
76
76
75
72
65
59
58

Pressure (mb)

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

Ozone (du)

289
289
294
299
294
294
291
290
286
288
290
289
286
283
284
285
280
282
279
281
277
273
266
266

Wednesday 19

Waning Crescent 0%

07:41

15:54

12 Good
13 OK
14 OK
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

Sun - Rise: 07:18, Set: 16:47, Transit: 12:02. Moon - Rise: 07:41, Set: 15:54. Civil Dark: 17:18 - 06:47. Nautical Dark: 17:53 - 06:12. Astro Dark: 18:28 - 05:37

Total Clouds (% Sky Obscured)

18
30
42
76
71
100
100
80
87
100
100
98
97
100
82
79
80
91
84
51
67
95
100
98

Low Clouds (% Sky Obscured)

18
30
42
76
71
100
100
78
87
100
95
98
97
100
82
79
80
91
84
51
67
88
88
85

Medium Clouds (% Sky Obscured)

0
0
0
0
0
65
32
8
0
67
90
43
37
26
0
0
0
0
0
0
0
16
33
3

High Clouds (% Sky Obscured)

13
18
9
4
5
20
4
7
1
1
0
1
0
1
0
0
2
1
1
1
3
19
35
86

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
0
0
4
9
5
9
6
5
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
1
4
12
15
26
44
50
48
55
63
34
25
25
23
40
32
23
21
57
60

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
64
65
68
76
77
75
77
79
85
87
90
93
96
96
91
87
93
88
90
90
85
81
78

Pressure (mb)

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

Ozone (du)

266
267
267
269
271
274
273
272
273
276
281
286
285
283
284
287
293
291
291
291
293
297
294
292

Thursday 20

New Moon 0%

08:45

16:25

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
11 Bad

Sun - Rise: 07:20, Set: 16:46, Transit: 12:02. Moon - Rise: 08:45, Set: 16:25. Civil Dark: 17:18 - 06:48. Nautical Dark: 17:53 - 06:13. Astro Dark: 18:27 - 05:39

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
80
80
85
78
73
91
90
88
92
99
88
82
80
82
94

Low Clouds (% Sky Obscured)

76
33
30
27
20
22
33
21
36
68
72
71
68
62
72
64
71
59
81
84
75
74
70
74

Medium Clouds (% Sky Obscured)

37
57
60
60
60
55
72
100
100
41
54
69
59
51
73
74
56
79
98
33
45
32
51
24

High Clouds (% Sky Obscured)

81
100
100
100
100
100
100
100
100
40
32
31
21
35
2
0
0
0
0
10
10
1
15
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
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
17
3
1
0
1
0
2
0
1
0
0
0
1
3
8
17
23
30
42
29
35
40
33

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

Chance of Frost

Temperature (°C)

10
10
10
10
9
7
7
7
6
6
7
7
6
6
6
6
6
6
6
6
6
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
81
78
81
84
81
79
79
79
78
79
79
81
82
82
86
88
86
91
93
88
78
77

Pressure (mb)

1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1006
1006
1006
1007
1007
1007
1008
1008

Ozone (du)

293
295
294
295
299
306
314
319
316
321
326
334
340
345
350
354
356
353
353
352
352
352
350
344

Friday 21

Waxing Crescent 2%

09:43

17:03

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
11 Bad

Sun - Rise: 07:21, Set: 16:45, Transit: 12:02. Moon - Rise: 09:43, Set: 17:03. Civil Dark: 17:17 - 06:49. Nautical Dark: 17:52 - 06:14. Astro Dark: 18:26 - 05:40

Total Clouds (% Sky Obscured)

100
94
88
80
79
78
76
69
69
65
77
88
100
84
69
60
69
76
81
77
75
71
72
72

Low Clouds (% Sky Obscured)

74
59
49
29
41
55
65
47
69
65
76
80
81
36
69
60
69
31
75
74
23
24
25
26

Medium Clouds (% Sky Obscured)

100
89
76
68
56
45
31
13
35
30
30
25
25
25
25
25
38
48
62
51
40
29
26
23

High Clouds (% Sky Obscured)

87
79
41
26
32
31
19
20
9
4
37
68
100
61
40
20
20
30
30
30
35
30
25
25

ISS Passover

Visibility (miles)

4
3
5
9
9
9
9
9
9
8
6
0
0
8
8
8
8
8
8
8
8
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
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

29
22
31
28
34
33
21
31
41
59
65
66
54
48
46
49
62
47
29
30
36
21
24
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
71
78
84
88
85
83
88
89
93
96
96
91
94
91
91
89
89
94
91
85
79
74

Pressure (mb)

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

Ozone (du)

339
339
342
349
353
355
357
359
360
359
359
360
356
356
354
352
349
346
346
344
342
344
343
341

Saturday 22

Waxing Crescent 5%

10:34

17:50

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

Sun - Rise: 07:22, Set: 16:45, Transit: 12:03. Moon - Rise: 10:34, Set: 17:50. Civil Dark: 17:16 - 06:50. Nautical Dark: 17:52 - 06:15. Astro Dark: 18:26 - 05:41

Total Clouds (% Sky Obscured)

72
43
70
84
84
84
94
96
97
95
77
51
34
20
14
12
16
78
86
86
92
98
98
100

Low Clouds (% Sky Obscured)

27
36
67
83
76
68
75
78
81
83
65
41
25
13
9
8
8
62
68
86
92
97
97
99

Medium Clouds (% Sky Obscured)

19
4
7
10
25
41
54
52
53
51
43
32
22
13
6
0
0
0
0
21
42
61
72
84

High Clouds (% Sky Obscured)

24
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
8
35
15
14
14
23
59

ISS Passover

Visibility (miles)

9
9
9
8
9
9
7
6
6
0
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 (%)

4
11
10
5
12
5
1
1
1
2
0
1
0
0
1
0
0
1
0
6
8
4
10
16

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
8
8
7
5
4
4
3
2
1
1
0
1
1
2
2
3
3
3
2
1
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
65
63
65
76
83
86
86
88
93
88
89
91
91
91
91
89
88
86
82
77
72
67
67

Pressure (mb)

1014
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017

Ozone (du)

339
335
329
323
322
322
325
327
327
327
328
331
335
336
339
340
338
336
334
332
329
326
323
323

Sunday 23

Waxing Crescent 10%

11:16

18:46

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
11 Bad

Sun - Rise: 07:23, Set: 16:44, Transit: 12:03. Moon - Rise: 11:16, Set: 18:46. Civil Dark: 17:16 - 06:52. Nautical Dark: 17:51 - 06:16. Astro Dark: 18:25 - 05:42

Total Clouds (% Sky Obscured)

100
99
97
95
97
98
100
95
91
86
91
93
95
86
76
60
68
76
83
86
91
95
96
98

Low Clouds (% Sky Obscured)

100
97
95
92
95
94
95
89
84
81
88
92
95
86
76
60
68
66
59
52
51
54
65
80

Medium Clouds (% Sky Obscured)

95
94
92
90
90
90
88
70
50
28
19
8
1
1
0
0
4
4
8
4
4
0
19
39

High Clouds (% Sky Obscured)

77
89
97
95
82
61
42
33
48
67
71
71
65
37
9
2
22
42
58
49
33
31
19
25

ISS Passover

Visibility (miles)

9
9
6
3
0
0
0
0
3
6
9
9
9
9
9
9
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

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

Precipitation Probability (%)

20
24
31
39
44
41
29
32
29
16
17
19
20
19
16
11
15
18
19
30
43
58
65
75

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.5
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
67
75
82
91
93
93
93
93
91
91
88
86
85
88
89
91
91
89
89
82
76
71
70

Pressure (mb)

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

Ozone (du)

322
322
321
321
320
317
315
312
312
312
311
311
310
309
306
303
299
300
301
302
303
303
303
303

Monday 24

Waxing Crescent 16%

11:51

19:49

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
11 Bad

Sun - Rise: 07:25, Set: 16:43, Transit: 12:03. Moon - Rise: 11:51, Set: 19:49. Civil Dark: 17:15 - 06:53. Nautical Dark: 17:51 - 06:17. Astro Dark: 18:25 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
89
78
81
78
79
84
91

Low Clouds (% Sky Obscured)

94
96
98
99
96
93
90
94
97
100
98
96
94
97
98
100
95
89
78
81
78
79
84
91

Medium Clouds (% Sky Obscured)

58
72
86
100
100
100
100
98
96
94
96
98
100
100
100
100
95
89
78
77
52
29
33
41

High Clouds (% Sky Obscured)

26
53
79
100
100
100
100
100
100
100
86
69
54
69
85
100
90
80
70
44
22
0
4
7

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

87
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
82
48
70
65

Precipitation Amount (mm)

1.1
1.2
1.5
2
2
2.4
3.7
2.8
3.1
3.8
2.1
1.8
1.7
1.8
1.7
1.6
2.2
2.8
3
0.7
0.4
0
0.4
0.3

Wind Speed/Direction (mph)

3
3
3
3
4
4
3
3
2
2
3
1
1
0
0
0
0
0
4
12
7
2
0
0

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
69
73
78
82
82
82
82
85
88
91
95
95
98
98
98
100
100
100
100
100
100
98
98

Pressure (mb)

1011
1010
1009
1008
1008
1007
1006
1006
1005
1004
1003
1002
1001
1000
999
998
997
997
996
996
996
997
998
998

Ozone (du)

304
304
304
305
305
307
308
310
309
308
307
308
309
310
311
312
313
315
317
319
320
321
323
323

Forecast for Margine Coperta-Traversagna, Provincia di Pistoia, Italy (43.88,10.76)

Generated: 18/11/25 18:58:40. Forecast: 18/11/25 to 24/11/25. Timezone: UTC+1.00